Science.gov

Sample records for dos bosques deciduos

  1. EXISTING NUTRIENT SOURCES AND CONTRIBUTIONS TO THE BOSQUE RIVER

    E-print Network

    Mukhtar, Saqib

    TIAER PR 9911 EXISTING NUTRIENT SOURCES AND CONTRIBUTIONS TO THE BOSQUE RIVER WATERSHED Anne Mc;#12;Existing Nutrient Sources and Contributions to the Bosque River Watershed i EXECUTIVE SUMMARY Over about consistently at 17 sites in the Bosque River watershed. Drainage areas above sampling sites differed

  2. RIO GRANDE FLOODWAY SAN ACACIA TO BOSQUE DEL APACHE UNIT

    E-print Network

    US Army Corps of Engineers

    #12;RIO GRANDE FLOODWAY SAN ACACIA TO BOSQUE DEL APACHE UNIT SOCORRO COUNTY, NEW MEXICO GENERAL the IEPR for the Rio Grande Floodway, San Acacia to Bosque del Apache Unit, draft General Reevaluation to Independent Rio Grande Floodway, San Acacia External Peer Review to Bosque del Apache Unit. · Low = Affects

  3. Manual del espectrógrafo multifunción de Bosque Alegre

    NASA Astrophysics Data System (ADS)

    Díaz, R.; Paolantonio, S.; Carranza, G.; Goldes, G.

    Este manual consta de 120 páginas y resume las características del Espectrógrafo Multifunción instalado en el telescopio de 1.54 m de la Estación Astrofísica de Bosque Alegre. En este trabajo se describen, además, las técnicas a emplear para su puesta a punto y la secuencia de operaciones para la obtención de datos en cada uno de los modos que ya se encuentran en funcionamiento. Parte de este trabajo se realizó con el apoyo de la Asociación Argentina de Astronomía, a través de becas otorgadas a R.D. y S.P..

  4. 5to CONGRESO FORESTAL DE CUBA "BOSQUES PARA LAS PERSONAS"

    E-print Network

    Schierup, Mikkel Heide

    5to CONGRESO FORESTAL DE CUBA "BOSQUES PARA LAS PERSONAS" V Encuentro Internacional de Jóvenes 2011 Palacio de Convenciones de La Habana, Cuba #12; 1 "La cuestión vital de la que hablamos es. Resultados del Proyecto Cuba-Canadá............................................... 17 COMISIÖN 2. Uso y

  5. Timing of Histologic Progression from Chorio-Deciduitis to Chorio-Deciduo-Amnionitis in the Setting of Preterm Labor and Preterm Premature Rupture of Membranes with Sterile Amniotic Fluid

    PubMed Central

    Park, Chan-Wook; Park, Joong Shin; Norwitz, Errol R.; Moon, Kyung Chul; Jun, Jong Kwan; Yoon, Bo Hyun

    2015-01-01

    Background Histologic chorio-deciduitis and chorio-deciduo-amnionitis (amnionitis) in extra-placental membranes are known to represent the early and advanced stages of ascending intra-uterine infection. However, there are no data in humans about the time required for chorio-deciduitis to develop and for chorio-deciduitis without amnionitis to progress to chorio-deciduitis with amnionitis, and the effect of prolongation of pregnancy on the development of chorio-deciduitis and amnionitis in patients with preterm labor and intact membranes (PTL) and preterm premature rupture of membranes (preterm-PROM). We examined these issues in this study. Methods The study population consisted of 289 women who delivered preterm (133 cases with PTL, and 156 cases with preterm-PROM) and who had sterile amniotic fluid (AF) defined as a negative AF culture and the absence of inflammation as evidenced by a matrix metalloproteinase-8 (MMP-8) level <23 ng/ml. We examined the association between amniocentesis-to-delivery interval and inflammatory status in the extra-placental membranes (i.e., inflammation-free extra-placental membranes, choroi-deciduitis only, and chorio-deciduitis with amnionitis) in patients with PTL and preterm-PROM. Results Amniocentesis-to-delivery interval was longer in cases of chorio-deciduitis with amnionitis than in cases of chorio-deciduitis only in both PTL (median [interquartile-range (IQR)]; 645.4 [319.5] vs. 113.9 [526.9] hours; P = 0.005) and preterm-PROM (131.3 [135.4] vs. 95.2 [140.5] hours; P<0.05). Amniocentesis-to-delivery interval was an independent predictor of the development of both chorio-deciduitis and amnionitis after correction for confounding variables such as gestational age at delivery in the setting of PTL, but not preterm-PROM. Conclusions These data confirm for the first time that, in cases of both PTL and preterm-PROM with sterile AF, more time is required to develop chorio-deciduitis with amnionitis than chorio-deciduitis alone in extra-placental membranes. Moreover, prolongation of pregnancy is an independent predictor of the development of both chorio-deciduitis and amnionitis in cases of PTL with sterile AF. PMID:26574743

  6. Independent External Peer Review Rio Grande Floodway, San Acacia to Bosque Del Apache,

    E-print Network

    US Army Corps of Engineers

    Independent External Peer Review Rio Grande Floodway, San Acacia to Bosque Del Apache, New Mexico and maintenance Office of Management and Budget Probability of Unsatisfactory Performance SADD San Acacia performed an Independent External Peer Review (IEPR) of the Rio Grande Floodway, San Acacia to Bosque Del

  7. Texas A&M University – Lake Granbury and Bosque River Assessment Final Scientific/Technical Report 

    E-print Network

    2009-01-01

    The “Texas A&M University – Lakes Granbury and Waco, and Bosque River Assessment” project was developed to address two separate water quality issues in Central Texas. Prior work in each waterbody has identified major water ...

  8. A Review of Archaeological Investigations in Bosque, Erath, Hood, Johnson, and Somervell Counties, Texas 

    E-print Network

    Moore, William

    2015-06-05

    of individuals, sometimes avocational archaeologists. As of March 2, 1995, the five counties had the following number of recorded sites at the Texas Archeological Research Laboratory (TARL) in Austin, Texas: Bosque (252), Erath (33), Hood (70), Johnson (12...

  9. Bosque River Environmental Infrastructure Improvement Plan: Phase II BMP Modeling Report 

    E-print Network

    Tuppad, Pushpa; Srinivasan, Raghavan

    2008-01-01

    The Bosque River Watershed is located in the Brazos River Basin in central Texas and is facing a suite of water quality issues resulting in sediment, nutrient and bacteria loading. These loadings are potentially derived from improperly managed...

  10. DOS basics

    SciTech Connect

    O`Connor, P.

    1994-09-01

    DOS is an acronym for Disk Operating System. It is actually a set of programs that allows you to control your personal computer. DOS offers the capabilities to create and manage files; organize and maintain information placed on disks; use application programs such as WordPerfect, Lotus 123, Excel, Windows, etc. In addition, DOS provides the basic utilities needed to copy files from one area to another, delete files and list files. The latest version of DOS also offers more advanced features that include hard disk compression and memory management. Basic DOS commands are discussed.

  11. Genetic structuring in the threatened ``Lagartijo del Bosque Seco" (Anolis cooki) from Puerto Rico

    E-print Network

    Leal, Manuel S.

    Genetic structuring in the threatened ``Lagartijo del Bosque Seco" (Anolis cooki) from Puerto Rico of the Caribbean Island of Puerto Rico. Maximum likelihood and Bayesian methods revealed relatively shallow genetic in mainland Puerto Rico. Despite this pattern, specimens from the same geographic area tended to nest together

  12. History of the Oral and Maxillofacial Surgery Residency Program at Universidad el Bosque, Bogotá, Colombia.

    PubMed

    Castro-Núñez, Jaime

    2012-01-01

    The formal training of oral and maxillofacial surgeons in Colombia started in 1958 at Hospital Sanjos6, thanks to the titanic work of Waldemar Wilhelm, a German-born surgeon who settled in BogotA in 1950. Today there are seven institutions in Colombia that offer residency programs in oral and maxillofacial surgery. The aim of this article is to describe the history of the Oral and Maxillofacial Surgery Residency Program at Universidad El Bosque in Bogota. PMID:22916408

  13. John Dos Passos

    E-print Network

    Landsberg, Melvin

    1962-10-05

    PASSOS. By Robert Gorham Davis. Minneapolis: University of Minnesota P r e s s . 1962. $.65. Mr. DavisT pamphlet is a biographical and critical survey of Dos Passos* career . The work is informative and sometimes perceptive, but it is also uneven.... Childhood in Mark Twain's Imagination. Yale Publi­ cations in American Studies, 6. By Alber tE. Stone, J r . New Haven: Yale University P r e s s . 1961. $5.00. Thes e two books are valuable becaus e they extend our knowledge of both the nineteenth...

  14. Geologic and Hydrogeologic Information for a Geodatabase for the Brazos River Alluvium Aquifer, Bosque County to Fort Bend County, Texas

    USGS Publications Warehouse

    Shah, Sachin D.; Houston, Natalie A.

    2007-01-01

    During July-October 2006, the U.S. Geological Survey (USGS), in cooperation with the Texas Water Development Board (TWDB), developed geologic and hydrogeologic information for a geodatabase for use in development of a Groundwater Availability Model (GAM) of the Brazos River alluvium aquifer along the Brazos River from Bosque County to Fort Bend County, Texas. The report provides geologic and hydrogeologic information for a study area that encompasses the Brazos River alluvium aquifer, a 1/2-mile-wide lateral buffer surrounding the aquifer, and the rocks immediately underlying the aquifer. The geodatabase involves use of a thematic approach to create layers of feature data using a geographic information system. Feature classes represent the various types of data that are keyed to spatial location and related to one another within the geodatabase. The 1/2-mile-wide buffer surrounding the aquifer was applied to include data from wells constructed primarily in alluvium but outside the boundary of the Brazos River alluvium aquifer. A 1/2- by 1/2-mile grid was generated on the study area to facilitate uniform distribution of data for eventual input into the GAM. Data were compiled primarily from drillers and borehole geophysical logs from government agencies and universities, hydrogeologic sections and maps from published reports, and agency files. The geodatabase contains 450 points with geologic data and 280 points with hydrogeologic data.

  15. Different roles of DosS and DosT in the hypoxic adaptation of Mycobacteria.

    PubMed

    Kim, Min-Ju; Park, Kwang-Jin; Ko, In-Jeong; Kim, Young Min; Oh, Jeong-Il

    2010-10-01

    The DosS (DevS) and DosT histidine kinases form a two-component system together with the DosR (DevR) response regulator in Mycobacterium tuberculosis. DosS and DosT, which have high sequence similarity to each other over the length of their amino acid sequences, contain two GAF domains (GAF-A and GAF-B) in their N-terminal sensory domains. Complementation tests in conjunction with phylogenetic analysis showed that DevS of Mycobacterium smegmatis is more closely related to DosT than DosS. We also demonstrated in vivo that DosS and DosT of M. tuberculosis play a differential role in hypoxic adaptation. DosT responds to a decrease in oxygen tension more sensitively and strongly than DosS, which might be attributable to their different autooxidation rates. The different responsiveness of DosS and DosT to hypoxia is due to the difference in their GAF-A domains accommodating the hemes. Multiple alignment analysis of the GAF-A domains of mycobacterial DosS (DosT) homologs and subsequent site-directed mutagenesis revealed that just one substitution of E87, D90, H97, L118, or T169 of DosS with the corresponding residue of DosT is sufficient to convert DosS to DosT with regard to the responsiveness to changes in oxygen tension. PMID:20675480

  16. The Red de Monitoreo de BosquesAndinos: A communication platform for science and policy in the Andean countries

    NASA Astrophysics Data System (ADS)

    Baez, S.; Cuesta, F. X.; Malizia, A.; Carilla, J.; Bustamante, M.; Yepes, A.

    2013-05-01

    A workshop held in October 2012 in Lima, Peru, brought together more than 40 scientists and policy makers working in Andean forest ecosystems, one of the richer and most threatened ecosystems of the world. Among the various results of the workshop, there is the formation of the network "Red de Bosques Andinos". The goals of the network include to stimulate scientific research in Andean forest ecosystems by promoting collaboration among scientists, and to serve as a platform to facilitate applied research and communication between scientists and policy makers. Current members of the network include scientists of Argentina, Colombia, Ecuador, Germany, Peru, USA, and representatives of Ministries of Environment and the National Climate Change Adaptation Programs of Colombia, Bolivia, Ecuador, and Peru. The network has started to work in two critical documents for the region. The first one is an extended protocol to monitor diversity and carbon in Andean forests. This protocol, partly based on unpublished efforts, has been developed by the Instituto de Ecología Regional, Universidad de Tucuman, Argentina, and has been revised and improved by experts working in the Andes. The document describe methods to document ecological changes that take place over mid- and long periods of time. It focuses on monitoring changes on the diversity and growth of trees, shrubs and lianas, cover of herbaceous species, and carbon content in forests. This extended protocol will be a useful tool for students and researchers interested in conducting long-term ecological research. Moreover, the use of this tool will produce standardized data needed to understand ecological processes that take place at large spatial scales. The document will be freely available at www.condesan.org. The second document consists of an analysis of the dynamics of trees and carbon in the Andean region. The members of the network have contributed with data of more than 70 permanent forest plots located from Colombia to Argentina, some of them monitored since 1990. The initial results indicate that warmer, wetter, and more seasonal forests had higher rates of turnover of individuals, and biomass. Most of these patterns held for both, tropical and subtropical forest plots. The study will be completed in 2013, and will be the first study of forest dynamics and carbon content for the countries in the region. Finally, it is the aim of the Andean Forest Network to bring together scientists and policy-makers interested in research, management and conservation of the Andean forest. The creation of the network and the development of its first two products have been possible thanks to the financial support of the Swiss Agency of International Cooperation (COSUDE) through the CIMA project, the Dutch Technical Agency (GIZ), and the endorsement of the Secretaría General de Naciones (SG-CAN). The coordination of the network is currently held by Selene Báez, at CONDESAN (selene.baez@condesan.org). Please contact us if you need more information or if you are interested in becoming part of the network.

  17. BROWSING THE BOSQUE

    Technology Transfer Automated Retrieval System (TEKTRAN)

    Invasive Salt Cedar (Tamarix spp.) occupies riparian zones throughout the Western United States and has been reported to increase evapotranspiration, increase fire frequency, reduce habitat values, and replace native plant species. Herbicides and mechanical clearing are the main methods used to rem...

  18. Silvio Barros Pereira Introduo Teoria dos Jogos

    E-print Network

    Díaz, Lorenzo J.

    Silvio Barros Pereira Introdução à Teoria dos Jogos e a Matemática no Ensino Médio Dissertação de Pereira Introdução à Teoria dos Jogos e a Matemática no Ensino Médio Dissertação apresentada como Pereira, Silvio Barros Introdução á Teoria dos Jogos e a Matemática no Ensino Médio: Silvio Barros Pereira

  19. 38% dos jovens no tm dinheiro para

    E-print Network

    Instituto de Sistemas e Robotica

    38% dos jovens não têm dinheiro para continuar a estudar Estudantes não são bem informados sobre continuará a estu- dar porque "por um lado, não tem dinheiro e, por outro lado, porque sente que não terá

  20. John Dos Passos Newsletter, December 2002

    E-print Network

    Landsberg, Melvin

    2002-12-01

    Soldiers and Manhattan Transfer, and examining again my own copy of the 1946 three-volume edition of U.S.A. with the many well-known illustrations by Reginald Marsh. The experience made clear immediately not only Dos Passos’ awareness of both..., an old Arab explains to Dos Passos that Great Britain and France had not acted according to Woodrow Wilson’s Fourteen Points. “The Americai must tell his countrymen that the people of Iraq would continue to struggle for their freedom...

  1. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2011 CFR

    2011-04-01

    ... is located in northern Mendocino County, California, at the confluence of the Eel River and the Middle Fork of the Eel River. The area's boundaries are defined as follows— (1) Beginning in the... the Middle Fork of the Eel River, to the southeast corner of section 11, T21N, R13W (Dos...

  2. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2010 CFR

    2010-04-01

    ... is located in northern Mendocino County, California, at the confluence of the Eel River and the Middle Fork of the Eel River. The area's boundaries are defined as follows— (1) Beginning in the... the Middle Fork of the Eel River, to the southeast corner of section 11, T21N, R13W (Dos...

  3. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2014 CFR

    2014-04-01

    ... is located in northern Mendocino County, California, at the confluence of the Eel River and the Middle Fork of the Eel River. The area's boundaries are defined as follows— (1) Beginning in the... the Middle Fork of the Eel River, to the southeast corner of section 11, T21N, R13W (Dos...

  4. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2012 CFR

    2012-04-01

    ... is located in northern Mendocino County, California, at the confluence of the Eel River and the Middle Fork of the Eel River. The area's boundaries are defined as follows— (1) Beginning in the... the Middle Fork of the Eel River, to the southeast corner of section 11, T21N, R13W (Dos...

  5. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2013 CFR

    2013-04-01

    ... is located in northern Mendocino County, California, at the confluence of the Eel River and the Middle Fork of the Eel River. The area's boundaries are defined as follows— (1) Beginning in the... the Middle Fork of the Eel River, to the southeast corner of section 11, T21N, R13W (Dos...

  6. NOVAS REGRAS CONSTRUO REABILITAO URBANAAMEAASEGURANA DOS MORADORES

    E-print Network

    Instituto de Sistemas e Robotica

    NOVAS REGRAS Lei ignora risco sísmico PÁG.I6 #12;CONSTRUÇÃO ¦ REABILITAÇÃO URBANAAMEAÇASEGURANÇA DOS MORADORES Nova lei esquece regras antissismo ¦Arquitetos e engenheiros acusam Ministério do 30 anos recuperados sob as novas regras. Quem o diz são as ordens de ar- quitetos e engenheiros, que

  7. John Dos Passos Newsletter, June 1999

    E-print Network

    Landsberg, Melvin

    1999-06-01

    to an imaginary humanist republic which to me represented the struggle for life against the backdrag of death and stag- nation. Figures like Giordano Bruno, June 1999 John Dos Passos Newsletter 5 “every sacristan and every forgotten masterpiece in the villages...

  8. Fast interrupt platform for extended DOS

    NASA Technical Reports Server (NTRS)

    Duryea, T. W.

    1995-01-01

    Extended DOS offers the unique combination of a simple operating system which allows direct access to the interrupt tables, 32 bit protected mode access to 4096 MByte address space, and the use of industry standard C compilers. The drawback is that fast interrupt handling requires both 32 bit and 16 bit versions of each real-time process interrupt handler to avoid mode switches on the interrupts. A set of tools has been developed which automates the process of transforming the output of a standard 32 bit C compiler to 16 bit interrupt code which directly handles the real mode interrupts. The entire process compiles one set of source code via a make file, which boosts productivity by making the management of the compile-link cycle very simple. The software components are in the form of classes written mostly in C. A foreground process written as a conventional application which can use the standard C libraries can communicate with the background real-time classes via a message passing mechanism. The platform thus enables the integration of high performance real-time processing into a conventional application framework.

  9. The Heme-Based Oxygen-Sensor Phosphodiesterase Ec DOS (DosP): Structure-Function Relationships

    PubMed Central

    Shimizu, Toru

    2013-01-01

    Escherichia coli Direct Oxygen Sensor (Ec DOS, also known as Ec DosP) is a heme-based O2-sensing phosphodiesterase from Escherichia coli that catalyzes the conversion of cyclic-di-GMP to linear di-GMP. Cyclic-di-GMP is an important second messenger in bacteria, highlighting the importance of understanding structure-function relationships of Ec DOS. Ec DOS is composed of an N-terminal heme-bound O2-sensing PAS domain and a C-terminal phosphodiesterase catalytic domain. Notably, its activity is markedly enhanced by O2 binding to the heme Fe(II) complex in the PAS sensor domain. X-ray crystal structures and spectroscopic and catalytic characterization of the wild-type and mutant proteins have provided important structural and functional clues to understanding the molecular mechanism of intramolecular catalytic regulation by O2 binding. This review summarizes the intriguing findings that have obtained for Ec DOS. PMID:25586128

  10. Divorce Matters: Visitation Dos and Don'ts

    MedlinePLUS

    divorce matters Visitation dos and don’ts For both parents and children, visitation is critical to maintaining ... sense of connectedness both during and after a divorce. But in the early stages of family restructuring ...

  11. Estadistica II Tema 3. Comparacion de dos poblaciones

    E-print Network

    Gil, Ana Arribas

    Estad´istica II Tema 3. Comparaci´on de dos poblaciones Curso 2010/11 #12;Tema 3. Comparaci´on de. Comparaci´on de dos poblaciones Referencias en la bibliograf´ia Meyer, P. "Probabilidad y aplicaciones estad´isticas"(1992) Cap´itulo ¿? Newbold, P. "Estad´istica para los negocios y la econom´ia"(1997) Cap´itulo 9 (9

  12. Isotopic and chemical investigations on Angra dos Reis

    NASA Technical Reports Server (NTRS)

    Wasserburg, G. J.; Tera, F.; Papanastassiou, D. A.; Huneke, J. C.

    1977-01-01

    Isotope ratios and chemical abundance measurements for a variety of elements are reported for total meteorite and mineral separates of the Angra dos Reis achondrite. U-Pb, Th-Pb, and Pb-Pb ages are concordant at 4.54 eons for the total meteorite and for high-purity whitlockite, which indicates that Angra dos Reis is an early planetary differentiate that has not been disturbed for these systems since 4.54 eons ago. The implications of different ratios of Sr-87 and Sr-86 found in different components are discussed. Xe isotopic measurements show that Pu-244 was enriched in the whitlockite relative to the pyroxene by a factor of about 18. Chemical enrichment factors between the whitlockite and the fassaitic pyroxene in Angra dos Reis are presented

  13. Perspectivas Futuras para o Observatório do Pico dos Dias

    NASA Astrophysics Data System (ADS)

    Bruch, Albert

    2004-02-01

    Com o Observatório Gemini plenamente operacional e o telescópio SOAR iniciando suas operações em breve, a astronomia observacional brasileira encontra-se no auge de uma transformação profunda que terá um impacto grave no Observatório do Pico dos Dias - OPD. Refletimos aqui sobre a natureza desse impacto e estratégias para manter a competitividade do OPD. Não queremos apresentar receitas prontas, mas idéias que poderão servir como base de discussão sobre o uso inteligente dos telescópios do OPD como parte do conjunto de instrumentos disponíveis à comunidade astronômica brasileira.

  14. Dos dosis de vacuna contra los VPH pueden proteger

    Cancer.gov

    Dos dosis de Cervarix, la vacuna contra virus del papiloma humano (VPH), fueron tan efectivas como la pauta normal actual de tres dosis después de cuatro años de seguimiento. El estudio de vacuna en Costa Rica, patrocinado por el NCI, fue diseñado para ev

  15. MS DOS Tool Software Including Public Domain, Grades K-6.

    ERIC Educational Resources Information Center

    New York City Board of Education, Brooklyn, NY. Div. of Computer Information Services.

    This curriculum guide is designed to assist teachers and supervisors in introducing lower elementary students to the MS DOS computer and the word processing program PC Write. Accompanying this guide are two program disks: PC Write, which is a public domain word processing program and Disk Care, which reinforces rules for caring for disks. The…

  16. Eleies nos EUA: A Metamorfose dos Valores Morais Nikki Moore

    E-print Network

    Ferreira, Paulo J.

    salvador do Povo de Deus ­ o Cristo. Contudo, chegou-se rapidamente á conclusão que ele não seria o Leão tinham estabelecido em nome do seu Deus. Finalmente, estes líderes religiosos fecharam o negócio com um que o público aplaudia em nome de Deus, em nome da vitória moral, em nome dos "valores morais

  17. When worlds collide - Mac to MS-DOS. [Data transfer to and from Apple Macintosh computers and MS-DOS based personal computers

    SciTech Connect

    Busbey, A.B.

    1989-04-01

    A number of methods and products, both hardware and software, to allow data exchange between Apple Macintosh computers and MS-DOS based systems. These included serial null modem connections, MS-DOS hardware and/or software emulation, MS-DOS disk-reading hardware and networking.

  18. Delivery Dos and Don'ts Steve Tollefson

    E-print Network

    Romano, Raquel

    the eyes, or look at their shoulders. But do look at the people, not the ceiling or the back door. 2. Don't be afraid of pauses. 3. When you need to, look down at your notes in silence, then back up to the audienceDelivery Dos and Don'ts Steve Tollefson UC Berkeley 2 0 0 0 1. Look them in the eye, or between

  19. Estudio de dos ecuaciones parabolicas lineales con metodos de energia

    E-print Network

    Granero, Rafael

    Estudio de dos ecuaciones parab´olicas lineales con m´etodos de energ´ia: Notas para la I Semana energ´ia. Daremos un ap´endice con los resultados m´as ´utiles en este tipo de c´alculos. Palabras clave: M´etodo de la energ´ia, ecuaci´on del calor, ecuaciones no-locales, interfase. ´Indice 1. Introducci

  20. Structures of Mycobacterium tuberculosis DosR and DosR?DNA Complex Involved in Gene Activation during Adaptation to Hypoxic Latency

    SciTech Connect

    Wisedchaisri, Goragot; Wu, Meiting; Rice, Adrian E.; Roberts, David M.; Sherman, David R.; Hol, Wim G.J.

    2010-07-20

    On encountering low oxygen conditions, DosR activates the transcription of 47 genes, promoting long-term survival of Mycobacterium tuberculosis in a non-replicating state. Here, we report the crystal structures of the DosR C-terminal domain and its complex with a consensus DNA sequence of the hypoxia-induced gene promoter. The DosR C-terminal domain contains four {alpha}-helices and forms tetramers consisting of two dimers with non-intersecting dyads. In the DNA-bound structure, each DosR C-terminal domain in a dimer places its DNA-binding helix deep into the major groove, causing two bends in the DNA. DosR makes numerous protein-DNA base contacts using only three amino acid residues per subunit: Lys179, Lys182, and Asn183. The DosR tetramer is unique among response regulators with known structures.

  1. Dos Passos' USA. Biographies and 'The Literature of Power

    E-print Network

    Landsberg, Melvin

    2000-11-05

    ," and a third time, "Reed was a westerner words meant what they said." Dos Passos also has "why not revolution?" three times in "Playboy"; and three times, with variations, "a man's got to like many things in his life." Within the Woodrow Wilson piece, he... in this brief essay. I list only a few of the other outstanding ones. 1. The exact word and the memorable phrase: Veblen's memorial—"the sharp clear prism of his mind." 2. The telling detail, as in the sketch of Woodrow Wilson: "while he was courting [the girl...

  2. Darío y Lugones: Dos visiones modernistas de Pierrot

    E-print Network

    Sarabia, Rosa

    1987-10-01

    una naturaleza equivalente, "dos o tres árboles raquíticos" (342). A esto hay que sumar un elemento del sistema de decorado recién aludido que entra en relación directa con la inmediata acción y es el pozo en cuyo subsuelo están los tachos de la... coquetería-provoca la caída del amante desafortunado en un tacho de tinta que lo tiñe de negro, descenso no solo físico sino también espi ritual. Los principales personajes-todos ellos pertenecientes a la Commedia delFArte~se hallan presentes en este...

  3. Network Bandwidth Denial of Service (DoS) Angelos D. Keromytis

    E-print Network

    Keromytis, Angelos D.

    and Keywords SYN flood attack, application-level DoS, algorithmic DoS, memory and state exhaustion Do since at least 1996, with a TCP SYN flood attack against Panix, an Internet Service Provider. Large Columbia University Synonyms Network flooding attack, packet flooding attack, network DoS Related Concepts

  4. Observações no âmbito dos "additional programs" do satélite COROT

    NASA Astrophysics Data System (ADS)

    Janot Pacheco, E.

    2003-08-01

    O satélite Fraco-europeu COROT fará fotometria de altissima precisão (pretende-se atingir uma parte em um milhão), grande campo (3x3 graus) e por longos períodos, de duas regiões pré-determinadas do céu, com 10 graus de raio. Suas finalidades básicas serão estudos em sismologia estelar e a procura de exoplanetas. A comunidade astronômica brasileira participará dessa missão espacial, com direitos iguais aos dos parceiros europeus. Isso se deve a que o satélite utilizará a estação de recepção de dados de Natal (INPE), 5 a 6 brasileiros participarão das equipes de software e cientistas do país atuarão na fase de pré-lançamento. Apresentamos nesta comunicação sugestões para a preparação de propostas de observações com COROT, no âmbito dos Programas Adicionais, que contemplam outros projetos que não de sismologia ou exoplanetas. As últimas definições técnicas e decisões tomadas na 4th Corot Week de junho último serão igualmente apresentadas, em particular quanto às regiões de observação escolhidas e quanto aos procedimentos a seguir para se propor observações.

  5. The Permanence of John Dos Passos; Contents of John Dos Passos Newsletter (January of 1998-Summer 2002)

    E-print Network

    Landsberg, Melvin

    2002-07-01

    Richard Ellsworth Savage: A Character with a Pronounced Lack of Character 14 Two Studies on Mary French 22 Homosexuality and Black-White Relations in U.S.A. 46 Obscuring Hull House — Highlighting Male Predominance in U.S.A. 53 Dos Passos' U... Compton and Mary French, two left- radical characters, he the son of a Jewish watchmaker in Brooklyn, and she the daughter of a physician in Colorado; Charley Anderson, a midwestern mechanic who becomes a decorated airman during the war and then goes...

  6. John R. Dos Passos: His Influence on the Novelist's Early Political Development

    E-print Network

    Landsberg, Melvin

    1964-09-01

    ibid., p. 77. 18 Ibid., p. 86. i» John R. Dos Passos Sr., The Anglo-Saxon Century (New York, 1903), pp. 159-208. 20 ibid., p. 84. 21 ibid., p. 47. 22 ibid., p. 3. John R. Dos Passos Sr. 477 ness interests of its citizens.23 It ought to remember... the ignorance or apathy of the voters. There being no way of curtailing the si Ibid., pp. 76-78. } 32 Dos Passos, The 42nd Parallel, p. 174. 83 Dos Passos Sr., Anglo-Saxon Century, pp. 103-5. 84 John R. Dos Passos Sr., The Results and Responsibilities of Our...

  7. Locality Based Pruning Methods for Web Search Edleno Silva de Moura and Celia Francisca dos Santos and Bruno dos Santos de Araujo

    E-print Network

    Nascimento, Mario A.

    Locality Based Pruning Methods for Web Search Edleno Silva de Moura and Celia Francisca dos Santos and Bruno dos Santos de Araujo and Altigran Soares da Silva Federal University of Amazonas and Pavel Calado in environments where the document database changes continuously, such as large scale web search engines

  8. Document image archive transfer from DOS to UNIX

    NASA Technical Reports Server (NTRS)

    Hauser, Susan E.; Gill, Michael J.; Thoma, George R.

    1994-01-01

    An R&D division of the National Library of Medicine has developed a prototype system for automated document image delivery as an adjunct to the labor-intensive manual interlibrary loan service of the library. The document image archive is implemented by a PC controlled bank of optical disk drives which use 12 inch WORM platters containing bitmapped images of over 200,000 pages of medical journals. Following three years of routine operation which resulted in serving patrons with articles both by mail and fax, an effort is underway to relocate the storage environment from the DOS-based system to a UNIX-based jukebox whose magneto-optical erasable 5 1/4 inch platters hold the images. This paper describes the deficiencies of the current storage system, the design issues of modifying several modules in the system, the alternatives proposed and the tradeoffs involved.

  9. Novas determinações dos parâmetros atmosféricos das estrelas anãs brancas DA

    NASA Astrophysics Data System (ADS)

    Giovannini, O.; Costa, A. F. M.; Kepler, S. O.

    2003-08-01

    Nós temos selecionado uma amostra de estrelas anãs brancas DA (atmosfera de hidrogênio) a partir dos índices de Strömgren cujos valores estão próximos a região de instabilidade das estrelas anãs brancas DA variáveis, as chamadas estrelas DAV ou ZZ Ceti. O objetivo é determinar os parâmetros fundamentais (temperatura efetiva, Teff, aceleração da gravidade, log g, e massa) destas estrelas para verificar quais os parâmetros estelares estão envolvidos com o mecanismo de pulsação das estrelas DAV. Nós obtemos, até agora, mais de 120 espectros óticos de estrelas DA. Entre as estrelas selecionadas há 20 estrelas variáveis (DAV). Assim, podemos verificar se existem ou não estrelas não variáveis dentro da faixa de instabilidade das estrelas ZZ Ceti. Neste trabalho nós apresentamos a determinação dos parâmetros atmosféricos (temperatura efetiva, Teff, e aceleração da gravidade, log g) das estrelas anãs brancas DA usando os novos modelos de atmosfera ML2/a = 0.6. Estes modelos têm sido utilizados recentemente por fornecerem uma excelente consistência interna na determinação das temperaturas nas regiões do ultra-violeta e ótico. Os parâmetros atmosféricos são determinados espectroscopicamente através da comparação do fluxo de energia das linhas de Balmer (Hb à H9) entre os espectros observados e sintéticos (gerados pelos modelos de atmosfera). As temperaturas obtidas com os novos modelos são, em geral, menores (~ 1000 K menos) que as temperaturas determinadas anteriormente, com modelos ML1. Os valores de log g não mudaram significativamente (menos de 10%). A faixa de instabilidade das DAVs está entre 11000 e 13000 K, consistente com dados de outros autores.

  10. Clarissa Coda dos Santos Cavalcanti Marques Animac~ao 3D em Tempo Real com Analises

    E-print Network

    Lewiner, Thomas (Thomas Lewiner)

    Clarissa Cod´a dos Santos Cavalcanti Marques Anima¸c~ao 3D em Tempo Real com An´alises Harm^onicas Cod´a dos Santos Cavalcanti Marques Anima¸c~ao 3D em Tempo Real com An´alises Harm^onicas e Modal Tese Real com An´alises Harm^onicas e Modal / Clarissa Cod´a dos Santos Cavalcanti Marques; orientador

  11. Queda dos homicídios em São Paulo, Brasil: uma análise descritiva

    PubMed Central

    Peres, Maria Fernanda Tourinho; Vicentin, Diego; Nery, Marcelo Batista; de Lima, Renato Sérgio; de Souza, Edinilsa Ramos; Cerda, Magdalena; Cardia, Nancy; Adorno, e Sérgio

    2012-01-01

    Objetivo Descrever a evolução da mortalidade por homicídios no Município de São Paulo segundo tipo de arma, sexo, raça ou cor, idade e áreas de exclusão/inclusão social entre 1996 e 2008. Métodos Estudo ecológico de série temporal. Os dados sobre óbitos ocorridos no Município foram coletados da base de dados do Programa de Aprimoramento das Informações sobre Mortalidade, seguindo a Classificação Internacional de Doenças, Décima Revisão (CID-10). Foram calculadas as taxas de mortalidade por homicídio (TMH) para a população total, por sexo, raça ou cor, faixa etária, tipo de arma e área de exclusão/inclusão social. As TMH foram padronizadas por idade pelo método direto. Foram calculados os percentuais de variação no período estudado. Para as áreas de exclusão/inclusão social foram calculados os riscos relativos de morte por homicídio. Resultados As TMH apresentaram queda de 73,7% entre 2001 e 2008. Foi observada redução da TMH em todos os grupos analisados, mais pronunciada em homens (?74,5%), jovens de 15 a 24 anos (?78,0%) e moradores de áreas de exclusão social extrema (?79,3%). A redução ocorreu, sobretudo, nos homicídios cometidos com armas de fogo (?74,1%). O risco relativo de morte por homicídio nas áreas de exclusão extrema (tendo como referência áreas com algum grau de exclusão social) foi de 2,77 em 1996, 3,9 em 2001 e 2,13 em 2008. Nas áreas de alta exclusão social, o risco relativo foi de 2,07 em 1996 e 1,96 em 2008. Conclusões Para compreender a redução dos homicídios no Município, é importante considerar macrodeterminantes que atingem todo o Município e todos os subgrupos populacionais e microdeterminantes que atuam localmente, influenciando de forma diferenciada os homicídios com armas de fogo e os homicídios na população jovem, no sexo masculino e em residentes em áreas de alta exclusão social. PMID:21390415

  12. A Game Based Analysis of the Client Puzzle Approach to Defend Against DoS Attacks

    E-print Network

    Bencsáth, Boldizsár

    A Game Based Analysis of the Client Puzzle Approach to Defend Against DoS Attacks Boldizs´ar Bencs the problem of DoS attacks is to use client puzzles. In this paper, we study this approach using the apparatus server on the Internet) in all conceivable cases. We also present two new client puzzles as examples. I

  13. A Game Based Analysis of the Client Puzzle Approach to Defend Against DoS Attacks

    E-print Network

    Bencsáth, Boldizsár

    A Game Based Analysis of the Client Puzzle Approach to Defend Against DoS Attacks Boldizsâ??ar Bencs to alleviate the problem of DoS attacks is to use client puzzles. In this paper, we study this approach using.g., a web server on the Internet) in all conceivable cases. We also present two new client puzzles

  14. A Game Based Analysis of the Client Puzzle Approach to Defend Against DoS Attacks

    E-print Network

    Levente, Buttyán

    1 A Game Based Analysis of the Client Puzzle Approach to Defend Against DoS Attacks Boldizs approach proposed to alleviate the prob- lem of DoS attacks is to use client puzzles. In this paper, we client puzzles as examples. I. INTRODUCTION Besides confidentiality and integrity, availability is one

  15. REGIMENTO DO CURSO DE PS-GRADUAO EM COMPUTAO APLICADA TTULO I DOS OBJETIVOS E FINALIDADES

    E-print Network

    REGIMENTO DO CURSO DE PÓS-GRADUAÇÃO EM COMPUTAÇÃO APLICADA TÍTULO I ­ DOS OBJETIVOS E FINALIDADES Art. 1º ­ O Curso de pós-graduação em Computação Aplicada, doravante referido como Curso, mantém GERAL Art. 2º ­ O Curso reger-se-á pelo Regimento dos Cursos de Pós-Graduação do INPE, por este

  16. REGIMENTO DO CURSO DE PS-GRADUAO EM COMPUTAO APLICADA TTULO I -DOS OBJETIVOS E FINALIDADES

    E-print Network

    REGIMENTO DO CURSO DE PÓS-GRADUAÇÃO EM COMPUTAÇÃO APLICADA TÍTULO I - DOS OBJETIVOS E FINALIDADES Art 1º - O Curso de pós-graduação em Computação Aplicada, doravante referido como Curso, mantém GERAL Art. 2º - O Curso reger-se-á pelo Regimento dos Cursos de Pós-Graduação do INPE, por este

  17. iga os trs mandamentos lista-dos a seguir para se casar com

    E-print Network

    de Aguiar, Marcus A. M.

    iga os três mandamentos lista- dos a seguir para se casar com o homem ou a mulher dos seus sonhos: 1º) transforme-se no melhor que puder!; 2º) deixe-o assumir o comando, se for mulher; se for homem receitas para encon- trar um parceiro, depara-se, antes de mais nada, com a orientação para que realmente

  18. America Inc.: John Dos Passos'"USA" as Professional Writing Textbook.

    ERIC Educational Resources Information Center

    Di Renzo, Anthony

    While working as a special consultant for General Mills in 1948, John Dos Passos wrote a report explaining the latest scientific research and technological advancements and how the postwar economy was affecting General Mills and the cereal market. General Mills, using a real writer for a corporate freelance, profited from Dos Passos' expertise and…

  19. An integrated machine learning approach for predicting DosR-regulated genes in Mycobacterium tuberculosis

    E-print Network

    Zhang, Yi; Hatch, Kim A.; Bacon, Joanna; Wernisch, Lorenz

    2010-03-31

    Abstract Background DosR is an important regulator of the response to stress such as limited oxygen availability in Mycobacterium tuberculosis. Time course gene expression data enable us to dissect this response on the gene regulatory level. The m...

  20. Measurements of degree of sensitization (DoS) in aluminum alloys using EMAT ultrasound.

    PubMed

    Li, Fang; Xiang, Dan; Qin, Yexian; Pond, Robert B; Slusarski, Kyle

    2011-07-01

    Sensitization in 5XXX aluminum alloys is an insidious problem characterized by the gradual formation and growth of beta phase (Mg(2)Al(3)) at grain boundaries, which increases the susceptibility of alloys to intergranular corrosion (IGC) and intergranular stress-corrosion cracking (IGSCC). The degree of sensitization (DoS) is currently quantified by the ASTM G67 Nitric Acid Mass Loss Test, which is destructive and time consuming. A fast, reliable, and non-destructive method for rapid detection and the assessment of the condition of DoS in AA5XXX aluminum alloys in the field is highly desirable. In this paper, we describe a non-destructive method for measurements of DoS in aluminum alloys with an electromagnetic acoustic transducer (EMAT). AA5083 aluminum alloy samples were sensitized at 100°C with processing times varying from 7days to 30days. The DoS of sensitized samples was first quantified with the ASTM 67 test in the laboratory. Both ultrasonic velocity and attenuation in sensitized specimens were then measured using EMAT and the results were correlated with the DoS data. We found that the longitudinal wave velocity was almost a constant, independent of the sensitization, which suggests that the longitudinal wave can be used to determine the sample thickness. The shear wave velocity and especially the shear wave attenuation are sensitive to DoS. Relationships between DoS and the shear velocity, as well as the shear attenuation have been established. Finally, we performed the data mining to evaluate and improve the accuracy in the measurements of DoS in aluminum alloys with EMAT. PMID:21232777

  1. Documenting 35 Years of Land Cover Change: Lago Cachet Dos Drainage, Chile

    NASA Astrophysics Data System (ADS)

    Friesen, B.; Nimick, D.; McGrath, D.; Cole, C.

    2014-12-01

    The U.S. Geological Survey (USGS) Special Applications Science Center is monitoring temporal changes at the Colonia Glacier and Lago Cachet Dos, Northern Patagonia Icefield of southern Chile. This location is one of the newest international sites in the USGS Global Fiducial Program (GFP)—a program which provides systematic monitoring of dynamic and environmentally critical areas with high-resolution imagery (http://gfp.usgs.gov/). In 2008, Lago Cachet Dos began experiencing glacial lake outburst floods (GLOFs) during which the entire pool of water (about 200 million m3) rapidly drains from the lake and flows south-southeast through the Colonia Glacier. These catastrophic events cause massive erosion of lake-bed and valley-fill deposits, and consequent upstream expansion of Lago Cachet Dos towards Lago Cachet Uno. Panchromatic and multispectral images for 1979, 2007, and 2014 highlight the dramatic changes that have occurred at this site over a 35-year period. The lake was smallest in 1979, when the Colonia Glacier was at its maximum thickness and extent during the study period. Between 1979 and 2007, the glacier shrank causing an increase in the surface area of the lake. The size of the lake increased substantially, from 2.98 km2 in 1979 to 4.41 km2 in 2014, primarily due to erosion of valley-fill deposits at its northern edge by the 15 GLOFs that occurred between April 2008 and February 2014. Ongoing studies of the Colonia Glacier and Lago Cachet Dos are focused on providing real-time monitoring of Lago Cachet Dos lake levels, understanding the history of advances and retreats of the Colonia Glacier, and determining the physical mechanisms and hazards associated with the GLOFs that come from Lago Cachet Dos.

  2. Documenting 35 years of land cover change: Lago Cachet Dos drainage, Chile

    USGS Publications Warehouse

    Friesen, Beverly A.; Nimick, David A.; Mcgrath, Daniel; Cole, Christopher J.; Wilson, Earl M.; Noble, Suzanne M.; Fahey, Mark J.; Leidich, Jonathan; O'Kuinghttons Villena, Jorge I.

    2015-01-01

    The U.S. Geological Survey (USGS) Special Applications Science Center is monitoring temporal changes at the Colonia Glacier and Lago Cachet Dos, Northern Patagonia Icefield of southern Chile. This location is one of the newest international sites in the USGS Global Fiducial Program (GFP)—a program which provides systematic monitoring of dynamic and environmentally critical areas with high-resolution imagery (http://gfp.usgs.gov/). In 2008, Lago Cachet Dos began experiencing glacial lake outburst floods (GLOFs) during which the entire pool of water (about 200 million cubic meters) rapidly drains from the lake and flows south-southeast through the Colonia Glacier. These catastrophic events cause massive erosion of valley-fill deposits and consequent upstream expansion of Lago Cachet Dos towards Lago Cachet Uno.  Panchromatic and multispectral images for 1979, 2007, and 2014 highlight the dramatic changes that have occurred at this site over a 35-year period. The lake was smallest in 1979, when the Colonia Glacier was at its maximum extent during the study period. Between 1979 and 2007, the glacier shrank causing an increase in the surface area of the lake. The size of the lake increased substantially, from 2.98 square kilometers (km2) in 1979 to 4.41 km2 in 2014, primarily due to erosion of valley-fill deposits upstream of its northern edge by the 15 GLOFs that occurred between April 2008 and February 2014. Ongoing studies of the Colonia Glacier and Lago Cachet Dos are focused on providing real-time monitoring of Lago Cachet Dos lake levels, understanding the history of advances and retreats of the Colonia Glacier, and determining the physical mechanisms and hazards associated with the GLOFs that come from Lago Cachet Dos.

  3. 33 CFR 106.250 - Declaration of Security (DoS).

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ... 33 Navigation and Navigable Waters 1 2014-07-01 2014-07-01 false Declaration of Security (DoS). 106.250 Section 106.250 Navigation and Navigable Waters COAST GUARD, DEPARTMENT OF HOMELAND SECURITY MARITIME SECURITY MARINE SECURITY: OUTER CONTINENTAL SHELF (OCS) FACILITIES Outer Continental Shelf...

  4. 33 CFR 106.250 - Declaration of Security (DoS).

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ... 33 Navigation and Navigable Waters 1 2010-07-01 2010-07-01 false Declaration of Security (DoS). 106.250 Section 106.250 Navigation and Navigable Waters COAST GUARD, DEPARTMENT OF HOMELAND SECURITY MARITIME SECURITY MARINE SECURITY: OUTER CONTINENTAL SHELF (OCS) FACILITIES Outer Continental Shelf (OCS) Facility Security Requirements §...

  5. 33 CFR 106.250 - Declaration of Security (DoS).

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ... 33 Navigation and Navigable Waters 1 2013-07-01 2013-07-01 false Declaration of Security (DoS). 106.250 Section 106.250 Navigation and Navigable Waters COAST GUARD, DEPARTMENT OF HOMELAND SECURITY MARITIME SECURITY MARINE SECURITY: OUTER CONTINENTAL SHELF (OCS) FACILITIES Outer Continental Shelf...

  6. 33 CFR 106.250 - Declaration of Security (DoS).

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ... 33 Navigation and Navigable Waters 1 2011-07-01 2011-07-01 false Declaration of Security (DoS). 106.250 Section 106.250 Navigation and Navigable Waters COAST GUARD, DEPARTMENT OF HOMELAND SECURITY MARITIME SECURITY MARINE SECURITY: OUTER CONTINENTAL SHELF (OCS) FACILITIES Outer Continental Shelf (OCS) Facility Security Requirements §...

  7. 33 CFR 106.250 - Declaration of Security (DoS).

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ... 33 Navigation and Navigable Waters 1 2012-07-01 2012-07-01 false Declaration of Security (DoS). 106.250 Section 106.250 Navigation and Navigable Waters COAST GUARD, DEPARTMENT OF HOMELAND SECURITY MARITIME SECURITY MARINE SECURITY: OUTER CONTINENTAL SHELF (OCS) FACILITIES Outer Continental Shelf...

  8. ras dos dcadas en las que el Consejo Supremo para la Revolucin Islmi-

    E-print Network

    García-Berthou, Emili

    T ras dos décadas en las que el Consejo Supremo para la Revolución Islámi- ca (CSRI) en Iraq ha Consejo Supre- mo para la Revolución Islámica en Iraq fue creado en 1982 por Mohammed Baqir Al Ha- kim, un- dam en el 2003 y ha con- tado con el respaldo del Gobierno islamista de Irán. Se cree que su ala

  9. Multi-Biometric System Chris Chiffriller Gabriel Dos Santos, Chris George, Subah Sachdeva,

    E-print Network

    Tappert, Charles

    B7.1 Multi-Biometric System Chris Chiffriller Gabriel Dos Santos, Chris George, Subah Sachdeva York Abstract Throughout the years of growth in Technology, the field of biometrics has become more of multi-biometric systems we are able to fulfill both these needs. Using several biometric traits

  10. EnViron: An Integrated VR Tool for Engineering Projects Ismael H. F. dos Santos1

    E-print Network

    Barbosa, Alberto

    EnViron: An Integrated VR Tool for Engineering Projects Ismael H. F. dos Santos1 , Alberto Raposo2 Objects Navigation) is an application motivated by the demand to use Virtual Reality (VR) in large]. The applicability of VR techniques for 3D geometric CAD models has been restricted to design review, vir- tual

  11. Projeto CityOn da Biodroid entre os finalistas dos Digital Communication

    E-print Network

    Instituto de Sistemas e Robotica

    finalistas na categoria Best Corporate Games, o jogo da Biodroid coloca o jogador no papel de gestor dos jovens e jovens adultos que utilizam com frequência a Internet e os jogos online. Apresentando-se pela gratuitamente no site oficial do jogo, e está dispoível em português, inglês e espanhol. Ainda não há

  12. Queue Management as a DoS counter-measure? Daniel Boteanu1

    E-print Network

    Fernandez, José M.

    Queue Management as a DoS counter-measure? Daniel Boteanu1 , Jos´e M. Fernandez1 , John McHugh2 study the performance of timeout-based queue management practices in the context of flood denial become unavailable and Quality of Service (QoS) degradation attacks. While these queue management

  13. Petrophysical corner - Lopatin modeling for hydrocarbon maturity. Part 2. DOS and Mac programs

    SciTech Connect

    Elphick, R.Y.; Reed, R.J.

    1989-06-01

    This issue's column is the second of two articles on the mathematical modeling of kerogen maturation using the Lopatin technique, and includes source code for the MS DOS and Macintosh versions of the program. The Amiga version appeared with Part 1.

  14. Surface tensions and surface potentials of acid solutions Alexandre P. dos Santos and Yan Levina

    E-print Network

    Levin, Yan

    Surface tensions and surface potentials of acid solutions Alexandre P. dos Santos and Yan Levina October 2010 A theory is presented which allows us to quantitatively calculate the excess surface tension is quantitatively accurate for surface tensions and is qualitative for electrostatic potential difference across

  15. Mitigation of DoS attacks through QoS regulation TippingPoint Technologies

    E-print Network

    Reddy, Narasimha

    behavior as in the case of TCP SYN flood, ICMP directed broadcast, DNS flood, etc. TCP SYN attack consumes­979­845­ 7598, e-mail: reddy@ee.tamu.edu. increasing the load on the target machine. DNS flood attack usesMitigation of DoS attacks through QoS regulation Aman Garg TippingPoint Technologies Email: agarg

  16. RESOLUO N 49/15-CEPE Estabelece o calendrio acadmico dos cursos de graduao e de

    E-print Network

    Paraná, Universidade Federal do

    RESOLUÇÃO Nº 49/15-CEPE Estabelece o calendário acadêmico dos cursos de graduação e de educação votos, RESOLVE: Art. 1º Os Cursos de Medicina, Engenharia Mecânica ­ Noturno e Fisioterapia seguirão relativa ao ano letivo de 2015 para os cursos anuais. 04/01 a 09/02 Período para solicitação, pelo aluno

  17. RESOLUO N 44/07-CEPE Estabelece o calendrio acadmico dos cursos de graduao

    E-print Network

    RESOLUÇÃO Nº 44/07-CEPE Estabelece o calendário acadêmico dos cursos de graduação e ensino unanimidade de votos, RESOLVE: Art. 1º O Calendário Escolar para os cursos de graduação e ensino: Parágrafo único ­ Cursos que demandem calendário especial serão objeto de resolução específica. DEZEMBRO

  18. REGULAMENTO DOS ESTGIOS SUPERVISIONADOS DO CURSO DE PSICOLOGIA DA UNIVERSIDADE FEDERAL DO PARAN

    E-print Network

    Paraná, Universidade Federal do

    1 REGULAMENTO DOS ESTÁGIOS SUPERVISIONADOS DO CURSO DE PSICOLOGIA DA UNIVERSIDADE FEDERAL DO PARANÁ-obrigatórios do curso de Psicologia estão regulamentados em legislação federal pela Lei n°. 6494/77, pelo Decreto estágios do curso de Psicologia da UFPR estão regulamentados internamente pela Resolução n°.19/90-CEPE

  19. Site com taxas de desemprego e abandono dos cursos vai ajudar

    E-print Network

    Instituto de Sistemas e Robotica

    Site com taxas de desemprego e abandono dos cursos vai ajudar universidades a "melhorar" Segundo o a escolher o curso como "melhorar" as institui- ções, permitindo que se comparem "umas com as outras". Alguns- ver jovens com curso superior no desemprego não vale a pena tirar" a formação superior. 0 ministro

  20. RESOLUO N 57/14-CEPE Estabelece o calendrio acadmico dos cursos de graduao

    E-print Network

    Paraná, Universidade Federal do

    RESOLUÇÃO Nº 57/14-CEPE Estabelece o calendário acadêmico dos cursos de graduação e de educação/2014-18, pelo Conselheiro Renato Silva de Sousa e por unanimidade de votos, RESOLVE: Art. 1º Os Cursos do Campus Avançado Jandaia do Sul, Cursos de Medicina, Engª Mecânica Noturno, Fisioterapia, Licenciatura em Ciências

  1. Distillation Codes and Applications to DoS Resistant Multicast Authentication

    E-print Network

    Tygar, Doug

    Distillation Codes and Applications to DoS Resistant Multicast Authentication Chris Karlof UC We introduce distillation codes, a method for streaming and storing data. Like erasure codes, distillation codes allow information to be decoded from a sufficiently large quorum of symbols. In contrast

  2. ACONF DOS

    Energy Science and Technology Software Center (ESTSC)

    2009-03-25

    ACONF is a system which has been developed by Sandia National Laboratories. ACONF is a system for optimizing the interaction between generator, photovoltaic system, batteries, and load in independent non-grid-tied electrical systems. It is primarily used in rural locations where running utility lines proves costly if it is possible at all. It is controlled by an Ampro PC-104 Coremodule 400 controller system. The code for this system is written in the BASIC programming language. Themore »routine contained in this document was written originally by Phil Symons. ACONF is intended to increase the efficiency of freestanding electrical systems to increase battery life and more efficiently use generator fuel.« less

  3. Dos comunicaciones.

    E-print Network

    Dí az, Jorge

    1970-10-01

    protección contra el robo y la piratería. La idea de la propiedad literaria, del copyright había nacido. La xerografía—selector de cerebros que puede usar todo el mundo—anuncia los tiempos de la edición instantánea. Cualquiera puede ser escritor y editor.... Tome unos cuantos libros sobre cualquier tema y hágase un libro a su medida, copiando simplemente un capítulo de uno, un capítulo de otro. .. ! un robo instantáneo! (McLuhan) Eso es lo que hice: ¡un robo instantáneo! y descubrí que el lenguaje...

  4. The intraplate Porto dos Gaúchos seismic zone in the Amazon craton — Brazil

    NASA Astrophysics Data System (ADS)

    Barros, Lucas Vieira; Assumpção, Marcelo; Quintero, Ronnie; Caixeta, Daniel

    2009-04-01

    The largest earthquake observed in the stable continental interior of the South American plate occurred in Serra do Tombador, Mato Grosso state — Brazil, on January 31, 1955 with a magnitude of 6.2 mb. Since then no other earthquake has been located near the 1955 epicentre. However, in Porto dos Gaúchos, 100 km northeast of Serra do Tombador, a recurrent seismicity has been observed since 1959. Both Serra do Tombador and Porto dos Gaúchos are located in the Phanerozoic Parecis basin. Two magnitude 5 earthquakes occurred in Porto dos Gaúchos, in 1998 and 2005, with intensities up to VI and V, respectively. These two main shocks were followed by aftershock sequences lasting more than three years each. Local seismic stations have been deployed by the Seismological Observatory of the University of Brasilia since 1998 to study the "Porto dos Gaúchos" seismic zone (PGSZ). A local seismic refraction survey was carried out with two explosions to help define the seismic velocity model. Both the 1998 and 2005 earthquake sequences occurred in the same WSW-ENE oriented fault zone with right-lateral strike-slip mechanisms. The epicentral zone is in the Parecis basin, near its northern border where there are buried grabens, generally trending WNW-ESE, such as the deep Mesoproterozoic Caiabis graben which lies partly beneath the Parecis basin. However, the epicentral distribution indicates that the 1998 and 2005 sequences are related to a N60°E fault which probably crosses the entire Caiabis graben. The 1955 earthquake, despite the uncertainty in its epicentre, does not seem to be directly related to any buried graben either. The seismicity in the Porto dos Gaúchos seismic zone, therefore, is not directly related to rifted crust. The probable direction of the maximum horizontal stress near Porto dos Gaúchos is roughly E-W, consistent with other focal mechanisms further south in the Pantanal basin and Paraguay, but seems to be different from the NW-SE direction observed further north in the Amazon basin. The recurrent seismicity observed in Porto dos Gaúchos, and the large 1955 earthquake nearby, make this area of the Parecis basin one of the most important seismic zones of Brazil.

  5. Supplemental Material In Figure 7 we monitored the DOS transition in the 3d period, and in Figure 8 total DOS

    E-print Network

    Khare, Sanjay V.

    of DOS, placing a gap of states at the EF of PtN2. Figure A. Total density of states of pyrite-type IrN2 ZrN2 and HfN2 are semiconductors. #12;Figure B. Total density of states of pyrite-type NiN2, PdN2 and PtN2. Figure C. Total density of states of pyrite-type TiN2, ZrN2 and HfN2. Summarizing the above

  6. Qual o Papel da Escola e da Mídia na Obtenção dos Conhecimentos Astronômicos?

    NASA Astrophysics Data System (ADS)

    da Cunha, W. S.; Voelzke, M. R.; Amaral, L. H.

    2007-08-01

    É amplamente reconhecido que as pessoas em geral têm grande fascínio e interesse pela Astronomia. Por outro lado, o conteúdo dessa área incluído no ensino formal está longe de ser abrangente e suficiente para suprir a demanda. Esse interesse permite aperfeiçoar a divulgação e o ensino não formal de Astronomia através da mídia aliando a adequação do conteúdo à expectativa das pessoas. A reforma do Currículo Básico da Escola Pública da maioria dos Estados brasileiros tem introduzido Astronomia desde a pré-escola até o Ensino Médio. Num estudo realizado com 1180 alunos do Ensino Médio de seis escolas estaduais, revelou-se através da aplicação de um formulário contendo questões que abordavam conhecimentos básicos em Astronomia, como foram adquiridos tais conhecimentos e à infra-estrutura da escola. Para 66,1% dos entrevistados o professor já fez alguma apresentação a respeito de Astronomia. O presente estudo revelou também que 54,4% dos alunos entrevistados adquiriram seus conhecimentos astronômicos na escola, 18,4% através da televisão e 27,1% afirmaram que seus conhecimentos foram obtidos através de outros tipos de mídia (internet, livros didáticos, filmes e revistas). Embora o estudo revele claramente que há certo equilíbrio no meio em que os alunos obtiveram seus conhecimentos astronômicos, a mídia busca não somente sua difusão, mas a disponibilização desse conhecimento de maneira correta, que às vezes, não é atingido, apresentando conceitos sem fundamentação e incorretos. Por outro lado, no dia-a-dia escolar, é comum encontrar professores que vêm para as aulas com concepções prévias, que podem diferir substancialmente das idéias a serem ensinadas, dificultando o aprendizado de futuros conceitos científicos. Uma avaliação criteriosa, avaliando as dificuldades dos professores em determinar o sentido correto dos conceitos e observando a metodologia que utilizam no ensino, poderá proporcionar uma melhor compreensão sobre as concepções alternativas, presentes no ensino de Astronomia.

  7. Análise dos Conceitos Astronômicos Apresentados por Professores de Algumas Escolas Estaduais Brasileiras

    NASA Astrophysics Data System (ADS)

    Voelzke, Marcos Rincon; Gonzaga, Edson Pereira

    2011-12-01

    A razão para o desenvolvimento deste trabalho baseia-se no fato de que muitos professores da Educação Básica (EB) não lidam com conceitos relacionados à astronomia, e quando o fazem eles simplesmente seguem livros didáticos que podem conter erros conceituais. Como é de conhecimento geral a astronomia é um dos conteúdos a serem ensinados na EB fazendo parte dos Parâmetros Curriculares Nacionais e das Propostas Curriculares do Estado de São Paulo, mas é um fato, que vários pesquisadores apontam, a existência de muitos problemas no ensino da astronomia. Com o propósito de minimizar algumas dessas deficiências foi realizado um trabalho de pesquisa com a utilização de questionários pré e pós pesquisa, para tanto foi desenvolvido um Curso de Extensão Universitária para professores da Diretoria de Ensino Regional (DE) que abrange Mauá, Ribeirão Pires e Rio Grande da Serra (no Estado de São Paulo) com os seguintes objetivos: levantar concepções alternativas; subsidiar os professores por meio de palestras, debates e workshops, e verificar o sucesso da aprendizagem após o curso, adotando-se como referência, para a análise dos resultados, os dicionários de Língua Portuguesa (FERREIRA, 2004) e Enciclopédico de Astronomia e Astronáutica (MOUR?O, 1995). Portanto, dezesseis questões foram aplicadas antes e após o curso, assim pode-se verificar após a pesquisa que 100,0% dos professores sabiam os nomes das fases da Lua, 97,0% entenderam que o Sistema Solar é composto por oito planetas, 78,1% foram capazes de explicar como ocorre um eclipse lunar, um eclipse solar e um solstício, 72,7% sabiam como explicar a ocorrência das estações do ano; 64,5% explicaram corretamente a ocorrência do equinócio, 89,7% foram capazes de definir adequadamente o termo cometa; 63,6% definiram asteróide, 54,5% meteoro, 58,1% galáxia, e 42,4% planeta. Os resultados obtidos indicam uma aprendizagem significativa por parte dos participantes.

  8. Change-Point Monitoring for Detection of DoS Attacks Haining Wang Danlu Zhang Kang G. Shin

    E-print Network

    Wang, Haining

    , the efficacy of CPM is evaluated by detecting a SYN flooding attack -- the most common DoS attack. The statelessness and low computation overhead of CPM make itself immune to any flooding attacks. As a case study, flooding packets is the most common and effective DoS attack. While flooding tools have been becoming more

  9. Influência da presença de endossimbionte em Brevipalpus phoenicis na aquisição e transmissão do vírus da leprose dos citros.

    Technology Transfer Automated Retrieval System (TEKTRAN)

    A leprose dos citros destaca-se como uma fitovirose de grande impacto econômico e ambiental à citricultura, elevando o custo de produção para o controle do vetor B. phoenicis. É conhecido que a presença de endossimbiontes do gênero Cardinium em ácaros Brevipalpus spp. causa a feminilização dos ácaro...

  10. Effect of modulation frequency bandwidth on measurement accuracy and precision for digital diffuse optical spectroscopy (dDOS)

    NASA Astrophysics Data System (ADS)

    Jung, Justin; Istfan, Raeef; Roblyer, Darren

    2014-03-01

    Near-infrared (NIR) frequency-domain Diffuse Optical Spectroscopy (DOS) is an emerging technology with a growing number of potential clinical applications. In an effort to reduce DOS system complexity and improve portability, we recently demonstrated a direct digital sampling method that utilizes digital signal generation and detection as a replacement for more traditional analog methods. In our technique, a fast analog-to-digital converter (ADC) samples the detected time-domain radio frequency (RF) waveforms at each modulation frequency in a broad-bandwidth sweep (50- 300MHz). While we have shown this method provides comparable results to other DOS technologies, the process is data intensive as digital samples must be stored and processed for each modulation frequency and wavelength. We explore here the effect of reducing the modulation frequency bandwidth on the accuracy and precision of extracted optical properties. To accomplish this, the performance of the digital DOS (dDOS) system was compared to a gold standard network analyzer based DOS system. With a starting frequency of 50MHz, the input signal of the dDOS system was swept to 100, 150, 250, or 300MHz in 4MHz increments and results were compared to full 50-300MHz networkanalyzer DOS measurements. The average errors in extracted ?a and ?s' with dDOS were lowest for the full 50-300MHz sweep (less than 3%) and were within 3.8% for frequency bandwidths as narrow as 50-150MHz. The errors increased to as much as 9.0% when a bandwidth of 50-100MHz was tested. These results demonstrate the possibility for reduced data collection with dDOS without critical compensation of optical property extraction.

  11. An alternate hypothesis for the origin of Angra dos Reis - Porphyry, not cumulate

    NASA Technical Reports Server (NTRS)

    Treiman, A. H.

    1989-01-01

    The Angra dos Reis achondrite is a unique meteorite of potentially great importance for understanding the origins of the solar system and of the terrestrial planets. It is proposed that the meteorite, which consists of megacrysts of Al-Ti augite (fassaite) in skeletal or cellular shapes, olivine, and possibly whitlockite in a fine-grained groundmass of the same materials plus spinel, is a porphyritic igneous rock modified by metamorphism. In this interpretation, the megacrysts represent cellular-textured phenocrysts, and the fine-grain groundmass represents crystallized or devitrified magma. Phase equilibria suggest that Angra dos Reis-like compositions could grow phenocrysts of fassaite pyroxene, olivine, and whitlockite. These same compositions could crystallize, without crystal sorting or accumulation, to an almost monomineralic fassaite pyroxenite.

  12. Determinação de elementos próprios dos asteróides troianos: comparação entre as teorias semi-analítica e sintética

    NASA Astrophysics Data System (ADS)

    Roig, F.; Beaugé, C.

    2003-08-01

    Além do cálculo semi-analítico de elementos próprios dos asteróides Troianos (Beaugé & Roig 2001, Icarus 153, 391), recentemente foi apresentado um novo conjunto destes elementos próprios determinado através de uma teoria sintética (Knenezevic & Milani 2003, comunicação pessoal). As bases de dados contendo estas determinações estão disponiveis na pagina web do Asteroid Dynamical Site (http://hamilton.dm.unipi.it/cgi-bin/astdys/astibo). Nesta comunicação apresentamos os primeiros resultados de um estudo comparativo entre ambos conjuntos de elementos próprios, analisando suas vantagens e desvantagens, assim como os limites de precisão de cada conjunto. Mostramos que os elementos próprios sintéticos são mais precisos que os smi-analíticos para grandes amplitudes de libração do ângulo s = l-lJup, embora acontece o contrario para os corpos cuja amplitude de libração é muito pequena. Finalmente discutimos a influencia destes erros na determinação de familias de asteroides e da estrutura resonante em torno dos pontos Lagrangeanos L4 e L5.

  13. Estimados de diversidad de rboles del Bosque Seco de

    E-print Network

    Gilbes, Fernando

    terreno, suelo y topografía. · Se corrieron modelos para las especies presentes en 10 o mas parcelas (23 especies) #12;Datos ambientales · Tipos de suelos · Distancia desde canales naturales de desagüe de lluvias (índice de humedad en el suelo) · Varios parámetros extraídos del modelo digital de elevación ­ Elevación

  14. Bosque River Environmental Infrastructure Improvement Plan: Phase I Final Report 

    E-print Network

    Srinivasan, Raghavan

    2008-01-01

    and structures for rehabilitating and maintaining watershed health from a landscape scale approach. Implementation of an environmental infrastructure program employing a series of best management practices (BMPs) and efforts is desirable for addressing overall...

  15. LanieblaylaecohidrologadelBosqueMesfilo deMontaaenMxico

    E-print Network

    Grutter, Michel

    funcionamiento hidrológico y ecológico de diversos ecosistemas terrestres. Esto se ve reflejado en un interés ecosistemas terrestres. La niebla es simplemente una nube en contacto con la superficie terrestre. Su influenciar en la ecohidrología de los ecosistemas de diferentes formas. Probablemen- te la más conocida es el

  16. A Influência da Escola e da Mídia na Obtenção dos Conhecimentos Astronômicos

    NASA Astrophysics Data System (ADS)

    da Cunha, W. S.; Voelzke, M. R.; Amaral, L. H.

    2006-08-01

    O universo em que vivemos possui segredos jamais imaginados pelo homem, fruto da pequena proporção que ocupamos diante de um cosmos infinito. A astronomia funciona como um instrumento que sacia a sede humana em desvendar esses segredos, estudando as galáxias, quasares, pulsares além da existência de todos os elementos que preenchem o espaço cósmico, o vácuo, não mais vazio como se pensou em outros tempos. A mídia explora esse campo de forma mística e também científica. A difusão adequada e dentro dos padrões educacionais vigentes, de conceitos astronômicos, se faz necessária, devido sua presença nos conteúdos escolares, centros de ciência e na mídia, de modo geral. A reforma do Currículo Básico da Escola Pública da maioria dos Estados brasileiros introduziu conceitos astronômicos desde a pré-escola até o Ensino Médio. Num estudo realizado com 1.032 alunos do Ensino Médio de seis escolas estaduais, revelou-se através da aplicação de um questionário que abordava conheciment os básicos em astronomia, como estes foram adquiridos e qual era a infra-estrutura oferecida pela escola: para 66,2% dos entrevistados o professor já fez alguma apresentação a respeito de astronomia. O presente estudo revelou também que 44,5% dos alunos entrevistados adquiriram seus conhecimentos astronômicos na escola, 28,1% através da televisão e 27,4% afirmaram que seus conhecimentos foram obtidos através de outros tipos de mídia (internet, filmes e revistas). Embora o estudo revele claramente que há certo equilíbrio na forma em que os alunos obtiveram seus conhecimentos astronômicos, a mídia ainda explora e muitas vezes desperta o interesse pela astronomia com assuntos que não fazem parte de nosso cotidiano como, por exemplo, o homem na Lua, os projetos espaciais e a primeira viagem de um astronauta brasileiro no espaço. Porém, em certos casos, a mídia pode promover conhecimentos incompletos ou mesmo equivocados sobre os conceitos que envolvam a astronomia, como por exemplo a propagação do som no vácuo observado na maioria dos filmes de f icção científica ou da existência das estações do ano em função da distância da Terra ao Sol, em conformidade com o questionário aplicado.

  17. Growing roles for the mTOR pathway Dos D Sarbassov, Siraj M Ali and David M Sabatini

    E-print Network

    Sabatini, David M.

    Growing roles for the mTOR pathway Dos D Sarbassov, Siraj M Ali and David M Sabatini The mammalian, 02142, USA Corresponding author: Sabatini, David M (sabatini@wi.mit.edu) Current Opinion in Cell Biology

  18. A Bayesian Change point model for differential gene expression patterns of the DosR regulon of Mycobacterium tuberculosis

    E-print Network

    Zhang, Yi; Hatch, Kim A.; Wernisch, Lorenz; Bacon, Joanna

    2008-02-22

    Abstract Background Low oxygen availability has been shown previously to stimulate M. tuberculosis to establish non-replicative persistence in vitro. The two component sensor/regulator dosRS is a major mediator in the transcriptional response of M...

  19. The Intraplate Seismogenic Zone of Porto dos Gauchos in the Amazon Craton, Brazil

    NASA Astrophysics Data System (ADS)

    Barros, L. V.; Assumpcao, M. S.; Quintero, R. Q.

    2007-05-01

    The Porto dos Gauchos Seismogenic Zone (PGSZ), in the center north of Mato Grosso State, in the contact between the southern Amazonian Craton and northern Parecis Basin, represents one of the most important area of seismic activity in Brazil, with the largest magnitude ever observed in the stable continent of the South America plate (6.2 mb on January 31, 1955). Focal mechanism studies indicated a pure reverse faulting regime with compressional SHmax. oriented in SE-NW direction. After the 1955 earthquake, located in Serra do Tombador, a recurrent seismicity has been detected in Porto dos Gauchos, 100 km northeast of Serra do Tombador. No recent events have been detected in the area of the 1955 epicenter, suggesting a long recurrence time or mislocation of Serra do Tombador earthquake. The Porto dos Gauchos recurrent seismicity has been observed since 1959, when a 4.5 macroseismic estimated magnitude was felt by local inhabitants settled in that remote area two years earlier. In subsequent years, with deployment of regional stations in Brazilian Amazon region earthquakes were detected in 1981 (3.8 mb), 1989 (3.3 mb), 1993 (3.8 mb), 1996 (4.4 mb), 1997 (3.3 mb), and finally on March 10, 1998 (5.1 mb). The aftershocks of 1998 main shock were studied with a local network with up to eight 3- component stations. Such network detected more than 2500 events until December of 2002, when the network was deactivated, but only 100 were accurately located. Based on this set of events and a controlled source experiment we determined a 1-D velocity model for the area, a composite focal mechanism with P wave polarities, spectral analysis studies to estimate the source dimension, stress drop and moment magnitudes for the main shock and some others events of the set. On March 23, 2005 another shock occurred in the same seismogenic area of Porto dos Gauchos, with magnitude 4.7 to 5.0. One week later five stations were installed again to monitor the aftershock activity, detecting more than 2000 events in three months. Hypocentral determination, with different hypocentral location programs (Hypocenter, Hypo71, Hypoinverse, Velest and NonLinLoc) and a composite focal mechanism indicated the same source location and similar fault regime (dextral transcurrent fault for both 1998 and 2005 sequences). In this work, besides a brief review of the seismotectonic of the PGSZ we intend to present additional results of better constrained composite focal mechanisms including the P, SH, and SV amplitudes ratios for the two sequences and an attempt to get focal mechanism solution for the main shock of March 1998 based on regional stations.

  20. Volcanic and structural controls of mineralization in the Dos Cabezas Mountains of southeastern Arizona

    SciTech Connect

    Drewes, H.; Klein, D.P.; Birmingham, S.D.

    1988-01-01

    A combination of geophysical, geochemical, and geological features suggests that a central part of the Dos Cabezas Mountains probably has considerable potential for blind deposits, chiefly base metals. The area exposes the root zone of a Paleocene( ) volcanic complex and its underlying granitic stocks, which were emplaced next to a major northwest-trending, much reactivated fault zone. The new data, combined with the knowledge of past mining activity in the area, lead them to propose several exploration targets that may lead to ore bodies in breccia pipes along the base of the volcanic pile and along a possible concealed fault or caldera margin.

  1. Use of Remote Sensing and Local Knowledge for Geoconservation of Regiao dos Lagos, Brazil

    NASA Astrophysics Data System (ADS)

    Avelar, S.; Vasconcelos, G.; Mansur, K. L.; Anjos, S. C.

    2013-12-01

    A series of lagoons can be found along the coastline of Rio de Janeiro, in the so-called Regiao dos Lagos. The lagoons differ in size, physicochemical, sedimentological and biological characteristics. Rare examples of litifying microbialites that produce stromatolites, the oldest fossils on Earth, can be found living in this lagoon system. The occurrence of stromatolites in the region is of great scientific interest because it enables the study of possible analogues of the earliest life on Earth. However, this region has been suffering from intense human activities and degradations. Geoconservation planning requires an assessment of the characteristics of the region and its potential threats. The primary goal of this study is to assess physical environmental changes and anthropogenic impacts over the last four decades in Regiao dos Lagos. Using a broad integrative assessment combining remote sensing, GIS, field studies and local knowledge of communities, land-cover and land-use classes were identified, as well as the main human activities impacting the environment. The seasonal and weekend tourism and urban sprawl in this coastal area of Rio de Janeiro triggers the occupation of new areas and the removal of natural vegetation, especially on lagoon margins. This disorderly occupation by an ever increasing population, with both legal and illegal constructions and the subsequent overload of the local infrastructure, e.g. increase of electrical energy consumption, volume of vehicles, pollution in air, water and soil and problems with water supply and wastewater treatment, are hastening the gradual degradation of the lake ecosystem. The main driving forces to environmental changes over the last four decades in Regiao dos Lagos were the change of dense vegetation, saline and bare soil classes into built-up areas, adding to the poor waste treatment and inadequate sewage disposal. This analysis provides a basis for a better control of anthropogenic impacts and geoconservation activities of the ';Geopark Costoes e Lagunas do Rio de Janeiro', which includes Regiao dos Lagos. The goals of the geopark are the conservation of a healthy environment, education in the Earth sciences and the fostering of local, sustainable economic development. It is essential that the local government and population support the geoconservation work and are involved in the planning and implementation of activities. The local knowledge about natural, cultural and economical particularities of the region and awareness on environmental issues are taken into consideration, in order to assist the development of specific geoconservation activities according to community needs.

  2. Age and isotopic relationships among the angrites Lewis Cliff 86010 and Angra dos Reis

    SciTech Connect

    Lugmair, G.W. ); Galer, S.J.G. Max-Planck-Inst. fuer Chemie, Mainz )

    1992-04-01

    Results of a wide-ranging isotopic investigation of the unique Antarctican angrite LEW-86010 (LEW) are presented, together with a reassessment of the type angrite Angra dos Reis (ADOR). The principal objectives of this study are to obtain precise radiometric ages, initial Sr isotopic compositions, and to search for the erstwhile presence of the short-lived nuclei {sup 146}Sm and {sup 26}Al via their daughter products. The isotopic compositions of Sm, U, Ca, and Ti were also measured. This allows a detailed appraisal to be made of the relations between, and the genealogy of, these two angrites.

  3. Studies of Brazilian meteorites. III - Origin and history of the Angra dos Reis achondrite

    NASA Technical Reports Server (NTRS)

    Prinz, M.; Keil, K.; Hlava, P. F.; Berkley, J. L.; Gomes, C. B.; Curvello, W. S.

    1977-01-01

    The mineral composition of the Angra dos Reis meteorite, which fell in 1869, is described. This achondrite contains phases reported in a meteorite for the first time. Petrofabric analysis shows that fassaite has a preferred orientation and lineation, which is interpreted as being due to cumulus processes, possibly the effect of post-depositional magmatic current flow or laminar flow of a crystalline mush. The mineral chemistry indicates crystallization from a highly silica-undersaturated melt at low pressure. Several aspects of the mineral composition are discussed with reference to the implications of crystallization conditions.

  4. 16 Pblico Tera-feira 7 Junho 2011 Aquecimento global Portugueses publicam trabalho inovador de teoria dos jogos

    E-print Network

    Santos, Francisco C.

    inovador de teoria dos jogos Cimeiras do clima "nunca vão resultar" Um modelo matemático desenvolvido por global ­ e conseguir salvar o planeta a A teoria dos jogos, como muitas outras áreas da matemática participam no mesmo jogo e vamos vendo, ao longo do tempo, quantas pessoas que no início não queriam cooperar

  5. A new species and new records of gripopterygidae (plecoptera) from the Serra dos Orgãos, Rio de Janeiro State, Brazil.

    PubMed

    Avelino-Capistrano, Fernanda; Nessimiani, Jorge Luiz

    2013-01-01

    A new species of the stonefly family Gripopterygidae, Tupiperla barbosai sp. nov. is described from the Serra dos Orgãos, Rio de Janeiro State, Brazil. Additionally, two new species records are presented from the Serra dos Orgãos, Tupiperla reichardti Froehlich and Guaranyperla guapiara Froehlich, the latter a new record for Rio de Janeiro State. A review of the species of Gripopterygidae from these mountains is presented including distributional data and taxonomic remarks. PMID:25250446

  6. RESOLUO N 17/CUn/97, DE 30 DE SETEMBRO DE 1997. Dispe sobre o Regulamento dos Cursos de Graduao da UFSC.

    E-print Network

    Hanazaki, Natalia

    RESOLUÇÃO Nº 17/CUn/97, DE 30 DE SETEMBRO DE 1997. Dispõe sobre o Regulamento dos Cursos de, referente ao Processo nº 004119/97-47, RESOLVE: APROVAR o Regulamento dos Cursos de Graduação da/CUn/2004 e Resolução Normativa 23/CUn/2012. REGULAMENTO DOS CURSOS DE GRADUAÇÃO TÍTULO I Das

  7. Using 4DOS Batch Files To Create an Infrastructure That Makes It Easy for Students To Create and Maintain HTML Web Pages.

    ERIC Educational Resources Information Center

    Snyder, Robin M.

    This paper describes the use of simple 4DOS batch files to automate the creation and maintenance of an infrastructure to assist students in creating and maintaining HTML World Wide Web pages. Background is provided on Web pages, DOS, 4DOS, and batch files. The assumptions made in creating the infrastructure are summarized, and program statements…

  8. Perfil de temperatura dos funis magnetosféricos de estrelas T Tauri com aquecimento alfvênico

    NASA Astrophysics Data System (ADS)

    Vasconcelos, M. J.

    2003-08-01

    Estrelas T Tauri Clássicas são objetos jovens circundados por discos de gás e poeira e que apresentam uma intensa atividade magnética. Seu espectro mostra linhas de emissão alargadas que são razoavelmente reproduzidas nos modelos de acresção magnetosférica. No entanto, o perfil de temperatura dos funis magnéticos é desconhecido. Aquecimento magnético compressional e difusão ambipolar foram considerados para estas estruturas, porém as temperaturas obtidas não são suficientes para explicar as observações. Neste trabalho, examinamos o aquecimento gerado pelo amortecimento de ondas Alfvén através de quatro mecanismos, os amortecimentos não-linear, turbulento, viscoso-resistivo e colisional como função da freqüência da onda. Inicialmente, a temperatura é ajustada para reproduzir as observações e o grau de turbulência requerido para que o mecanismo seja viável é calculado. Os resultados mostram que este é compatível com os dados observacionais. Apresentam-se, também, resultados preliminares do cálculo auto-consistente do perfil de temperatura dos funis, levando-se em conta fontes de aquecimento Alfvênica e fontes de resfriamento.

  9. Quality control and assurance for validation of DOS/I measurements

    NASA Astrophysics Data System (ADS)

    Cerussi, Albert; Durkin, Amanda; Kwong, Richard; Quang, Timothy; Hill, Brian; Tromberg, Bruce J.; MacKinnon, Nick; Mantulin, William W.

    2010-02-01

    Ongoing multi-center clinical trials are crucial for Biophotonics to gain acceptance in medical imaging. In these trials, quality control (QC) and assurance (QA) are key to success and provide "data insurance". Quality control and assurance deal with standardization, validation, and compliance of procedures, materials and instrumentation. Specifically, QC/QA involves systematic assessment of testing materials, instrumentation performance, standard operating procedures, data logging, analysis, and reporting. QC and QA are important for FDA accreditation and acceptance by the clinical community. Our Biophotonics research in the Network for Translational Research in Optical Imaging (NTROI) program for breast cancer characterization focuses on QA/QC issues primarily related to the broadband Diffuse Optical Spectroscopy and Imaging (DOS/I) instrumentation, because this is an emerging technology with limited standardized QC/QA in place. In the multi-center trial environment, we implement QA/QC procedures: 1. Standardize and validate calibration standards and procedures. (DOS/I technology requires both frequency domain and spectral calibration procedures using tissue simulating phantoms and reflectance standards, respectively.) 2. Standardize and validate data acquisition, processing and visualization (optimize instrument software-EZDOS; centralize data processing) 3. Monitor, catalog and maintain instrument performance (document performance; modularize maintenance; integrate new technology) 4. Standardize and coordinate trial data entry (from individual sites) into centralized database 5. Monitor, audit and communicate all research procedures (database, teleconferences, training sessions) between participants ensuring "calibration". This manuscript describes our ongoing efforts, successes and challenges implementing these strategies.

  10. RighTime: A real time clock correcting program for MS-DOS-based computer systems

    NASA Technical Reports Server (NTRS)

    Becker, G. Thomas

    1993-01-01

    A computer program is described which effectively eliminates the misgivings of the DOS system clock in PC/AT-class computers. RighTime is a small, sophisticated memory-resident program that automatically corrects both the DOS system clock and the hardware 'CMOS' real time clock (RTC) in real time. RighTime learns what corrections are required without operator interaction beyond the occasional accurate time set. Both warm (power on) and cool (power off) errors are corrected, usually yielding better than one part per million accuracy in the typical desktop computer with no additional hardware, and RighTime increases the system clock resolution from approximately 0.0549 second to 0.01 second. Program tools are also available which allow visualization of RighTime's actions, verification of its performance, display of its history log, and which provide data for graphing of the system clock behavior. The program has found application in a wide variety of industries, including astronomy, satellite tracking, communications, broadcasting, transportation, public utilities, manufacturing, medicine, and the military.

  11. Electron spin resonance dating of megafauna from Lagoa dos Porcos, Piauí, Brazil.

    PubMed

    Kinoshita, Angela; Mayer, Elver; Ribau Mendes, Vinícius; Figueiredo, Ana Maria G; Baffa, Oswaldo

    2014-06-01

    Excavations performed at Lagoa dos Porcos site revealed a vast amount of extinct mammal fossil remains, becoming one of the richest palaeontological occurrences in the Serra da Capivara National Park region, a UNESCO World Heritage. Although anatomic and taxonomic aspects of extinct Quaternary mammals are relatively well known, chronologic information for deposits is rare. In this context, electron spin resonance (ESR) dating of megafauna samples provides important information for establishing a chronological background. This work presents the ESR dating of two teeth, one of Gomphotheriidae and other of Toxodontinae. Dose-response curves of each sample were constructed using spectra acquired with a JEOL FA-200 X-Band spectrometer resulting in equivalent dose (De) of 220 ± 40 Gy and 39 ± 2 Gy for Toxodontinae and Gomphotheriidae tooth, respectively. The conversion of De in age was made using ROSY ESR dating software resulting in 26 ± 4 and 22 ± 3 ka. These results place Lagoa dos Porcos fossil assemblage within the Late Pleistocene. These dates overlap with a period of abrupt increase in rainfall in northeast Brazil, and it is possible that this environmental change is related to the formation of this deposit. PMID:24891406

  12. Reproductive Dynamics of Sterna hirundinacea Lesson, 1831 in Ilha dos Cardos, Santa Catarina, Brazil

    PubMed Central

    Fracasso, Hélio Augusto Alves; Branco, Joaquim Olinto; Efe, Márcio Amorim

    2014-01-01

    In this work, we intend to describe the reproductive dynamics of Sterna hirundinacea in an island from South Brazil. We studied the reproductive biology of this species in its natural environment and provide data on their growth, survival, and reproductive success in Ilha dos Cardos, Santa Catarina, South Brazil. Samplings were carried out daily on the island throughout the reproductive seasons of 2003, 2005, and 2006 and the different stages of development of the chicks were characterized according to age, length of the beak, and plumage characteristics. We provide a basic equation Lm = 167.91?(1 ? e?0.062t?(?0.23)) to determine the approximate age of individuals using their body mass. The main cause of chick mortality on the island was natural (63.17% in 2003, 81.41% in 2005, and 79.96% in 2006), whereas predation contributed to mortality in a proportion of 38.83% in 2003, 18.59% in 2005, and 20.04% in 2006. The absence in the area of the chicks' main predator, Kelp gull (Larus dominicanus), the large number of chicks that reached the final stages of development, and their reproductive success demonstrate that Ilha dos Cardos is an important breeding site for the species in southern Brazil. PMID:24977100

  13. Crystal Structures of the Response Regulator DosR From Mycobacterium Tuberculosis Suggest a Helix Rearrangement Mechanism for Phosphorylation Activation

    SciTech Connect

    Wisedchaisri, G.; Wu, M.; Sherman, D.R.; Hol, W.G.J.

    2009-05-26

    The response regulator DosR is essential for promoting long-term survival of Mycobacterium tuberculosis under low oxygen conditions in a dormant state and may be responsible for latent tuberculosis in one-third of the world's population. Here, we report crystal structures of full-length unphosphorylated DosR at 2.2 {angstrom} resolution and its C-terminal DNA-binding domain at 1.7 {angstrom} resolution. The full-length DosR structure reveals several features never seen before in other response regulators. The N-terminal domain of the full-length DosR structure has an unexpected ({beta}{alpha}){sub 4} topology instead of the canonical ({beta}{alpha}){sub 5} fold observed in other response regulators. The linker region adopts a unique conformation that contains two helices forming a four-helix bundle with two helices from another subunit, resulting in dimer formation. The C-terminal domain in the full-length DosR structure displays a novel location of helix {alpha}10, which allows Gln199 to interact with the catalytic Asp54 residue of the N-terminal domain. In contrast, the structure of the DosR C-terminal domain alone displays a remarkable unstructured conformation for helix {alpha}10 residues, different from the well-defined helical conformations in all other known structures, indicating considerable flexibility within the C-terminal domain. Our structures suggest a mode of DosR activation by phosphorylation via a helix rearrangement mechanism.

  14. An MS-DOS-based program for analyzing plutonium gamma-ray spectra

    SciTech Connect

    Ruhter, W.D.; Buckley, W.M.

    1989-09-07

    A plutonium gamma-ray analysis system that operates on MS-DOS-based computers has been developed for the International Atomic Energy Agency (IAEA) to perform in-field analysis of plutonium gamma-ray spectra for plutonium isotopics. The program titled IAEAPU consists of three separate applications: (1) a data-transfer application for transferring spectral data from a CICERO multichannel analyzer to a binary data file, (2) a data-analysis application to analyze plutonium gamma-ray spectra for plutonium isotopic ratios and weight percents of total plutonium, (3) and a data-quality assurance application to check spectral data for proper data-acquisition setup and performance. Volume 2 describes the operations of these applications and the installation and maintenance of the software.

  15. An MS-DOS-based program for analyzing plutonium gamma-ray spectra

    SciTech Connect

    Ruhter, W.D.; Buckley, W.M.

    1989-09-07

    A plutonium gamma-ray analysis system that operates on MS-DOS-based computers has been developed for the International Atomic Energy Agency (IAEA) to perform in-field analysis of plutonium gamma-ray spectra for plutonium isotopics. The program titled IAEAPU consists of three separate applications: a data-transfer application for transferring spectral data from a CICERO multichannel analyzer to a binary data file, a data-analysis application to analyze plutonium gamma-ray spectra, for plutonium isotopic ratios and weight percents of total plutonium, and a data-quality assurance application to check spectral data for proper data-acquisition setup and performance. Volume 3 contains the software listings for these applications.

  16. The Secret List of Dos and Don'ts for Filmmaking

    NASA Astrophysics Data System (ADS)

    Kramer, N.

    2012-12-01

    Science is a massive black box to billions of people who walk the streets. However, the process of filmmaking can be equally as mystifying. As with the development of many scientific experiments, the process starts on a napkin at a restaurant…but then what? The road to scientific publication is propelled by a canonical list of several dos and don't that fit most situations. An equally useful list exists for up-and-coming producers. The list streamlines efforts, optimizes your use of the tools at your fingertips and enhances impact. Many fundamentals can be learned from books, but during this talk we will project and discuss several examples of best practices, from honing a story, to identifying audience appeal, filming, editing and the secrets of inexpensively acquiring expert help. Whether your goal is a two-minute webisode or a 90 minute documentary, these time-tested practices, with a little awareness, can give life to your films.;

  17. On securing wireless sensor network--novel authentication scheme against DOS attacks.

    PubMed

    Raja, K Nirmal; Beno, M Marsaline

    2014-10-01

    Wireless sensor networks are generally deployed for collecting data from various environments. Several applications specific sensor network cryptography algorithms have been proposed in research. However WSN's has many constrictions, including low computation capability, less memory, limited energy resources, vulnerability to physical capture, which enforce unique security challenges needs to make a lot of improvements. This paper presents a novel security mechanism and algorithm for wireless sensor network security and also an application of this algorithm. The proposed scheme is given to strong authentication against Denial of Service Attacks (DOS). The scheme is simulated using network simulator2 (NS2). Then this scheme is analyzed based on the network packet delivery ratio and found that throughput has improved. PMID:25106827

  18. Are PHP Applications Ready for Hack? Laleh Eshkevari, Fabien Dos Santos, James R. Cordy, and Giuliano Antoniol

    E-print Network

    Cordy, James R.

    Are PHP Applications Ready for Hack? Laleh Eshkevari, Fabien Dos Santos, James R. Cordy, Queen's University, Canada cordy@cs.queensu.ca Abstract--PHP is by far the most popular WEB scripting language, accounting for more than 80% of existing websites. PHP is dynamically typed, which means

  19. Rv3133c/dosR is a transcription factor that mediates the hypoxic response of M. tuberculosis

    E-print Network

    Tompa, Martin

    1 Rv3133c/dosR is a transcription factor that mediates the hypoxic response of M. tuberculosis Heui tuberculosis can persist for years within humans in a clinically latent state. Latency is often linked to hypoxic conditions within the host. Among M. tuberculosis genes induced by hypoxia is a putative

  20. PRO-CURE/CONV-CPM CP/M to DOS File Transfer Utility PRO-CURE/CONV-CPM Utility

    E-print Network

    Mann, Tim

    PRO-CURE/CONV-CPM ­ CP/M to DOS File Transfer Utility PRO-CURE/CONV-CPM Utility - 1 - Authored................................. 2 Distribution Diskette............................... 2 Supported CP/M Disk Formats..................................... 15 Note: CP/M is a trademark of Digital Research, Inc. IBM is a trademark of International Business

  1. Ions at the Water-oil Interface: Interfacial Tension of Electrolyte Alexandre P. dos Santos and Yan Levin*

    E-print Network

    Levin, Yan

    Ions at the Water-oil Interface: Interfacial Tension of Electrolyte Solutions Alexandre P. dos tension of an electrolyte-oil interface accurately. The chaotropic (structure-breaking) ions are found to adsorb to the water-oil interface as the result of large polarizability, weak hydration, and hydrophobic

  2. Einstein apaixonado: A cincia mal-contada de um mito bem-traado Carlos Alberto dos Santos

    E-print Network

    dos Santos, C.A.

    Einstein apaixonado: A ciência mal-contada de um mito bem-traçado Carlos Alberto dos Santos Universidade Federal do Rio Grande do Sul, Instituto de Física O parágrafo de abertura de Einstein Apaixonado Einstein será revelado em toda a sua complexidade psicológica. Overbye manipula bem as palavras e constrói

  3. Preventing DoS Attacks in Peer-to-Peer Media Streaming Systems William Conner, Klara Nahrstedt, Indranil Gupta

    E-print Network

    Nahrstedt, Klara

    Preventing DoS Attacks in Peer-to-Peer Media Streaming Systems William Conner, Klara Nahrstedt in peer-to-peer media streaming systems. Our framework, called Oversight, achieves prevention with the underlying peer-to-peer media streaming protocol. This separate Oversight protocol enforces download rate

  4. Creating a Global Fiducials Program (GFP) Site: Lago Cachet Dos example in Chile

    NASA Astrophysics Data System (ADS)

    Friesen, B. A.; Nimick, D. A.; Wilson, E. M.

    2012-12-01

    The USGS has been acquiring remotely sensed imagery from all over the world, collecting thousands of images at more than 200 sites, and creating Literal Image Derived Products (LIDPs) as part of the Global Fiducials Program (GFP). The GFP program enables scientists to use these images to study our rapidly changing planet at carefully selected locations around the world. New GFP Sites are created and added each year. Researchers at the University of Alaska, for instance, added areas susceptible to coastal erosion for monitoring the long-term effects of high tides and storms. This presentation will guide you through the process of creating a new GFP site for your area of interest. We will describe the components of the GFP and its archive, the Global Fiducials Library. The Global Fiducials Program—Initial Site Proposal form will be presented and we will show you how to complete each component in order to propose a new site. Lago Cachet Dos, a glacier-dammed lake in southern Chile, is currently being proposed as a new GFP site and will be used as the example for this exercise. In addition, USGS web sites will be used to illustrate how a long-term imagery record can tell a story and to demonstrate viewing and downloading the type of data that will be available online and free of charge through the GFP.

  5. DOS and electron attachment effects in the electron-induced vibrational excitation of terphenylthiol SAMs.

    PubMed

    Houplin, J; Amiaud, L; Dablemont, C; Lafosse, A

    2015-11-11

    Low energy electron scattering on terphenylthiol (TPT, HS-(C6H4)2-C6H5) self-assembled monolayers (SAMs) deposited onto gold was investigated using high resolution electron energy loss spectroscopy (HREELS) by recording specular elastic and inelastic excitation functions. The electron elastic reflectivity could be directly compared to the sample density-of-states (DOS) above vacuum level. A high reflectivity region was observed in the range 7.2-8.6 eV. Inelastic excitation functions were studied to get insights into the mechanisms involved in the excitation of a selection of vibrational modes (dipolar and impact scattering). In particular, a resonant mechanism was observed in the excitation of the stretching mode ?(CC) at 196 meV. The purely resonant contribution to the electron-induced excitation of the stretching modes ?(CH) (379 meV) could be extracted from the overtone excitation. It is located at 7.2 eV above the vacuum level and is characterized by a width of 3.4 eV. PMID:26529112

  6. Adaptation of reservoir engineering software to a DOS/Linux PC

    SciTech Connect

    Emanuel, A.S.; Jones, R.C.; McWilliams, R.S.; Tsaio, J.C.

    1996-04-01

    Recent publications have described the implementation of state-of-the-art reservoir engineering applications based on integrated networks of mainframe, workstation, and desktop computers. These facilities provide excellent resources for geologic and engineering applications, but at the cost of substantial investment in computer hardware, network installation, and systems staffing. This paper describes an adaptation of similar state-of-the-art applications to a desktop platform that minimizes the required hardware and system investment. The platform is an Intel 486 or Pentium-based PC with two hard drives and 32 to 64 MB of memory. One disk is partitioned to a standard DOS/Windows environment. The other disk is partitioned to the Linux operating system. Linux is a freely available clone of Unix for the 80386/80486 CPU, which is supported by a worldwide volunteer effort. A machine of this type can be constructed from components for $4,000 to $8,000, depending on CPU and memory. A number of proprietary modeling codes have been ported over so that the PC can provide much of the capability of the network systems.

  7. Open Cluster Radial Velocity determination from observations at Observatório Pico Dos Dias

    NASA Astrophysics Data System (ADS)

    Faria, M. A. F.; Monteiro, H.; Dias, W. S.; Lépine, J. R. D.

    2014-10-01

    In studies of the dynamics of the Galactic disk, such as the determination of the speed of the spiral pattern and the permanence of stars in the spiral arms, it is crucial to know orbits obtained from proper motions, radial velocities and the potential of the Galaxy. Aiming to improve the statistics of our catalog of open clusters, maintained by our research group, we determined the radial velocity of stars belonging to a group of open clusters using spectra with a resolution of 4000, obtained at the Pico dos Dias Observatory (LNA) with the 1.60 m telescope and the Coudé spectrograph. We observed the open cluster's member stars and calculated their radial speeds using standard techniques. The stars were selected from our own database based on relevant information concerning the clusters, obtained by statistical analysis of their proper motions and/or their position in the HR's diagram. In this work, we present the detailed analysis of the data reduction and radial velocity determination using synthetic spectra from different libraries. Finally we present the open cluster's radial (and spacial) velocities.

  8. Endocrine disruptors in water filters used in the Rio dos Sinos Basin region, Southern Brazil.

    PubMed

    Furtado, C M; von Mühlen, C

    2015-05-01

    The activated carbon filter is used in residences as another step in the treatment of drinking water, based on a physical-chemical process to absorb pollutants that are not removed in conventional treatment. Endocrine disruptors (EDCs) are exogenous substances or mixtures of substances that acts on the endocrine system similarly to the endogenously produced hormones, triggering malfunctions and harmful changes to human and animal health. The objective of the present work was to study EDCs through semi-quantitative analysis of residential water filters collected in the region of Rio dos Sinos basin, focusing on two specific classes: hormones and phenols. The solid phase extraction principle was used for the extraction of compounds and gas chromatography coupled with mass spectrometry for the separation and characterization of EDCs. Four samples of residential filters collected from public water distribution and artesian wells, from the cities of Novo Hamburgo and São Leopoldo were analysed. Using the developed methodology, it was possible to detect and comparatively quantify selected EDCs in all studied samples, which indicates the presence of these contaminants in drinking water from different sources. PMID:26270219

  9. Lessons Learned from Sleep Education in Schools: A Review of Dos and Don'ts

    PubMed Central

    Blunden, Sarah; Rigney, Gabrielle

    2015-01-01

    Study Objectives: Sleep duration and quality are associated with negative neuropsychological and psychosocial outcomes in children and adolescents. However, community awareness of this is low and sleep education programs in schools are attempting to address this issue. Several studies now exist assessing the efficacy of these sleep education programs for improving sleep knowledge, sleep hygiene and sleep patterns. This paper presents these sleep education programs, most particularly, it presents the strengths and weaknesses of the current available studies in the hope that this can identify areas where future sleep education programs can improve. Methods: A systematic search of all school-based sleep education studies in adolescents was undertaken. Studies were scrutinized for author, teacher and participant comment regarding strengths and limitations of each study, which were then extracted and summarized. Results: Two specific types of sleep education programs emerged from the review, those that sought to change sleep behavior and those that sought simply to disseminate information. Issues that dictated the strength or weakness of a particular study including who delivers the program, the theoretical basis, the tools utilized to measure sleep patterns, the content, and their capacity to engage students were assessed. Sleep education was considered important by teachers, students and parents alike. Conclusions: Future sleep education programs need to take into account lessons learned from previous sleep education efforts in order to maximize the potential for sleep education programs to improve the sleep health of our young people. Commentary: A commentary on this article appears in this issue on page 595. Citation: Blunden S, Rigney G. Lessons learned from sleep education in schools: a review of dos and don'ts. J Clin Sleep Med 2015;11(6):671–680. PMID:25766709

  10. Re-engineering of genetic circuit for 2-deoxystreptamine (2-DOS) biosynthesis in Escherichia coli BL21 (DE3).

    PubMed

    Chaudhary, Amit Kumar; Park, Je Won; Yoon, Yeo Joon; Kim, Byung-Gee; Sohng, Jae Kyung

    2013-02-01

    Various approaches for monocistronic constructions of genetic circuits have been designed for metabolite production but there has been no attempt to apply such methodology for aminoglycosides biosynthesis. Here, a simple and commercially available bio-part, despite the current trend focusing on the standardized BioBricks bio-parts available in the registry, is used. A 181-bp nucleotide fragment was designed for the efficient construction of an expression vector for monocistronic assembly of genes. Furthermore, a single vector with multi-monocistronic assembled genes for 2-deoxystreptamine (2-DOS) synthesis was constructed for production in engineered Escherichia coli. The working efficiency of model vector was concluded by reporter assay whereas the expressions of biosynthesis genes were confirmed by RT-PCR and SDS-PAGE. Production of 2-DOS was confirmed by TLC, LC-ELSD, and ESI-MS/MS. PMID:23108876

  11. Implementation of DoS attack and mitigation strategies in IEEE 802.11b/g WLAN

    NASA Astrophysics Data System (ADS)

    Deng, Julia; Meng, Ke; Xiao, Yang; Xu, Roger

    2010-04-01

    IEEE 802.11 wireless Local Area Network (WLAN) becomes very prevalent nowadays. Either as a simple range extender for a home wired Ethernet interface, or as a wireless deployment throughout an enterprise, WLAN provides mobility, convenience, and low cost. However, an IEEE 802.11b/g wireless network uses the frequency of unlicensed 2.4GHz, which makes the network unsafe and more vulnerable than traditional Ethernet networks. As a result, anyone who is familiar with wireless network may initiate a Denial of Service (DoS) attack to influence the common communication of the network or even make it crash. In this paper, we present our studies on the DoS attacks and mitigation strategies for IEEE 802.11b/g WLANs and describe some initial implementations using IEEE 802.11b/g wireless devices.

  12. Católicos, fidelidade conjugal e AIDS: entre a cruz da doutrina moral e as espadas do cotidiano sexual dos adeptos1

    PubMed Central

    Rios, Luis Felipe; de Aquino, Francisca Luciana; Muñoz-Laboy, Miguel; Oliveira, Cinthia; Parker, Richard

    2009-01-01

    Neste artigo discutimos a visão da Igreja Católica sobre sexualidade na interface com a epidemia do HIV/AIDS. Nossa reflexão está embasada em pesquisa etnográfica que envolveu dois meses de observação participante do cotidiano de católicos de um bairro popular da Região Metropolitana do Recife, além de contar com entrevistas a onze dos leigos engajados nos serviços religiosos da igreja do bairro e a oito sacerdotes que realizam seus trabalhos religiosos em outras localidades. Nelas abordamos diferentes temáticas relacionadas ao enfrentamento da epidemia da AIDS. Nesse contexto, conjugalidade e fidelidade se afiguram como importantes analisadores de como aqueles lidam com a epidemia, em uma variedade de re-descrições práticas e de re-interpretações conceptuais das assertivas do discurso moral religioso – ainda que, muitos impasses permaneçam em aberto em termos das prerrogativas da Igreja e seus possíveis rebatimentos na saúde sexual dos adeptos. PMID:21765650

  13. Video movie making using remote procedure calls and 4BSD Unix sockets on Unix, UNICOS, and MS-DOS systems

    SciTech Connect

    Robertson, D.W.; Johnston, W.E.; Hall, D.E.; Rosenblum, M.

    1990-03-01

    We describe the use of the Sun Remote Procedure Call and Unix socket interprocess communication mechanisms to provide the network transport for a distributed, client-server based, image handling system. Clients run under Unix or UNICOS and servers run under Unix or MS-DOS. The use of remote procedure calls across local or wide-area networks to make video movies is addressed.

  14. Research on a Denial of Service (DoS) Detection System Based on Global Interdependent Behaviors in a Sensor Network Environment

    PubMed Central

    Song, Jae-gu; Jung, Sungmo; Kim, Jong Hyun; Seo, Dong Il; Kim, Seoksoo

    2010-01-01

    This research suggests a Denial of Service (DoS) detection method based on the collection of interdependent behavior data in a sensor network environment. In order to collect the interdependent behavior data, we use a base station to analyze traffic and behaviors among nodes and introduce methods of detecting changes in the environment with precursor symptoms. The study presents a DoS Detection System based on Global Interdependent Behaviors and shows the result of detecting a sensor carrying out DoS attacks through the test-bed. PMID:22163475

  15. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ... the DoS for the FRUS series under Public Law No. 102-138. b. Request authorization from the CIA, NSC.... Submit to the respective Agency a list of CIA and NSC documents copied and released to the...

  16. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ... the DoS for the FRUS series under Public Law No. 102-138. b. Request authorization from the CIA, NSC.... Submit to the respective Agency a list of CIA and NSC documents copied and released to the...

  17. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ... the DoS for the FRUS series under Public Law No. 102-138. b. Request authorization from the CIA, NSC.... Submit to the respective Agency a list of CIA and NSC documents copied and released to the...

  18. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ... the DoS for the FRUS series under Public Law No. 102-138. b. Request authorization from the CIA, NSC.... Submit to the respective Agency a list of CIA and NSC documents copied and released to the...

  19. Rare earth elements in Angra dos Reis and Lewis Cliff 86010, two meteorites with similar but distinct magma evolutions

    NASA Technical Reports Server (NTRS)

    Crozaz, Ghislaine; Mckay, Gordon

    1990-01-01

    Data are presented on ion microprobe measurements of REE and selected trace element abundances in individual grains of merrillite, fassaite, olivine, kirschsteinite, and plagioclase of Lewis Cliff 86010 (LEW 86010) meteorite and in merrillite and fassaite grains of Angra dos Reis (ADOR). Results show a close relationship between the two meteorites and support a magmatic origin for LEW 86010. However, the measurements indicate that, despite numerous common characteristics, the two meteorites must have been produced in separate magmatic events involving similar but distinct processes and parent melts.

  20. Factores socio-económicos asociados a la percepción de situación socioeconómica entre adultos mayores de dos países latinoamericanos

    PubMed Central

    Brenes-Camacho, Gilbert

    2014-01-01

    El objetivo principal del artículo es estudiar la asociación entre la percepción subjetiva sobre la situación económica propia y una serie de medidas objetivas de bienestar socioeconómico –fuentes de ingresos, tenencia de vivienda, nivel educativo y transferencias familiares informales de dinero- entre adultos mayores de dos países Latinoamericanos: México y Costa Rica. Los datos se obtienen de las primeras rondas de dos encuestas sobre envejecimiento: CRELES para Costa Rica y ENASEM para México. La variable dependiente más importante se obtiene de las respuestas a las pregunta “¿Cómo califica su situación económica actual?” en Costa Rica y “¿Diría usted que su situación económica es…?” en México. Para ambas encuestas, las respuestas se codificaron en forma binaria; el código 0 representa las categorías Excelente, Muy buena y Buena, y el código 1 representa a las categorías Regular y Mala. Se encontró que el ingreso por jubilación es un importante determinante de la percepción de bienestar en ambos países. En Costa Rica, el ingreso del cónyuge y la tenencia de vivienda son importantes predictores de la percepción de bienestar, mientras que en México, los ingresos por transferencias están fuertemente asociados con dicha percepción. PMID:25360057

  1. Didelphidae marsupials (Mammalia, Didelphimorphia) from the late Pleistocene deposit of the Gruta dos Moura Cave, northern Brazil.

    PubMed

    Nova, Patricia Villa; Avilla, Leonardo S; Oliveira, Édison V

    2015-03-01

    The present study acknowledges the diversity of fossil marsupials from the Gruta dos Moura cave, as well as environmental and climatic aspects during the Quaternary. The results show that this is the largest diversity of Pleistocene marsupials recorded in a single cave: Didelphis albiventris, D. aurita, Gracilinanus agilis, G. microtarsus, Marmosa murina, Monodelphis brevicaudata, M. domestica and Sairadelphys tocantinensis. Furthermore, the described specimens are also part of the only fossil assemblage unequivocally referable to the late Pleistocene. Paleontological studies suggest an intimate association with dry and open environments with high abundance of water sources. Since most of the identified taxa are characteristic of open forests and gallery forests, this could represent the actual environment around the Gruta dos Moura cave. Recent studies identified sympatric occurrences between species from open and dry environments and species from humid forests that were identified among our material and are characteristic of humid regions. Therefore, these species could inhabit gallery forests and capons, or even ecotones, inside a dry and open environment. Moreover, the extinction of Sairadelphys could also indicate that the climatic and environmental conditions changed or that the past environment was more heterogeneous than the current environment of the region. PMID:25806985

  2. Supporting Security against SYN Flooding Attack in Distributed DoS Via Measuring IPFIX-Based Traffic

    NASA Astrophysics Data System (ADS)

    Alipour, H.; Kia, M. Kashefi; Esmaeili, M.

    Distributed denial-of-service attacks on public servers after 2000 have become a serious problem. In the distributed denial-of-service (DDoS) attacks often seen recently, multiple distributed nodes concurrently attack a single server. To assure that network services will not be interrupted, faster and more effective defense mechanisms is needed to protect against malicious traffic, especially SYN floods. One problem in detecting SYN flood traffic is that server nodes or firewalls cannot distinguish the SYN packets of normal TCP connections from those of a SYN flood attack. Our method, FDFIX, relies on the use of monitoring and measurement techniques to evaluate the impact of DoS attacks. It uses flow based measurements. Capturing flow information is very important for detecting DoS and also other kinds of attacks. Flow monitoring allows detecting suspicious traffics and in the next step can analyze attacking flows and the results can be used for defense methods. Our method provides required information for many mechanisms that use traffic measurement as their input.

  3. Interface DOS dependent analytical model development for DC characteristics of normally-off AlN/GaN MOSHEMT

    NASA Astrophysics Data System (ADS)

    Swain, Raghunandan; Jena, Kanjalochan; Lenka, T. R.

    2015-08-01

    In this paper a charge controlled analytical model is developed to predict quantum capacitance, threshold voltage and drain current for normally-off AlN/GaN Metal Oxide Semiconductor High Electron Mobility Transistor (MOSHEMT). The oxide/semiconductor interface Density of State (DOS) dependent model for two dimensional electron gas (2DEG) density is obtained by demonstrating necessary energy band diagrams. Quantum capacitance in the channel and threshold voltage is obtained by using different boundary conditions. By using these expressions the drain currents in both linear and saturation mode are derived. It is interesting to note that a positive threshold voltage necessary for normally-off operation can be obtained by decreasing the AlN barrier thickness below a critical value. The predicted DC characteristics are in good agreement with the experimental results, thus it confirms the validity of the proposed model.

  4. Identificabilidade e estabilidade dos parâmetros no método Grade of Membership (GoM): considerações metodológicas e práticas

    PubMed Central

    Guedes, Gilvan Ramalho; Caetano, André Junqueira; Machado, Carla Jorge; Brondízio, Eduardo Sonewend

    2011-01-01

    O método Grade of Membership (GoM) tem sido cada vez mais utilizado por demógrafos brasileiros e tem a vantagem de possuir um parâmetro que mensura a heterogeneidade individual, com base nas correlações não-observáveis entre as categorias de resposta das variáveis de interesse, gerando um medida do grau de pertencimento de cada indivíduo a perfis extremos. Alguns autores, contudo, chamam atenção para questões importantes na calibragem dos modelos finais que utilizam o programa GoM versão 3.4, como o problema de identificabilidade – soluções múltiplas para parâmetros estimados. Neste artigo, é sugerido um procedimento capaz de identificar um modelo final com solução única que descreva os tipos puros mais fidedignos à base de dados, em uma tentativa de otimização. Para ilustrar esse processo, utilizou-se uma base de dados correspondente a um levantamento econômico e sociodemográfico de uma população de pequenos agricultores residentes ao longo da Rodovia Transamazônica, no Estado do Pará. Também identificou-se a existência de instabilidade nos parâmetros estimados pelo programa GoM 3.4, sendo proposto um método de estabilização de seus valores. Com esses procedimentos combinados, os usuários do programa GoM 3.4 poderão descrever sua base de dados de forma mais adequada e responder às críticas sobre questões de identificabilidade e estabilidade dos modelos resultantes. Essas soluções empíricas são relevantes por afetarem cálculos de prevalência e de incidência de eventos de interesse, além de trazerem consequências importantes sobre o ponto e o momento corretos para intervenções de políticas públicas ou de planejamento prospectivo em análises de projeção. PMID:21709732

  5. Earth and Heavens: Two Separate Universes? (Spanish Title: Tierra y Cielos: ¿Dos Universos Separados?) Terra e Céus: Dois Universos Separados?

    NASA Astrophysics Data System (ADS)

    Carrascosa, Jaime; Gil-Pérez, Daniel; Solbes, Jordi; Vilches, Amparo

    2005-12-01

    The study of gravitation constitutes an exceptional occasion to show the richness and complexity of science and technology, contemplating, among other things: the problematic situations which are at the heart of the scientific knowledge, the difficulties encountered in the construction of knowledge and, especially, the necessity of overcoming "common-sense evidence" that proclaimed the existence of an insurmountable barrier between Earth and Heavens, hindering scientific development during many centuries. In this paper we present a program of activities to orient the study of Gravitation atUpperHigh School, favoring students' participation in the reconstruction of this first scientific revolution and giving them the opportunity to see the importance of Astronomy both in the history of science and today. El estudio de la gravitación constituye una ocasión excepcional para mostrar la ciencia y la tecnología en toda su riqueza y complejidad, considerando, entre otros aspectos:

  6. Las situaciones problemáticas relevantes que llevaron a la construcción de los conocimientos,
  7. las dificultades de todo tipo con las que hubo que enfrentarse y, muy en particular,
  8. la necesidad de superar las "evidencias de sentido común" que establecían una supuesta barrera infranqueable entre la Tierray los Cielos y que obstaculizaron durante siglos el desarrollo científico.
  9. En este trabajo presentamos un programa de actividades para el estudio de la gravitación en la secundaria superior, orientado a favorecer la participación de los estudiantes, en alguna medida, en la reconstrucción de este proceso que constituyó la denominada primera gran revolución científica y asomándonos al estudio de una de las ciencias más antiguas, la Astronomía, que hoy sigue despertando gran interés. O estudo da gravitação constitui uma ocasião excepcional para mostrar a ciência e a tecnologia em toda sua riqueza e complexidade, considerando, entre outros aspectos: as situações problemáticas relevantes que levaram à construção dos conhecimentos, as dificuldades de todo tipo que se teve que enfrentar nessa construção e, muito em particular,a necessidade de se superar as "evidências do senso comum" que estabeleciam uma suposta barreira intransponível entre a Terra e os Céus e que foram um obstáculo durante séculos para o desenvolvimento científico. Neste trabalho apresentamos um programa de atividades para o estudo da gravitação nos últimos anos do ensino médio, orientado a favorecer a participação dos estudantes, em alguma medida, na reconstrução deste processo que constituiu a denominada primeira grande revolução científica e a nos aproximarmos do estudo de uma das ciências mais antigas, a Astronomia, que hoje continua despertando grande interesse.

  10. Analysis of the Astronomical Concepts Presented by Teachers of Science, Physics, and Mathematics of São José dos Campos / SP Municipality

    NASA Astrophysics Data System (ADS)

    Pereira Gonzaga, Edson; Voelzke, Marcos Rincon

    2013-11-01

    The aim of this work is to conduct a survey of alternative conceptions about the basic concepts of Astronomy from schoolteachers in the City of São José dos Campos. This study covers the the state-run education system and complies with legal documents related to the curriculum of educational systems, such as the Curriculum of São Paulo State and the Parameters of the National Curriculum (PCN). Alternative conceptions, mentioned in Langhi (2009) as very important, were used, because it is believed that if a student can learn these concepts before the methodological intervention, it is possible to prepare contextualized presentations for teachers, and consequently students, to compare what they already know with the new information they obtain in the sessions at the digital mobile planetarium (DMP) of the Universidade Cruzeiro do Sul. Afterwards, they may discuss in a forum, in the form of debate, seeking to draw conclusions relevant to the topic, and transmitting the same to students in Basic Education (EB). This is a case study with a quantitative survey and a qualitative analysis of data on astronomical concepts collected through two questionnaires, one before and one after the intervention, respecting the implementation period of the study,- here called methodological intervention of content presentations at the mobile planetarium - and on respective discussions.

  11. Combined use of aerogammaspectrometry and geochemistry to access sediment sources in a shallow coral site at Armação dos Búzios, Brazil

    NASA Astrophysics Data System (ADS)

    Godiva, Danielly; Evangelista, Heitor; Kampel, Milton; Licinio, Marcus Vinicius; Munita, Casimiro

    2010-05-01

    Coral and reef environments in shallow waters are negatively affected by human activities in several coastal areas worldwide. It has been demonstrated that sediment influx and macronutrient discharges induce decline of coral population structure and diversity. Therefore, efforts to quantify sediment flux, sources and the biological response to sedimentation were conducted by several marine researchers. Herein, we investigated the case study of Armação dos Búzios/Brazil/Western South Atlantic, where coral colonies (mostly Siderastrea stellata) are under stress due to sediment apportionment as a consequence of regional human occupation. Classification of potential sediment source regions was based on a high-resolution aerogammaspectrometry survey for 232Th, 238U and 40K in main land near shore, used as primarily tool, in combination with sediment geochemistry. This approach allowed distinguishing three hydrographic basins (Macaé river basin, São João river basin and Una river basin) as potential sources. Hierarchical cluster analysis applied to the set of parameters identified the Macaé River as the most probable sediment contributor to the coralline site.

  12. dos de quat ernacionais

    E-print Network

    Liu, I-Shih

    título manuais do rsitárias de apresentar omissões cr ares, do Inst cia Carvalho ssandro Mo o Malheiro da Univers primeira, re ares, do Inst cia Carvalho a Rita Mend ine Hipólito Xavier Mari ncia da prim a a Rede CC ares, do Inst cia Carvalho anda Maria ristina Rodr mone Faury ncia da prim CN

  13. Essentiality of DevR/DosR Interaction with SigA for the Dormancy Survival Program in Mycobacterium tuberculosis

    PubMed Central

    Gautam, Uma S.; Sikri, Kriti; Vashist, Atul; Singh, Varshneya

    2014-01-01

    The DevR/DosR regulator is believed to play a key role in dormancy adaptation mechanisms of Mycobacterium tuberculosis in response to a multitude of gaseous stresses, including hypoxia, which prevails within granulomas. DevR activates transcription by binding to target promoters containing a minimum of two binding sites. The proximal site overlaps with the SigA ?35 element, suggesting that DevR-SigA interaction is required for activating transcription. We evaluated the roles of 14 charged residues of DevR in transcriptional activation under hypoxic stress. Seven of the 14 alanine substitution mutants were defective in regulon activation, of which K191A, R197A, and K179A+K168A (designated K179A*) mutants were significantly or completely compromised in DNA binding. Four mutants, namely, E154A, R155A, E178A, and K208A, were activation defective in spite of binding to DNA and were classified as positive-control (pc) mutants. The SigA interaction defect of the E154A and E178A proteins was established by in vitro and in vivo assays and implies that these substitutions lead to an activation defect because they disrupt an interaction(s) with SigA. The relevance of DevR interaction to the transcriptional machinery was further established by the hypoxia survival phenotype displayed by SigA interaction-defective mutants. Our findings demonstrate the role of DevR-SigA interaction in the activation mechanism and in bacterial survival under hypoxia and establish the housekeeping sigma factor SigA as a molecular target of DevR. The interaction of DevR and RNA polymerase suggests a new and novel interceptable molecular interface for future antidormancy strategies for Mycobacterium tuberculosis. PMID:24317401

  14. Descriptions and Expectations of Recommended BMPs for Improving the Bosque River Watershed 

    E-print Network

    Meier, Megan; Gregory, Lucas

    2008-01-01

    to the watershed and developed a tool for determining the priority in which all sub-watersheds in the basins should be evaluated for needed pollution abatement measures. The Phase I report also established a list of feasible best management practices (BMPs...

  15. Ectomycorrhizal fungal communities coinvading with Pinaceae host plants in Argentina: Gringos bajo el bosque.

    PubMed

    Hayward, Jeremy; Horton, Thomas R; Nuñez, Martin A

    2015-10-01

    Coinvasive ectomycorrhizal (ECM) fungi allow Pinaceae species to invade regions otherwise lacking compatible symbionts, but ECM fungal communities permitting Pinaceae invasions are poorly understood. In the context of Pinaceae invasions on Isla Victoria, Nahuel Huapi National Park, Argentina, we asked: what ECM fungi are coinvading with Pinaceae hosts on Isla Victoria; are some ECM fungal species or genera more prone to invade than others; and are all ECM fungal species that associate with Northern Hemisphere hosts also nonnative, or are some native fungi compatible with nonnative plants? We sampled ECMs from 226 Pinaceae host plant individuals, both planted individuals and recruits, growing inside and invading from plantations. We used molecular techniques to examine ECM fungal communities associating with these trees. A distinctive subset of the ECM fungal community predominated far from plantations, indicating differences between highly invasive and less invasive ECM fungi. Some fungal invaders reported here have been detected in other locations around the world, suggesting strong invasion potential. Fungi that were frequently detected far from plantations are often found in early-successional sites in the native range, while fungi identified as late-successional species in the native range are rarely found far from plantations, suggesting a means for predicting potential fungal coinvaders. PMID:25963605

  16. Modelos de proceso de la produccin y dinmica del bosque mediterrneo

    E-print Network

    Bravo de la Parra, Rafael

    Resumen La gestión sostenible de los ecosistemas forestales requiere el conocimiento de los principios que ecosistema. Los modelos de proceso son, junto a la experimentación, elementos esenciales para avanzar en la modelos de proceso de ecosistemas forestales mediterráneos a diferentes niveles funcionales, desde la

  17. 508 Mastozoologa Neotropical, 2009 por la presencia del bosque nativo y la proteccin

    E-print Network

    Nacional Autónoma de México, Universidad

    , y una menor tolerancia a los cambios en el paisaje respecto al puma. Mientras las áreas aptas para el jaguar también fueron aptas para el puma, el 54% de las áreas aptas para el puma no fueron consideradas con aptitud para el jaguar, demostrando la mayor resiliencia del puma a la fragmentación y pérdida

  18. The pobladores and local democracy in Chile : the case of El Bosque and Peñalolén

    E-print Network

    Rivera-Ottenberger, Anny Ximena, 1955-

    2004-01-01

    (cont.) models of local governance, questioning blanket statements about the virtues of political decentralization. The managerial elitist" model favors individual participation and technical/centralized decision-making ...

  19. Stratigraphy of fluvial sediment sequences and their palaeoenvironmental information in the foreland of the Serra dos Órgãos, southeastern Brazil

    NASA Astrophysics Data System (ADS)

    Kirchner, André; Nehren, Udo; Heinrich, Jürgen

    2013-04-01

    In the hinterland of Rio de Janeiro city the rivers Guapiaçu, Macacu and Iconha originate in the Serra dos Órgãos mountain range and drain into the Atlantic Ocean. Since their channelization in the 1950s, higher flow velocities caused an incision of the rivers into the valley fills. These circumstances provide the possibility to study the alluvial deposits along the streams during low water level and allow conclusions on palaeoenvironmental change and landscape history. Sedimentological investigations of 13 exposures as well as AMS 14C measurements were carried out to investigate sediment properties and reconstruct the sedimentation history within the floodplains. These results enable to distinguish three different facies units. A late Pleistocene Unit I can be detected at the base of the observed exposures and consists of clast-supported fine to coarse gravels. It can be assumed that the gravel bodies were formed by a climatically induced erosional-depositional cycle within a braided river system. The gravels are overlaid by Unit II, a grayish to bluish loam mainly of mid-Holocene age. During generally drier climates these loams have been deposited during high water stages or flooding events as a splay facies proximal to the rivers. A reduced flow competence and relatively stable morphodynamic conditions are assumed for that period. Unit III accumulated in the late Holocene typically consists of several meters of planar or cross bedded sands to fine gravels, interfingered by loamy inclusions, buried peat bogs and organic debris. Fining-upward sequences can be frequently studied within Unit III which were completed by loamy sediments in the uppermost parts of the exposures. The increased flow competence from Unit II to Unit III seems to be a fluvial response to the increased humidity of the late Holocene as well as the enhancement of El Niño-Southern Oscillation (ENSO). Heavy rainfall likely caused higher sediment supply from the steep slopes as well as a reworking of sediments followed by sedimentation in the floodplains. The development of the uppermost loams is attributed to deforestation and land use intensification in historical times which led to higher erosion rates and related sediment loads. An increased human impact can be postulated for the last 250 years.

  20. ASPECTS OF THE ECOLOGY OF PHLEBOTOMINES (Diptera: Psychodidae: Phlebotominae) IN AN AREA OF CUTANEOUS LEISHMANIASIS OCCURRENCE, MUNICIPALITY OF ANGRA DOS REIS, COAST OF RIO DE JANEIRO STATE, BRAZIL

    PubMed Central

    de Aguiar, Gustavo Marins; de Azevedo, Alfredo Carlos Rodrigues; de Medeiros, Wagner Muniz; Alves, João Ricardo Carreira; Rendeiro, Vanessa

    2014-01-01

    Over a complete two-year period, phlebotomine specimens were caught in an area of cutaneous leishmaniasis occurrence in the municipality of Angra dos Reis. A manual suction tube was used to catch phlebotomines on house walls, and also light traps in domestic and peridomestic settings and in the forest. This yielded 14,170 specimens of 13 species: two in the genus Brumptomyia and eleven in the genus Lutzomyia. L. intermedia predominantly in domestic and peridomestic settings, with little presence in the forest, with the same trend being found in relation to L. migonei, thus proving that these species have adapted to the human environment. L. fischeri appeared to be eclectic regarding location, but was seen to be proportionally more endophilic. L. intermedia and L. migonei were more numerous in peridomestic settings, throughout the year, while L. fischeri was more numerous in domestic settings except in March, April, May and September. From the prevalence of L. intermedia, its proven anthropophily and findings of this species naturally infected with Leishmania (Viannia) braziliensis, it can be incriminated as the main vector for this agent of cutaneous leishmaniasis in the study area, especially in the peridomestic environment. L. fischeri may be a coadjuvant in carrying the parasite. PMID:24626417

  21. [Ecological aspects of phlebotomus of the Parque Nacional da Serra dos Orgãos, Rio de Janeiro. I. Monthly frequency in human baits (Diptera, Psychodidae, Phlebotominae)].

    PubMed

    de Aguiar, G M; Soucasaux, T

    1984-01-01

    During two full years--from October 1980 to September 1982--we captured sandflies in the National Park of Serra dos Orgãos, State of Rio de Janeiro, Brazil. The captures, with human bait, were carried out weekly, each with a duration of two hours, and at three different times (6 to 8 a.m., 5 to 7 a.m. and 7:30 to 9:30 p.m.). In every capture, we recorded the phase of the moon and, at each hour, the temperature, relative humidity, wind and rain. In 586 hours 4,834 sandflies of ten species were captured, all belonging to genus Lutzomyia França, 1924. L. ayrozai and L. hirsuta represented 92% of the total species captured. However, they were dominant at different times, the former being more frequent in the warm and wet months, and considerably declining in the cold and dry months, in which the latter gradually prevailed. L. fischeri and L. shannoni were shown to be the most resistant to unfavourable weather conditions. Whenever there was any rain or wind, they were, in general, the only species captured. With regard to lunar cycle, we observed that new moon was the most favourable phase for the capture of sandflies and full moon the one with the smallest yield, except for L. shannoni which occurred more frequently during this period. PMID:6535916

  22. ANÁLISE DA INSERÇÃO DOS TEMAS DE HUMANIDADES E ÉTICA, COM METODOLOGIA DE APRENDIZAGEM BASEADA EM PROBLEMAS, EM CURRICULO MÉDICO INTEGRADO EM ESCOLA PÚBLICA NO DISTRITO FEDERAL, BRASIL

    PubMed Central

    Novaes, Maria Rita Carvalho Garbi; Novaes, Luiz Carlos Garcez; Guilhem, Dirce; Lolas, Fernando; Silveira, Carla; Guiotti, Murilo

    2009-01-01

    Objetivo Realizar uma análise da inserção da ética e humanidades no currículo do Curso de Medicina da Escola Superior em Ciências da Saúde - ESCS, escola pública do Distrito Federal, Brasil, de forma a contribuir com o processo de gestão curricular. Metodologia O Estudo é de coorte e documental. Foram pesquisados 37 termos relacionados à ética e 36 referentes à humanização nos objetivos educacionais e conteúdo dos módulos temáticos, habilidades e atitudes e interação ensino-serviço-comunidade, de 1a a 4a série e no programa do internato no currículo (ano 2006) e no projeto pedagógico do Curso de Medicina (2001). Resultados Maior inserção da humanização, ética e bioética na 1a e 2a série, quando comparado à inserção na 3a e 4a série e no internato, (IC95%-?=0,034, pvalue=0,007). Unidade de habilidades e atitudes: freqüência das 3 temáticas no currículo da 1a a 4a séries (IC95%-?=0,026, pvalue=0,013). Quando comparada a inserção entre o internato e as quatro primeiras séries, observa-se que nestas a inserção da temática humanização é superior (IC95%-?=0,042, pvalue=0,029). Conclusão O currículo desenvolvido no ano de 2006 na ESCS apresentou correlação com o projeto pedagógico do curso e contemplou a temática de forma abrangente, em todas as séries e internato. PMID:20396594

  23. Rb-Sr and Sm-Nd whole rock analyses of basalts of the Grao Para Group, Serra dos Carajas, Brazil

    SciTech Connect

    Olszewski, W.J. Jr.; Gibbs, A.K.; Wirth, K.R.

    1985-01-01

    The Grao Para Group at Serra dos Carajas in the Guapore Shield of Brazil is a 6 km thick sequence of bimodal metavolcanic rock with interbedded iron formations. Rhyolites are a minor part of the low grade meta-volcanic section, with the bulk consisting of subalkaline basalt, basaltic andesite, and shoshonite. Rb-Sr whole rock analyses of 7 basalts yield an age of 2687 +/- 54 Ma. This agrees well with an age of 2758 +/- 39 Ma from zircon U-Pb analyses of the interbedded rhyolites. Except for the allocthonous Imataca Complex of Venezuela, these dates for the Grao Para Group are the first well-constrained Archean ages from the Amazonian Craton. An even older age for the basement to the Grao Para Group is also implied. Sm-Nd whole-rock analyses of four of these basalts did not yield an isochron because of the limited range of /sup 147/Sm//sup 144/Nd values, but element of/sub Nd/ values relative to CHUR were calculated using the Rb-Sr age. The typical LREE-enrichment, lack of Ce depletion or spilitic alteration of alkalies, and the high Sr initial ratios, may indicate that these isotopic patterns were derived by incorporation of some older continental crust in the mafic melts. These data together with an element of/sub Sr/ of +63.6 might indicate significant seawater exchange with volcanic rocks derived from mantle with chondritic REE patterns. This demonstrates the presence of significant continental crust in the Archean and seawater-volcanic rock interaction in a rifting environment similar to modern analogs.

  24. Molecular Characterization of Human Pathogenic Bunyaviruses of the Nyando and Bwamba/Pongola Virus Groups Leads to the Genetic Identification of Mojuí dos Campos and Kaeng Khoi Virus

    PubMed Central

    Groseth, Allison; Mampilli, Veena; Weisend, Carla; Dahlstrom, Eric; Porcella, Stephen F.; Russell, Brandy J.; Tesh, Robert B.; Ebihara, Hideki

    2014-01-01

    Background Human infection with Bwamba virus (BWAV) and the closely related Pongola virus (PGAV), as well as Nyando virus (NDV), are important causes of febrile illness in Africa. However, despite seroprevalence studies that indicate high rates of infection in many countries, these viruses remain relatively unknown and unstudied. In addition, a number of unclassified bunyaviruses have been isolated over the years often with uncertain relationships to human disease. Methodology/Principal Findings In order to better understand the genetic and evolutionary relationships among orthobunyaviruses associated with human disease, we have sequenced the complete genomes for all 3 segments of multiple strains of BWAV (n?=?2), PGAV (n?=?2) and NDV (n?=?4), as well as the previously unclassified Mojuí dos Campos (MDCV) and Kaeng Khoi viruses (KKV). Based on phylogenetic analysis, we show that these viruses populate 2 distinct branches, one made up of BWAV and PGAV and the other composed of NDV, MDCV and KKV. Interestingly, the NDV strains analyzed form two distinct clades which differed by >10% on the amino acid level across all protein products. In addition, the assignment of two bat-associated bunyaviruses into the NDV group, which is clearly associated with mosquito-borne infection, led us to analyze the ability of these different viruses to grow in bat (RE05 and Tb 1 Lu) and mosquito (C6/36) cell lines, and indeed all the viruses tested were capable of efficient growth in these cell types. Conclusions/Significance On the basis of our analyses, it is proposed to reclassify the NDV strains ERET147 and YM176-66 as a new virus species. Further, our analysis definitively identifies the previously unclassified bunyaviruses MDCV and KKV as distinct species within the NDV group and suggests that these viruses may have a broader host range than is currently appreciated. PMID:25188437

  1. Association between micronuclei frequency in pollen mother cells of Tradescantia and mortality due to cancer and cardiovascular diseases: a preliminary study in Sao José dos Campos, Brazil.

    PubMed

    Mariani, Rauda Lúcia; Jorge, Maria Paulete Martins; Pereira, Sergio Silva; Melione, Luiz Paulo; Carvalho-Oliveira, Regiani; Ma, Te Hsiu; Saldiva, Paulo Hilário Nascimento

    2009-06-01

    The present study was designed to explore the correlation between the frequency of micronuclei in Trad-MN, measured across 28 biomonitoring stations during the period comprised between 11 of May and 2 of October, 2006, and adjusted mortality rates due to cardiovascular, respiratory diseases and cancer in Sao José dos Campos, Brazil, an area with different sources of air pollution. For controlling purposes, mortality rate due to gastrointestinal diseases (an event less prone to be affected by air pollution) was also considered in the analysis. Spatial distribution of micronuclei frequency was determined using average interpolation. The association between health estimators and micronuclei frequency was determined by measures of Pearson's correlation. Higher frequencies of micronuclei were detected in areas with high traffic and close to a petrochemical pole. Significant associations were detected between micronuclei frequency and adjusted mortality rate due to cardiovascular diseases (r=0.841, p=0.036) and cancer (r=0.890, p=0.018). The association between mortality due to chronic obstructive pulmonary diseases was positive but did not reach statistical significance (r=0.640, p=0.172), probably because of the small number of events. Gastrointestinal mortality did not exhibit significant association with micronuclei frequency. Because the small number of observations and the nature of an ecological study, the present findings must be considered with caution and considered as preliminary. Further studies, performed in different conditions of contamination and climate should be done before considering Trad-MN in the evaluation of human health risk imposed by air pollutants. PMID:19303678

  2. Development of a Decision Support Geographic Information System for land restoration programs in the Leon, Lampasas, and Bosque River Watersheds 

    E-print Network

    Jones, Jason Samuel

    2006-10-30

    , and livestock production these historically predominant grasslands provide. The result has been an interest and public investment in land restoration programs such as the removal and management of brush via landowner cost-share. Implementation of a publicly...

  3. BOSQUE 30(1): 36-47, 2009 Modelos para estimar la biomasa de especies nativas en plantaciones

    E-print Network

    Rey Benayas, José María

    factors. RESUMEN El uso de los ecosistemas forestales como sumideros y reservorios de carbono es cada día- cidad de los ecosistemas para acumular materia orgánica a lo largo del tiempo (Brown 1997, Eamus et al ecosistema forestal (Schlegel et al.

  4. Water quality improvements in the Upper North Bosque River watershed due to phosphorous export through turfgrass sod 

    E-print Network

    Stewart, George Russell

    2005-02-17

    these problems, Texas A&M University researchers have developed a turfgrass sod Best Management Practice (BMP) to remove excess nutrients from impaired watersheds. Turfgrass harvest of manure fertilized sod removes a thin layer of topsoil with most... (USEPA, 2002). A new turfgrass Best Management Practice (BMP) is being developed and evaluated to remove excess nutrients from impaired watersheds (Vietor et al., 2002). Plot and field scale research at Texas A&M has demonstrated the effectiveness...

  5. Morphometric and bioacoustic data on three species of Pseudopaludicola Miranda-Ribeiro, 1926 (Anura: Leptodactylidae: Leiuperinae) described from Chapada dos Guimarães, Mato Grosso, Brazil, with the revalidation of Pseudopaludicola ameghini (Cope, 1887).

    PubMed

    Pansonato, André; Strüssmann, Christine; Mudrek, Jessica Rhaiza; Martins, Itamar Alves

    2013-01-01

    Due to minute size, overall morphological similarities, scarcity of diagnostic characters after preservation, and usual sympatric or even syntopic occurrence of two or more species of Pseudopaludicola, the taxonomy of the genus is not yet a matter of consensus. Three species in the genus Pseudopaludicola Miranda-Ribeiro, 1926 were described by Cope in 1887, based on material obtained at Chapada dos Guimarães, mid-western state of Mato Grosso, Brazil. One of these species, Pseudopaludicola ameghini, was subsequently synonymized to P. mystacalis. In this paper we present morphological and bioacoustic evidences supporting a full specific status for the three sympatric species of Pseudopaludicola described from Chapada dos Guimarães, including Pseudopaludicola ameghini Cope, 1887. PMID:26120701

  6. An interdisciplinary knowledge translation intervention in long-term care: Study protocol for the vitamin D and osteoporosis study (ViDOS) pilot cluster randomized controlled trial

    PubMed Central

    2012-01-01

    Background Knowledge translation (KT) research in long-term care (LTC) is still in its early stages. This protocol describes the evaluation of a multifaceted, interdisciplinary KT intervention aimed at integrating evidence-based osteoporosis and fracture prevention strategies into LTC care processes. Methods and design The Vitamin D and Osteoporosis Study (ViDOS) is underway in 40 LTC homes (n?=?19 intervention, n?=?21 control) across Ontario, Canada. The primary objectives of this study are to assess the feasibility of delivering the KT intervention, and clinically, to increase the percent of LTC residents prescribed ?800?IU of vitamin D daily. Eligibility criteria are LTC homes that are serviced by our partner pharmacy provider and have more than one prescribing physician. The target audience within each LTC home is the Professional Advisory Committee (PAC), an interdisciplinary team who meets quarterly. The key elements of the intervention are three interactive educational sessions led by an expert opinion leader, action planning using a quality improvement cycle, audit and feedback reports, nominated internal champions, and reminders/point-of-care tools. Control homes do not receive any intervention, however both intervention and control homes received educational materials as part of the Ontario Osteoporosis Strategy. Primary outcomes are feasibility measures (recruitment, retention, attendance at educational sessions, action plan items identified and initiated, internal champions identified, performance reports provided and reviewed), and vitamin D (?800?IU/daily) prescribing at 6 and 12?months. Secondary outcomes include the proportion of residents prescribed calcium supplements and osteoporosis medications, and falls and fractures. Qualitative methods will examine the experience of the LTC team with the KT intervention. Homes are centrally randomized to intervention and control groups in blocks of variable size using a computer generated allocation sequence. Randomization is stratified by home size and profit/nonprofit status. Prescribing data retrieval and analysis are performed by blinded personnel. Discussion Our study will contribute to an improved understanding of the feasibility and acceptability of a multifaceted intervention aimed at translating knowledge to LTC practitioners. Lessons learned from this study will be valuable in guiding future research and understanding the complexities of translating knowledge in LTC. Trial registration ClinicalTrials.gov NCT01398527. PMID:22624776

  7. Geochronological data from TTG-type rock associations of the Arroio dos Ratos Complex and implications for crustal evolution of southernmost Brazil in Paleoproterozoic times

    NASA Astrophysics Data System (ADS)

    Gregory, Tiago Rafael; Bitencourt, Maria de Fátima; Nardi, Lauro Valentim Stoll; Florisbal, Luana Moreira; Chemale, Farid, Jr.

    2015-01-01

    U-Pb isotope analyses by LA-MC-ICPMS (Laser Ablation - Multi Collector - Inductively Coupled Plasma Mass Spectrometry) in zircon crystals from metatonalites, tonalites and granodiorite gneiss from the Arroio dos Ratos Complex (ARC) early magmatism in southernmost Brazil are presented. The ARC is located in the eastern portion of the Sul-rio-grandense Shield, occurring as septa and roof pendants on granitoids emplaced along the Southern Brazilian Shear Belt (SBSB). The SBSB corresponds to a translithospheric structure composed of several anastomosed shear zones of dominantly transcurrent kinematics whose syntectonic magmatism, of Neoproterozoic age, is characteristic of post-collisional environments. The studied rocks comprise TTG-type associations with coeval mafic magmatism, deformed and metamorphosed within a ductile shear zone. Zircon crystals obtained from six samples are interpreted as igneous given that the crystals are subhedral to euhedral, bipyramidal, with concentric zonation, have ratios Th/U between 0.13 and 0.81 and have restricted evidence of overgrowth. The oldest Association 1 (A1) has structures compatible with recrystallization under conditions of high temperature and an igneous age of 2148 ± 33 Ma, obtained in a metatonalite. The rocks of Association 2 (A2) have similar compositions, although with a more significant coeval mafic fraction. They are intrusive into A1 and also show high-temperature recrystallization features. However, they are less deformed and partly preserve their primary, igneous fabric. The igneous ages obtained from two A2 tonalites are 2150 ± 28 Ma and 2136 ± 27 Ma. Association 3 (A3) is represented by tonalitic to granodioritic gneisses whose structure, composition and metamorphic features are similar to those of A1 rocks, except for the absence of coeval mafic magmas in the former. Local features resulting from partial melting are present in A3 rocks. Three samples from A3 were dated. A tonalitic gneiss gives igneous age of 2099 ± 10 Ma and two granodioritic gneisses give igneous ages of 2081 ± 7 Ma and 2077 ± 13 Ma. Restricted to A1, inheritance is represented by one subhedral, zoned, gently rounded zircon crystal interpreted as igneous, of 2732 ± 40 Ma (207Pb/206Pb age), with discordance of 9% and 232Th/238U ratio of 1.17. A single Neoproteozoic metamorphic date value was obtained from the rim of a zircon crystal of Paleoproterozoic core. The age of 635 ± 6 Ma (207Pb/206Pb age), with Th/U ratio < 0.1 and 1% discordance, is interpreted as compatible with adjacent SBSB magmatism. The three associations are interpreted to represent the record of successive magmatic pulses that mark the evolution of a Paleoproterozoic continental magmatic arc. In the study area, these magmatic arc associations represent relict areas partly reworked and relatively well-preserved from Neoproterozoic tectono-magmatic post-collisional events during the construction of the Southern Brazilian Shear Belt.

  8. Screening for pulmonary tuberculosis in Teresópolis, RJ, Brazil: the search for respiratory symptomatic patients in emergency service of "Hospital das Clínicas de Teresópolis Costantino Ottaviano, Fundação Educacional Serra dos Orgãos".

    PubMed

    Siqueira-Batista, Rodrigo; Gomes, Andréia Patrícia; Bisaglia, Joana B; Borlot, Paulo Estevão W; D'avila Junior, Heraldo X; Faria, Carolina Gonçalves P P de; Braga, Bernardo D; Bezerra, Tiago S; Cedrola, Juan Pedro V; Almeida, Guilherme C; Couto, Lílian S; Nacif, Marcelo; Crivano, Elvira

    2005-01-01

    The aim of the present study was to investigate the detection percentage of tuberculosis among patients that are respiratory symptomatic (TB suspects). In this work, we present the preliminary results of research carried out at "Hospital das Clínicas de Teresópolis Costantino Ottaviano da Fundacao Educacional Serra dos Orgãos (FESO)" from November 2003 to April 2004. Among the 40 respiratory symptomatic individuals identified and referred to the Tuberculosis Control Program in Teresópolis , two (5.0%) were characterized as smear-positive. These results confirm reports in the literature and underscore the need for and importance of this strategy. PMID:15880227

  9. Evolution of the Astronomy Concepts Along Basic Education Cycle. (Breton Title: Evolução dos Conceitos de Astronomia no Decorrer da Educação Básica.) La Evolución de los Conceptos de Astronomía Durante la Educación Básica

    NASA Astrophysics Data System (ADS)

    Darroz, Luiz Marcelo; da Rosa, Cleci Werner; Becker da Rosa, Álvaro; Samudio Pèrez, Carlos Ariel

    2014-07-01

    Although astronomy is considered one of the older sciences of humanity and that the understanding of its concepts has brought tremendous advances to Science and therefore, to society, it is observed that a significant portion of people live outside of this kind of knowledge. According to the Parâmetros Curriculares Nacionais for basic education, it is the school responsibility the dissemination of scientifically correct concepts, including those related to astronomy. Concerning this issue, we present a survey of 140 students of ninth grade of elementary school and 120 third-grade high-school students from four schools in the region of Passo Fundo/RS. We sought to determine, through a questionnaire consisting of open and multiple choice questions, the knowledge of this group of students about the basic terms and astronomical phenomena, and also verify that the hit rate increases as they advance through the different and progressive grades of primary and secondary education. Overall, the results show that the teaching of astronomy in basic education is facing problems. Of the 20 issues investigated, in 17 the indicators are similar in the correct answers given by students for elementary and middle school, revealing that many misconceptions still remain along basic education. This demonstrates that such issues are not - or are rarely - covered during these two school levels. Thus, we conclude that the discussion of concepts related to astronomy should receive greater emphasis on approaching different subjects, requiring a national action in support of their teaching. It is believed that a national action should be supported by a triple pillar of collective actors: the scientific community, semi-professional astronomy community and the school community. Finally, this pillar would be the basis for future discussions related to the performance of these protagonists as a means to promote active changes in the curricular structure, providing, in more effective ways, the learning of astronomy in basic education. Embora a astronomia seja considerada uma das ciências mais antigas da humanidade e ainda que a compreensão de seus conceitos tenha trazido enormes avanços para a Ciência e, consequentemente, para a sociedade, observa-se que uma parcela significativa de pessoas encontra-se à margem desses conhecimentos. De acordo com os Parâmetros Curriculares Nacionais para a Educação Básica, cabe à escola a difusão dos conceitos cientificamente corretos, entre eles os relacionados à área de astronomia. Pertinente a essa questão, apresenta-se uma pesquisa realizada com 140 estudantes do nono ano do ensino fundamental e com 120 estudantes da terceira série do ensino médio de quatro escolas da região de Passo Fundo/RS. Buscou-se averiguar, por meio de um questionário composto de questões abertas e de múltipla escolha, o conhecimento desse grupo de estudantes acerca de termos e fenômenos astronômicos básicos e, também, verificar se o índice de acertos cresce à medida que eles avançam nas diferentes e gradativas séries dos ensinos fundamental e médio. De modo geral, os resultados apresentados demonstram que o ensino de astronomia na educação básica enfrenta deficiências. Das 20 questões investigadas, em 17 os índices de acertos são semelhantes nas respostas dadas por estudantes de nível fundamental e médio, revelando que muitas concepções equivocadas permanecem ao longo da educação básica. Isso evidencia que tais temas não são - ou são pouco - abordados durante esses dois níveis de escolarização. Assim, conclui-se que a discussão dos conceitos relacionados com a astronomia deve receber maior ênfase na abordagem dos diferentes conteúdos, sendo necessária uma ação nacional em prol do seu ensino. Acredita-se que essa ação nacional deve estar apoiada em um pilar triplo de atores coletivos: comunidade científica, comunidade astronômica semiprofissional e comunidade escolar. Por fim, esse pilar seria a base para futuras discussões relacionadas à atuação dessas instâncias como meio de

  10. The Mexico City Theatre, 1969.

    E-print Network

    Dowling, John

    1970-04-01

    . The commercial theatres situated in the readily accessible locations offer dismal fare. Some typical titles in 1969 were Las puras, Las golfas, Las ficheras, or, on a slightly higher plane, Casa de Doña Santa and Dos maridos oprimidos. Among the best works... is made up of those theatres in Chapultepec Park which are associated with the Theatre Department of the Instituto Nacional de Bellas Artes (INBA): Teatro del Bosque, Granero, Teatro de Cámara de la Casa del Lago, and Orientación (the last one named...

  11. Impact of natural climate change and historical land use on vegetation cover and geomorphological process dynamics in the Serra dos Órgãos mountain range in Rio de Janeiro State, Brazil

    NASA Astrophysics Data System (ADS)

    Nehren, U.; Sattler, D.; Heinrich, J.

    2010-03-01

    The Serra dos Órgãos mountain range in the hinterland of Rio de Janeiro contains extensive remnants of the Atlantic Forest (Mata Atlântica) biome, which once covered about 1.5 million km² from Northeast to South Brazil and further inland to Paraguay and Argentina. As a result of historical deforestation and recent land use intensification processes today only 5 to 8% of the original Atlantic Forest remains. Despite the dramatic habitat loss and a high degree of forest fragmentation, the remnants are among the Earth’s most diverse habitats in terms of species richness. Furthermore, they are characterized by a high level of endemism. Therefore, the biome is considered a "hotspot of biodiversity". In the last years many efforts have been taken to investigate the Mata Atlântica biome in different spatial and time scales and from different scientific perspectives. We are working in the Atlantic Forest of Rio de Janeiro since 2004 and focus in our research particularly on Quaternary landscape evolution and landscape history. By means of landscape and soil archives we reconstruct changes in the landscape system, which are mainly the result of Quaternary climate variability, young tectonic uplift and human impact. The findings throw light on paleoecological conditions in the Late Quaternary and the impact of pre-colonial and colonial land use practices on these landscapes. In this context, a main focus is set on climate and human-driven changes of the vegetation cover and its consequences for the geomorphological process dynamics, in particular erosion and sedimentation processes. Research methods include geomorphological field studies, interpretation of satellite images, physical and chemical sediment and soil analyses as well as relative and absolute dating (Feo/Fed ratio and 14C dating). For the Late Quaternary landscape evolution, the findings are compared with results from paleoclimatic and paloecological investigations in Southeast and South Brazil using other dating techniques, such as pollen analysis. The impact of early civilizations on deforestation, forest fragmentation and geomorphological process dynamics is estimated on the basis of archaeological and anthropological findings. Furthermore, historical sources, such as written documents, maps, paintings and photographs, were collected and analysed to get a more detailed picture of the younger landscape history. As a result we present a landscape genetic model for the Late Quaternary in the Serra dos Órgãos mountain range and the Guanabara Basin. Based on a functional analysis of the natural process dynamics we reconstruct the human impact on the vegetation cover and related erosion and sedimentation processes in different time periods. According to this, the polycyclic climate fluctuations in the Pleistocene emerge as periods of stability and instability in the landscape system. During dry and cool periods of the Ice Ages forests drew back and erosion processes increased, causing higher erosion and deposition rates on slopes and stronger incision of river beds, accompanied by a deposition of gravels. The colluvial soils presently found in the mountain region were mainly deposited during the last instability period in the Late Pleistocene (Wisconsin) and Early Holocene. With the return of rainforests from their retreats under wetter climate conditions in the mid Holocene, slopes were stabilized under a dense vegetation cover. In the Late Holocene erosion conditions changed again with human deforestation and land use, which led to high erosion rates in the mountainous landscape. Concerning the human impact on rainforests and geomorphological process dynamics we give an overview of the pre-historical (Sambaqui, Tupi) and historical (colonial exploitation cycles) landscape transformation and degradation processes for different landscape units within the Serra dos Órgãos and its floodplains. The results not only give a detailed picture of historical land use patterns and landscape degradation processes, but also contribute to the understanding of rece

  12. DevR (DosR) mimetic peptides impair transcriptional regulation and survival of Mycobacterium tuberculosis under hypoxia by inhibiting the autokinase activity of DevS sensor kinase

    PubMed Central

    2014-01-01

    Background Two-component systems have emerged as compelling targets for antibacterial drug design for a number of reasons including the distinct histidine phosphorylation property of their constituent sensor kinases. The DevR-DevS/DosT two component system of Mycobacterium tuberculosis (M. tb) is essential for survival under hypoxia, a stress associated with dormancy development in vivo. In the present study a combinatorial peptide phage display library was screened for DevS histidine kinase interacting peptides with the aim of isolating inhibitors of DevR-DevS signaling. Results DevS binding peptides were identified from a phage display library after three rounds of panning using DevS as bait. The peptides showed sequence similarity with conserved residues in the N-terminal domain of DevR and suggested that they may represent interacting surfaces between DevS and DevR. Two DevR mimetic peptides were found to specifically inhibit DevR-dependent transcriptional activity and restrict the hypoxic survival of M. tb. The mechanism of peptide action is majorly attributed to an inhibition of DevS autokinase activity. Conclusions These findings demonstrate that DevR mimetic peptides impede DevS activation and that intercepting DevS activation at an early step in the signaling cascade impairs M. tb survival in a hypoxia persistence model. PMID:25048654

  13. [Anatomic regions of major occurrence of Cysticercus bovis in bovines under federal inspection at slaughterhouse in the municipality of São José dos Pinhais, State of Paraná from July to December, 2000].

    PubMed

    de Souza, Valmir K; Pessôa-Silva, Maria do Carmo; Kowalczuk, Michele; Marty, Simone; Thomaz-Soccol, Vanete

    2007-01-01

    The purpose of this work was to determine the most common anatomic location of bovine cysticercosis, as well as its number per animal. To accomplish these objectives a number of 26,633 bovines from the slaughterhouse Argus Ltd., SIF 1710, located at São José dos Pinhais in the State of Paraná, Brazil, were examined from July to December 2000. The results demonstrated that the head's muscles were infected with a rate of 57.77%, and the cardiac muscles 39.65%, totalizing 97.42% of the infected sites. According to the classification concerning viability, the occurrence of metacestode was 66.97% nonviable (dead) and 33.02% viable (alive). From the Cysticercus alive, 81% of them were located in the head's muscles and 17% in the heart; whereas from those dead, 52.11% were located in the heart's muscles and 47.88% in the hea's one. Of the total of carcasses positives for Cysticercus bovis, 94% of them were infected by only one cyst and 6% by multiple cysts. All the viable cysts were submitted to the morphologic identification being verified that 100% of the parasites were C. bovis. PMID:17706011

  14. A terD Domain-Encoding Gene (SCO2368) Is Involved in Calcium Homeostasis and Participates in Calcium Regulation of a DosR-Like Regulon in Streptomyces coelicolor

    PubMed Central

    Daigle, François; Lerat, Sylvain; Bucca, Giselda; Sanssouci, Édith; Smith, Colin P.; Malouin, François

    2014-01-01

    Although Streptomyces coelicolor is not resistant to tellurite, it possesses several TerD domain-encoding (tdd) genes of unknown function. To elucidate the function of tdd8, the transcriptomes of S. coelicolor strain M145 and of a tdd8 deletion mutant derivative (the ?tdd8 strain) were compared. Several orthologs of Mycobacterium tuberculosis genes involved in dormancy survival were upregulated in the deletion mutant at the visual onset of prodiginine production. These genes are organized in a putative redox stress response cluster comprising two large loci. A binding motif similar to the dormancy survival regulator (DosR) binding site of M. tuberculosis has been identified in the upstream sequences of most genes in these loci. A predicted role for these genes in the redox stress response is supported by the low NAD+/NADH ratio in the ?tdd8 strain. This S. coelicolor gene cluster was shown to be induced by hypoxia and NO stress. While the tdd8 deletion mutant (the ?tdd8 strain) was unable to maintain calcium homeostasis in a calcium-depleted medium, the addition of Ca2+ in ?tdd8 culture medium reduced the expression of several genes of the redox stress response cluster. The results shown in this work are consistent with Tdd8 playing a significant role in calcium homeostasis and redox stress adaptation. PMID:25535276

  15. Tritium ((3)H) as a tracer for monitoring the dispersion of conservative radionuclides discharged by the Angra dos Reis nuclear power plants in the Piraquara de Fora Bay, Brazil.

    PubMed

    de Carvalho Gomes, Franciane; Godoy, José Marcus; de Carvalho, Zenildo Lara; de Souza, Elder Magalhães; Rodrigues Silva, José Ivan; Tadeu Lopes, Ricardo

    2014-10-01

    Presently, two nuclear power plants operate in Brazil. Both are located at Itaorna beach, Angra dos Reis, approximately 133 km from Rio de Janeiro city. The reactor cooling circuits require the input of seawater, which is later discharged through a pipeline into the adjacent Piraquara de Fora Cove. The radioactive effluents undergo ion-exchange treatment prior to their release in batches, causing the enrichment of (3)H relative to other radionuclides in the discharged waters. Under steady state conditions, the (3)H gradient in the Piraquara de Fora waters can be used to determine the dependence of the dilution factor on the distance from the discharge point. The present work describes experiments carried out at the reactor site during batch release episodes, including time series sampling at the discharge point and surface seawater sampling every 250 m to a distance of 1250 m, after a double distillation, the (3)H concentration was measured by liquid scintillation counting applying a Quantulus liquid scintillation spectrometer. The obtained results showed a linear relationship between the (3)H concentration and distance from the discharge point. At 1250 m from the discharge point a dilution index of 1:15 was measured which fits the expected value based on modeling. PMID:24959753

  16. John Dos Passos Newsletter, Winter 2000

    E-print Network

    Landsberg, Melvin

    2000-12-01

    saying, “I’ve never cared much for okra.” This is an extreme case, but one of the recurring problems in teaching U.S.A. is how little background in history the great majority of American college students have. A few are majoring...

  17. John Dos Passos Newsletter, June 1998

    E-print Network

    Landsberg, Melvin

    1998-06-01

    , Social Darwinism, heroes and heroines, success, hoaxes. Back to the first time I used U.S.A. on the air. It was for the second of two hours I called “Some Glimpses of the Jazz Age.” In my History of American Journalism class, when I lectured... was wrong.) This is U.S.A. in the earliest period, and the listener will have, in addition to the sketches, “Eight Hours,” “I Didn’t Raise My Boy to Be a Soldier,” and “By the Light of the Silvery Moon.” On the second hour I’ll have Bob La...

  18. UCAS application dos and don'ts

    E-print Network

    Bristol, University of

    There must be a reason you've decided to study Astrophysics or Ancient Greek so tell us what those reasons course you want to study at university, but a lot of people will find choosing their course is a daunting

  19. UCAS application dos and don'ts

    E-print Network

    Wiesner, Karoline

    There must be a reason you've decided to study Astrophysics or Ancient Greek so tell us what those reasons you want to study at university, but a lot of people will find choosing their course is a daunting

  20. John Dos Passos Newsletter, June 2001

    E-print Network

    Landsberg, Melvin

    2001-06-01

    Summer 2001 Passing and the american identity machine: race, class, and sexuality in U.S.A. by Jayson P. Harsin so that they may include themselves in the abstract identity. Melvin Landsberg’s essay “Homosexuality and Black-White Relations in U... and Tony Garrido as homo-to-hetero-sexual passers in early ‘teens and 1920s New York.5 From there I will explore how homosexual passing relates to race and class-passing in view of a hegemonic national identity formation. In the tarpaper morgue...

  1. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2010 CFR

    2010-04-01

    ...line's intersection with the 2,000-foot elevation line along the northern boundary of section 12, T22N, R14W, west of Eberle Ridge, (Iron Peak Quadrangle); and (15) Proceed generally southeast along the meandering 2,000-foot...

  2. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2013 CFR

    2013-04-01

    ...line's intersection with the 2,000-foot elevation line along the northern boundary of section 12, T22N, R14W, west of Eberle Ridge, (Iron Peak Quadrangle); and (15) Proceed generally southeast along the meandering 2,000-foot...

  3. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2014 CFR

    2014-04-01

    ...line's intersection with the 2,000-foot elevation line along the northern boundary of section 12, T22N, R14W, west of Eberle Ridge, (Iron Peak Quadrangle); and (15) Proceed generally southeast along the meandering 2,000-foot...

  4. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2011 CFR

    2011-04-01

    ...line's intersection with the 2,000-foot elevation line along the northern boundary of section 12, T22N, R14W, west of Eberle Ridge, (Iron Peak Quadrangle); and (15) Proceed generally southeast along the meandering 2,000-foot...

  5. 27 CFR 9.175 - Dos Rios.

    Code of Federal Regulations, 2012 CFR

    2012-04-01

    ...line's intersection with the 2,000-foot elevation line along the northern boundary of section 12, T22N, R14W, west of Eberle Ridge, (Iron Peak Quadrangle); and (15) Proceed generally southeast along the meandering 2,000-foot...

  6. John Dos Passos Newsletter, June 2000

    E-print Network

    Landsberg, Melvin

    2000-06-01

    man’s got to like many things in his life.” Within the Woodrow Wilson piece, he incorporates the formula “Did Meester Veelson see . . .?” or “Did Meester Veelson know. . . ?” three times. Writing of Minor C. Keith, he twice uses the strategically... of his mind.” 2. The telling detail, as in the sketch of Woodrow Wilson: “while he was courting [the girl he mar- ried] he coached her in how to use the broad ‘a’.” 3. The use of allusion, as in the biography of William Randolph Hearst: “never man...

  7. John Dos Passos Newsletter, December 2001

    E-print Network

    Landsberg, Melvin

    2001-12-01

    lecture from her mother: “You must never associate with colored people on an equal basis. Living in this neighbor- hood it’s all the more important to be careful about those things.” Joe, her brother, who has already learned this les- son, yells... fields the family fields and the old ones watch from the house and mom tells me not to ask why edith has no hair as she waves from the upstairs window and I think of her field of iris and wonder who will care for them when she’s gone I look through...

  8. "Os cadernos de cultura dos jornais

    E-print Network

    de Aguiar, Marcus A. M.

    que os autores analisados apresen- tam sobre o Brasil e a literatura brasileira. Já a segunda reúne marginais, professor do IEL lança dois livros nos quais reflete sobre o Brasil e o significado da literatura

  9. John Dos Passos Newsletter, June 2002

    E-print Network

    Landsberg, Melvin

    2002-06-01

    of Isadora Duncan. Would not one more Biography, of Jane Addams (1860-1935) or her friend Alice Hamilton (1869-1970), both extremely effective people who interested themselves in labor and industrial conditions, have been in order somewhere about here... Addams account that the soldiers were fed rum and ether before attacks is true. No human being can stand the performance without constant stimulants—”1 Although there were a number of notable women with Jane Addams in Hull House, Alice Hamilton seems...

  10. DOS/Russian - US program overview

    SciTech Connect

    Pifer, M.L.

    1996-04-01

    This paper describes the organization and describes the objectives for the science and technology agreements between the U.S.A. and Russia. The Gore-Chernomyrdin Commission objectives and the Civilian Research and the Development Foundation for the Independent States of the former Soviet Union (CRDF) are discussed.

  11. Geometria muito alm dos Gregos Jairo Bochi

    E-print Network

    Díaz, Lorenzo J.

    .C.), . . . · René DESCARTES (1596­1650) · Isaac NEWTON (1643­1727), Gottfried LEIBNIZ (1646­1716) Jairo Bochi (Depto ( 500 a.C.), EUCLIDES ( 200 a.C.), . . . · René DESCARTES (1596­1650) · Isaac NEWTON (1643.C.), . . . · René DESCARTES (1596­1650) · Isaac NEWTON (1643­1727), Gottfried LEIBNIZ (1646­1716) · Carl F. GAUSS

  12. Instituto Nacional de Pesquisas Espaciais Av. dos Astronautas, 1758 So Jos dos Campos, SP.

    E-print Network

    (quantidade de energia por unidade de tempo) emitida por uma lâmpada incandescente. Para isso, utiliza um tempo de vida médio destas partículas ? 9) Uma nave viajando de encontro à Terra a uma velocidade igual

  13. 75 FR 42485 - Additional Designation of Entities and Individuals Pursuant to Executive Order 12978

    Federal Register 2010, 2011, 2012, 2013, 2014

    2010-07-21

    ...ARISTIZABAL MEJIA, Diego, c/o BOSQUES DE AGUA SOCIEDAD POR ACCIONES SIMPLIFICADA, Medellin...MOLINA, Luis Bernardo, c/o BOSQUES DE AGUA SOCIEDAD POR ACCIONES SIMPLIFICADA, Medellin...INDIVIDUAL) [SDNT]. Entities 1. BOSQUES DE AGUA SOCIEDAD POR ACCIONES SIMPLIFICADA,...

  14. Difficulties of First Years Elementary School Teachers with the Teaching of Astronomy. (Breton Title: Dificuldades de Professores dos Anos Iniciais do Ensino Fundamental em Relação ao Ensino da Astronomia. ) Dificultades de LOS Profesores de los Primeros Años de la Escuela Primaria en Relación a la Enseñanza de la Astronomía

    NASA Astrophysics Data System (ADS)

    Langhi, Rodolfo; Nardi, Roberto

    2005-12-01

    This paper reports Primary School teachers' discourses analysis about their difficulties related to the teaching of Astronomy. It reports partial data of a master's level research carried out in the last two years, named "An exploratory study for inserting Astronomy in primary school teachers' education" (LANGHI, 2004). The study took into consideration students' and teachers' common sense conceptions about astronomical phenomena, conceptual mistakes in textbooks, and Astronomy's suggestions given by the PCN (Parâmetros Curriculares Nacionais - The Brazilian National Curriculum Standards). The paper aims to characterize teachers' difficulties, in order to provide subsides to the implementation of an initial or continuing education program. This study is justified by the fact that courses plans like these only will be adapted to the teacher's (and students') reality, if there is a primary investigation about what the teachers really need to know about Astronomy. This fact was possible here by the enunciations interpretation of a teachers' sample using semi-structured interviews, according to discourse analysis procedures. The research outcomes show difficulties related to factors like: those of personal order, methodological, on teacher's formation, educational infrastructure and other related to information sources for educators. Este artigo, que relata as dificuldades de professores em relação ao ensino da Astronomia, faz parte de um estudo exploratório para a inserção da Astronomia na formação de professores dos anos iniciais do Ensino Fundamental. Esse estudo leva em consideração as concepções alternativas de alunos e professores sobre fenômenos astronômicos, os erros conceituais em livros didáticos e as sugestões de conteúdos de Astronomia constantes nos PCN (Parâmetros Curriculares Nacionais). Caracterizar as dificuldades dos professores é a questão central deste texto, apontando para o objetivo de contribuir com subsídios para um futuro programa de formação continuada neste tema. O estudo se justifica mediante o fato de que planejamentos de cursos como estes só se adequarão à realidade do professor (e do aluno) se houver uma investigação antecipada sobre o que os docentes precisam saber e saber fazer a respeito da Astronomia, o que se concretizou em nosso caso pela interpretação dos discursos de uma amostra de professores coletados através de entrevistas semi-estruturadas, utilizando para interpretação os princípios e métodos da análise do discurso em sua linha francesa. Os resultados da pesquisa indicaram dificuldades de ordem pessoal, metodológica, de formação, de infra-estrutura e outras relacionadas às fontes de informações para docentes. Este artículo que relata las dificultades de los profesores en relación a la enseñanza da laAstronomía es parte de un estudio preliminar para la implantación dela Astrnomía enla formación de profesores de ls primeros años del ciclo primario.El estudio considera las concepciones alternativas de alumnos y profesores respecto a los fenómenos astronómicos, los errores conceptuales en los libros didácticos y las sugerencias de contenidos de Astronomía que constan en los Parámetros Curriculares Nacionales del Brasil. Caracterizar las dificultades de los profesores constituye la cuestión central de este texto, apuntando para el objetivo de contribuir para un futuro programa de educación contínua en este tema. El estudio se justifica mediante el hecho que la planificación de cursos de este tipo solo se adecuarán a la realidade del profesor (y del alumno) si existe una investigación anterior a respecto de lo que los docentes precisan saber y saber realizar en Astronomía, lo cual se concretó en nuestro caso por medio de la interpretación de los discursos de una muestra de profesores obtenidos através de entrevistas semiestructuradas, utilizand para esta interpretación los principios y métodos de análisis del discurso en su línea francesa. Los resultados mostraron dificultades de orden personal, metodológica,

  15. Establishing the Empirical Relationship Between Non-Science Majoring Undergraduate Learners' Spatial Thinking Skills and Their Conceptual Astronomy Knowledge. (Spanish Title: Estableciendo Una Relación Empírica Entre el Razonamiento Espacial de los Estudiantes de Graduación de Carreras no Científicas y su Conocimento Conceptual de la Astronomía.) Estabelecendo Uma Relação Empírica Entre o RacioCínio Espacial dos Estudantes de Graduação EM Carreiras Não Científicas e Seu Conhecimento Conceitual da Astronomia

    NASA Astrophysics Data System (ADS)

    Heyer, Inge; Slater, Stephanie J.; Slater, Timothy F.

    2013-12-01

    The astronomy education community has tacitly assumed that learning astronomy is a conceptual domain resting upon spatial thinking skills. As a first step to formally identify an empirical relationship, undergraduate students in a non-major introductory astronomy survey class at a mediumsized, Ph.D. granting, mid-western US university were given pre- and post-astronomy conceptual diagnostics and spatial reasoning diagnostics, Instruments used were the "Test Of Astronomy Standards" and "What Do You Know?" Using only fully matched data for analysis, our sample consisted of 86 undergraduate non-science majors. Students' normalized gains for astronomy surveys were low at .26 and .13 respectively. Students' spatial thinking was measured using an instrument designed specifically for this study. Correlations between the astronomy instruments' pre- to post-course gain scores and the spatial assessment instrument show moderate to strong relationships suggesting the relationship between spatial reasoning and astronomy ability can explain about 25% of the variation in student achievement. La comunidad de educación en astronomía ha supuesto de forma tácita que el aprendizaje de la astronomía consiste en un dominio conceptual fundamentado en el razonamiento espacial. Como un primer paso para identificar formalmente una relación empírica entre estas dos cosas, utilizamos como muestra los estudantes de graduación de carreras no científicas de un curso experimental en una universidad norteamericana del medioeste de porte mediano con programa de Doctorado em curso, en el cual estos estudiantes se sometieron a un diagnóstico de razonamiento espacial y conceptos astronómicos antes e después del mismo. Las herramientas utilizadas fueron el Test Of Astronomy Standards (TOAST) y el cuestionario What do you know? Utilizando solo los datos completamente consistentes para este análisis, nuestra muestra consistió en 86 estudantes de graduación. Las mejoras, depués de normalizadas, en el desempeño de los estudiantes en estos dos asuntos foram pequenas, 0.26 e 0.13 respectivamente. El razonamiento espacial de los estudiantes fue medido utilizando un instrumento específico desarrollado para este trabaljo. Las correlaciones entre los resultados de los tests astronómicos y este instrumento específico, antes y después del curso mostraron una relación entre moderada y fuerte, sugiriendo que la relación entre el razonamiento espacial y el conocimiento astronómico puede explicar hasta un 25% de la variación em el desempeño de los estudiantes. A comunidade da educação em astronomia tem suposto de forma implícita que o aprendizado da astronomia consiste em um domínio conceitual fundamentado no raciocínio espacial. Como um primeiro passo para identificar formalmente uma relação empírica entre estas duas coisas, utilizamos como amostra os estudantes de graduação de carreiras não científicas de um curso exploratório em uma universidade norte-americana do meio-oeste de médio porte com programa de Doutorado em andamento, onde estes estudantes foram submetidos a um diagnóstico de raciocino espacial e conceitos astronômicos antes e depois do mesmo. As ferramentas utilizadas foram o Test Of Astronomy Standards (TOAST) e o questionário What do you know? Utilizando somente dados completamente consistentes para esta análise, nossa amostra consistiu de 86 estudantes de graduação. As melhoras, depois de normalizadas, do desempenho dos estudantes nos dois quesitos foram pequenas, 0.26 e 0.13 respectivamente. O raciocínio espacial dos estudantes foi medido utilizando um instrumento específico desenhado para este trabalho. As correlações entre os resultados dos testes astronômicos e este instrumento específico antes e depois do curso mostraram uma relação entre moderada e forte, sugerindo que a relação entre o raciocínio espacial e o conhecimento astronômico pode explicar até um 25% na variação no desempenho dos estudantes.

  16. Dos and Don'ts for a Fabulous Pedicure

    MedlinePLUS

    ... stick under your nails. This helps keep your nails clean and removes the dirt, glitter, and other types of build-up you may not be able to see. Do bring your own pedicure utensils to the salon. Why? Because bacteria and fungus can move easily from one person to the ...

  17. PROVA DOS FACTOS verificao Os cientistas portugueses produzem pouco?

    E-print Network

    Instituto de Sistemas e Robotica

    - ce a outros países e a própria riqueza produzida pelo país traduzem-se em muito menos dinheiro para cientistas trabalham com muito mais dinheiro do que os investigadores portugueses. Em relação aos recursos

  18. Ideología y grotesco en dos obras recientes de Adam Guevara

    E-print Network

    Reyes Palacios, Felipe

    1998-10-01

    destacar! ¡Son como camaleones!, se adaptan a lo que sea, su verdadero arte es el transformismo; pretenden ser los protagonistas de todo. Ya veré sus fotos una vez más en los periódicos, abanderando movimientos y después, nada, a celebrar sus triunfos...

  19. CaracterizacinymodelacindedosembalsesdelaCuencadelOdiel Caracterizacin y modelacin de dos

    E-print Network

    Politècnica de Catalunya, Universitat

    : instalación de divers con medida de conductividad durante un año hídrico (Junio 09- Junio 10) para poder solar: (valores medios del mes de setiembre 09) · Profundidad relativa de los embalses: indica la

  20. O Problema do Escalonamento de Enfermeiros Isabel Cardoso dos Santos

    E-print Network

    Soares, João Luís Cardoso

    Departamento de Matemática, Faculadade de Ciências e Tecnologia, Universidade de Coimbra 1 #12;CONTE�DO 2. Actualmente, nas unidades do Hospital Pediátrico do Centro Hospitalar de Coimbra são elaboradas escalas de Universidade de Coimbra, na Unidade de Cirurgia/Queimados do Hospital Pediátrico de Coimbra. Este estágio

  1. Dos and Don'ts for Beginning Teachers.

    ERIC Educational Resources Information Center

    Armstrong, Coleen

    1993-01-01

    Beginning teachers are advised to pace themselves; provide disciplinary options; learn to justify their teaching; be tolerant about student gripes; use the Socratic method to elicit thoughtful responses; refrain from killing discussion, solving students' personal problems, and insulting students' intelligence; listen to veteran teachers; begin…

  2. Los Dos Mundos: Rural Mexican Americans, Another America.

    ERIC Educational Resources Information Center

    Baker, Richard

    This book explores race relations between Mexican Americans and Anglo Americans in "Middlewest," a fictitious name for an actual rural Idaho community with the highest proportion of Mexican Americans in the state. Many Mexican Americans in this predominantly agricultural area are current or former migrant workers. The first chapter describes field…

  3. Manual dos Softwares Manuseio do TheSky Astronomy Software

    E-print Network

    localizarmos algum objeto: 1- Vá até o menu Edit e clique em Find, ou você pode clicar no botão Find na barra telescópio verde na barra inferior. #12;Depois de clicar no botão verde, irá aparecer uma janela onde você

  4. ORAMUS(DOS). Ozone Risk AssessMent Utilities

    SciTech Connect

    Whitfield, R.G.; Jusko, M.J.; Biller, W.F.

    1998-12-01

    ORAMUS is a user-friendly, menu-driven software system that calculates and displays user-selected risk estimates for health effects attributable to short-term exposure to tropospheric ozone. Inputs to the risk assessment are estimates of exposure to ozone and exposure-response relationships to produce overall risk estimates in the form of probability distributions. Three fundamental models are included: headcount risk, benchmark risk, and hospital admissions. Exposure-response relationships are based on results of controlled human exposure studies. Exposure estimates are based on the EPA`s probabilistic national ambient air quality standards (NAAQS) exposure model, pNEM/Osub3, which simulates air quality associated with attainment of alternative NAAQS. Using ORAMUS, risk results for 27 air quality scenarios, air quality in 9 urban areas, 33 acute health endpoints, and 4 chronic health endpoints can be calculated.

  5. Impact of nutrient loading from point and non-point sources on water quality and lotic ecosystem health in Texas' north-Bosque watershed using a bio-indicator response approach 

    E-print Network

    Rodriguez, Angela Dean

    2001-01-01

    February 1999. Periphytic chlorophyll a production from the Matlock Periphytometer was used as an indicator of baseline primary productivity and of maximum primary productivity (MPP) in response to nutrient enrichment (nitrogen and phosphorus). Dissolved...

  6. Impact of payments for environmental services and protected areas on local livelihoods and forest conservation in northern Cambodia

    PubMed Central

    Clements, Tom; Milner-Gulland, E J

    2015-01-01

    The potential impacts of payments for environmental services (PES) and protected areas (PAs) on environmental outcomes and local livelihoods in developing countries are contentious and have been widely debated. The available evidence is sparse, with few rigorous evaluations of the environmental and social impacts of PAs and particularly of PES. We measured the impacts on forests and human well-being of three different PES programs instituted within two PAs in northern Cambodia, using a panel of intervention villages and matched controls. Both PES and PAs delivered additional environmental outcomes relative to the counterfactual: reducing deforestation rates significantly relative to controls. PAs increased security of access to land and forest resources for local households, benefiting forest resource users but restricting households’ ability to expand and diversify their agriculture. The impacts of PES on household well-being were related to the magnitude of the payments provided. The two higher paying market-linked PES programs had significant positive impacts, whereas a lower paying program that targeted biodiversity protection had no detectable effect on livelihoods, despite its positive environmental outcomes. Households that signed up for the higher paying PES programs, however, typically needed more capital assets; hence, they were less poor and more food secure than other villagers. Therefore, whereas the impacts of PAs on household well-being were limited overall and varied between livelihood strategies, the PES programs had significant positive impacts on livelihoods for those that could afford to participate. Our results are consistent with theories that PES, when designed appropriately, can be a powerful new tool for delivering conservation goals whilst benefiting local people. El Impacto de los Pagos por Servicios Ambientales y Áreas Protegidas sobre la Subsistencia Local y la Conservación del Bosque en el Norte de Camboya Resumen Los impactos potenciales de los pagos por servicios ambientales (PSA) y áreas protegidas (APs) sobre los resultados ambientales y las subsistencias locales en los países en desarrollo son polémicos y se han debatido ampliamente. La evidencia disponible es escasa; ha habido pocas evaluaciones rigurosas de los impactos ambientales y sociales de las APs y particularmente los PSA. Medimos el impacto sobre los bosques y el bienestar humano en tres diferentes programas de PSA que se llevan a cabo dentro de dos APs en el norte de Camboya usando un panel de aldeas de intervención y controles emparejados. Tanto los PSA como las APs brindaron resultados ambientales adicionales en relación a los contrafácticos, esto quiere decir que redujeron las tasas de deforestación significativamente en relación a los controles. Las áreas protegidas incrementaron el acceso seguro a los recursos del suelo y el bosque para las viviendas locales, beneficiando a los usuarios de los recursos del bosque pero restringiendo la habilidad de las viviendas para expandirse y diversificar su agricultura. Los impactos de los pagos por servicios ambientales sobre el bienestar de las viviendas estuvieron relacionados con la magnitud de los pagos proporcionados. Los dos programas de PSA de mayor paga y con conexión al mercado tuvieron impactos positivos significativos, mientras que un programa de menor paga con el objetivo de proteger a la biodiversidad no tuvo un efecto detectable sobre las viviendas, a pesar de sus resultados ambientales positivos. Las viviendas que se inscribieron a los programas de PSA con mayor paga, sin embargo, necesitaban típicamente más bienes capitales, por lo que eran menos pobres y tenían mayor seguridad alimentaria que otros aldeanos. Por esto, mientras los impactos de las APs sobre el bienestar de las viviendas fueron limitados en general y variaron dependiendo de las estrategias de subsistencia, los programas de PSA tuvieron impactos positivos significativos sobre las viviendas para aquellos que podían co

  7. Apparent Motion of the Sun, Shadows of Objects and Measurement of Time in the View of Seventh Grade Students of Middle School. (Breton Title: Movimento Aparente do Sol, Sombras dos Objetos e Medição do Tempo na Visão de Alunos do Sétimo Ano do Ensino Fundamental.) Movimiento Aparente del Sol, Sombras de los Objetos y Medición del Tiempo en la Visión de Estudiantes del Séptimo Grado del Ciclo Pirmario

    NASA Astrophysics Data System (ADS)

    Iria Machado, Daniel

    2013-07-01

    The apparent motion of the Sun on the celestial sphere and the behavior of the shadows of objects over time are observable phenomena in everyday life. However, students often do not have a proper understanding of such occurrences, and can even display misconceptions about them. Therefore, we performed a research in order to know students' notions about these subjects and to evaluate the contribution to their understanding brought about by an activity performed with an interactive sundial in an informal learning environment. We investigated the ideas of 43 students from the seventh grade of middle school by applying a test with open questions before and after an activity with an analemmatic sundial, conducted by a monitor. A significant proportion of students were initially unaware of most of the phenomena treated. The intervention performed helped the students to assimilate new concepts, providing the contact with new phenomena and to a lesser degree, the development of explanations about them, indicating an educational potential of this action. However, the contribution to the understanding of some of the ideas explored was small, pointing to the need to make additional observations, studies and discussions. O movimento aparente do Sol na esfera celeste e o comportamento das sombras dos objetos com o passar do tempo são fenômenos observáveis no dia a dia. No entanto, muitas vezes os estudantes não possuem uma compreensão adequada de tais ocorrências, podendo inclusive exibir concepções alternativas a seu respeito. Por isso, efetuou-se uma pesquisa com o intuito de conhecer as noções dos alunos sobre esses temas e avaliar a contribuição para seu entendimento propiciada por uma atividade feita com um relógio de Sol interativo, em um ambiente de ensino informal. Foram investigadas as ideias de 43 alunos do sétimo ano do Ensino Fundamental mediante a aplicação de um teste com questões abertas antes e depois de uma atividade com um relógio de Sol analemático, conduzida por um monitor. Uma proporção significativa de estudantes desconhecia inicialmente a maioria dos fenômenos tratados. A intervenção realizada colaborou para uma parte dos alunos assimilar novos conceitos, propiciando o contato com novos fenômenos e, em menor grau, a elaboração de explicações a respeito destes, indicando um potencial educativo dessa ação. Porém, a contribuição para o entendimento de algumas das ideias exploradas foi pequena, apontando para a necessidade de se fazer observações, estudos e discussões complementares. El movimiento aparente del Sol en la esfera celeste y el comportamiento de las sombras de los objetos a lo largo del tiempo son fenómenos observables en la vida cotidiana. Sin embargo, los estudiantes a menudo no tienen una adecuada comprensión de dichos problemas, e incluso pueden mostrar conceptos erróneos acerca de ellos. Por lo tanto, se realizó una investigación a fin de conocer las nociones de los estudiantes acerca de estas cuestiones y evaluar la contribución a su comprensión proporcionada por una actividad realizada con un reloj de Sol interactivo, en un entorno informal de aprendizaje. Se investigaron las ideas de 43 estudiantes del séptimo grado del ciclo primario mediante la aplicación de un test con preguntas abiertas antes y después de una actividad con un reloj de Sol analemático, dirigida por un monitor. Una proporción significativa de los estudiantes inicialmente desconocía la mayoría de los fenómenos tratados. La intervención realizada contribuyó para que los estudiantes asimilasen nuevos conceptos, proporcionando el contacto con nuevos fenómenos y, en menor medida, desarrollasen explicaciones acerca de estos, lo que indica un potencial educativo de esta acción. Sin embargo, la contribución a la comprensión de algunas de las ideas exploradas fue pequeña, lo que apunta a la necesidad de hacer observaciones, estudios y debates adicionales.

  8. DESARROLLO ANORMAL EN BROTES DERUBUS ULMIFOLIUS SCHOTT. JOS RAMN OBESO*

    E-print Network

    Herrera, Carlos M.

    diferenciación que suponen potencialidad celular. Palabras clave: Rosaceae, Rubus, morfología del desarrollo de crecimiento que conllevan procesos de potencialidad celular. El lugar de estudio, un bosque mixto

  9. 77 FR 25151 - Notice of Availability for the Draft Supplemental Environmental Impact Statement for the Proposed...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-04-27

    ...Impact Statement for the Proposed San Acacia to Bosque del Apache Project, Socorro...management study along the Rio Grande from San Acacia downstream to San Marcial in Socorro County...Statement II: Rio Grande Floodway, San Acacia to Bosque del Apache Unit, Socorro...

  10. Ion Specificity and Micellization of Ionic Surfactants: A Monte Carlo Alexandre P. dos Santos,*,

    E-print Network

    Levin, Yan

    based on the previously developed theory of the interfacial tensions of hydrophobic interfaces. INTRODUCTION Micelles are important for various applications, such as drug carriers for the treatment of tumors's work resulted in the celebrated lyotropic (Hofmeister) series, a list of ions ordered by their ability

  11. Mxico, D.F., 02 de diciembre de 2012 OTORGAN A DOS CIENTFICOS POLITCNICOS

    E-print Network

    Coello, Carlos A. Coello

    y su familia, sino también para la Escuela Nacional de Ciencias Biológicas y el Politécnico, donde CIENCIAS Y ARTES 2012 · Los catedráticos e investigadores de la Escuela Nacional de Ciencias Biológicas salud y la computación, los catedráticos e investigadores de la Escuela Nacional de Ciencias Biológicas

  12. Dos Puertorriquenos Visitan Puerto Rico (Two Puerto Ricans Visit Puerto Rico).

    ERIC Educational Resources Information Center

    Tuttle, Harry Grover

    These materials for Spanish instruction are based on the meeting and friendship of two Puerto Ricans arriving in Puerto Rico for visits to their hometowns, their discussions of Puerto Rican life, and a sightseeing tour of San Juan. Introductory passages to the visitors' dialogues are in English, and dialogues are in Spanish, with photographs,…

  13. Influencias africanas na lingua brasileira dos terreiros (African Influences in Brazilian Language of the Voodoo Rites).

    ERIC Educational Resources Information Center

    Megenney, William W.

    1991-01-01

    Discusses how determination of lexical items with Sub-Saharan origin in songs of voodoo rites of candomble and umbanda in southern and northeastern Brazil is complicated by factors like existence of phonological correspondence without accompanying semantic correspondence, difficulty of determining meaning of word in a given text, and high…

  14. RETROANLISE NEURAL PARA A IDENTIFICAO DOS PARMETROS ELSTICOS DA BARRAGEM CASCA DE FUNIL.

    E-print Network

    Coutinho, Alvaro L. G. A.

    The implementation of an automated procedure for controlling the behavior of a dam demands the determination parameters of the concrete shell and of the rock foundation for the Funil dam. The experimental data used as input for the inverse analysis were displacements read in five points placed at the dam concrete shell

  15. One? "Dos" Drei. A Study of Code Switching in Child Trilingualism

    ERIC Educational Resources Information Center

    Davidiak, Elena

    2010-01-01

    This longitudinal study focuses on the language production of two siblings, aged 6 and 9 at the beginning of the data collection period, who have been brought up in a bilingual family in New York. The parents of the two girls are native speakers of German and Spanish, respectively, and English for them is the language of education and the larger…

  16. SNAr-based DOS Strategies for the Facile Synthesis of Benzofused Sultam Libraries

    E-print Network

    Samarakoon, Thiwanka Bandara

    2010-01-27

    amino alcohol sulfonylation (Click) utilizing ?-fluorobenzenesulfonyl chlorides and subsequent intramolecular SNAr O-arylation to afford benzofused sultams containing 2º sulfonamide N-H's. A number of reaction pathways including Mitsunobu alkylation...

  17. Use of elephant grass for energy production in Campos dos Goytacazes-RJ, Brazil.

    PubMed

    Daher, R F; Souza, L B; Gravina, G A; Machado, J C; Ramos, H C C; Silva, V Q R; Menezes, B R S; Schneider, L S A; Oliveira, M L F; Gottardo, R D

    2014-01-01

    Elephant grass is a tropical forage plant widely distributed throughout Brazil. It was first exclusively used in the livestock sector as cattle feed. The grass is characterized by its high productivity and photosynthetic capacity and is considered as an alternative source of renewable energy. Here, we estimated the general combining ability of the parents and specific combining ability of the hybrids based on morpho-agronomic biomass-quality traits. The experiment was conducted in a randomized block design with 3 replicates. The diallel was composed of 16 hybrids and 2 groups of genitors. In the diallel analysis of variance, we observed a significant difference among treatments. A significant difference was observed among genitors for dry matter production (DMP). For the general combining ability of group 1, the traits leaf blade width, DMP, height, percentage of neutral detergent fiber, percentage of hemicellulose, percentage of lignin, percentage of acid detergent fiber, and percentage of cellulose were significant. For the estimates of general combining ability of DMP, parents Porto Rico 534-B, Vruckwona, Taiwan A-146, and Mercker S. E. A. were 0.4748, 3.2819, 1.1659, and 0.4317. The parents of Mercker S. E. A. and Porto Rico 534-B produced the highest percentage of detergent fiber and percentage of lignin with values of 0.1482 and 0.0856. Thus, parents Vruckwona, Porto Rico 534-B, and Taiwan A-146 are promising for integration into breeding programs. The best hybrid combinations for DMP were 1 x 5, 1 x 8, 2 x 6, 3 x 7, and 4 x 5. PMID:25526210

  18. Managers' Email: Beyond Tasks and To-Dos Catalina Danis, Wendy A. Kellogg, Tessa Lau

    E-print Network

    Dredze, Mark

    email messages into categories that "would help them to manage their work." Our analyses indicate also suggest that managers create "relationship-oriented" categories more often than non of email. Author Keywords Managers; relationship; task and contact management. ACM Classification Keywords

  19. Organogel formation rationalized by Hansen solubility parameters: dos and don'ts.

    PubMed

    Bonnet, Julien; Suissa, Gad; Raynal, Matthieu; Bouteiller, Laurent

    2014-05-14

    Some organic compounds gelate liquids by forming a network of anisotropic fibres. Hansen solubility parameters can be used to predict the range of liquids that are likely to be gelled by any given gelator. We critically review the various approaches recently proposed in the literature. In particular, we discuss the shape of the gelation domain, the relevance of the Teas plot representation and the use of group contribution calculations. We also propose an improved scheme for the solubility tests, and a detailed procedure for the determination of the gelation domain. PMID:24643414

  20. Projeto do sistema anti-ressonante da fiação dos transdutores para o detector Mario Schenberg

    NASA Astrophysics Data System (ADS)

    Vieira, S. J.., Jr.; Melo, J. L.

    2003-08-01

    O detector de ondas gravitacionais Mario Schenberg está sendo projetado e construído pelo grupo Gráviton. Sua construção está ocorrendo no Laboratório de Estado Sólido e Baixas Temperaturas (LESBT) da Universidade de São Paulo, na cidade de São Paulo. Esse detector possui uma massa ressonante esférica de cobre-alumínio, com 65 cm de diâmetro, pesando aproximadamente 1150 Kg, suspensa por um sistema de isolamento vibracional, que se encontra em fase de testes preliminares. A real eficácia desse sistema, entretanto, só poderá ser comprovada quando o detector estiver aparelhado com, pelo menos, um transdutor eletromecânico de altíssima sensibilidade acoplado à massa ressonante. Neste momento, não só este sistema de isolamento vibracional será posto em teste, como o do projeto da fiação que transporta os sinais de microondas até os transdutores e destes para a pré-amplificação. Apesar dessa fiação ter sido projetada para não apresentar nenhum contato com a superfície esférica da antena, de maneira a não haver nenhuma transmissão de ruído vibracional do laboratório para esta, deve-se minimizar o ruído microfônico produzido nessa fiação por oscilações mecânicas, uma vez que ela não utiliza nenhum sistema de isolamento vibracional. Com o intuito de resolver este problema, projetamos uma estrutura, formada por pequenos cilindros conectados por barras, a qual não terá nenhuma ressonância mecânica na faixa de freqüências de interesse para detecção (3000 - 3400 Hz). Desta forma, as vibrações nessa faixa não serão amplificadas. O projeto foi feito usando iterativamente, de maneira a otimizar os resultados obtidos, o programa de elementos finitos Msc/Nastran. Através de simulações feitas neste programa, determinamos os parâmetros geométricos ideais a serem utilizados, os quais proporcionam a maior região espectral de interesse livre de ressonâncias.

  1. Dos Idiomas, Un Mundo. Dual Language Project. Title VII Biennial Evaluation Report, 1995-97.

    ERIC Educational Resources Information Center

    Ernest, Harishini M.; Gonzalez, Rosa M.

    This is an evaluation of the first 2 years of a 5-year comprehensive Bilingual Education grant funded by Title VII Part A of the Improving America's Schools Act of 1994 in the Austin Independent School District (AISD) (Texas). The grant awarded to the AISD funds a program of Developmental Bilingual Education at two elementary schools where more…

  2. EVALUACIN Y CREACIN DE DOS CORREDORES ECOLGICOS: UTILIZANDO SISTEMAS DE INFORMACIN GEOGRFICA

    E-print Network

    Gilbes, Fernando

    Departamento de Salud Ambiental Escuela Graduada de Salud Pública Recinto de Ciencias Médicas Universidad de contribución a la salud) utilizadas en la valoración de estos espacios a escala local y regional se usará como

  3. Dos and Don'ts of Giving OTC Cough and Cold Medicines to Your Child

    MedlinePLUS

    ... care of your child (such as school nurses, day care workers, extended family members, or babysitters) knows what medicines your child is taking and when he or she should be given a dose. Do ... taking an OTC medicine for several days and his or her symptoms seem to be ...

  4. Land disposal of San Luis drain sediments, Panoche Water District, South Dos Palos, California

    SciTech Connect

    Zawislanski, Peter; Benson, Sally; TerBerg, Robert; Borglin, Sharon

    2002-07-01

    Lawrence Berkeley National Laboratory (LBNL), LFR Levine-Fricke (LFR), the U.S. Bureau of Reclamation (USBR) and the Panoche Water District, have completed a pilot-scale test of the viability of land application of selenium- (Se-) enriched San Luis Drain (SLD) sediments. The project was initiated in October 1998 by LBNL. LFR assumed the role of primary subcontractor on the project in July 2001. Substantial portions of this report, describing work performed prior to November 2000, were previously prepared by LBNL personnel. The data set, findings, and recommendations are herein updated with information collected since November 2000. Local land disposal is an attractive option due to its low cost and the proximity of large areas of available land. Two modes of disposal are being tested: (1) the application to a nearby SLD embankment, and (2) the application to and incorporation with nearby farm soils. The study of these options considers the key problems that may potentially arise from this approach. These include disturbance of SLD sediments during dredging, resulting in increased downstream Se concentrations; movement of the land-applied Se to groundwater; reduced productivity of farm crops; and Se uptake by wild and crop plants. This report describes field and laboratory activities carried out from 1998 through February 2002, and results of these investigations.

  5. OBRAS A CONCURSO ADULTERIOS (DOS COMEDIAS EN UN ACTO) de Woody Allen

    E-print Network

    Cardeñosa, Jesús

    Aeronáuticos y EUIT Aeronáutica ) EL SEÑOR DE LAS MOSCAS de Sir William Gerald Golding ZÍNICO ( ETS de CALENDARIO de Tim Firth TEATRO EN CANAL (ETSI de Caminos, Canales y Puertos) LA PRINCESA PROMETIDA de William Olmo ISTHAR (ETSI Agrónomos) MONKEY ISLAND de Ron Gilbert CACHIBACHE ( ETS de Edificación ( Antigua EU

  6. Home before You Know It = De regres en casa en un dos por tres.

    ERIC Educational Resources Information Center

    Vida Health Communications, Inc., Cambridge, MA.

    The arrival of a newborn requires a great deal of adjustment. Intended for new and expectant parents, this booklet and companion video provide practical advice and hands-on demonstrations of the essentials of mother and baby care, from birth to the first visit to the pediatrician. The first part of the booklet, which comes in both English- and…

  7. PROGRAMAO DOS SEMINRIOS DO PPGDE-UFPR 1o Semestre de 2015

    E-print Network

    Paraná, Universidade Federal do

    Benefits of Election Day Alcohol Bans: Evidence from Road Crashes and Hospitalizations in Brazil http://www-order economic impacts of the São Paulo subway system http Economic Growth and Public Debt: adressing unobserved heterogeneity Manuela Merki (Pós-doutoranda PPGDE

  8. Paralelizacion en Multiprocesadores de Dos Metodos para el Refinamiento de la Geometria en

    E-print Network

    Fraga, Luis Gerardo de la

    de proyecciones. Para poder realizar este proceso de la reconstrucci´on 3D, es necesario tener la´on, el m´etodo de recolecci´on de los datos va degra- dando al esp´ecimen, limit´andonos a no poder 3D por medio de la t´ecnica de reconstrucci´on basada en una geometr´ia de inclinaci´on c´onica [4

  9. Securing Anonymous Communication Channels under the Selective DoS Attack

    E-print Network

    Borisov, Nikita

    channels for one of the most widely used anonymity networks, Tor. Our detection algorithm uses two levels Tor path selection algorithm, while adding only approximately 5% bandwidth overhead to the Tor network. Finally, we validate our design with experiments using the live Tor network. Keywords: Anonymity, Tor

  10. Mössbauer and vibrational DOS studies of diluted magnetic tin oxides and nano iron oxides

    NASA Astrophysics Data System (ADS)

    Nomura, K.; Rykov, A. I.; Navarro, A. M. Mudarra; Torres, C. E. Rodriguez; Errico, L. A.; Barrero, C. A.; Yoda, Y.

    2013-04-01

    The magnetic properties and Mössbauer results for SnO2 doped with 57Fe are reviewed, and the values of isomer shift and quadrupole splitting are compared with the results obtained by ab initio calculations. It is concluded that the exchange interactions between oxygen defects and magnetic atoms are responsible for long range magnetic interactions of dilute Fe ions dispersed in SnO2. Fe atom precipitated clusters may be formed in highly Fe doped SnO2 samples by annealing at relatively high temperatures for several hours. The reduction of the particle size to nano-scale dimensions induces magnetization, which can be associated with oxygen defects. We have measured the nuclear inelastic scattering (NIS) spectra of Fe oxides, and 57Fe and (Co or Mn) doped SnO2 synthesized mainly by sol-gel methods and we have derived the vibration density of states (VDOS). The local phonons are sensitive to the presence of precipitated clusters.

  11. Mössbauer and vibrational DOS studies of diluted magnetic tin oxides and nano iron oxides

    NASA Astrophysics Data System (ADS)

    Nomura, K.; Rykov, A. I.; Navarro, A. M. Mudarra; Torres, C. E. Rodriguez; Errico, L. A.; Barrero, C. A.; Yoda, Y.

    2014-01-01

    The magnetic properties and Mössbauer results for SnO2 doped with 57Fe are reviewed, and the values of isomer shift and quadrupole splitting are compared with the results obtained by ab initio calculations. It is concluded that the exchange interactions between oxygen defects and magnetic atoms are responsible for long range magnetic interactions of dilute Fe ions dispersed in SnO2. Fe atom precipitated clusters may be formed in highly Fe doped SnO2 samples by annealing at relatively high temperatures for several hours. The reduction of the particle size to nano-scale dimensions induces magnetization, which can be associated with oxygen defects. We have measured the nuclear inelastic scattering (NIS) spectra of Fe oxides, and 57Fe and (Co or Mn) doped SnO2 synthesized mainly by sol-gel methods and we have derived the vibration density of states (VDOS). The local phonons are sensitive to the presence of precipitated clusters.

  12. 33 CFR 105.245 - Declaration of Security (DoS).

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ... vessels subject to part 104, of this subchapter must sign and implement DoSs as required in (b)(1) and (2... with this section. (g) A copy of all currently valid continuing DoSs must be kept with the...

  13. 33 CFR 105.245 - Declaration of Security (DoS).

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ... vessels subject to part 104, of this subchapter must sign and implement DoSs as required in (b)(1) and (2... with this section. (g) A copy of all currently valid continuing DoSs must be kept with the...

  14. 33 CFR 105.245 - Declaration of Security (DoS).

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ... vessels subject to part 104, of this subchapter must sign and implement DoSs as required in (b)(1) and (2... with this section. (g) A copy of all currently valid continuing DoSs must be kept with the...

  15. 33 CFR 105.245 - Declaration of Security (DoS).

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ... vessels subject to part 104, of this subchapter must sign and implement DoSs as required in (b)(1) and (2... with this section. (g) A copy of all currently valid continuing DoSs must be kept with the...

  16. 33 CFR 105.245 - Declaration of Security (DoS).

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ... vessels subject to part 104, of this subchapter must sign and implement DoSs as required in (b)(1) and (2... with this section. (g) A copy of all currently valid continuing DoSs must be kept with the...

  17. NASA Glen Steady-State Heat Pipe Code Users Manual, DOS Input. Version 2

    NASA Technical Reports Server (NTRS)

    Tower, Leonard K.

    2000-01-01

    The heat pipe code LERCHP has been revised, corrected, and extended. New features include provisions for pipes with curvature and bends in "G" fields. Heat pipe limits are examined in detail and limit envelopes are shown for some sodium and lithium-filled heat pipes. Refluxing heat pipes and gas-loaded or variable conductance heat pipes were not considered.

  18. O ACARO VETOR DA LEPROSE DOS CITROS (BREVIPALPUS PHOENICIS)E A INTERACAO COM ENDOSSIMBIONTES

    Technology Transfer Automated Retrieval System (TEKTRAN)

    Citrus leprosis, caused by citrus leprosis virus (CiLV) and transmitted by Brevipalpus phoenicis (Geijskes) (Acari: Tenuipalpidae), is currently the most important viral disease affecting the culture in Brazil, causing significant yield and economical losses of millions of dollars annually for the c...

  19. A social media primer for professionals: digital dos and don'ts.

    PubMed

    Bernhardt, Jay M; Alber, Julia; Gold, Robert S

    2014-03-01

    Social media sites have become powerful and important tools for health education, promotion, and communication activities as they have dramatically grown in popularity. Social media sites also offer many features that can be used for professional development and advancement. When used wisely and prudently, social media sites and platforms offer great potential for professional development by building and cultivating professional networks, as well as sharing information to increase one's recognition and improve one's reputation. They also provide a medium for increasing one's knowledge and awareness of timely news and trends by following important organizations, opinion leaders, and influential professionals. When used unwisely and imprudently, there is the potential to delay, damage, or even destroy one's professional and personal life. In this commentary, we offer recommendations for using Facebook, LinkedIn, and Twitter for professional development and caution against online behaviors that may have negative professional consequences. In summary, we believe that the strengths and benefits of social media for professional advancement and development far outweigh the risks and encourage health promotion professionals to properly engage these powerful tools. PMID:24396119

  20. Unidad: Las influencias culturales en el arte mexicana (Unit: Cultural Influences in Mexican Art). Dos semanas.

    ERIC Educational Resources Information Center

    Finere, Neal

    This two-week unit, appropriate for bilingual education settings as well as foreign language programs, deals with the three primary cultural influences found in Mexican contemporary art. The multisensory materials, pragmatic focus, and direct creative student involvement are designed to make it a microcosmic, real-life experience. The first part…

  1. RESOLUO 13/PPGEco/2012, de 07 de maro de 2012. Dispe sobre critrios para credenciamento dos

    E-print Network

    Floeter, Sergio Ricardo

    publicação a folha de rosto do artigo publicado ou carta de aceite do periódico. II ­ Não serão consideradas publicações cujos aceites de publicação já tenham sido apresentados em credenciamento anterior. III

  2. A MODERNIZAO DOS SISTEMAS DE INFORMAO DE BARRAGENS: O SISTEMA GESTBARRAGENS

    E-print Network

    da Silva, Alberto Rodrigues

    encetar mudanças partindo de duas posturas básicas: a ruptura, ou seja, a reinvenção de processos e meios, ou a continuidade, ou seja, a reavaliação de processos e meios. Porém, só podem existir alterações de refere aos meios tecnológicos de implementação de um sistema de informação, e com a CPPE/EDP como

  3. SIMULAO DE ESCOAMENTOS BI-FSICOS IMISCVEIS PELO MTODO DOS ELEMENTOS FINITOS

    E-print Network

    Coutinho, Alvaro L. G. A.

    fluidos imiscíveis em meios porosos incluindo os efeitos da gravidade, pressão capilar e compressibilidade: Multigrid; Elementos Finitos; Escoamentos bi-fásicos; Meios Porosos. 1. INTRODU��O A simulação computacional

  4. Hybrid Identity in Academic Writing: "Are There Two of Me?" (Identidad híbrida: "¿hay dos yo?")

    ERIC Educational Resources Information Center

    Crawford, Troy; Lengeling, Martha; Mora Pablo, Irasema; Heredia Ocampo, Rocío

    2014-01-01

    This paper explores the construction of identity in an academic learning environment in Central Mexico, and shows how identity may be linked to non-language factors such as emotions or family. These issues are associated with elements of hybrid identity. To analyze this we draw on language choice as a tool used for the construction of identity and…

  5. 6 de outubro de 2015 FELIZ DIAS DOS PROFESSORES E FELIZ DIA

    E-print Network

    Paraná, Universidade Federal do

    questionar o que escolhemos fazer. Como pondera Adélia Prado, "Tem dia que Deus me tira a poesia. Olho pedra melhor, pois "Deus dá a todos uma estrela. Uns fazem da estrela um sol. Outros nem conseguem vê-la." O

  6. Human skeletal remains of the ancient Maya in the caves of Dos Pilas, Guatemala 

    E-print Network

    Minjares, Amador, Jr.

    2004-09-30

    This study focuses on the assessment of the depositional activity that occurred in six caves of the Petexbatun region of the Peten, Guatemala through a quantitative analysis of the human skeletal material recovered from ...

  7. habitat 32 

    E-print Network

    James R. Manhart

    2011-08-10

    and trophic status of stream sites within the Lake Waco/Bosque watershed and to examine various experimental parameters of the Matlock Periphytometer method. Periphytometric assays were conducted at eight stream sites during the period from April 1998 through...

  8. Asteroid Lightcurve Analysis at Riverland Dingo Observatory (RDO)

    NASA Astrophysics Data System (ADS)

    Hills, Kevin

    2016-01-01

    Lightcurves for four asteroids selected from the Collaborative Asteroid Lightcurve Link (CALL) were obtained at RDO in the period 2014 May-November: 1794 Finsen, 2476 Andersen, 3296 Bosque Alegre, and 8159 Fukuoka.

  9. Microbial Risk Perspective on the Temporal and Spatial Variability of Indicator Bacteria in Texas Urban and Rural Watersheds 

    E-print Network

    Srinivasan Ravichandran, Sriambharrish

    2012-07-16

    concentrations, spatial and temporal variability, and microbial risks were evaluated in two rural watersheds, the Bosque and Leon Rivers, and one predominantly urban watershed, the San Jacinto River, all in Texas. Human health risk was predicted from...

  10. 7 CFR 457.134 - Peanut crop insurance provisions.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ... guarantee for timely planted acreage. If you have additional levels of coverage, as specified in 7 CFR part... Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise, Cooke Counties, Texas, and all Texas...

  11. 7 CFR 457.104 - Cotton crop insurance provisions.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ... timely planted acreage. If you have limited or additional levels of coverage, as specified in 7 CFR part..., Mills, Hamilton, Bosque, Johnson, Tarrant, Wise, and Cooke Counties, Texas, and all Texas counties...

  12. 7 CFR 457.134 - Peanut crop insurance provisions.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ... guarantee for timely planted acreage. If you have additional levels of coverage, as specified in 7 CFR part... Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise, Cooke Counties, Texas, and all Texas...

  13. 7 CFR 407.12 - Group risk plan for cotton.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ...Mississippi; Nevada; North Carolina; South Carolina; El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  14. 7 CFR 407.11 - Group risk plan for corn.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  15. 7 CFR 407.14 - Group risk plan for peanuts.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  16. 7 CFR 407.16 - Group risk plan for soybean.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ...Nevada; North Carolina; South Carolina; and El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  17. 7 CFR 457.134 - Peanut crop insurance provisions.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ...Counties lying south, thereof January 15. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  18. 7 CFR 407.15 - Group risk plan for sorghum.

    Code of Federal Regulations, 2010 CFR

    2010-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  19. 7 CFR 407.15 - Area risk protection insurance for grain sorghum.

    Code of Federal Regulations, 2014 CFR

    2014-01-01

    ...lying south thereof January 31 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  20. 7 CFR 407.16 - Group risk plan for soybean.

    Code of Federal Regulations, 2012 CFR

    2012-01-01

    ...Nevada; North Carolina; South Carolina; and El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  1. 7 CFR 457.104 - Cotton crop insurance provisions.

    Code of Federal Regulations, 2012 CFR

    2012-01-01

    ...Mississippi; Nevada; North Carolina; South Carolina; El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  2. 7 CFR 407.16 - Group risk plan for soybean.

    Code of Federal Regulations, 2013 CFR

    2013-01-01

    ...Nevada; North Carolina; South Carolina; and El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  3. 7 CFR 407.14 - Group risk plan for peanuts.

    Code of Federal Regulations, 2012 CFR

    2012-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  4. 7 CFR 457.134 - Peanut crop insurance provisions.

    Code of Federal Regulations, 2013 CFR

    2013-01-01

    ...Counties lying south, thereof January 15. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  5. 7 CFR 407.12 - Area risk protection insurance for cotton.

    Code of Federal Regulations, 2014 CFR

    2014-01-01

    ...Mississippi; Nevada; North Carolina; South Carolina; El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  6. 7 CFR 457.134 - Peanut crop insurance provisions.

    Code of Federal Regulations, 2014 CFR

    2014-01-01

    ...Counties lying south, thereof January 15. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  7. 7 CFR 457.134 - Peanut crop insurance provisions.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ...Counties lying south, thereof January 15. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  8. 7 CFR 407.16 - Group risk plan for soybean.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ...Nevada; North Carolina; South Carolina; and El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  9. 7 CFR 407.14 - Group risk plan for peanuts.

    Code of Federal Regulations, 2013 CFR

    2013-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  10. 7 CFR 457.104 - Cotton crop insurance provisions.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ...Mississippi; Nevada; North Carolina; South Carolina; El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  11. 7 CFR 407.11 - Area risk protection insurance for corn.

    Code of Federal Regulations, 2014 CFR

    2014-01-01

    ...lying south thereof January 31 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  12. 7 CFR 407.15 - Group risk plan for sorghum.

    Code of Federal Regulations, 2013 CFR

    2013-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  13. 7 CFR 407.15 - Group risk plan for sorghum.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  14. 7 CFR 407.15 - Group risk plan for sorghum.

    Code of Federal Regulations, 2012 CFR

    2012-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  15. 7 CFR 407.14 - Group risk plan for peanuts.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  16. 7 CFR 407.11 - Group risk plan for corn.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  17. 7 CFR 407.16 - Area risk protection insurance for soybean.

    Code of Federal Regulations, 2014 CFR

    2014-01-01

    ...Nevada; North Carolina; South Carolina; and El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  18. 7 CFR 407.12 - Group risk plan for cotton.

    Code of Federal Regulations, 2011 CFR

    2011-01-01

    ...Mississippi; Nevada; North Carolina; South Carolina; El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  19. 7 CFR 407.11 - Group risk plan for corn.

    Code of Federal Regulations, 2012 CFR

    2012-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  20. 7 CFR 407.12 - Group risk plan for cotton.

    Code of Federal Regulations, 2013 CFR

    2013-01-01

    ...Mississippi; Nevada; North Carolina; South Carolina; El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  1. 7 CFR 407.11 - Group risk plan for corn.

    Code of Federal Regulations, 2013 CFR

    2013-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  2. 7 CFR 407.14 - Area risk protection insurance for peanuts

    Code of Federal Regulations, 2014 CFR

    2014-01-01

    ...lying south thereof January 15 November 30. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  3. 7 CFR 457.134 - Peanut crop insurance provisions.

    Code of Federal Regulations, 2012 CFR

    2012-01-01

    ...Counties lying south, thereof January 15. El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  4. 7 CFR 407.12 - Group risk plan for cotton.

    Code of Federal Regulations, 2012 CFR

    2012-01-01

    ...Mississippi; Nevada; North Carolina; South Carolina; El Paso, Hudspeth, Culberson, Reeves, Loving, Winkler, Ector, Upton, Reagan, Sterling, Coke, Tom Green, Concho, McCulloch, San Saba, Mills, Hamilton, Bosque, Johnson, Tarrant, Wise,...

  5. Contributions to the knowledge of the ecology of the American woodcock, Philohela minor (Gmelin), on the wintering range in Louisiana 

    E-print Network

    Glasgow, Leslie Lloyd

    1958-01-01

    The Bosque River Watershed is located in the Brazos River Basin in central Texas and is facing a suite of water quality issues resulting in sediment, nutrient and bacteria loading. These loadings are potentially derived from improperly managed...

  6. Mammals of the La Selva–Braulio Carrillo Complex, Costa Rica.

    E-print Network

    Timm, Robert M.; Wilson, Don E.; Clauson, Barbara L.; LaVal, Richard K.; Vaughan, Christopher S.

    1989-06-01

    Resumen—El complejo La Selva-Braulio Carrillo de Costa Rica abarca un pasillo protejido de 60 kilómetros de bosque pluvial y selva nublada del Caribe. Extendiéndose desde 30 metros sobre el nivel del mar, en la Estación ...

  7. Utilizing Animal Waste Amendments to Impaired Rangeland Soils to Reduce Runoff 

    E-print Network

    Thomas, Diana M.

    2011-08-08

    INTRODUCTION In 2001, the Texas Commission on Environmental Quality (TCEQ) issued two Total Maximum Daily Loads (TMDLs) for the North Bosque River watershed in an effort to reduce phosphorous loading by 50% within the river (Richards et al. 2008...). The headwaters of the North Bosque River are located in the highest producing dairy county in Texas, leading multiple independent studies to identify confined dairy feeding operations as the main contributor to phosphorous in runoff. Additionally, it is a...

  8. Cristobal G. dos Remedios & Haruki Nakamura Received: 20 June 2012 /Accepted: 21 June 2012 /Published online: 19 July 2012

    E-print Network

    Wriggers, Willy

    and sometimes even access to higher level computing via the Cloud. Each contributor to this Special Issue and Capacity Building Afforded by Web 2.0 and Cloud Computing". This contribu- tion is a White Paper, defined Special Issue in the short history of Biophysical Reviews. The unifying concept of this new venture

  9. First approach to studies of sulphur electron DOS in prostate cancer cell lines and tissues studied by XANES

    NASA Astrophysics Data System (ADS)

    Kwiatek, Wojciech M.; Czapla, Joanna; Podgórczyk, Magdalena; Kisiel, Andrzej; Konior, Jerzy; Balerna, Antonella

    2011-10-01

    Urological cancers comprise approximately one-third of all cancers diagnosed in men worldwide and out of these, prostate cancer is the most common one ( WHO World Cancer Report, 2008). Several risk factors such as age, hormone levels, environmental conditions and family history are suspected to play a role in the onset of this disease of otherwise obscure aetiology. It is therefore the medical need that drives multidisciplinary research in this field, carried out by means of various experimental and theoretical techniques. Out of many relevant factors, it is believed that sulphur can take an important part in cancer transformations. We have investigated the prostate cancer cell lines and tissues, along with selected organic and inorganic compounds used as references, by the X-ray absorption fine structure spectroscopy near the sulphur edge energy region. Particularly, the comparison of the experimental results collected during XANES measurements and theoretical calculations of electron density of states with use of the FEFF8 code and LAPW (linearised augmented plane-wave) method has been performed and in this work the first results of our studies are presented.

  10. A Probabilistic Attacker Model for Quantitative Verification of DoS Security Stylianos Basagiannis Panagiotis Katsaros Andrew Pombortsis

    E-print Network

    Katsaros, Panagiotis

    is based on a probabilistic attacker model implementing simultaneous N zombie participants, which subvert attack tactics [3] that successfully incarnate simultaneous N zombie participants breaks the employed Do

  11. Cornell Produces a Video of Safety Dos and Don'ts for the YouTube Set

    ERIC Educational Resources Information Center

    Lipka, Sara

    2008-01-01

    Don't drink too much, download pirated files, light candles, or prop open doors. Warnings like those pervade the weighty work of admonition known as the student handbook. However, Allen J. Bova wonders, "Who ever reads that?" So Mr. Bova, director of risk management and insurance at Cornell University, tried to reach students with a video. This…

  12. A seleo dos candidatos ser feita atravs de: i. Prova de Conhecimentos Gerais sobre Mudanas Ambientais Globais (Eliminatrio)

    E-print Network

    no Sistema Terrestre 3) Modelagem no Sistema Terrestre Obs.: A linha de pesquisa de cada Docente pode ser deve ser apresentado de maneira clara e resumida, ocupando no máximo 20 páginas digitadas em espaço

  13. CRL4-like Clr4 complex in Schizosaccharomyces pombe depends on an exposed surface of Dos1 for

    E-print Network

    Halazonetis, Thanos

    pathway. Cryptic loci regulator 4 (Clr4), the only known H3K9 methyltransferase in this organism, is a subunit of the Clr4 methyltransferase complex (CLRC), whose composition is reminiscent of a CRL4 type cullin- RING ubiquitin ligase (CRL) including its cullin Cul4, the RING-box protein Pip1, the DNA damage

  14. 76 FR 58074 - 30-Day Notice of Proposed Information Collection: DS-7001 and DS-7005, DOS-Sponsored Academic...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-09-19

    ...DS-7005. Respondents: Applicants for the Academic Exchange Program. Estimated Number of Respondents: 7160 (For DS-7001, 3842 estimated; for DS-7005, 3318 estimated). Estimated Number of Responses: 7160 (For DS-7001, 3842...

  15. 76 FR 25733 - 60-Day Notice of Proposed Information Collection: DS-7001 and DS-7005, DOS-Sponsored Academic...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-05-05

    ...DS-7005. Respondents: Applicants for the Academic Exchange Program. Estimated Number of Respondents: 7160 (For DS-7001, 3842 estimated; for DS-7005, 3318 estimated). Estimated Number of Responses: 7160 (For DS-7001, 3842...

  16. 8 To-Dos for an Impressive, Professional Profile Upload your professional photo. Your profile is seven times more

    E-print Network

    Bordenstein, Seth

    of one or two-word skills you have, like marketing, project management, or graphic design. Join some unique skill set without going into too much detail. Add your experience. One section per position resume, etc. List your skills. Recruiters search for particular skills through this section. Think

  17. [The occurrence, distribution and toxicity of cyanobacteria in the estuary of Lagoa dos Patos, Rio Grande do Sul].

    PubMed

    Matthiensen, A; Yunes, J S; Codd, G A

    1999-08-01

    Several blooms of Microcystis aeruginosa have been observed in the Patos Lagoon estuary during the last fifteen years without a proper investigation of their ecological importance or possible toxicity. The present study has identified and quantified the presence of cyanobacteria in the Patos Lagoon estuary, particularly of M. aeruginosa. During this survey, identification and quantification of the main phytoplankton groups were done in relation to geographical distribution in the estuary. The presence of M. aeruginosa colonies in the estuarine region confirmed their superficial distribution throughout the estuarine waters during twelve months with a maximum of 1, 3.10(6) cells. L-1 in December, 1994 and a minimum of 1, 5.10(5) cells. L-1 in August, 1995 and also confirmed that M. aeruginosa originated from waters in the north of the estuary. The period of the highest cell and colonies densities was coincident with high chlorophyll-a levels in surface waters. Toxicity of M. aeruginosa bloom material was determined by bioassay and concentrations of hepatotoxins microcystins were identified by HPLC-DAD. M. aeruginosa blooms were considered highly toxic, presenting a 24 h-LD50 lower than 100 mg.Kg-1 b.w. and a toxin content higher than 1 microgram.mg-1 d.w. Several microcystin variants were found in the extracts with microcystin-LR predominating. PMID:10765462

  18. Computer Aided Drafting Packages for Secondary Education. Edition 2. PC DOS Compatible Programs. A MicroSIFT Quarterly Report.

    ERIC Educational Resources Information Center

    Pollard, Jim

    This report reviews eight IBM-compatible software packages that are available to secondary schools to teach computer-aided drafting (CAD). Software packages to be considered were selected following reviews of CAD periodicals, computers in education periodicals, advertisements, and recommendations of teachers. The packages were then rated by…

  19. A Evoluo dos Computadores: do ENIAC ao Siang Wun Song -IME/USP e Universidade Federal do ABC

    E-print Network

    Song, Siang Wun

    0 Computadores mecânicos - Babbage Charles Babbage (1792-1871) Difference Engine: executaria apenas Computadores mecânicos - Babbage Analytical Engine: Máquina de uso geral, mas não ficou operacional. Tem 4

  20. Avaliao de dados dos Sistemas de Alerta da Amaznia: DETER e SAD Maria Isabel Sobral Escada1

    E-print Network

    comparing two deforestation monitoring system data, DETER and SAD, for the period of August 2008 to July 2009 for Amazônia Legal region. This study uses as reference clear cut deforestation data from PRODES, and forest degradation data from DEGRAD (INPE). DETER is a deforestation Alert System developed by INPE

  1. 76 FR 58074 - 30-Day Notice of Proposed Information Collection: DS-7001 and DS-7005, DOS-Sponsored Academic...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-09-19

    ..., DS-7005. Respondents: Applicants for the Academic Exchange Program. Estimated Number of Respondents: 7160 (For DS-7001, 3842 estimated; for DS-7005, 3318 estimated). Estimated Number of Responses: 7160 (For DS-7001, 3842 estimated; for DS-7005, 3318 estimated). Average Hours per Response: 0.75....

  2. 76 FR 25733 - 60-Day Notice of Proposed Information Collection: DS-7001 and DS-7005, DOS-Sponsored Academic...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-05-05

    .... Respondents: Applicants for the Academic Exchange Program. Estimated Number of Respondents: 7160 (For DS-7001, 3842 estimated; for DS-7005, 3318 estimated). Estimated Number of Responses: 7160 (For DS-7001, 3842 estimated; for DS-7005, 3318 estimated). Average Hours per Response: 0.75. Total Estimated Burden:...

  3. The DOS 1 neutron dosimetry experiment at the HB-4-A key 7 surveillance site on the HFIR pressure vessel

    SciTech Connect

    Farrell, K.; Kam, F.B.; Baldwin, C.A.

    1994-01-01

    A comprehensive neutron dosimetry experiment was made at one of the prime surveillance sites at the High Flux Isotope Reactor (HFIR) pressure vessel to aid radiation embrittlement studies of the vessel and to benchmark neutron transport calculations. The thermal neutron flux at the key 7, position 5 site was found, from measurements of radioactivation of four cobalt wires and four silver wires, to be 2.4 {times} 10{sup 12} n{center_dot}m{sup {minus}2}{center_dot}s{sup {minus}1}. The thermal flux derived from two helium accumulation monitors was 2.3 {times} 10{sup 12} n{center_dot}m{sup {minus}2}{center_dot}{sup {minus}1}. The thermal flux estimated by neutron transport calculations was 3.7 {times} 10{sup 12} n{center_dot}m{sup {minus}2}s{sup {minus}1}. The fast flux, >1 MeV, determined from two nickel activation wires, was 1.5 {times} 10{sup 12} n{center_dot}m{sup {minus}2}{center_dot}s{sup {minus}1}, in keeping with values obtained earlier from stainless steel surveillance monitors and with a computed value of 1.2 {times} 10{sup 13} n{center_dot}m{sup {minus}2}{center_dot}{sup {minus}1}. The fast fluxes given by two reaction-product-type monitors, neptunium-237 and beryllium, were 2.6 {times} 10{sup 13} n{center_dot}m{sup {minus}2}{center_dot}s {sup {minus}1} and 2.2 {times} 10{sup 13} n{center_dot}m{sup {minus}2}s{sup {minus}1}, respectively. Follow-up experiments indicate that these latter high values of fast flux are reproducible but are false; they are due to the creation of greater levels of reaction products by photonuclear events induced by an exceptionally high ratio of gamma flux to fast neutron flux at the vessel.

  4. Ion Specificity and the Theory of Stability of Colloidal Suspensions Alexandre P. dos Santos and Yan Levin

    E-print Network

    Levin, Yan

    of their hydration sheath and become strongly adsorbed. The kosmotropic anions, on the other hand, are repelled from of biology is specific. The ion channels which con- trol the electrolyte concentration inside living cells. The traditional physical theories of electrolytes completely fail to account for the ion specificity. The Debye

  5. Livros recentemente adquiridos pela Biblioteca do Setor de Cincias Humanas a pedido dos professores do Departamento de Filosofia

    E-print Network

    Paraná, Universidade Federal do

    , S. Dicionário Oxford de Filosofia Bowler, P.J. The Cambridge History of Science ­ Vol. 6 Brandom, R, Fiction and Rorecast Gotthelf, A. Philosophical Issues in Aristotle's Biology Gros, F. Que sais-je Michel to Philosophy Heidegger, M. Four Seminars Heidegger, M. Hegels Phenomenology of Spirit Heidegger, M. History

  6. Eurographics Symposium on Parallel Graphics and Visualization (2006) Alan Heirich, Bruno Raffin, and Luis Paulo dos Santos (Editors)

    E-print Network

    Wald, Ingo

    2006-01-01

    . (3D data provided by The Boeing Company.) Abstract During the end-to-end digital design-grained design, looking at the whole dataset at one time may be more useful. The Boeing 777-200 dataset was used and is made avail- able by the Boeing Company although geometry within the dataset is slightly altered

  7. IDENTIFICACIN Ala anterior de 26-36 mm y dorso con dos de las manchas blancas postdiscales claramente di-

    E-print Network

    García-Barros, Enrique

    etiquetaje) la presencia de la especie en León, Valladolid y Mallorca, así como en la Casa de Campo de Madrid décadas al norte de la villa de Madrid, en hábitats aparentemente inadecuados. Interpretamos esas citas

  8. FUNDAMENTACIN El tenis es un popular deporte de raqueta a nivel mundial. Se puede jugar entre dos

    E-print Network

    Escolano, Francisco

    TENIS FUNDAMENTACIÓN El tenis es un popular deporte de raqueta a nivel mundial. Se puede jugar donde se practicaban juegos similares; también en Italia en el siglo XI. Se considera que su origen es en Francia en donde se introdujo un juego similar en los siglos XIII y XIV llamado paume. En 1873, el

  9. Cmo puedo participar en el sorteo? Debes inscribirte en cualquiera de los dos cursos de la XVI Edicin del

    E-print Network

    Autonoma de Madrid, Universidad

    transversales o en el de Competencias para emprendedores. ¿Hay que comprar o pagar algo por participar? No (estudiantes de segundo ciclo de cualquier titulación) o en el Programa de Competencias para emprendedores

  10. A new generation of real-time DOS technology for mission-oriented system integration and operation

    NASA Technical Reports Server (NTRS)

    Jensen, E. Douglas

    1988-01-01

    Information is given on system integration and operation (SIO) requirements and a new generation of technical approaches for SIO. Real-time, distribution, survivability, and adaptability requirements and technical approaches are covered. An Alpha operating system program management overview is outlined.

  11. GLOBAL CHANGE RESEARCH NEWS #9: ORD PROVIDES TECHNICAL SUPPORT TO EPA/OIA & DOS INITIATIVE IN EGYPT

    EPA Science Inventory

    This ninth edition reports on a workshop on global climate change that was held in Cairo, Egypt, on May 10-12, 1999. The workshop represented a successful partnership between EPA's Office of International Affairs, Office of Research and Development (ORD), Office of Air and Radiat...

  12. Protective Action Evaluator for Chemical Emergencies: A user's manual (MS-DOS reg sign Version 1. 0)

    SciTech Connect

    Rogers, G.O.; Sharp, R.D.

    1990-10-01

    The protective action evaluator for chemical emergencies (PAECE) is a package of computer programs developed to simulate an emergency response to airborne release of chemical agents. This user's manual documents the use of PAECE in the evaluation of chemical agent emergencies in areas potentially affected by the Chemical Stockpile Emergency Planning Program (CSEPP). This research documents the development and use of a method for the evaluation of protective action alternatives in conjunction with potential chemical agent emergencies. The user's manual highlights the development of the PAECE model, the selection of appropriate parameters to represent various scenarios, generate results and interpret them in the analysis of protective action alternatives during the planning and preparedness phases of the CSEPP. The PAECE model is designed to evaluate protective actions in the context of potential accidents, the emergency management systems required to implement protective actions, and the anticipated consequences for human receptors. The implications and uncertainties of the model are discussed to provide potential users with insight into the use, limitations, and uncertainties associated with evaluating the effectiveness of protective action alternatives. While PAECE represents a unique and powerful tool to evaluate protective actions, the user must exercise caution when interpreting the results to avoid misrepresentation. The expected value interpretation of the PAECE results biases the results toward extreme values. Hence, the PAECE results have to be interpreted in the context exposures similar to those represented by the unprotected exposure and the protection capacity that tend to be associated with people completing the implementation of the required actions later than and earlier than average, respectively. 16 refs., 24 figs., 1 tab. (JF)

  13. Uma Introdu\\c{c}\\~ao \\`a Teoria dos T\\'aquions (An Introduction to the Theory of Tachyons)

    E-print Network

    Vieira, Ricardo S

    2011-01-01

    The theory of relativity, which was proposed in the beginning of the 20th century, applies to particles and frames of reference whose velocity is smaller than the velocity of light. In this paper we will show how this theory can be extended to particles and frames of reference which move faster than light. A teoria da relatividade, proposta no in\\'icio do s\\'eculo XX, aplica-se \\`a part\\'iculas e referenciais cuja velocidade \\'e menor que a velocidade da luz. Nesse artigo mostraremos como esta teoria pode ser estendida \\`a part\\'iculas e referenciais que se movimentam mais rapidamente que a luz.

  14. The Dos and Don'ts of how to Build a Planet, Using the Moon as an Example

    NASA Technical Reports Server (NTRS)

    Jones, J. H.

    2006-01-01

    The bulk chemical compositions of planets may yield important clues concerning planetary origins. Failing that, bulk compositions are still important, in that they constrain calculation of planetary mineralogies and also constrain the petrogenesis of basaltic magmas. In the case of the Earth, there is little or no debate about the composition of the Earth's upper mantle. This is because our sample collections contain peridotitic xenoliths of that mantle. The most fertile of these are believed to have been little modified from their primary compositions. Using these samples and chondritic meteorites as a starting point, small perturbations on the compositions of existing samples allow useful reconstruction of the bulk silicate Earth (BSE). Elsewhere, I have argued that the next simplest case is the Eucrite Parent Body (EPB). Reconstructions based on Sc partitioning indicate that the EPB can be well approximated by a mixture of 20% eucrite and 80% equilibrium olivine. This leads to a parent body that is similar to CO (or devolatilized CM) chondrites. Partial melting experiments on CM chondrites confirm this model, because the residual solids in these experiments are dominated by olivine with minor pigonite [3]. The most difficult bodies to reconstruct are those that have undergone the most differentiation. Both the Moon and Mars may have passed through a magma ocean stage. In any event, lunar and martian basalts, unlike eucrites, were not derived from undifferentiated source regions. Reconstructions are primarily based on compositional trends within the basalts themselves with some critical assumptions: (i) Refractory lithophile elements (Ca, Al, REE, actinides) are presumed to be in chondritic relative abundances; and (ii) some major element ratio is believed to exist in a chondritic ratio (e.g., Mg/Si, Mg/Al). The most commonly used parameter is Mg/Si.

  15. Reclaiming Indigenous Intellectual, Political, and Geographic Space: A Path for Navajo Nationhood

    ERIC Educational Resources Information Center

    Lee, Lloyd L.

    2008-01-01

    For millennia, Navajo society was self-sufficient. After 1863, beginning with Kit Carson's murderous rampage among the Navajo and the subsequent removal to the Bosque Redondo reservation, Navajo nationhood changed. Navajo society began a slow transformation away from the distinct Dine way of life. In the twentieth century Navajo nationalism was…

  16. Contributed Paper Effects of Exurban Development and Temperature

    E-print Network

    Turner, Monica G.

    construcciones puede alterar la calidad del mismo. Estudiamos los efectos del desarrollo residencial y los construcciones y a la elevaci´on. Usamos modelos de ocupaci´on para determinar las asociaciones de 36 especies de aves con la densidad de construcciones, cubierta del dosel del bosque, temperatura media promedio

  17. Viernes 29 de mayo de 2015 10 h 11.30h Sala de Juntas,

    E-print Network

    Escolano, Francisco

    demostrativo en el Bosque Ilustrado DAVID FUENTES ECODRONE WORKS UAV/RPA/Drones, nuevos aliados en la a volar drones · Uso de los drones. Generalidades respecto al equipamiento necesario en función de la navegación con drones. · Apuntes básicos para hacer fotogrametría. ­ o Hardware y Software ­ o Equipamiento

  18. Boletn Alna Boletn Oficial del Proyecto de Conservacin de Aguas y Tierras ProCAT -Vol. 3 (2): 2011 Contacto: info@procat-conservation.org / www.procat-conservation.org

    E-print Network

    Nacional Autónoma de México, Universidad

    vocación de los suelos, quedando actualmente sólo algunos relictos de bosques y ecosistemas naturales ambiental (77,22% de cobertura del suelo modificado; Meisel-Roca & Pérez 2006). Procesos de ganadería crecimiento de las unida- des productivas (77,22% del suelo actual de la región) y los centros urbanos, y la

  19. Simulation of agricultural management alternatives for watershed protection

    Technology Transfer Automated Retrieval System (TEKTRAN)

    The Bosque River Watershed in Texas is facing a suite of water quality issues including excess sediment, nutrient, and bacteria. The sources of the pollutants are improperly managed cropland and grazing land, dairy manure application, and effluent discharge from wastewater treatment facilities. Seve...

  20. EEEEllll MMMMiiiisssstttteeeerrrriiiioooo ddddeeeellll LLLLaaaaggggoooo NNNNeeeeggggrrrroooo Manuel AlfonsecaManuel AlfonsecaManuel AlfonsecaManuel Alfonseca

    E-print Network

    Alfonseca, Manuel

    Negro 3 El Misterio del Lago Negro Libro segundo de las Crónicas del Rompecabezas Mágico Manuel....................................... 26 6. El bosque tenebroso........................................... 34 7. El lago Negro Negro 5 1. UNA EXTRAÑA PROPOSICIÓN -¿Qué noticias nos traes de Klír? -preguntó Sadamer, rey de Tiva

  1. 177 Ave. Algarrobos WLV 1Apt. 2405

    E-print Network

    Gilbes, Fernando

    Sciences, Psychology Concentration August 1988- May 2001 Elemental, Intermediate and High School camp, Public Housing Luis Llorens Torres, San Juan, Puerto Rico 2007 International Clean Up Day: "Scuba camp, ComunidadShangai, San Juan,Puerto Rico 2005 Workshop about organic agriculture, Bosque del Pueblo

  2. Ao XII, N3 / 2003 Septiembre -Diciembre

    E-print Network

    Harms, Kyle E.

    . Regeneración de árboles tropicales e implicaciones para el manejo de bosques naturales. Ecosistemas 2003/3 (URL: http://www.aeet.org/ecosistemas/033/revision2.htm) Regeneración de árboles tropicales e implicaciones sus ecosistemas (Cannon et al. 1998; Costa y Magnusson 2003). Cuanto mejor entendamos la regeneración

  3. BIOTROPICA 28(4a): 414-423 1996 Introduction: Disturbance and Caribbean Ecosystems1

    E-print Network

    Willig, Michael

    ecosistemas del Caribe. La mayor parte (11) de 10s articulos consideran las respuestas sobre bosques del varios componentes de la ecosistema del BEL. Nosorros tambiin consideramos respuesras a orros ripos de ecosistemas del Caribe a las diferentes perrurbaciones. Finalmenre, nosotros identificamos esas ireas de la

  4. 75 FR 3523 - Additional Designation of Entities and Individuals Pursuant to Executive Order 12978

    Federal Register 2010, 2011, 2012, 2013, 2014

    2010-01-21

    ...); (INDIVIDUAL) . 11. LOPEZ RODRIGUEZ, Walter, c/o CARMILE INVERSIONES LOPEZ Y CIA. S.C.A., Cali, Colombia; c/o... INVERSIONES LOPEZ Y CIA. S.C.A., Cali, Colombia; c/o INVERSIONES MEDICAS Y QUIRUGICAS ESPECIALIZADAS LTDA... TERESITA S.A., Cali, Colombia; c/o BOSQUE DE SANTA TERESITA LTDA., Cali, Colombia; c/o SAAVEDRA Y CIA....

  5. Caribbean Journal of Science, Vol. 33, No. 34, 191197, 1997 Copyright 1997 College of Arts and Sciences

    E-print Network

    Hazen, Terry

    este bosque fueron ma´s altas que las permitidas por regulaciones de calidad de aguas recreacionales lugar pristino y en un lugar expuesto a contaminacio´n de aguas residuales en la cuenca de un ri´o en ambientes tropicales de agua dulce enfatizan au´n ma´s la importancia del tratamiento adecuado de aguas

  6. Unasylva 229, Vol. 58, 2007 Procedimientoshidrolgicosprcticosparala

    E-print Network

    Chappell, Nick A

    actividades agrícolas intensivas­, la calidad de las aguas pro- venientes de dichos bosques es a menudo muy poco dañina para la salud del ser humano. Resulta paradójico que, en virtud de la calidad inherente de; Thang y Chappell, 2004). Las orientaciones comprenden medidas de protección del agua del suelo y la

  7. Evaluating Technologies for Reducing Nutrients in Dairy Effluent The Geotube Dewatering System

    E-print Network

    Mukhtar, Saqib

    Evaluating Technologies for Reducing Nutrients in Dairy Effluent The Geotube® Dewatering System in the North Bosque and Leon River Watersheds. In 2005, they evaluated the Geotube® de-watering system The Geotube® dewatering system was demonstrated by the Miratech Division of Ten Cate Nicolon and General

  8. Biogeosciences, 8, 10811106, 2011 www.biogeosciences.net/8/1081/2011/

    E-print Network

    Chave, Jérôme

    of Leeds, Leeds, LS2 9JT, UK 2Instituto Nacional de Pesquisas da Amazonia (INPA), Manaus, Brazil 3Forestry Nacional de Colombia sede Amazonia, Km 2 v´ia Tarapac´a, Leticia, Amazonas, Colombia 27Bureau Waardenburg. and Research Centre, 6700 AA, Wageningen, The Netherlands 5Programa de Manejo de Bosques de la Amazonia

  9. 77 FR 12818 - Intent To Prepare a Draft Supplemental Environmental Impact Statement for the Proposed Rio Grande...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-03-02

    ...Impact Statement for the Proposed Rio Grande Floodway, San Acacia to Bosque del Apache, Socorro County, NM, Project AGENCY...ongoing flood risk management study along the Rio Grande from San Acacia downstream to San Marcial in Socorro County, New Mexico....

  10. Se entiende por lenguaje sexista, no incluyente o no integrador el uso exclusivo de uno de los dos gneros (habitualmente el masculino) para

    E-print Network

    especificación de sexo o construcciones impersonales : o Los investigadores el personal investigador o Como brillantes Algunas mentes brillantes Sustituir las construcciones copulativas que exijan un adjetivo en masculino por otras construcciones: ej. tener o sentir + sustantivo o construcciones reflexivas o

  11. En el marco de las labores de produccin de herramientas educativas, tenemos programado realizar la elaboracin de dos materiales educativos bilinges en la lengua Quechua Chanka. Es-

    E-print Network

    Bashir, Rashid

    lengua Quechua Chanka. Joel Jabiles Eskenazi Componente Educativo PNAE Qali Warma Noticias, eventos Street University of Illinois Champaign, IL 61820 NOTICIARIO Y EVENTOS Qali Warma , materiales del Programa Nacional de Alimentación Escolar Qali Warma de Desarrollo e Inclusión Social- MIDIS. Lima

  12. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ...Public Law No. 102-138. b. Request authorization from the CIA, NSC, and any other non-DoD Agency not signatory to the...classified. g. Submit to the respective Agency a list of CIA and NSC documents copied and released to the State...

  13. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ...Public Law No. 102-138. b. Request authorization from the CIA, NSC, and any other non-DoD Agency not signatory to the...classified. g. Submit to the respective Agency a list of CIA and NSC documents copied and released to the State...

  14. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ...Public Law No. 102-138. b. Request authorization from the CIA, NSC, and any other non-DoD Agency not signatory to the...classified. g. Submit to the respective Agency a list of CIA and NSC documents copied and released to the State...

  15. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ...Public Law No. 102-138. b. Request authorization from the CIA, NSC, and any other non-DoD Agency not signatory to the...classified. g. Submit to the respective Agency a list of CIA and NSC documents copied and released to the State...

  16. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ...Public Law No. 102-138. b. Request authorization from the CIA, NSC, and any other non-DoD Agency not signatory to the...classified. g. Submit to the respective Agency a list of CIA and NSC documents copied and released to the State...

  17. A Educacao dos Portadores de Necessidades Especiais no Brasil no Periodo de 1910 a 1949 (Education of Those with Special Needs in Brazil from 1920 to 1949).

    ERIC Educational Resources Information Center

    Marques, Carlos Alberto; Santiago, Mylene Cristina; de Moura, Simone Moreira

    2000-01-01

    Examines education given to those with special needs in Brazil from 1910-1949. Shows the dichotomy of meanings in which the education of special needs persons during that period, besides being marked by concepts related to the exclusion paradigm, already indicated signs of respect for diversity and civil rights. (BT)

  18. Neodymium, strontium and chromium isotopic studies of the LEW86010 and Angra dos Reis meteorites and the chronology of the angrite parent body

    NASA Technical Reports Server (NTRS)

    Nyquist, L. E.; Bansal, B.; Wiesmann, H.; Shih, C.-Y.

    1994-01-01

    Neodymium, stontium, and chromium isotopic studies of the LEW86010 angrite established its absolute age and the formation interval between its crystallization and condensation of Allende CAIs from the solar nebula. Pyroxene and phosphate were found to contain approximately 8% of its Sm and Nd inventory. A conventional Sm-147-Nd-143 isochron yielded an age of 4.53 +/- 0.04 Ga (2 sigma and Epsilon(sub Nd sup 143)) = 0.45 +/- 1.1. An Sm-146-Nd-142 isochron gives initial Sm-146/Sm-144 = 0.0076 +/- 0.0009 and Epsilon (sub Nd sup 142) = -2.5 +/- 0.4. The Rb-Sr analyses give initial Sr-87/Sr-86 Iota(sub Sr sup 87) = 0.698972 +/- 8 and 0.698970 +/- 18 for LEW and ADOR, respectively, relative to Sr-87/Sr-86 = 0.71025 for NBS987. The difference, Delta Iota(sub Sr Sup 87), between Iota (sub sr sup 87) for the angrites and literature values for Allende CAIs, corresponds to approximately Ma of growth in a solar nebula with a CI chondrite value of Rb-87/Sr-86 = 0.91, or approximately 5 Ma in a nebula with solar photospheric Rb-87/Sr-86 = 1.51. Excess Cr-53 from extinct Mn-53(t(sub 1/2) = 3.7 Ma)in LEW86010 corresponds to initial Mn-53/Mn-55 = 4.4 +/- 1.0 x 10(exp -5) for the inclusions as previously reported by the Paris group (Birck and Allegre, 1988). The Sm-146/Sm-144 value found for LEW86010 corresponds to solar system initial (Sm-146/Sm-144) = 0.0080 +/- 0.0009 for crystallization 8 Ma after Allende, the difference between Pb-Pb ages of angrites and Allende, or 0.0086 +/- 0.0009 for crystallation 18 Ma after Allende, using the Mn-Cr formation interval. The isotopic data are discussed in the context of a model in which an undifferentiated 'chondritic' parent body formed from the solar nebula approximately Ma after Allende CAIs and subsequently underwent differentiation accompanied by loss of volatiles. Parent bodies with Rb/Sr similar to that of CI, CM, or CO chondrites could satisfy the Cr and Sr isotopic systematics. If the angrite parent body had Rb/Sr similar to that of CV meteorites, it would have to form slightly later, approximately 2.6 Ma after the CAIs, to satisfy the Sr and CR isotopic systematics.

  19. En Busqueda de la Escuela del Siglo XXI: Dos Experiencias de Autoaprendizaje (In Search of the 21st Century School: Two Self-Learning Experiences).

    ERIC Educational Resources Information Center

    Schiefelbein, Ernesto; And Others

    This book is a contribution to the dialogue that is maintained today around the problems of education. The book contains four parts: (1) "In Search of the 21st Century School. Can the Colombian New School (EN) Show Us the Way?"; (2) "Experimentation with Self-Learning Materials in Two Schools in Conchali (Chile)"; (3) "Self-Learning Module for the…

  20. Sanchez and Metz Elementary Schools: Dos Idiomas, Un Mundo. Dual Language Project. Title VII First-Year Evaluation Report, 1995-96.

    ERIC Educational Resources Information Center

    Ernest, Harishini M.; Gonzalez, Rosa Maria

    The first-year evaluation of a two-way Spanish/English bilingual education program at two Austin (Texas) elementary schools is presented. The developmental program has as its objectives the development of students' oral proficiency in Spanish and English, development of grade-level appropriate literacy in both languages, increase in academic…

  1. El Proyecto Cunningham: Dos Idiomas; Muchos Paises, 1995-96 (The Cunningham Project: Two Languages, Many Countries, 1995-96). Research Report on Educational Grants.

    ERIC Educational Resources Information Center

    Houston Independent School District, TX. Dept. of Research and Evaluation.

    This report presents an evaluation of a two-way bilingual program in English and Spanish at the Cunningham Elementary School (Texas). The program was designed to extend and expand educational reform by shifting the instructional program at the school over the 5-year time span from a transitional bilingual program to a two-way bilingual, or dual…

  2. Dos Idiomas, Un Mundo Dual Language Project Title VII Third-Year Evaluation Report, 1997-98. Publication Number 97.21.

    ERIC Educational Resources Information Center

    Liberty, Paul; Gonzalez, Rosa Maria

    An evaluation was conducted of the third year of a 5-year comprehensive bilingual education grant funded by Title VII of the Improving America's Schools Act of 1994. The grant funds a program of developmental bilingual education at two elementary schools in the Austin Independent School District (Texas). More than 25% of the students at each…

  3. Small rodents fleas from the bubonic plague focus located in the Serra dos Orgãos Mountain Range, State of Rio de Janeiro, Brazil.

    PubMed

    de Carvalho, R W; Serra-Freire, N M; Linardi, P M; de Almeida, A B; da Costa, J N

    2001-07-01

    Eleven species of fleas were collected from 601 small rodents, from November 1995 to October 1997, in areas of natural focus of bubonic plague, including the municipalities of Nova Friburgo, Sumidouro and Teresópolis, State of Rio de Janeiro, Brazil. Among 924 fleas collected, Polygenis (Polygenis) rimatus (Rhopalopsyllidae) was the predominant species regarding the frequency, representing 41.3% (N:382), followed by P. (Neopolygenis) pradoi, representing 20% (N:185) and Craneopsylla minerva minerva (Stephanocircidae), representing 18.9% (N:175). The host Akodon cursor harbored 47.9% of these fleas. Other six host species were infested by 52.1% of the remaining fleas. Fleas were found on hosts and in places within the focus not previously reported by the literature. PMID:11500756

  4. How Do You Say "Twos" in Spanish, if "Two" Is "Dos"? Language as Means and Object in a Bilingual Kindergarten Classroom

    ERIC Educational Resources Information Center

    Mulvihill, Naomi

    2014-01-01

    In this essay Naomi Mulvihill uses vignettes from her bilingual kindergarten classroom to explore the dynamic processes by which young children make sense of language, focusing on instances in which she asks her students to compare texts presented in English and Spanish. Using Piaget's concept of disequilibrium as a guiding framework,…

  5. Plug in to the Utah Library Network, Reach Out to the World. Utah Library Network and Internet Training Handbook [for DOS]. Information Forum Publication #7.

    ERIC Educational Resources Information Center

    Reinwand, Louis; And Others

    This manual is designed to assist public libraries in Utah in their use of the Internet. Many of the examples used were created specifically to explain the use of products that the Utah Library Network provides for public libraries in Utah. The introduction provides background history and general information about the Internet and general…

  6. Yo Ciudadano: Un Curriculo de Experiencias para Educacion Civica. Nivel: Dos (Citizen Me: An Experiential Curriculum for Citizenship Education. Level: Two).

    ERIC Educational Resources Information Center

    Lantz, Jean

    Integrating concepts of basic citizenship education with community involvement, this experiential curriculum provides a means for developing decision making and critical thinking skills within the existing second grade social studies curriculum. The 10 lessons, translated into Spanish, cover the following concepts: friendly, unfriendly and…

  7. La investigacion sobre la calidad de los programas para ninos de hasta dos anos de edad (Research on Quality in Infant-Toddler Programs). ERIC Digest.

    ERIC Educational Resources Information Center

    Honig, Alice Sterling

    Concern about the quality of infant-toddler care programs has grown recently in response to two factors. The first is the need of employed parents for such care, and the second is research emphasizing the importance of brain development in the early years. This Spanish-language Digest introduces some of the many issues related to the quality of…

  8. 32 CFR Appendix C to Part 197 - Procedures for the Department of State (DoS) Foreign Relations of the United States (FRUS) Series

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ...) Foreign Relations of the United States (FRUS) Series C Appendix C to Part 197 National Defense Department... RESEARCH IN THE FILES OF THE OFFICE OF THE SECRETARY OF DEFENSE (OSD) Pt. 197, App. C Appendix C to Part... such non-DoD Agency classified information expected to be interfiled with the requested OSD records....

  9. Exact solution of Ising model on a small-world network J. Viana Lopes, Yu. G. Pogorelov, and J. M. B. Lopes dos Santos

    E-print Network

    Toral, Raúl

    interactions are usually of limited range. Never- theless, there is a long history of study of the effect not constitute a full solution of the thermodynamics of the model. There is a consensus that the ferromagnetic the transition temperature, but also the complete thermodynamics at all temperatures as a function of p

  10. [Oral cleft and its notification in the information system: live Births Declaration analysis in Campos dos Goytacazes, Rio de Janeiro State, 1999-2004].

    PubMed

    Nunes, Luiz Maurício Nogueira; Pereira, Antonio Carlos; Queluz, Dagmar de Paula

    2010-03-01

    The objective of this study was to verify the notification of information system for oral clefts in the live births declaration (DNV), studying the 3 items of DNV related to malformation. All the patients' medical records registered in oral cleft reference centers were checked. The inclusion criteria were: a) to have any oral cleft and b) to be born from 01/01/1999 to 12/31/2004. Next step was to raise the information in the vital data sector of Municipal Health Secretary, where all the DNVs identified were subjects with oral clefts (63 children). The first item presented a large subnotification (only 53.3 of the DNVs showed the register of malformation) and all types of clefts were not notified in any scale. Highest sub notification was observed for cleft palate (70%). Second item (description of malformation) showed similarly a high number of errors referred to palate cleft, identified only in 25% of the cases. All the documents showed no information about the third item (code of malformation). There was no statistical difference between professionals responsible for filling out the document. In conclusion, the DNV was inefficient to register the oral cleft cases due to imperfections related to 3 items studied, especially in the absence of information about CID-10 codes. PMID:20414600

  11. Submitted to special issue ChERD. This version revised 22 Nov. 2006 The dos and don'ts of distillation column control

    E-print Network

    Skogestad, Sigurd

    'ts of distillation column control Sigurd Skogestad* Department of Chemical Engineering Norwegian University of Science and Technology N-7491 Trondheim, Norway Abstract The paper discusses distillation column control recommendations to assist the engineer in designing control systems for distillation columns. The standard LV

  12. A Piece of the Puzzle 

    E-print Network

    Wythe, Kathy

    2006-01-01

    of the puzzle? in finding solutions to improve water quality in the North Bosque River and Leon River watersheds. Approximately 148 dairies with more than 98,000 cows operate in these two watersheds. Studies have shown that excess manure applications... | pg. 17 A Piece of the Puzzle Transporting dairy compost helps in water quality solutions A Piece of the Puzzle Story by Kathy Wythe Transporting dairy manure from Central Texasdairy farms and turning it into marketable,quality compost is a ?piece...

  13. Developing a Methodology to Prioritize Texas Watersheds for Environmental Restoration Efforts 

    E-print Network

    Srinivasan, R.; Jacobs, Jennifer H.; Jones, C. Allan; Harris, B.L.; Jensen, Ricard W.

    2003-01-01

    (Groves et al, 2000), that describes one method of assessing restoration opportunities across ecosystems and watersheds. A special challenge facing restoration efforts is in developing management strategies that will benefit ecological conditions..., though these efforts are developed as a part of comprehensive Corps projects. Some of these Texas projects include efforts in San Draft 12/23/2003 Corps Restoration Report 2 Antonio (Salado Creek), Dallas, Houston, the North Bosque River watershed...

  14. 78 FR 6316 - Big Blue Wind Farm, LLC, et al.; Notice of Effectiveness of Exempt Wholesale Generator Status

    Federal Register 2010, 2011, 2012, 2013, 2014

    2013-01-30

    ... Energy Regulatory Commission Big Blue Wind Farm, LLC, et al.; Notice of Effectiveness of Exempt Wholesale Generator Status Docket Nos. Big Blue Wind Farm, LLC EG13-1-000 Calpine Bosque Energy Center, LLC EG13-2-000 Homer City Generation, L.P EG13-3-000 Texas Dispatchable Wind 1, LLC EG13-4-000 Blue Creek Wind Farm...

  15. COMPARISON OF THREE METHODS TO PROJECT FUTURE BASELINE CARBON EMISSIONS IN TEMPERATE RAINFOREST, CURINANCO, CHILE

    SciTech Connect

    Patrick Gonzalez; Antonio Lara; Jorge Gayoso; Eduardo Neira; Patricio Romero; Leonardo Sotomayor

    2005-07-14

    Deforestation of temperate rainforests in Chile has decreased the provision of ecosystem services, including watershed protection, biodiversity conservation, and carbon sequestration. Forest conservation can restore those ecosystem services. Greenhouse gas policies that offer financing for the carbon emissions avoided by preventing deforestation require a projection of future baseline carbon emissions for an area if no forest conservation occurs. For a proposed 570 km{sup 2} conservation area in temperate rainforest around the rural community of Curinanco, Chile, we compared three methods to project future baseline carbon emissions: extrapolation from Landsat observations, Geomod, and Forest Restoration Carbon Analysis (FRCA). Analyses of forest inventory and Landsat remote sensing data show 1986-1999 net deforestation of 1900 ha in the analysis area, proceeding at a rate of 0.0003 y{sup -1}. The gross rate of loss of closed natural forest was 0.042 y{sup -1}. In the period 1986-1999, closed natural forest decreased from 20,000 ha to 11,000 ha, with timber companies clearing natural forest to establish plantations of non-native species. Analyses of previous field measurements of species-specific forest biomass, tree allometry, and the carbon content of vegetation show that the dominant native forest type, broadleaf evergreen (bosque siempreverde), contains 370 {+-} 170 t ha{sup -1} carbon, compared to the carbon density of non-native Pinus radiata plantations of 240 {+-} 60 t ha{sup -1}. The 1986-1999 conversion of closed broadleaf evergreen forest to open broadleaf evergreen forest, Pinus radiata plantations, shrublands, grasslands, urban areas, and bare ground decreased the carbon density from 370 {+-} 170 t ha{sup -1} carbon to an average of 100 t ha{sup -1} (maximum 160 t ha{sup -1}, minimum 50 t ha{sup -1}). Consequently, the conversion released 1.1 million t carbon. These analyses of forest inventory and Landsat remote sensing data provided the data to evaluate the three methods to project future baseline carbon emissions. Extrapolation from Landsat change detection uses the observed rate of change to estimate change in the near future. Geomod is a software program that models the geographic distribution of change using a defined rate of change. FRCA is an integrated spatial analysis of forest inventory, biodiversity, and remote sensing that produces estimates of forest biodiversity and forest carbon density, spatial data layers of future probabilities of reforestation and deforestation, and a projection of future baseline forest carbon sequestration and emissions for an ecologically-defined area of analysis. For the period 1999-2012, extrapolation from Landsat change detection estimated a loss of 5000 ha and 520,000 t carbon from closed natural forest; Geomod modeled a loss of 2500 ha and 250 000 t; FRCA projected a loss of 4700 {+-} 100 ha and 480,000 t (maximum 760,000 t, minimum 220,000 t). Concerning labor time, extrapolation for Landsat required 90 actual days or 120 days normalized to Bachelor degree level wages; Geomod required 240 actual days or 310 normalized days; FRCA required 110 actual days or 170 normalized days. Users experienced difficulties with an MS-DOS version of Geomod before turning to the Idrisi version. For organizations with limited time and financing, extrapolation from Landsat change provides a cost-effective method. Organizations with more time and financing could use FRCA, the only method where that calculates the deforestation rate as a dependent variable rather than assuming a deforestation rate as an independent variable. This research indicates that best practices for the projection of baseline carbon emissions include integration of forest inventory and remote sensing tasks from the beginning of the analysis, definition of an analysis area using ecological characteristics, use of standard and widely used geographic information systems (GIS) software applications, and the use of species-specific allometric equations and wood densities developed for local species.

  16. Investigação de parâmetros hiperfinos dos óxidos semicondutores $SnO_{2}$ e $TiO_{2}$ puros e dopados com metais de transição 3d pela espectroscopia de correlação angular gama-gama perturbada

    E-print Network

    Schell, Juliana

    This study aimed the use of nuclear technique Perturbed ?-? Angular Correlation Spectroccopy (PAC) to measure the hyperfine interactions in thin films and powder samples of SnO2 and TiO2 pure and doped with transition metals to obtain a systematic investigation of defects and magnetism from an atomic point of view with the main motivation the application in spintronics. The work also focused on the preparation and characterization of samples by conventional techniques such as X-ray diffraction, scanning electron microscopy, energy dispersive spectroscopy and magnetization measurements. Pure samples of the films were measured by the systematic variation of thermal treatment and applied magnetic field. These measurements were performed in HISKP at the University of Bonn (Rheinische Friedrich-Wilhelms-Universität Bonn) using 111In(111Cd) or 181Hf (181Ta); at IPEN, in turn, these measurements were performed after the diffusion of the same probe nuclei. Another part of PAC measurements were carried out using 11...

  17. Un assemblage d'os grignoté par les rongeurs au Paléogène (Oligocène supérieur, phosphorites du Quercy)A bone assemblage gnawed by rodents in Palaeogene (Upper Oligocene, phosphorites of Quercy)

    NASA Astrophysics Data System (ADS)

    Laudet, Frédéric; Fosse, Philippe

    2001-08-01

    Bone gnawing modifications by rodents at a large scale is a taphonomical feature usually found in Plio-Pleistocene assemblages. We report for the first time such a case within the 26-Myr-old karstic fissure filling assemblage of Pech-Desse (phosphorites of Quercy, Upper Oligocene, MP 28). A selection is observed on small ungulate long bones and other elements with a similar size. As predation evidences are also numerous on these taxa, and because some similar gnawed bones have been observed within the contemporaneous locality of Pech-du-Fraysse, we propose a secondary intervention of theridomyid rodents (maybe Archaeomys) on a carnivore laird.

  18. DIMED 86: Discurso dos Media e Ensino a Distancia = Discours des Media et Enseignement a Distance = Media Speech and Distance Teaching. Papers Presented at a Seminar (21st, Algarve, Portugal, March 10-15, 1986).

    ERIC Educational Resources Information Center

    Coelho, Maria Eduarda Leal

    Presentations at this seminar on distance education focused on the different types of speech in multimedia presentations which contribute to the elaboration (simulated or substituted) of a situation involving different relationships. In addition to opening and closing remarks by Marcel de Greve and a final report by the Scientific Committee of…

  19. Adenoviruses of canine and human origins in stool samples from free-living pampas foxes (Lycalopex gymnocercus) and crab-eating foxes (Cerdocyon thous) in São Francisco de Paula, Rio dos Sinos basin.

    PubMed

    Monteiro, G S; Fleck, J D; Kluge, M; Rech, N K; Soliman, M C; Staggemeier, R; Rodrigues, M T; Barros, M P; Heinzelmann, L S; Spilki, F R

    2015-05-01

    The spread of enteric viruses of domestic animals and human beings to wild species can be facilitated by the resistance of these viruses on the environment and their ability to be transmitted by water and contaminated food. The health status of the populations of pampas foxes Lycalopex gymnocercus) and crab-eating foxes (Cerdocyon thous) is largely unknown and the landscapes occupied by these animals in southern Brazil have been threatened by human occupation and expansion of agriculture. In this work, the search of genomes of human and canine adenoviruses in feces from these wild carnivores was used to track the dissemination of domestic animals and human pathogens to the free-living populations in a wildlife reserve located in southern Brazil. This was performed by virus-specific differential real-time polymerase chain reactions (qPCR) on stool specimens, avoiding capture and additional stress to the animals. Genus-specific conventional reverse-transcriptase PCR (RT-PCR) was complementarily performed aiming the detection of enteroviruses (EV) and rotaviruses (RV) on these same samples. HAdV genomes were found on 14 out of the 17 (82.35%) stool samples analysed, whereas CAV was found co-infecting 5 of these samples. RV genomes were detected on 7 of the 17 samples (41.18%) and all samples were negative for EV. The results point to the dispersion of HAdV and RV at a high rate to these species of South American wild carnivores, which can be an effect of growing anthropisation of the habitat of these animals. PMID:26270208

  20. Ectomycorrhizal association of three Lactarius species with Carpinus and Quercus trees in a Mexican montane cloud forest.

    PubMed

    Lamus, Valentina; Montoya, Leticia; Aguilar, Carlos J; Bandala, Victor M; Ramos, David

    2012-01-01

    Ectomycorrhizal (EM) fungi are being monitored in the Santuario del Bosque de Niebla in the central region of Veracruz (eastern Mexico). Based on the comparison of DNA sequences (ITS rDNA) of spatiotemporally co-occurring basidiomes and EM root tips, we discovered the EM symbiosis of Lactarius indigo, L. areolatus and L. strigosipes with Carpinus caroliniana, Quercus xalapensis and Quercus spp. The host of the EM tips was identified by comparison of the large subunit of the ribulose-bisphosphate carboxylase gene (rbcL). Descriptions coupled with photographs of ectomycorrhizas and basidiomes are presented. PMID:22675052

  1. Tropical dry-forest mammals of Palo Verde: Ecology and conservation in a changing landscape

    E-print Network

    Stoner, Kathryn E.; Timm, Robert M.

    2004-02-01

    species of marsupials, 6 species in the weasel family, 5 species of cats, 3 species in the raccoon family, 3 species of primates, 3 species of artiodactyls, 2 species of canids, 2 species of xenarthrans (edentates), 1 rabbit, and 1 tapir. Costa Rica has... especies de edentados, 1 conejo y 1 tapir. En el bosque seco de Costa Rica no se encuentran mamíferos endémicos. Las especies de mamíferos que han desaparecido de esta región han sido especies muy cotizadas por los cazadores o especialistas de hábitats...

  2. Use of IPA to demonstrate loss of forest interior birds from isolated woodlots

    USGS Publications Warehouse

    Robbins, C.S.; Boone, D.D.

    1983-01-01

    'Empleo de indices puntuales de abundancia (IPA) para demostrar la perdida de aves forestales en bosques aislados'. En Maryland, E.U., se seleccionaron bloques boscosos de diferente superficie, divididos en seis clase de tamano (2,8-6 ha, 7-14, 20-30, 34-80, 105-1300, mayores de 4000 ha). En estas ?islas' forestales fue programado un conjunto de muestreos puntuales con estas caracteristicas: 1) Cada punto se visito tres veces. 2) En cada visita se hicieron cuatro censos consecutivos de 5 minutos de duracion, empleando diferentes simbolos para machos cantores, adultos no cantores, aves en vuelo y aves inmaduras. 3) Los conteos se hicieron en tres epocas: final de Mayo, mitad de Junio y final de Junio. 4) Se dividio el tiempo de censo en tres priodos horarios: 5,15-6,30 ; 6,30-8; 8-9,30 hrs. 5) Los puntos se agruparon en co juntos de 4 a 9, considerando que un conjunto es el nlimero que un observador puede cubrir por manana. 6) La vegetacion fue descrita exhaustivamente en cuanto composicion y fisionomla. El principal objetivo que se busca consiste en conocer los requisitos areales de ciertas especies de bosque muy sensibles a la fragmentacion del habitat. Puede observarse (Figura 1) que una serie de migrantes de largo alcance se asientan en relacion con el aumento de la superficie del rodal arbo1ado, sabre todo en macizos de 4.000 o mas hectareas. Sin embargo, las especies sedentarias (Fig. 2) tienen pauta de presencia irregular en funcion del area, forestal, con tendencia a presentarse menos en los bosques mas extensos, Dryocopus pileatus, por excepcion, reacciona negativamente al pequeno tamano de la parcela arbolado, prefiriendo bosques grandes. Parecida respuesta da tambien Sitta carolinensis. Aunque se sabe poco de las exigencias areales de las aves forestales americanas, el metodo de los IPA resulta muy adecuado para esta clase de investigacion de tanto interes en gestion ambiental, posibilitando colectar gran cantidad de datos comparables en un periodo de tiempo muy corto.

  3. An anthropological view of the forest culture of Peten, Guatemala

    SciTech Connect

    Schwartz, N.B.

    1995-12-31

    Traditional farmers and harvesters of non-timber forest products in Peten treat the forest in ways that conserve and regenerate its resources. They believe no one owns the forest outright. Humans share it with other life forms and therefore no one has the right to monopolize or destroy forest resources. Traditional Peteneros find a use for almost everything in the forest, and believe it neither smart nor proper to use a given area for a single purpose, for example, to clear an area of all trees and devote it exclusively to a cattle pasture. In the traditional system most medicinal plants, basic foodstuffs, fuelwoods and construction materials are taken from the bosque (secondary forests within walking distance of human settlements). Peteneros` sustainable use of bosques eases pressure on the monte (primary forests). In the monte Peteneros` harvesting practices are protective of resources, causing minimal damage. Finding almost everything in the forest useful, Peteneros believe all soils and plants should be tended and allowed to regenerate. However, modern developments such as uncontrolled logging, large-scale, unorganized colonization, cattle raising and market demands leading to monocropped farm plots imperil the forests of Peten and a way of life that subsumes a practical conservation ethic.

  4. 37 CFR Appendix B to Part 202 - “Best Edition” of Published Copyrighted Works for the Collections of the Library of Congress

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ...Archival-quality rather than less-permanent paper stock or printing process. III. Motion Pictures... a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX...Format a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX):...

  5. 37 CFR Appendix B to Part 202 - “Best Edition” of Published Copyrighted Works for the Collections of the Library of Congress

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ...Archival-quality rather than less-permanent paper stock or printing process. III. Motion Pictures... a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX...Format a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX):...

  6. 37 CFR Appendix B to Part 202 - “Best Edition” of Published Copyrighted Works for the Collections of the Library of Congress

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ...Archival-quality rather than less-permanent paper stock or printing process. III. Motion Pictures... a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX...Format a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX):...

  7. 37 CFR Appendix B to Part 202 - “Best Edition” of Published Copyrighted Works for the Collections of the Library of Congress

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ...Archival-quality rather than less-permanent paper stock or printing process. III. Motion Pictures... a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX...Format a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX):...

  8. 37 CFR Appendix B to Part 202 - “Best Edition” of Published Copyrighted Works for the Collections of the Library of Congress

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ...Archival-quality rather than less-permanent paper stock or printing process. III. Motion Pictures... a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX...Format a. PC-DOS or MS-DOS (or other IBM compatible formats, such as XENIX):...

  9. Sermonario en lengua mexicana donde se contiene (por el orden del Misal nuevo Romano) dos sermones en todas las Dominicas y Festividades principales de todo el año ; y otro en las Fiestas de los Santos : con sus vidas, y Comunes. Con un Catecismo 

    E-print Network

    Juan de la Anunciació n, fray, 1514-1594 Sermonario en lengua mexicana donde se contiene (por el orden del Misal nuevo Romano) dos sermones en todas las Dominicas y Festividades principales de todo el añ o; y otro en las Fiestas de los Santos : con sus vidas, y Comunes. Con un Catecismo  Juan de la Anunciació n, fray, 1514-1594 Safer Food with Irradiation (Spanish)  Thompson, Britta; Vestal, Andy; Van Laanen, Peggy

    2003-01-21

    . Muchosestudios cient?ficos han confirmado que los ali-mentos irradiados no son t?xicos y no causanproblemas de salud . Los astronautas han ingeri- do alimentos irradiados desde el inicio del pro-grama espacial sin ninguna consecuencia malapara la salud . ?La...:H7, la Salmonela , la C ampylobacteria , la Listeria y otras bacterias da?inas que pueden estar en losalimentos crudos . La irradiaci?n aumenta la vida de anaquel (alma-cenamiento) y retrasa el proceso de maduraci?nde algunos alimentos frescos...

  10. Communicacion Expresiva: Como los ninos nos envian mensajes [and] Comunicacion Receptiva: Como los ninos entienden nuestros mensajes [and] Interacciones de Comunicacion: Hacen falta dos. Hojas informativa de DB-LINK (Communication Interactions: It Takes Two [and] Receptive Communication: How Children Understand Your Messages to Them [and] Expressive Communication: How Children Send Their Messages to You. DB-LINK Fact Sheets).

    ERIC Educational Resources Information Center

    Stremel, Kathleen

    This document consists of three separately published fact sheets combined here because of the close relationship of their subject matter. The first fact sheet, "Communication Interactions: It Takes Two" (Kathleen Stremel), defines communication; suggests ways to find opportunities for interactive communication; offers specific suggestions for…

  11. Understanding the Habitat Needs of the Declining Western Yellow-Billed Cuckoo

    USGS Publications Warehouse

    Johnson, Matthew J.

    2009-01-01

    The western yellow-billed cuckoo, once common along the streams and rivers of the American West, is now a candidate for protection under the Endangered Species Act. Most of the remaining breeding pairs are found in Arizona, California, and New Mexico. Research to understand the cuckoos' habitat needs by U.S. Geological Survey (USGS) and Northern Arizona University scientists has shown that cuckoos in Arizona prefer breeding habitat dominated by native tree species, especially cottonwood-willow habitat bordered by mesquite bosque habitat. This research also revealed that the size of habitat patches matters - breeding cuckoos were found only in large, continuous areas of riparian habitat. These findings and the development of spatially explicit habitat models by USGS scientists will help resource managers conserve and manage riparian habitats needed to ensure the survival of the western yellow-billed cuckoo.

  12. Obtención de la curva de luz en la ocultación de 35 Sgr por Júpiter el 6 de marzo de 1996

    NASA Astrophysics Data System (ADS)

    Paolantonio, S.; Duffard, R.; Carranza, G.

    La ocultación de la estrella de quinta magnitud 35 Sgr por Júpiter, se produjo el 6 de Marzo de 1996 a las 13 hs. TU. El objetivo era medir el cambio del flujo de la estrella en el ingreso y egreso por el limbo del planeta. Con estos datos se pueden determinar parámetros físicos del planeta (radio, eccentricidad) y de su atmósfera (escala de altura, temperatura, densidad, presión) Para lograr ésto se programó la cámara CCD TH 7896 1024 x 1025 instalada en el telescopio de 1.54 m de Bosque Alegre con el objetivo de lograr 2 imágenes por segundo. De esta forma se obtuvieron 2100 imágenes de la inmersión y otras tantas de la emersión. Hubo que tener grandes precauciones para evitar la saturación del CCD ya que la observación se realizó de día. En este momento las imágenes se encuentran en el Department of Planetary Sciences, Lunar and Planetary Laboratory, University of Arizona, para su reducción.

  13. Paved Path for Opportunity

    NASA Technical Reports Server (NTRS)

    2006-01-01

    As NASA's Mars Exploration Rover Opportunity continues a southward trek from 'Erebus Crater' toward 'Victoria Crater,' the terrain consists of large sand ripples and patches of flat-lying rock outcrops, as shown in this image. Whenever possible, rover planners keep Opportunity on the 'pavement' for best mobility.

    This false-color image mosaic was assembled using images acquired by the panoramic camera on Opportunity's 784th sol (April 8, 2006) at about 11:45 a.m. local solar time. The camera used its 753-nanometer, 535-nanometer and 432-nanometer filters. This view shows a portion of the outcrop named 'Bosque,' including rover wheel tracks, fractured and finely-layered outcrop rocks and smaller, dark cobbles littered across the surface.

  14. Protein-protein interactions between histidine kinases and response regulators of Mycobacterium tuberculosis H37Rv.

    PubMed

    Lee, Ha-Na; Jung, Kwang-Eun; Ko, In-Jeong; Baik, Hyung Suk; Oh, Jeong-Il

    2012-04-01

    Using yeast two-hybrid assay, we investigated protein-protein interactions between all orthologous histidine kinase (HK)/response regulator (RR) pairs of M. tuberculosis H37Rv and identified potential protein-protein interactions between a noncognate HK/RR pair, DosT/NarL. The protein interaction between DosT and NarL was verified by phosphotransfer reaction from DosT to NarL. Furthermore, we found that the DosT and DosS HKs, which share considerable sequence similarities to each other and form a two-component system with the DosR RR, have different cross-interaction capabilities with NarL: DosT interacted with NarL, while DosS did not. The dimerization domains of DosT and DosS were shown to be sufficient to confer specificity for DosR, and the different cross-interaction abilities of DosS and DosT with NarL were demonstrated to be attributable to variations in the amino acid sequences of the ?2-helices of their dimerization domains. PMID:22538656

  15. 77 FR 1690 - Granting of Request for Early Termination of the Waiting Period Under the Premerger Notification...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-01-11

    ...20120194 G Greeneden Topco S.C.A.; Alcatel Lucent; Greeneden Topco S.C.A. 20120225 G Marcelino dos Anjos Nascimento; Veolia Environment S.A.; Marcelino dos Anjos Nascimento 20120230 G News Corporation; Pan American Sports Partners Company;...

  16. Ensino superior perdeu quase um quinto

    E-print Network

    Instituto de Sistemas e Robotica

    , a intenção era pagar as propinas com o dinheiro dos subsídios de férias e de Natal. Como entretanto esse dinheiro foi cortado deixou de ter condições", conta. O presidente do Conselho Coorde- nador dos Institutos

  17. PARECER HOMOLOGADO(*) (*) Despacho do Ministro, publicado no Dirio Oficial da Unio de 09/07/2007

    E-print Network

    Floeter, Sergio Ricardo

    dos princípios, fins e objetivos do Tratado de Assunção, assinado em março de 1991, CONSIDERANDO: Que Reunião de Ministros da Educação dos Países Signatários do Tratado do Mercado Comum do Sul, realizada em

  18. Osteopathic Medicine: About Osteopathic Medicine

    MedlinePLUS

    ... Advancing the distinctive philosophy and practice of osteopathic medicine Inside the AOA About the AOA AOA Annual ... DOs Licensed? How Are DOs Certified? About Osteopathic Medicine Page Content You are more than just the ...

  19. dosplus.mac

    E-print Network

    DOS+ has comprehensive ; provisions for RCPM security, especially when .... Programs that depend ; on 2 char input buffering (DOS buffer and hardware) may fail. .... (no secs) ; CARRY clear, NZ on exit. ; ; Start of BDOS module serial: ds 6,0

  20. Asunción Garden

    USGS Multimedia Gallery

    Colonial style courtyard in Asunción with various ornamentals, including exotic species. Se ven dos ejemplares de Palmera Imperial (especie exótica), una la que está en primer plano, con una orquídea Cattleya sp., dos Cocoteros o Mbocayá (Acrocomia totai). La ...

  1. N 90, segunda-feira, 13 de maio de 201312 ISSN 1677-7042 Este documento pode ser verificado no endereo eletrnico http://www.in.gov.br/autenticidade.html,

    E-print Network

    Hanazaki, Natalia

    passageiro menor em águas interiores, sem registro de danos am- bientais. Barra dos Coqueiros, Sergipe navegava no rio Sergipe, nas proximidades da praia de Atalaia Nova, Barra dos Coqueiros, SE, sem registro

  2. PrmioSecil2ol2 UNIVERSIDADES

    E-print Network

    Instituto de Sistemas e Robotica

    os autores dos projectos vencedores dos Prémios Secil Universidades Arquitectura e Engenharia Civil. Universidades Arquitectura Cláudio Crespo Gonçalves Universidade Autónoma de Lisboa Projecto: Mergulho Ana Rita Faculdade de Arquitectura da Universidade do Porto Projecto: Academia de Dança David Gonçalves Monteiro

  3. A compositional trace semantics for Orc Dimitrios Vardoulakis and Mitchell Wand

    E-print Network

    Strickland, Stevie

    processes. To do that, we can define expressions like the following: DOS(x) Ping(x) | DOS(x) This is the implementation of a simple denial-of-service attack; the process DOS(ip) pings ip an unbounded number of times

  4. 76 FR 76476 - Notice of Meeting of the Cultural Property Advisory Committee

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-12-07

    ...Cyprus Docket No. DOS-2011-0135; Peru Docket No. DOS-2011-0136] Notice...Docket No. DOS-2011-0135], and with Peru Memorandum of Understanding Between the...America and the Government of the Republic of Peru Concerning the Imposition of Import...

  5. 76 FR 14209 - Endangered and Threatened Wildlife and Plants; Withdrawal of Proposed Rule To List the Flat...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-03-15

    ...Salton Trough when Lake Cahuilla was not...lizards in the Dos Palmas occurrence within...ebbing and flowing of Lake Cahuilla through...DPS (or, for Dos Palmas, possibly the Eastern...Salton Trough when Lake Cahuilla was not full. Thus, the Dos Palmas occurrence...

  6. 76 FR 67099 - Forwarding of Asylum Applications to the Department of State

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-10-31

    ...in order to ascertain whether DOS has information relevant to...would increase the efficiency of DOS's review of asylum applications...chapter.'' That statement is repeated in 8 CFR 1240.33(b) and...filed asylum application to DOS for review. In fiscal...

  7. Mobile Netw Appl (2010) 15:693709 DOI 10.1007/s11036-009-0204-3

    E-print Network

    Wang, Wenye

    2010-01-01

    a DoS attack is targeted over an entire communication path, it is called a path- based DoS attack. We@eos.ncsu.edu individual attacks. We also discuss a strategy to counter path-based DoS attacks which can potentially for offering ubiquitous Internet access to the users in the context of home, enterprise, and community networks

  8. EDITORIAL: XIII Mexican Workshop on Particles and Fields

    NASA Astrophysics Data System (ADS)

    Barranco, Juan; Contreras, Guillermo; Delepine, David; Napsuciale, Mauro

    2012-08-01

    Juan Barranco Physics Department, Guanajuato University, Loma del Bosque 103, col. Loma del Campestre, 37150, Leon (Mexico) jbarranc@fisica.ugto.mx Guillermo Contreras Departamento de Fisica Aplicada Centro de Investigacion y de Estudios Avanzados del Instituto Politecnico Nacional, Merida (Mexico) jgcn@mda.cinvestav.mx David Delepine Physics Department, Guanajuato University, Loma del Bosque 103, col. Loma del Campestre, 37150, Leon (Mexico) delepine@fisica.ugto.mx Mauro Napsuciale Physics Department, Guanajuato University, Loma del Bosque 103, col. Loma del Campestre, 37150, Leon (Mexico) mauro@fisica.ugto.mx The XIII Mexican Workshop on Particles and Fields (MWPF) took place from 20-26 October 2011, in the city of León, Guanajuato, México. This is a biennial meeting organized by the Division of Particles and Fields of the Mexican Physical Society designed to gather specialists in different areas of high energy physics to discuss the latest developments in the field. The thirteenth edition of this meeting was hosted by the Department of Cultural Studies of Guanajuato University in a nice environment dedicated to the Arts and Culture. The XIII MWPF was organized by three working groups who organized the corresponding sessions around three topics. The first one was Strings, Cosmology, Astroparticles and Physics Beyond the Standard Model. In this category we included: Cosmic Rays, Gamma Ray Bursts, Physics Beyond the Standard Model (theory and experimental searches), Strings and Cosmology. The working group for this topic was formed by Arnulfo Zepeda, Oscar Loaiza, Axel de la Macorra and Myriam Mondragón. The second topic was Hadronic Matter which included Perturbative QCD, Jets and Diffractive Physics, Hadronic Structure, Soft QCD, Hadron Spectroscopy, Heavy Ion Collisions and Soft Physics at Hadron Colliders, Lattice Results and Instrumentation. The working group for this topic was integrated by Wolfgang Bietenholz and Mariana Kirchbach. The third topic was Electroweak and Flavor Physics in whose classification we had Quark masses and mixing, Electroweak Symmetry Breaking, Heavy Quark Physics, Neutrinos, CP Violation, CKM and Rare Decays. The working group for this topic was formed by David Delepine, Lorenzo Díaz, Gerardo Herrera and Olga Félix Beltrán. The three topics included invited talks dedicated to reviewing theoretical and experimental aspects of the corresponding topic. We had also plenary topical sessions during the mornings and early afternoons and parallel thematic sessions were held late in the afternoons. The reviews sessions were delivered by invited speakers of international prestige on the corresponding subjects and having an active collaboration with the Mexican scientific community. The plenary topical sessions and parallel thematic sessions were given by active researchers both from abroad and working in México. The program included also a permanent poster session and the organizing committee awarded the best poster - a decision made by the three working groups - with a silver medal. On Sunday 23 October, we had an excursion to the ancient archaeological site of Plazuelas near Penjamo (Guanajuato). Plazuelas is a prehispanic archaeological site located just north of San Juan el Alto, some 2.7 kilometers north of federal highway 90 (Penjamo-Guadalajara), and about 11 kilometers west of the city of Penjamo in the state of Guanajuato, Mexico. The site has been recently opened to the public. This site is a very complex city, it was edified following the natural landscape surrounding it. This city was occupied between 600 and 900 a.C. After spending some time at this very interesting archaeological site, we went to Hacienda Corralejo, an hacienda where Tequila Corralejo is produced and we had a guided visit of the 'Tequilera' where the famous Corralejo blue bottle of Tequila is made. Hacienda Corralejo is very close to the orginal Hacienda where Miguel Hidalgo (a Mexican independence hero) was born which now is just a set of foundations and a portal, considered national monuments. There, we enjoyed

  9. Spatial patterns of carbon, biodiversity, deforestation threat, and REDD+ projects in Indonesia

    PubMed Central

    Murray, Josil P; Grenyer, Richard; Wunder, Sven; Raes, Niels; Jones, Julia PG

    2015-01-01

    There are concerns that Reduced Emissions from Deforestation and forest Degradation (REDD+) may fail to deliver potential biodiversity cobenefits if it is focused on high carbon areas. We explored the spatial overlaps between carbon stocks, biodiversity, projected deforestation threats, and the location of REDD+ projects in Indonesia, a tropical country at the forefront of REDD+ development. For biodiversity, we assembled data on the distribution of terrestrial vertebrates (ranges of amphibians, mammals, birds, reptiles) and plants (species distribution models for 8 families). We then investigated congruence between different measures of biodiversity richness and carbon stocks at the national and subnational scales. Finally, we mapped active REDD+ projects and investigated the carbon density and potential biodiversity richness and modeled deforestation pressures within these forests relative to protected areas and unprotected forests. There was little internal overlap among the different hotspots (richest 10% of cells) of species richness. There was also no consistent spatial congruence between carbon stocks and the biodiversity measures: a weak negative correlation at the national scale masked highly variable and nonlinear relationships island by island. Current REDD+ projects were preferentially located in areas with higher total species richness and threatened species richness but lower carbon densities than protected areas and unprotected forests. Although a quarter of the total area of these REDD+ projects is under relatively high deforestation pressure, the majority of the REDD+ area is not. In Indonesia at least, first-generation REDD+ projects are located where they are likely to deliver biodiversity benefits. However, if REDD+ is to deliver additional gains for climate and biodiversity, projects will need to focus on forests with the highest threat to deforestation, which will have cost implications for future REDD+ implementation. Los Patrones Espaciales del Carbono, la Biodiversidad, la Amenaza de Deforestación y los Proyectos REDD+ en Indonesia Resumen Actualmente hay preocupación por que las Emisiones Reducidas de la Deforestación y Degradación del Bosque (REDD+, en inglés) puedan fallar en la entrega de co–beneficios potenciales de la biodiversidad si se enfocan en áreas de alto carbono. Exploramos los traslapes espaciales entre los stocks de carbono, la biodiversidad, las amenazas proyectadas de deforestación y la ubicación de proyectos REDD+ en Indonesia, un país tropical a la vanguardia del desarrollo REDD+. Para la biodiversidad, reunimos datos sobre la distribución de vertebrados terrestres (hábitats de anfibios, mamíferos, aves y reptiles) y plantas (modelos de distribución de especies para ocho familia). Después investigamos la congruencia entre las diferentes medidas de la riqueza de la biodiversidad y los stocks de carbono en la escala nacional y sub–nacional. Finalmente mapeamos proyectos REDD+ activos e investigamos la densidad de carbono y la riqueza potencial de la biodiversidad y modelamos presiones de deforestación dentro de estos bosques en relación con áreas protegidas y no protegidas. Hubo poco traslape interno entre los diferentes hotspots (el 10% más rico de las celdas) de riqueza de especies. Tampoco hubo congruencia espacial consecuente entre los stocks de carbono y las medidas de la biodiversidad: una correlación negativa débil en la escala nacional enmascaró las relaciones altamente variables y no-lineales isla por isla. Los proyectos REDD+ actuales estuvieron ubicados preferencialmente en áreas con una riqueza total de especies y con una riqueza de especies amenazadas más altas pero con densidades de carbono más bajas que en las áreas protegidas y los bosques sin protección. Aunque un cuarto del área total de estos proyectos REDD+ está bajo una presión de deforestación relativamente alta, la mayoría del área RED

  10. Availability of ground water on Federal land near the Ak-Chin Indian Reservation, Arizona: a reconnaissance study

    USGS Publications Warehouse

    Wilson, Richard P.

    1979-01-01

    Sufficient ground water to provide about 2.1 million acre-feet in a 25-year period is available for delivery to the Ak-Chin Indian Reservation from Federal land in the Vekol Valley, Waterman Wash area, and Bosque area in south-central Arizona. Withdrawal of 85,000 acre-feet per year as required by the Ak-Chin water-supply act--Public Law 95-328--will greatly deplete the amount of water in storage and may cause land subsidence in the areas. Study concurrent with well-field development will enable design changes to minimize pumping costs , water-level declines, movement of poor-quality water into the well fields, and potential land subsidence and associated earth fissures. Surface and bore-hole geophysical testing, aquifer tests, and the development of simulative mathematical models will accomplish these goals and permit quantitative evaluations of the potential deleterious effects resulting from development of the water supply. (Woodard-USGS)

  11. The potential to improve water quality in the middle Rio Grande through effective wetland restoration.

    PubMed

    Rodriguez, Ruth; Lougheed, Vanessa L

    2010-01-01

    The Rio Grande, which forms the United States-Mexico border for much of its course, receives diverse pollutants from both urban and agricultural areas, most notably in the sister cities of El Paso (TX, USA)-Ciudad Juárez (CHI, Mexico). This study aimed to describe regional trends in water quality in waters near the El Paso-Ciudad Juárez metroplex and to examine the potential for water quality improvement through the use of a created wetland. Very few differences in nutrient chemistry were found among drains, canals and the Rio Grande, with the exception of elevated chloride and lower phosphorus levels found in the drains. Overall, chloride concentrations increased with distance downstream, likely due to concentration of salts via evaporation from irrigated agriculture. A wastewater treatment plant (WWTP) contributed substantially to total phosphorus and nitrate levels, which, together with ammonia, tended to exceed state criteria for water quality downstream of the WWTP outflow. The created Rio Bosque wetlands reduced nitrate concentrations in the water, possibly via denitrification enhanced by algae; algae increased in biomass as water flowed through the wetlands. However, the diversion of water for irrigated agriculture, resulting in the absence of water, and thus aquatic plants, in the wetland in the summer has limited the ability of this wetland to improve regional water quality. PMID:20705996

  12. Development of Global Change Research in Developing Countries

    NASA Astrophysics Data System (ADS)

    Sierra, Carlos A.; Yepes, Adriana P.

    2010-10-01

    Ecosystems and Global Change in the Context of the Neotropics; Medellín, Colombia, 19-20 May 2010; Research in most areas of global environmental change is overwhelmingly produced outside developing countries, which are usually consumers rather than producers of the knowledge associated with their natural resources. While there have been important recent advances in understanding the causes of global-¬scale changes and their consequences to the functioning of tropical ecosystems, there is still an important gap in the understanding of these changes at regional and national levels (where important political decisions are usually made). A symposium was held with the aim of surveying the current state of research activities in a small, developing country such as Colombia. It was jointly organized by the Research Center on Ecosystems and Global Change, Carbono and Bosques; the National University of Colombia at Medellín and the Colombian Ministry of the Environment, Housing, and Regional Development. This 2-¬day symposium gathered Colombian and international scientists involved in different areas of global environmental change, tropical ecosystems, and human societies.

  13. A Protease-Resistant 61-Residue Prion Peptide Causes Neurodegeneration in Transgenic Mice

    PubMed Central

    Supattapone, Surachai; Bouzamondo, Essia; Ball, Haydn L.; Wille, Holger; Nguyen, Hoang-Oanh B.; Cohen, Fred E.; DeArmond, Stephen J.; Prusiner, Stanley B.; Scott, Michael

    2001-01-01

    An abridged prion protein (PrP) molecule of 106 amino acids, designated PrP106, is capable of forming infectious miniprions in transgenic mice (S. Supattapone, P. Bosque, T. Muramoto, H. Wille, C. Aagaard, D. Peretz, H.-O. B. Nguyen, C. Heinrich, M. Torchia, J. Safar, F. E. Cohen, S. J. DeArmond, S. B. Prusiner, and M. Scott, Cell 96:869–878, 1999). We removed additional sequences from PrP106 and identified a 61-residue peptide, designated PrP61, that spontaneously adopted a protease-resistant conformation in neuroblastoma cells. Synthetic PrP61 bearing a carboxy-terminal lipid moiety polymerized into protease-resistant, ?-sheet-enriched amyloid fibrils at a physiological salt concentration. Transgenic mice expressing low levels of PrP61 died spontaneously with ataxia. Neuropathological examination revealed accumulation of protease-resistant PrP61 within neuronal dendrites and cell bodies, apparently causing apoptosis. PrP61 may be a useful model for deciphering the mechanism by which PrP molecules acquire protease resistance and become neurotoxic. PMID:11259607

  14. Linking ecosystem processes to sustainable wetland management

    USGS Publications Warehouse

    Euliss, Ned H.; Smith, Loren M.; Wilcox, Douglas A.; Browne, Bryant A.

    2009-01-01

    As a result of concern over problems associated with the future of managed wetlands in North America, nearly two dozen wetland scientists and managers met in February 2006 at Bosque del Apache National Wildlife Refuge in New Mexico and discussed a sustainable approach to wetland management. This approach links science with management by focusing on underlying wetland processes. From that meeting, several papers were developed and published in Wetlands to address these concerns (Euliss et al. 2008, Smith et al. 2008, Wilcox 2008). This article summarizes our first paper, Euliss et al. (2008), and a future Newsletter article will summarize Smith et al. (2008). Realization of the role that complex interactions play in maintaining ecosystems, coupled with increasing demands of humans for ecosystem services, has prompted much interest in ecosystem management. Not surprisingly, sustainability of ecosystems has become an explicitly stated goal of many natural resource agencies and, in some cases, has been legislatively mandated to ensure provision of resources for future generations. However, examples of sustainable ecosystem management are uncommon because management goals often focus on specific deliverables rather than processes that sustain ecosystems. This paper has three sections: (1) perspectives in which we provide a bit of history, (2), ecological consequences of a static view, and (3) suggestions to aid wetland managers link management goals with critical ecosystem processes responsible for provision of wetland services.

  15. Far tails of the density of states in amorphous organic semiconductors.

    PubMed

    Novikov, S V

    2015-10-28

    Far tails of the density of state (DOS) are calculated for the simple models of organic amorphous material, the model of dipolar glass and model of quadrupolar glass. It was found that in both models far tails are non-Gaussian. In the dipolar glass model, the DOS is symmetric around zero energy, while for the model of quadrupolar glass, the DOS is generally asymmetric and its asymmetry is directly related to the particular geometry of quadrupoles. Far tails of the DOS are relevant for the quasi-equilibrium transport of the charge carriers at low temperature. Asymmetry of DOS in quadrupolar glasses means a principal inequivalence of the random energy landscape for the transport of electrons and holes. Possible effect of the non-Gaussian shape of the far tails of the DOS on the temperature dependence of carrier drift mobility is discussed. PMID:26520530

  16. MaterialsStudio version 1.5

    E-print Network

    .1TSUBAME (2) CRLF 5.2 PBS 28 #12; $ file benzene.inp benzene.car benzene.mdf benzene.inp: ASCII text, with CRLF line terminators benzene.car: ASCII text, with CRLF line terminators benzene.mdf: ASCII text, with CRLF line terminators CRLFLF dos2unix $ dos2unix benzene.inp benzene.car benzene.mdf dos2unix

  17. Tiragem: 16000 Pas: Portugal

    E-print Network

    Instituto de Sistemas e Robotica

    de 50 mil feridos e um número de desaloja- dos que facilmente chegaria ao meio milhar. As contas comando", ou seja, tratou-se de um exercício que não envolveu "movimentação real de meios no terreno". Um dos comandos envolvidos é o de Car- naxide (Lisboa), onde é feita a gestão dos meios e a resposta aos

  18. An example of the application of geometric morphometric tools to the morphological diagnosis of two sibling species

    E-print Network

    Carvajal-Rodríguez, Antonio

    sibling species in Nassarius (Mollusca, Prosobranchia) Un ejemplo de aplicación de la herramienta de morfometría geométrica en el diagnóstico morfológico de dos especies gemelas en Nassarius (Mollusca

  19. UNIVERSIDADE FEDERAL DE SANTA CATARINA CENTRO DE CINCIAS BIOLGICAS

    E-print Network

    Floeter, Sergio Ricardo

    , Branchiura, Isopoda) e Annelida (Hirudinea) Unidade 3: Organismos cultivados em ambientes aquáticos. Estudo ecológicos dos seguintes taxa: Porifera, Cnidaria (Hydrozoa e Anthozoa), Annelida (Polychaeta), Crustacea

  20. Two Sensor Kinases Contribute to the Hypoxic Response of Mycobacterium tuberculosis*

    PubMed Central

    Roberts, David M.; Liao, Reiling P.; Wisedchaisri, Goragot; Hol, Wim G. J.; Sherman, David R.

    2005-01-01

    Current estimates indicate that nearly a third of the world's population is latently infected with Mycobacterium tuberculosis. Reduced oxygen tension and nitric oxide exposure are two conditions encountered by bacilli in vivo that may promote latency. In vitro exposure to hypoxia or nitric oxide results in bacterial stasis with concomitant induction of a 47-gene regulon controlled by the transcription factor DosR. In this report we demonstrate that both the dosS gene adjacent to dosR and another gene, dosT (Rv2027c), encode sensor kinases, each of which can autophosphorylate at a conserved histidine and then transfer phosphate to an aspartate residue of DosR. Mutant bacteria lacking both sensors are unable to activate expression of DosR-regulated genes. These data indicate that DosR/DosS/DosT comprise a two-component signaling system that is required for the M. tuberculosis genetic response to hypoxia and nitric oxide, two conditions that produce reversible growth arrest in vitro and may contribute to latency in vivo. PMID:15033981

  1. Obituary: Raimundo Magalhães Jr. (1907-1981)

    E-print Network

    Chiu-Olivares, M. Isela

    1982-04-01

    último dos quais se encontrava em curso de publicação à morte do autor, e dois livros de teatro: Artur Azevedo e Sua Época que ganhou o premio Sílvio Romero da ABL, e Martins Pena e sua Época. Magalhães foi um dos fundadores da Sociedade Brasileira de... último dos quais se encontrava em curso de publicação à morte do autor, e dois livros de teatro: Artur Azevedo e Sua Época que ganhou o premio Sílvio Romero da ABL, e Martins Pena e sua Época. Magalhães foi um dos fundadores da Sociedade Brasileira de...

  2. Electrospun Carbon Nanofiber Webs with Controlled Density of States for Sensor Applications

    E-print Network

    Mao, Xianwen

    Electrospun carbon nanofiber (CNF) webs with controlled density of states (DOS) are synthesized through varying the carbonization conditions to manipulate the concentration of nanosized graphite domains. These materials ...

  3. Generation of an S(?,?) Covariance Matrix by Monte Carlo Sampling of the Phonon Frequency Spectrum

    NASA Astrophysics Data System (ADS)

    Holmes, J. C.; Hawari, A. I.

    2014-04-01

    Formats and procedures are currently established for representing covariances in the ENDF library for many reaction types. However, no standard exists for thermal neutron inelastic scattering cross section covariance data. These cross sections depend on the material's dynamic structure factor, or S(?,?). The structure factor is a function of the phonon density of states (DOS). Published ENDF thermal neutron scattering libraries are commonly produced by modeling codes, such as NJOY/LEAPR, which utilize the DOS as the fundamental input and directly output the S(?,?) matrix. To calculate covariances for the computed S(?,?) data, information about uncertainties in the DOS is required. The DOS may be viewed as a probability distribution function of available atomic vibrational energy states in a solid. In this work, density functional theory and lattice dynamics in the harmonic approximation were used to simulate the structure of silicon dioxide (?-quartz) to produce the DOS. A range for the variation in the partial DOS for silicon in ?-quartz was established based on limits of variation in the crystal lattice parameters. Uncertainty in an experimentally derived DOS may also be incorporated with the same methodology. A description of possible variation in the DOS allowed Monte Carlo generation of a set of perturbed DOS spectra which were sampled to produce the S(?,?) covariance matrix for scattering with silicon in ?-quartz. With appropriate sensitivity matrices, it is shown that the S(?,?) covariance matrix can be propagated to generate covariance matrices for integrated cross sections, secondary energy distributions, and coupled energy-angle distributions.

  4. If Your Child Learns in Two Languages: A Parent's Guide for Improving Educational Opportunities for Children Acquiring English as a Second Language = Si su nino aprende en dos idiomes: Una guia para que las familias sepan como mejorar las oportunidades educativas de los ninos que adquieren el ingles como segunda lengua = Neu lon Ban Hoc Bang Hai Thu Tieng: Chi-nam cua phu-huynh de cai tien co hoi hoc van cua con em dang hoc Anh van nhu sinh ngu thu hai.

    ERIC Educational Resources Information Center

    Zelasko, Nancy; Antunez, Beth

    This guide, in English, Spanish, and Vietnamese, aims to inform parents of students who have learned or are learning English as a Second Language about appropriate approaches for educating children so that they can work with schools to ensure a high quality education for their children. The emphasis is on explaining the laws, schools, and research…

  5. GEOMETRIA II. Segundo Parcial. 16 de junio de 2011.

    E-print Network

    Ros, Antonio

    GEOMETR´IA II. Segundo Parcial. 16 de junio de 2011. 1. Enunciar y demostrar los teoremas de Pascal y Brianchon. 2. Teorema.- Si los lados hom´ologos de dos cuadril´ateros de RP2 se cortan en puntos. (b) Dar una versi´on af´in. (c) Demostrar el teorema. 3. Dado un tri´angulo ABC, se consideran dos

  6. 76 FR 76476 - Notice of Meeting of the Cultural Property Advisory Committee

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-12-07

    ... Notice 7658; Cyprus Docket No. DOS-2011-0135; Peru Docket No. DOS-2011-0136] Notice of Meeting of the... with Peru Memorandum of Understanding Between the Government of the United States of America and the Government of the Republic of Peru Concerning the Imposition of Import Restrictions on...

  7. Tiragem: 68889 Pas: Portugal

    E-print Network

    Instituto de Sistemas e Robotica

    ,umvalorsuperioràque- laquefoiacontribuiçãodoPaís paraosfundoscomunitários. Revolução na indústria dos jogos Chama-se CR ­ Playe pretende revolucionara indústria dos jogos e tornarmais fácil a vida de quem a eles se dedica. E isto com uma tecnologia que per- mite tirarfotografias e integrá- -las num ambiente de jogo.DR MARCO MEROLA Tecnologia usada

  8. Dinmica de Populaes Aluno: Leonardo Henrique Caldeira Pires Ferrari

    E-print Network

    Díaz, Lorenzo J.

    interespecíficas até teoria dos jogos evolutiva. Foi também estudada a dependência aos parâmetros e as bifurcações tempo e observar bifurcações que surgem com certos parâmetros. A teoria dos jogos evolutiva, por sua vez

  9. UNIVERSIDADE DE LISBOA FACULDADE DE CINCIAS

    E-print Network

    Grilo, Carlos

    utilizando como plataforma de trabalho a Teoria dos Jogos Evolucionária. Os resultados mostram que, em geral. Palavras chave: Evolução da Cooperação, Dinâmica de Actualização, Teoria dos Jogos Evolucionária, Jogos

  10. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ...files. The Central Intelligence Agency (CIA) and National Security Council (NSC...authorization for access must be obtained from the CIA, NSC, Department of State (DoS), and...authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  11. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ...files. The Central Intelligence Agency (CIA) and National Security Council (NSC...authorization for access must be obtained from the CIA, NSC, Department of State (DoS), and...authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  12. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ...files. The Central Intelligence Agency (CIA) and National Security Council (NSC...authorization for access must be obtained from the CIA, NSC, Department of State (DoS), and...authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  13. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ...files. The Central Intelligence Agency (CIA) and National Security Council (NSC...authorization for access must be obtained from the CIA, NSC, Department of State (DoS), and...authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  14. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ...files. The Central Intelligence Agency (CIA) and National Security Council (NSC...authorization for access must be obtained from the CIA, NSC, Department of State (DoS), and...authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  15. Measuring Student Learning in Social Justice Courses: The Diversity and Oppression Scale

    ERIC Educational Resources Information Center

    Windsor, Liliane Cambraia; Shorkey, Clay; Battle, DuWayne

    2015-01-01

    The Diversity and Oppression Scale (DOS) is a standardized instrument measuring self-reported student learning about diversity and oppression based on requirements of the Council on Social Work Education. DOS was tested with social work students in 2 major North American universities. Factor structure was examined using exploratory factor analysis…

  16. 76 FR 5298 - Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-500 Airplanes

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-01-31

    ... 12866; 2. Is not a ``significant rule'' under the DOT Regulatory Policies and Procedures (44 FR 11034... Support, Av. Brig. Farina Lima, 2170, Sao Jose dos Campos-- SP, CEP: 12227-901--PO Box: 36/2, BRASIL.... Farina Lima, 2170, Sao Jose dos Campos-SP, CEP: 12227-901--PO Box: 36/2, BRASIL; telephone: ++55 12...

  17. UNREL(TM) -REL to ASM translator Table of Contents

    E-print Network

    Mann, Tim

    . UNREL, DEDCODREL, SPLITLIB: Copyright O 1986/7Riclin Computer Products, All rights reserved. CP/M is a trademark of Digital Research Incorporated LDOS is a trademark of MISOSYS, Inc. LS-DOS a trademark on both the UNREL-T80 product (usable on a TRS-80 with either LDOS(TM) 5.x or LS-DOS(TM) 6.x

  18. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ... (CIA) and National Security Council (NSC) are not signatories to the Agreement. Authorization for... from the CIA, NSC, Department of State (DoS), and any other non-DoD Agency whose classified information... historian, authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  19. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ... (CIA) and National Security Council (NSC) are not signatories to the Agreement. Authorization for... from the CIA, NSC, Department of State (DoS), and any other non-DoD Agency whose classified information... historian, authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  20. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ... (CIA) and National Security Council (NSC) are not signatories to the Agreement. Authorization for... from the CIA, NSC, Department of State (DoS), and any other non-DoD Agency whose classified information... historian, authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  1. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ... (CIA) and National Security Council (NSC) are not signatories to the Agreement. Authorization for... from the CIA, NSC, Department of State (DoS), and any other non-DoD Agency whose classified information... historian, authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  2. 32 CFR Appendix B to Part 197 - Procedures for Historical Researchers Permanently Assigned Within the Executive Branch Working on...

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ... (CIA) and National Security Council (NSC) are not signatories to the Agreement. Authorization for... from the CIA, NSC, Department of State (DoS), and any other non-DoD Agency whose classified information... historian, authorization for access must be obtained from the CIA, NSC, DoS, and any other non-DoD...

  3. 77 FR 36329 - Notice of Intent to Prepare an Environmental Impact Statement and Notice of Scoping Meeting

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-06-18

    ... international relations of the United States, is to shape and sustain a peaceful, prosperous, just, and... people around the world. DOS has a number of domestic and international responsibilities associated with..., pursuant to the International Chancery Act of 1968, Congress authorized DOS to undertake the development...

  4. Spatial relations across scales in land change models Evaldinolia G. Moreira1, 2

    E-print Network

    Camara, Gilberto

    1 , Sérgio S. Costa1 , Gilberto Câmara1 1 Earth System Science Center (CST) ­ Instituto Nacional de Pesquisas Espaciais (INPE) - Av. dos Astronautas, 1758 ­ 12227-001 ­ São José dos Campos ­ SP ­ Brasil 2 at different scales (such as farms in Central Amazonia to soybean market consumers at the global scale). We

  5. Von Neumann, o cientista e a figura humana

    E-print Network

    Kohayakawa, Yoshiharu

    ~ao de Energia Atâ??omica dos EUA, Washington, D.C. (nomea¸c~ao presidencial). 1953 D.Sc. (hon.), Instituto'ecnico­Consultivo sobre Energia Atâ??omica, Washington, D.C. 1955­57 Delegado de Energia Atâ??omica dos EUA (nomea

  6. A Visualization Tool For SYN Flooding Attack Detection Joshua Foster

    E-print Network

    Subramanian, Kalpathi R.

    years [4]. SYN flooding is a highly popular type of DoS attack, owing to its relatively easily and experimentation with the program. 2 SYN FLOODING The SYN flooding attack is an easy-to-execute type of DoS attackA Visualization Tool For SYN Flooding Attack Detection Joshua Foster Supervisors: Drs. K

  7. Choosing the Right Database Management Program.

    ERIC Educational Resources Information Center

    Vockell, Edward L.; Kopenec, Donald

    1989-01-01

    Provides a comparison of four database management programs commonly used in schools: AppleWorks, the DOS 3.3 and ProDOS versions of PFS, and MECC's Data Handler. Topics discussed include information storage, spelling checkers, editing functions, search strategies, graphs, printout formats, library applications, and HyperCard. (LRW)

  8. Fast Detection of Denial-of-Service Attacks on IP Hemant Sengar Haining Wang Duminda Wijesekera Sushil Jajodia

    E-print Network

    Wang, Haining

    ] defends IP telephony against DoS attacks. The same method has been applied to detect TCP SYN flooding to various DoS attacks at different protocol layers. An attacker can easily disrupt VoIP services by flooding protocol behaviors and then detect the traffic anomalies caused by flooding attacks. Our experimental

  9. An Information Flow Method to Detect Denial of Service Vulnerabilities

    E-print Network

    Mullins, John

    of the most famous DoS is the SYN flooding attack [Schuba et al. 1997] on the TCP/IP protocol. Since 1996 to the attacker. The first contribution of this paper is to introduce a new security property called impassivity characterization for DoS has made this type of attack a growing concern for protocol designers. This paper

  10. Denial of Service and Anomaly Vasilios A. Siris

    E-print Network

    Stylianou, Yannis

    " CUSUM (CUmulative SUM) ! Application to SYN attack detection ! Experimental results ! Conclusions capacity " Other services: DNS ! Technique: flooding Importance of DoS attacks ! Recent surveys: " 40 and future work #12;2 Denial of Service (DoS) attacks ! Aim is to prevent users from receiving service

  11. MLJ Computer Corner.

    ERIC Educational Resources Information Center

    Brink, Dan

    1986-01-01

    A general technique for customizing computer printers (with the MS-DOS or PC-DOS software) to the special needs of foreign language professionals is described, and examples are presented. This "detour" technique can be used to turn the printer into a typewriter and send character sequences to the printer. (CB)

  12. Static analysis of Higher-order programs

    E-print Network

    Might, Matt

    -crime each year. FBI Why: Verification 9 Bugs cost U.S. economy $60 billion annually. NIST #12;Why: Security Source: CSI/FBI Survey 2007 Vulnerabilities Fraud Dumb Employees DoS Cost of cybercrime ($80bn) 10 #12 2008Source: CSI/FBI Survey 2007 Vulnerabilities Fraud Dumb Employees DoS Type of vulnerability

  13. Denial of Service Attacks and Mitigation for Stability in Cyber-Enabled Power Grid

    E-print Network

    Kundur, Deepa

    - latency Nash Equilibrium routing topology always exists for the system. Numerical results indicate are susceptible to cyber-physical security vulnerabilities and therefore are prone to cyber attacks such as Denial of Service (DoS). DoS attacks that compromise RNs can manipulate these to behave in the following manner

  14. REGIMENTO DO CURSO DE PS-GRADUAO EM CINCIA E TECNOLOGIA DE MATERIAIS E SENSORES

    E-print Network

    REGIMENTO DO CURSO DE PÓS-GRADUAÇÃO EM CIÊNCIA E TECNOLOGIA DE MATERIAIS E SENSORES TÍTULO I DOS Sensores (CMS), do Curso de Pós-graduação em Engenharia e Tecnologia Espaciais (ETE) do INPE, tem como Regimento dos Cursos de Pós-Graduação do INPE, pelas normas do Conselho de Pós-Graduação, pelo Regimento do

  15. ENSINO SUPERIOR MEDIDA APLICA-SE NO PRXIMO ANO LETIVO 428 cursos tm

    E-print Network

    Instituto de Sistemas e Robotica

    ENSINO SUPERIOR ¦ MEDIDA APLICA-SE NO PRÓXIMO ANO LETIVO 428 cursos têm de manter vagas ¦ Desemprego alto entre diplomados impede aumento de vagas em 41 por cento dos cursos ·BERNARDO ESTEVES Quase de vagas. A maioria dos 428 cursos afetados pertencem às áreas das ciências sociais e das letras, com

  16. AF3KI.4.pdf ACP/IPOC 2013 OSA 2013 Broadband photon time of flight spectroscopy: advanced

    E-print Network

    in food [3], pharmaceutical[4], and timber[5] industries. The key advantage of near-infrared (NIR) DOS spectroscopy in industrial applications is that, combined with chemo-metric analysis, it is capable. Furthermore, NIR DOS spectroscopy is relatively cheap, fast, and easy to implement, and can be set up

  17. 75 FR 33883 - Notice of Extension of Public Comment Period for the Proposed Keystone XL Pipeline Project; Draft...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2010-06-15

    ... notice (75 FR 20653) of the availability of the DEIS and notice of nineteen public comment meetings to be..., 2010 (75 FR 22890). As noted, the DOS is now extending the public comment period for a second time.... Please note that DOS mail can be delayed due to security screening. Fax to: (202) 647-1052,...

  18. University of New Orleans Office of Research and Sponsored Programs Weekly Funding Opportunities March 16, 2015

    E-print Network

    Li, X. Rong

    Coast of Honduras AGENCY: U.S. Department of State (DOS); International Narcotics and Law Enforcement.S. Department of State (DOS); International Narcotics and Law Enforcement Affairs (INL) Notice seeking services throughout Honduras in support of citizen security and anti-narcotics programming in areas

  19. DAC Decanato de Assuntos Comunitrios DDS Diretoria de Desenvolvimento Social

    E-print Network

    Maier, Rudolf Richard

    regularmente matriculados em disciplinas dos cursos presenciais de graduação e pós-graduação (mestrado e Universitário (RU): permite a todos os estudantes dos cursos presenciais de graduação e de pós socioeconômica, acesso gratuito às refeições (café da manhã, almoço e jantar) servidas nos Restaurantes

  20. DAC Decanato de Assuntos Comunitrios DDS Diretoria de Desenvolvimento Social

    E-print Network

    Maier, Rudolf Richard

    regularmente matriculados em disciplinas dos cursos presenciais de graduação e pós-graduação (mestrado e gratuita no Restaurante Universitário (RU): permite a todos os estudantes dos cursos presenciais de de vulnerabilidade socioeconômica, acesso gratuito às refeições (café da manhã, almoço e jantar

  1. Universidade de Braslia Decanato de Assuntos comunitrios

    E-print Network

    Maier, Rudolf Richard

    regularmente matriculados em disciplinas dos cursos presenciais de graduação e pós-graduação (mestrado e cursos presenciais de graduação e de pós-graduação (mestrado e doutorado) dos Campi Darcy Ribeiro, Ceilândia e Gama e Planaltina em situação de vulnerabilidade socioeconômica, acesso gratuito às refeições

  2. RESPSYST: An Interactive Microcomputer Program for Education.

    ERIC Educational Resources Information Center

    Boyle, Joseph

    1985-01-01

    RESPSYST is a computer program (written in BASICA and using MS-DOS/PC-DOS microcomputers) incorporating more than 20 of the factors that determine gas transport by the cardio-respiratory system. The five-part program discusses most of these factors, provides several question/answer sections, and relies heavily on graphics to demonstrate…

  3. Instrues de utilizao O badge do Centenrio do IST --que se apresenta e configura como um hyperlink para o respectivo website comemorativo

    E-print Network

    Instituto de Sistemas e Robotica

    como um hyperlink para o respectivo website comemorativo --, será a forma oficial de associação dos diversos websites dos serviços e/ou iniciativas do IST ao mesmo, por forma a assegurar uma consistência no canto superior direito do website. Assegure-se --através do visionamento do código-fonte-- que está

  4. 77 FR 14581 - Notice of Meeting of the Cultural Property Advisory Committee

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-03-12

    ... Notice 7767; Guatemala Docket No. DOS-2012-0011; Mali Docket No. DOS-2012-0012] Notice of Meeting of the... Government of the United States of America and the Government of the Republic of Guatemala Concerning the... Guatemala (MOU) and the Agreement Between the Government of the United States of America and the...

  5. Yours, Mine or Ours: What Counts as Innovation?

    ERIC Educational Resources Information Center

    Cooksey, Ray W.

    2011-01-01

    In this paper, I argue that research and development organizations (R&DOs) have particular perspectives on what counts as an innovation whereas the potential adopting users usually have quite different often diverse perspectives. If these "worldviews" do not overlap or speak to each other, then what R&DOs consider innovative might constitute a…

  6. Density of states of two-dimensional systems with long-range logarithmic interactions

    NASA Astrophysics Data System (ADS)

    Somoza, Andrés M.; Ortuño, Miguel; Baturina, Tatyana I.; Vinokur, Valerii M.

    2015-08-01

    We investigate a single-particle density of states (DOS) in strongly disordered two-dimensional high dielectric permittivity systems with logarithmic Coulomb interaction between particles. We derive self-consistent DOS at zero temperature and show that it is appreciably suppressed as compared to the DOS expected from the Efros-Shklovskii approach. We carry out zero- and finite-temperature Monte Carlo numerical studies of the DOS and find the perfect agreement between the numerical and analytical results at zero temperature, observing, in particular, a hardening of the Coulomb gap with the increasing electrostatic screening length. At finite temperatures, we reveal a striking scaling of the DOS as a function of energy normalized to the temperature of the system.

  7. Are dangerous offenders different from other offenders? A clinical profile.

    PubMed

    Langevin, Ron; Curnoe, Suzanne

    2014-07-01

    The Canadian dangerous offender (DO) statute requires the assistance of psychiatrists and psychologists in evaluating offenders' potential danger and risk of future offenses, without substantive supporting empirical clinical research on the topic. The present study compared 62 men facing Canadian DO applications to 2,414 non-DO sexual and violent offenders (ACs) and 62 non-DO offenders matched on offense type (MCs). DOs differed significantly from ACs on 30 of 45 variables and from MCs only on 6. More DOs than MCs had an extensive criminal history, were psychopaths, and had more school truancy. Compared with ACs, DOs had less education and more school adjustment problems, more disturbed childhoods, and more often were diagnosed with sadism, psychopathy, and substance abuse problems. Total sexual and violent offense convictions provided the best but weak distinction of DOs from ACs. The "three strikes" law is noted and early intervention in DOs' criminal careers is discussed. PMID:23525177

  8. Advances in the application of the SWAT model for water resources management

    NASA Astrophysics Data System (ADS)

    Jayakrishnan, R.; Srinivasan, R.; Santhi, C.; Arnold, J. G.

    2005-02-01

    Developments in computer technology have revolutionized the study of hydrologic systems and water resources management. Several computer-based hydrologic/water quality models have been developed for applications in hydrologic modelling and water resources studies. Distributed parameter models, necessary for basin-scale studies, have large input data requirements. Geographic information systems (GIS) and model-GIS interfaces aid the efficient creation of input data files required by such models. One such model available for the water resources professional is the Soil and Water Assessment Tool (SWAT), a distributed parameter model developed by the United States Department of Agriculture. This paper describes some recent advances made in the application of SWAT and the SWAT-GIS interface for water resources management. Four case studies are presented. The Hydrologic Unit Model for the United States (HUMUS) project used SWAT to conduct a national-scale analysis of the effect of management scenarios on water quantity and quality. Integration of the SWAT model with rainfall data available from the WSR-88D radar network helps us to incorporate the spatial variability of rainfall into the modelling process. This study demonstrates the usefulness of radar rainfall data in distributed hydrologic studies and the potential of SWAT for application in flood analysis and prediction. A hydrologic modelling study of the Sondu river basin in Kenya using SWAT indicates the potential for application of the model in African watersheds and points to the need for development of better model input data sets in Africa, which are critical for detailed water resources studies. The application of SWAT for water quality analysis in the Bosque river basin, Texas demonstrates the strength of the model for analysing different management scenarios to minimize point and non-point pollution, and its potential for application in total maximum daily load (TMDL) studies.

  9. Electromagnetic surveys to detect clay-rich sediment in the Rio Grande inner valley, Albuquerque area, New Mexico

    USGS Publications Warehouse

    Bartolino, James R.; Sterling, Joseph M.

    2000-01-01

    Information on the presence of clay-rich layers in the inner-valley alluvium is essential for quantifying the amount of water transmitted between the Rio Grande and the Santa Fe Group aquifer system. This report describes a study that used electromagnetic surveys to provide this information. In the first phase of the study, electromagnetic soundings were made using time-domain and frequency-domain electro- magnetic methods. On the basis of these initial results, the time- domain method was judged ineffective because of cultural noise in the study area, so subsequent surveys were made using the frequency-domain method. For the second phase of the study, 31 frequency-domain electromagnetic surveys were conducted along the inner valley and parallel to the Rio Grande in the Albuquerque area in the spring and summer of 1997 to determine the presence of hydrologically significant clay-rich layers buried in the inner-valley alluvium. For this report, the 31 survey sections were combined into 10 composite sections for ease of interpretation. Terrain-conductivity data from the surveys were modeled using interpretation software to produce geoelectric cross sections along the survey lines. This modeling used lithologic logs from two wells installed near the survey lines: the Bosque South and Rio Bravo 5 wells. Because of cultural interference, location of the wells and soundings, complex stratigraphy, and difficulty interpreting lithology, such interpretation was inconclusive. Instead, a decision process based on modeling results was developed using vertical and horizontal dipole 40-meter intercoil spacing terrain-conductivity values. Values larger than or equal to 20 millisiemens per meter were interpreted to contain a hydrologically significant thickness of clay-rich sediment. Thus, clay-rich sediment was interpreted to underlie seven segments of the 10 composited survey lines, totaling at least 2,660 meters of the Rio Grande inner valley. The longest of these clay-rich segments is a 940-meter reach between Bridge and Rio Bravo Boulevards.

  10. Determining Subsurface Structure From Microtremors Using a Passive Circular Array

    NASA Astrophysics Data System (ADS)

    Folger, D. S.; Doser, D. I.; Velasco, A. A.

    2005-12-01

    The amount of damage to a structure during an earthquake is related to the ground motion at that site. Therefore, it is important to study seismic waves that propagate through specific soil types to understand site response. However, active seismic surveys are susceptible to noise interference and are limited due to spatial need while boreholes are costly. We develop a method using a passive array to study Rayleigh waves from microtremors, waves originating from building appliances, cars, pedestrians walking, etc. By using everyday noises as the source, site-specific analysis can be done in urban areas without worrying about noise interference or disturbing the public with explosions or other loud active sources. The array is comprised of short period Texans, self contained geophones, which record continuously for 24 hours. Our technique differs slightly from traditional SPAC (SPatial Auto-Correlation) methods used in passive arrays. We first cross correlate time windows between two receivers then stack the correlations to determine a phase delay. Performing the correlation at different frequencies will create a dispersion curve that can be inverted for shear velocity. This approach is similar to the two-station phase delay method used in regional tomography studies at much longer periods. Stacking removes off-azimuth energy, so we do not need to assume a source direction. Preliminary results from a previous passive array survey conducted near El Paso, Texas show 1-D velocity models can be created by cross-correlating noise at various frequencies. We will conduct another survey in alluvium sands at Rio Bosque Park east of El Paso. We will validate the results with active seismic refraction and surface wave survey results as well as other geophysical techniques to determine if a passive array using microtremors is an accurate method of determining subsurface structure.

  11. Variation in phenology of hibernation and reproduction in the endangered New Mexico meadow jumping mouse (Zapus hudsonius luteus).

    PubMed

    Frey, Jennifer K

    2015-01-01

    Hibernation is a key life history feature that can impact many other crucial aspects of a species' biology, such as its survival and reproduction. I examined the timing of hibernation and reproduction in the federally endangered New Mexico meadow jumping mouse (Zapus hudsonius luteus), which occurs across a broad range of latitudes and elevations in the American Southwest. Data from museum specimens and field studies supported predictions for later emergence and shorter active intervals in montane populations relative to lower elevation valley populations. A low-elevation population located at Bosque del Apache National Wildlife Refuge (BANWR) in the Rio Grande valley was most similar to other subspecies of Z. hudsonius: the first emergence date was in mid-May and there was an active interval of 162 days. In montane populations of Z. h. luteus, the date of first emergence was delayed until mid-June and the active interval was reduced to ca 124-135 days, similar to some populations of the western jumping mouse (Z. princeps). Last date of immergence into hibernation occurred at about the same time in all populations (mid to late October). In montane populations pregnant females are known from July to late August and evidence suggests that they have a single litter per year. At BANWR two peaks in reproduction were expected based on similarity of active season to Z. h. preblei. However, only one peak was clearly evident, possibly due to later first reproduction and possible torpor during late summer. At BANWR pregnant females are known from June and July. Due to the short activity season and geographic variation in phenology of key life history events of Z. h. luteus, recommendations are made for the appropriate timing for surveys for this endangered species. PMID:26290794

  12. Use of ultralight aircraft for introducing migratory crane populations

    USGS Publications Warehouse

    Clegg, K.R.; Lewis, J.C.; Ellis, D.H.

    1997-01-01

    Objectives were to determine if captive-reared cranes could be led behind an ultralight aircraft (UL) along a migration route and, if after release on a wintering area, they would integrate with wild cranes and migrate north in spring to their natal area without assistance. Greater sandhill cranes (Grus canadensis tabida) were used as the research surrogate for whooping cranes (Grus americana). In 1995, the senior author raised 15 cranes to fledging and trained them to respond to his vocal imitation of a sandhill crane brood call. Chicks learned to follow him as he walked, drove an all-terrain vehicle (ATV), or piloted an UL. The caretakers were not in crane costumes. Cranes were tame but allowed to roam at will without accompanying humans part of the day and were penned at night. Daily excursions provided exposure to habitats, foods, and predators the birds would encounter after release into the wild. In mid-October 1995, 11 radio-tagged cranes were led in migration from Grade, Idaho to Bosque del Apache National Wildlife Refuge (BdANWR), central New Mexico, and released near wild wintering sandhill cranes. The 1,204km migration took 11 days, including 1 day when the aircraft were grounded due to a winter storm. Hazards encountered enroute included mountainous terrain, turbulent air, and attacks by gold eagles (Aquila chrysaetos). On the wintering ground, hazards included crane hunters and coyotes (Canis latrans). Within 2 days after release at the BdANWR wintering site, the research cranes were associating with and imitating the behavior of wild cranes. The 4 surviving birds migrated north in spring 1996 and at the time of this writing 2 were within 53 km of their natal area in Idaho.

  13. Developing spatially explicit footprints of plausible land-use scenarios in the Santa Cruz Watershed, Arizona and Sonora

    USGS Publications Warehouse

    Norman, Laura M.; Feller, Mark; Villarreal, Miguel L.

    2012-01-01

    The SLEUTH urban growth model is applied to a binational dryland watershed to envision and evaluate plausible future scenarios of land use change into the year 2050. Our objective was to create a suite of geospatial footprints portraying potential land use change that can be used to aid binational decision-makers in assessing the impacts relative to sustainability of natural resources and potential socio-ecological consequences of proposed land-use management. Three alternatives are designed to simulate different conditions: (i) a Current Trends Scenario of unmanaged exponential growth, (ii) a Conservation Scenario with managed growth to protect the environment, and (iii) a Megalopolis Scenario in which growth is accentuated around a defined international trade corridor. The model was calibrated with historical data extracted from a time series of satellite images. Model materials, methodology, and results are presented. Our Current Trends Scenario predicts the footprint of urban growth to approximately triple from 2009 to 2050, which is corroborated by local population estimates. The Conservation Scenario results in protecting 46% more of the Evergreen class (more than 150,000 acres) than the Current Trends Scenario and approximately 95,000 acres of Barren Land, Crops, Deciduous Forest (Mesquite Bosque), Grassland/Herbaceous, Urban/Recreational Grasses, and Wetlands classes combined. The Megalopolis Scenario results also depict the preservation of some of these land-use classes compared to the Current Trends Scenario, most notably in the environmentally important headwaters region. Connectivity and areal extent of land cover types that provide wildlife habitat were preserved under the alternative scenarios when compared to Current Trends.

  14. Variation in phenology of hibernation and reproduction in the endangered New Mexico meadow jumping mouse (Zapus hudsonius luteus)

    PubMed Central

    2015-01-01

    Hibernation is a key life history feature that can impact many other crucial aspects of a species’ biology, such as its survival and reproduction. I examined the timing of hibernation and reproduction in the federally endangered New Mexico meadow jumping mouse (Zapus hudsonius luteus), which occurs across a broad range of latitudes and elevations in the American Southwest. Data from museum specimens and field studies supported predictions for later emergence and shorter active intervals in montane populations relative to lower elevation valley populations. A low-elevation population located at Bosque del Apache National Wildlife Refuge (BANWR) in the Rio Grande valley was most similar to other subspecies of Z. hudsonius: the first emergence date was in mid-May and there was an active interval of 162 days. In montane populations of Z. h. luteus, the date of first emergence was delayed until mid-June and the active interval was reduced to ca 124–135 days, similar to some populations of the western jumping mouse (Z. princeps). Last date of immergence into hibernation occurred at about the same time in all populations (mid to late October). In montane populations pregnant females are known from July to late August and evidence suggests that they have a single litter per year. At BANWR two peaks in reproduction were expected based on similarity of active season to Z. h. preblei. However, only one peak was clearly evident, possibly due to later first reproduction and possible torpor during late summer. At BANWR pregnant females are known from June and July. Due to the short activity season and geographic variation in phenology of key life history events of Z. h. luteus, recommendations are made for the appropriate timing for surveys for this endangered species. PMID:26290794

  15. The status of conservation of urban forests in eastern Amazonia.

    PubMed

    Amaral, D D; Vieira, I C G; Salomão, R P; Almeida, S S; Jardim, M A G

    2012-05-01

    This study aims to identify the remnant tree flora in six forest fragments in the metropolitan area of Belém and to analyze these fragments in terms of biological conservation, species richness and diversity in the local urban landscape. The fragments and their respective sampling areas were as follows: Amafrutas reserve (15 ha), Trambioca Is. reserve (2 ha), Bosque Rodrigues Alves city park (15 ha), Combu Is. reserve (10 ha), Gunma Park reserve (10 ha) and Mocambo reserve (5 ha). Inventories were built from lineal plots of 250 m² and included trees with DBH equal to or greater than 10 cm at a height of 1.3 m above ground. Sixty-nine families and 759 species, of which eight were officially listed as endangered (Brazilian National Flora: Ministry of Environment, Normative Instruction of September, 2008; Pará State Flora: Decree Nº. 802 of February 2008) were recorded. These endangered species are: Aspidosperma desmanthum Benth. ex Müll. Arg. (Apocynaceae), Cedrela odorata L. (Meliaceae), Eschweilera piresii S.A Mori (Lecythidaceae), Euxylophora paraensis Huber (Rutaceae), Hymenolobium excelsum Ducke (Leguminosae), Manilkara huberi (Ducke) Chevalier (Sapotaceae), Tabebuia impetiginosa (Mart. ex DC.) Standl. (Bignoniaceae), Mezilaurus itauba (Meisn.) Taub. ex Mez (Lauraceae) and Qualea coerulea Aubl. (Vochysiaceae). Emergency actions such as implementing management plans for already existing Conservation Units, the creation of new such units in areas of primary forest fragments (as in the case of the Amafrutas reserve), as well as the intensification of actions of surveillance and monitoring, should be undertaken by Federal, State, and Municipal environmental agencies so as to ensure the conservation of these last primary forest remnants in the metropolitan area of Belém. PMID:22735132

  16. Application of a geomorphic and temporal perspective to wetland management in North America

    USGS Publications Warehouse

    Smith, L.M.; Euliss, N.H., Jr.; Wilcox, D.A.; Brinson, M.M.

    2008-01-01

    The failure of managed wetlands to provide a broad suite of ecosystem services (e.g., carbon storage, wildlife habitat, ground-water recharge, storm-water retention) valuable to society is primarily the result of a lack of consideration of ecosystem processes that maintain productive wetland ecosystems or physical and social forces that restrict a manager's ability to apply actions that allow those processes to occur. Therefore, we outline a course of action that considers restoration of ecosystem processes in those systems where off-site land use or physical alterations restrict local management. Upon considering a wetland system, or examining a particular management regime, there are several factors that will allow successful restoration of wetland services. An initial step is examination of the political/social factors that have structured the current ecological condition and whether those realities can be addressed. Most successful restorations of wetland ecosystem services involve cooperation among multiple agencies, acquisition of funds from non-traditional sources, seeking of scientific advice on ecosystem processes, and cultivation of good working relationships among biologists, managers, and maintenance staff. Beyond that, in on-site wetland situations, management should examine the existing hydrogeomorphic situation and processes (e.g., climatic variation, tides, riverine flood-pulse events) responsible for maintenance of ecosystem services within a given temporal framework appropriate for that wetland's hydrologic pattern. We discuss these processes for five major wetland types (depressional, lacustrine, estuarine, riverine, and man-made impoundments) and then provide two case histories in which this approach was applied: Seney National Wildlife Refuge with a restored fen system and Bosque del Apache National Wildlife Refuge where riverine processes have been simulated to restore native habitat. With adequate partnerships and administrative and political support, managers faced with degraded and/or disconnected wetland processes will be able to restore ecosystem services for society in our highly altered landscape by considering wetlands in their given hydrogeomorphic setting and temporal stage. ?? 2008 The Society of Wetland Scientists.

  17. Identification of the sources of Escherichia coli in a watershed using carbon-utilization patterns and composite data sets.

    PubMed

    Moussa, Samir H; Massengale, Rene D

    2008-06-01

    The field of bacterial source tracking (BST) has been rapidly evolving to meet the demands of water pollution analysis, specifically the contamination of waterways and drinking water reservoirs by point source and nonpoint source pollution. The goal of the current study was to create a BST library based on carbon-utilization patterns (CUP) for predicting sources of E. coli in a watershed, to compare this library to an antibiotic-resistance analysis (ARA) library previously published for the same isolates, and to determine the efficacy of using a composite dataset which combines data from both datasets into a single library for predicting the source of unknown isolates. This was accomplished by generating a CUP dataset and a composite ARA-CUP dataset for the E. coli isolates from known fecal sources within a watershed. These libraries were then used to predict the sources of E. coli isolates collected from 13 water sites in the same watershed and compared in regard to predictive accuracy. The dominant sources of E. coli in the South Bosque watershed were cattle as identified by all three methods. The 6-source composite library had higher average rates of correct classification (96.7%), specificity (99.2%), positive-predictive value (99.1%), and negative-predictive value (96.8%) than either the ARA or CUP 6 source libraries (ARCC 80.1% and 86.7% respectively). The current study is the first field study to compare two phenotypic methods, Antibiotic Resistance Analysis (ARA) and Carbon Utilization Profiling (CUP). This study is also the first to combine both of these methods to create a composite "toolbox" type approach. PMID:18209282

  18. Electronic structure and vibrational entropies of fcc Au-Fe alloys

    SciTech Connect

    Munoz, Jorge A.; Lucas, Matthew; Mauger, L; Halevy, I; Horwath, J; Semiatin, S L; Xiao, Yuming; Stone, Matthew B; Abernathy, Douglas L; Fultz, B.

    2013-01-01

    Phonon density of states (DOS) curves were measured on alloys of face-centered-cubic (fcc) Au-Fe using nuclear resonant inelastic x-ray scattering (NRIXS) and inelastic neutron scattering (INS). The NRIXS and INS results were combined to obtain the total phonon DOS and the partial phonon DOS curves of Au and Fe atoms. The 57Fe partial phonon DOS of the dilute alloy Au0.97 57Fe0.03 shows a localized mode centered 4.3% above the cutoff energy of the phonons in pure Au. The Mannheim model for impurity modes accurately reproduced this partial phonon DOS using the fcc Au phonon DOS with a ratio of host-host to impurity-host force constants of 1.55. First-principles calculations validated the assumption of first-nearest-neighbor forces in the Mannheim model and gave a similar ratio of force constants. The high energy local mode broadens with increasing Fe composition, but this has a small effect on the composition dependence of the vibrational entropy. The main effect on the vibrational entropy of alloying comes from a stiffening of the Au partial phonon DOS with Fe concentration. This stiffening is attributed to two main effects: 1) an increase in electron density in the free-electron-like states, and 2) stronger sd-hybridization. These two effects are comparable in magnitude.

  19. Embryonic Stem Cells License a High Level of Dormant Origins to Protect the Genome against Replication Stress

    PubMed Central

    Ge, Xin Quan; Han, Jinah; Cheng, Ee-Chun; Yamaguchi, Satoru; Shima, Naoko; Thomas, Jean-Leon; Lin, Haifan

    2015-01-01

    Summary Maintaining genomic integrity during DNA replication is essential for stem cells. DNA replication origins are licensed by the MCM2–7 complexes, with most of them remaining dormant. Dormant origins (DOs) rescue replication fork stalling in S phase and ensure genome integrity. However, it is not known whether DOs exist and play important roles in any stem cell type. Here, we show that embryonic stem cells (ESCs) contain more DOs than tissue stem/progenitor cells such as neural stem/progenitor cells (NSPCs). Partial depletion of DOs does not affect ESC self-renewal but impairs their differentiation, including toward the neural lineage. However, reduction of DOs in NSPCs impairs their self-renewal due to accumulation of DNA damage and apoptosis. Furthermore, mice with reduced DOs show abnormal neurogenesis and semi-embryonic lethality. Our results reveal that ESCs are equipped with more DOs to better protect against replicative stress than tissue-specific stem/progenitor cells. PMID:26190528

  20. Vibrational Properties of Nanograins and Interfaces in Nanocrystalline Materials

    SciTech Connect

    Stankov, S.; Sergueev, I.; Chumakov, A. I.; Rueffer, R.; Yue, Y. Z.; Hu, L.; Miglierini, M.; Sepiol, B.; Svec, P.

    2008-06-13

    The vibrational dynamics of nanocrystalline Fe{sub 90}Zr{sub 7}B{sub 3} was studied at various phases of crystallization. The density of phonon states (DOS) of the nanograins was separated from that of the interfaces for a wide range of grain sizes and interface thicknesses. The DOS of the nanograins does not vary with their size and down to 2 nm grains still closely resembles that of the bulk. The anomalous enhancement of the phonon states at low and high energies originates from the DOS of the interfaces and scales linearly to their atomic fraction.

  1. Ministrio da Educao GABINETE DO MINISTRO

    E-print Network

    Paraná, Universidade Federal do

    cursos superiores do sistema federal de educação superior será feita exclusivamente em meio eletrônico Lei nº 11.419, de 19 de dezembro de 2006. (NR) § 1º A comunicação dos atos se fará em meio eletrônico dos atos de tramitação dos processos pelo e- MEC serão feitas exclusivamente em meio eletrônico. § 3º

  2. 48 CFR 604.1300 - Policy.

    Code of Federal Regulations, 2014 CFR

    2014-10-01

    ... Policy. 604.1300 Section 604.1300 Federal Acquisition Regulations System DEPARTMENT OF STATE GENERAL ADMINISTRATIVE MATTERS Personal Identity Verification of Contractor Personnel 604.1300 Policy. The DOS official...

  3. 48 CFR 604.1300 - Policy.

    Code of Federal Regulations, 2012 CFR

    2012-10-01

    ... Policy. 604.1300 Section 604.1300 Federal Acquisition Regulations System DEPARTMENT OF STATE GENERAL ADMINISTRATIVE MATTERS Personal Identity Verification of Contractor Personnel 604.1300 Policy. The DOS official...

  4. 48 CFR 604.1300 - Policy.

    Code of Federal Regulations, 2011 CFR

    2011-10-01

    ... Policy. 604.1300 Section 604.1300 Federal Acquisition Regulations System DEPARTMENT OF STATE GENERAL ADMINISTRATIVE MATTERS Personal Identity Verification of Contractor Personnel 604.1300 Policy. The DOS official...

  5. 48 CFR 604.1300 - Policy.

    Code of Federal Regulations, 2013 CFR

    2013-10-01

    ... Policy. 604.1300 Section 604.1300 Federal Acquisition Regulations System DEPARTMENT OF STATE GENERAL ADMINISTRATIVE MATTERS Personal Identity Verification of Contractor Personnel 604.1300 Policy. The DOS official...

  6. INFORMATIVO PERIODICO DEL Volumen 5, Numero 3 Junio 2015

    E-print Network

    Pérez, Carlos E.

    Adap- tividad, Din´amica de Fluidos Computacional, Mec´anica Compu- tacional, M´etodos Computacionales en Electromagnetismo, M´eto- dos Computacionales en Interacci´on Fluido-Estructura, M´etodos de

  7. Lista 1, Fundamentos da Matematica, Primeiro Semestre 2014

    E-print Network

    Torres, Fernando

    ´ia: Escolher um dos temas: (a) Teorema do Binomio de Newton (incluir o triangulo de Pascal). (b) Historia sobre as nota¸c~oes 0, 1, 2 . . ., 0 (cardinalidade de N), c (cardinalidade de R). (c) O ´ultimo Teorema de

  8. Aspirina y el riesgo de cáncer

    Cancer.gov

    Los resultados de muchos estudios en las últimas dos décadas permiten suponer que tomar aspirina con regularidad podría disminuir en forma considerable el riesgo de padecer cáncer o morir por la enfermedad, pero hacen falta más estudios de investigación.

  9. 77 FR 14581 - Notice of Meeting of the Cultural Property Advisory Committee

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-03-12

    ...Republic of Mali Concerning the Imposition of Import Restrictions on Archaeological Material from the Paleolithic Era (Stone Age) to Approximately the Mid-Eighteenth Century [Docket No. DOS-2012-0012]. Additionally, the Government of...

  10. A Client-Transparent Approach to Defend Against Denial of Service Attacks

    E-print Network

    Liu, Ling

    using huge zombie nets consisting of thousands of compromised machines on the Internet [16, 30, 27]. An FBI affidavit [6] describes a DoS attack on an e- Commerce website using a 5,000 node zombie net

  11. Diffuse optical measurement of blood flow in breast tumors

    E-print Network

    Yodh, Arjun G.

    of America OCIS codes: 170.3880, 170.5380. Near-infrared (NIR) diffuse optical spectroscopy (DOS) and diffuse, with promise for longitudinal monitoring of tumor therapy.6,7 In clinical studies, for example, the diffuse

  12. Como atrair skaters para o centro da cidade ALUNOS DO INSTITUTO SUPERIOR TCNICO, EM LISBOA, RESPONDERAM

    E-print Network

    Instituto de Sistemas e Robotica

    de skate montado desde sexta-feira no largo do Inten- dente Pina Manique, em Lis- boa. O pedido era Superior de Belas -Artes , de Lis - boa, e skater, teve a seu cargo as pinturas e criação dos trofeus

  13. Yeast PAS kinase coordinates glucose partitioning in response to metabolic and cell integrity

    E-print Network

    Rutter, Jared

    recognized nutrient-sensing protein kinases, AMPK and mTOR, have been implicated in the development; Sarbassov dos et al, 2005). Mammalian AMPK senses cellular energy depletion and acts to increase cellular

  14. Ensuring Safe Use of Contact Lens Solution

    MedlinePLUS

    ... Consumer Updates RSS Feed Ensuring Safe Use of Contact Lens Solution Printer-friendly PDF (234 KB) On ... About Eye Infections Dos and Don'ts for Contact Lens Wearers Not emptying the solution out of ...

  15. some issues and understandings

    E-print Network

    Min, Byung Il

    0. 34 Fe 0. 66v an Schilfgaarde, Nature (1999) #12;Magnetism Theory Group POSTECH Magnon softeni ng of states (DOS) Si (insulator) CrO2 (half- metal) (Tc=39 0K) Fe (m etal) Pickett, Physics Today (2001

  16. 77 FR 67055 - Application for a Presidential Permit To Operate and Maintain Pipeline Facilities on the Border...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-11-08

    ...Notice is hereby given that the Department of State (DOS) has received from NOVA Chemicals Inc. (``NOVA Inc.'') notice that by way of corporate succession, NOVA Inc. now owns, operates, and maintains three pipeline facilities...

  17. 77 FR 67056 - Application for a Presidential Permit To Operate and Maintain Pipeline Facilities on the Border...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-11-08

    ...the Department of State (DOS) has received from NOVA Chemicals Inc. (``NOVA Inc.'') an application for re-instatement of...international border between the United States and Canada. NOVA Inc. is incorporated in the State of Delaware...

  18. 77 FR 67055 - Application for a Presidential Permit To Operate and Maintain Pipeline Facilities (Line 39) on...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-11-08

    ...Notice is hereby given that the Department of State (DOS) has received from NOVA Chemicals Inc. (``NOVA Inc.'') notice that by way of corporate succession, NOVA Inc. now owns, operates, and maintains pipeline facilities (Line 39)...

  19. 32 CFR Appendix D to Part 197 - Procedures for Historical Researchers Not Permanently Assigned to the Executive Branch

    Code of Federal Regulations, 2011 CFR

    2011-07-01

    ...requester has the appropriate clearances. b. Obtain prior authorization to review their classified information from the DoS, CIA, NSC, and any other Agency whose classified information is expected to be interfiled with OSD records. c. Make a...

  20. 32 CFR Appendix D to Part 197 - Procedures for Historical Researchers Not Permanently Assigned to the Executive Branch

    Code of Federal Regulations, 2012 CFR

    2012-07-01

    ...requester has the appropriate clearances. b. Obtain prior authorization to review their classified information from the DoS, CIA, NSC, and any other Agency whose classified information is expected to be interfiled with OSD records. c. Make a...

  1. 32 CFR Appendix D to Part 197 - Procedures for Historical Researchers Not Permanently Assigned to the Executive Branch

    Code of Federal Regulations, 2013 CFR

    2013-07-01

    ...requester has the appropriate clearances. b. Obtain prior authorization to review their classified information from the DoS, CIA, NSC, and any other Agency whose classified information is expected to be interfiled with OSD records. c. Make a...

  2. 32 CFR Appendix D to Part 197 - Procedures for Historical Researchers Not Permanently Assigned to the Executive Branch

    Code of Federal Regulations, 2014 CFR

    2014-07-01

    ...requester has the appropriate clearances. b. Obtain prior authorization to review their classified information from the DoS, CIA, NSC, and any other Agency whose classified information is expected to be interfiled with OSD records. c. Make a...

  3. 32 CFR Appendix D to Part 197 - Procedures for Historical Researchers Not Permanently Assigned to the Executive Branch

    Code of Federal Regulations, 2010 CFR

    2010-07-01

    ...requester has the appropriate clearances. b. Obtain prior authorization to review their classified information from the DoS, CIA, NSC, and any other Agency whose classified information is expected to be interfiled with OSD records. c. Make a...

  4. Hives: Tips for Managing

    MedlinePLUS Videos and Cool Tools

    ... account Patient education resources Awards, grants, scholarships State society resources Become a member Publications MDs and DOs ... and outcome All content solely developed by the American Academy of Dermatology. Supported in part by: Search ...

  5. Guide for Patients: Psoriasis/Psoriatic Arthritis

    MedlinePLUS Videos and Cool Tools

    ... account Patient education resources Awards, grants, scholarships State society resources Become a member Publications MDs and DOs ... sponsorships Legal notice Site map Home Copyright © 2015 American Academy of Dermatology. All rights reserved. Reproduction or ...

  6. Bug bites and stings: When to see a dermatologist

    MedlinePLUS Videos and Cool Tools

    ... account Patient education resources Awards, grants, scholarships State society resources Become a member Publications MDs and DOs ... sponsorships Legal notice Site map Home Copyright © 2015 American Academy of Dermatology. All rights reserved. Reproduction or ...

  7. Defending networked resources against floods of unwelcome requests

    E-print Network

    Walfish, Michael Howard

    2008-01-01

    The Internet is afflicted by "unwelcome requests'" defined broadly as spurious claims on scarce resources. For example, the CPU and other resources at a server are targets of denial-of-service (DOS) attacks. Another example ...

  8. 76 FR 2279 - Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170 and ERJ...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-01-13

    ... rule'' under the DOT Regulatory Policies and Procedures (44 FR 11034, February 26, 1979); and 3. Will.... Brigadeiro Faria Lima, 2170-Putim- 12227-901 S o Jose dos Campos-SP--BRASIL; telephone +55 12 3927- 5852...

  9. 76 FR 72855 - Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Airplanes

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-11-28

    ... Procedures (44 FR 11034, February 26, 1979); and 3. Will not have a significant economic impact, positive or..., 2170-Putim- 12227-901 S o Jose dos Campos-SP-BRASIL; telephone +55 12 3927- 5852 or +55 12...

  10. 75 FR 74670 - Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170 and ERJ...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2010-12-01

    ... Order 12866; 2. Is not a ``significant rule'' under the DOT Regulatory Policies and Procedures (44 FR.... Brigadeiro Faria Lima, 2170-Putim- 12227-901 S o Jose dos Campos-SP-BRASIL; telephone: +55 12 3927- 5852...

  11. 77 FR 16155 - Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Airplanes

    Federal Register 2010, 2011, 2012, 2013, 2014

    2012-03-20

    ... and Procedures (44 FR 11034, February 26, 1979); 3. Will not affect intrastate aviation in Alaska; and... Faria Lima, 2170- Putim-12227-901 S o Jose dos Campos--SP--BRASIL; telephone +55 12 3927-5852 or +55...

  12. 76 FR 7511 - Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2011-02-10

    ... rule'' under the DOT Regulatory Policies and Procedures (44 FR 11034, February 26, 1979); and 3. Will.... Brigadeiro Faria Lima, 2170--Putim-- 12227-901 S o Jose dos Campos--SP--BRASIL; telephone +55 12 3927-5852...

  13. 75 FR 9814 - Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 190-100 STD...

    Federal Register 2010, 2011, 2012, 2013, 2014

    2010-03-04

    ... Policies and Procedures (44 FR 11034, February 26, 1979); and 3. Will not have a significant economic.... Brigadeiro Faria Lima, 2170--Putim-- 12227-901 S o Jose dos Campos--SP--BRASIL; telephone: +55 12...

  14. Kellie R. Aarons Hani D. Abdulwassi

    E-print Network

    Frantz, Kyle J.

    Kellie R. Aarons Hani D. Abdulwassi Chelsea E. Ackie Andrea L. Adams Alexandra Addleton Samuel M Marianne O. DosSantos Emily D. Drake Chelsea M. Duchatellier Evan J. Ducker Amber L. Duckett Tyson R. Duffy

  15. Universidades vo ter regime

    E-print Network

    Instituto de Sistemas e Robotica

    - magadora maioria" dos pro- fessores concordam com ela. "Porque custa dinheiro? Porque o trabalho humano custa dinheiro e os professo- res que vão corrigir as provas vão fazer algo que é exceden- te à sua

  16. Infografía: beneficios y perjuicios de la prueba del PSA para la detección del cáncer de próstata

    Cancer.gov

    Infografía que muestra los beneficios y perjuicios de la prueba del PSA para la detección del cáncer de próstata, según estimaciones de dos estudios sobre exámenes de detección del cáncer de próstata.

  17. Ions at the Air-Water Interface: An End to a Hundred-Year-Old Mystery? Yan Levin,1

    E-print Network

    Levin, Yan

    Ions at the Air-Water Interface: An End to a Hundred-Year-Old Mystery? Yan Levin,1 Alexandre P. dos. The mystery appeared when Heydweiller [3] measured the surface tension of various electrolyte solutions

  18. 47 CFR 1.939 - Petitions to deny.

    Code of Federal Regulations, 2011 CFR

    2011-10-01

    ..., other than the table of contents, should be in Adobe Acrobat Portable Document Format (PDF) whenever... diskette formatted to be readable by high density floppy drives operating under MS-DOS (version 3.X...

  19. 47 CFR 1.939 - Petitions to deny.

    Code of Federal Regulations, 2010 CFR

    2010-10-01

    ..., other than the table of contents, should be in Adobe Acrobat Portable Document Format (PDF) whenever... diskette formatted to be readable by high density floppy drives operating under MS-DOS (version 3.X...

  20. The SIP Security Enhanced by Using Pairing-assisted Massey-Omura Signcryption

    E-print Network

    International Association for Cryptologic Research (IACR)

    IP calls are susceptible to DoS (Denial-of-Service) at- tacks, hacked gateways leading to unauthorized free calls, call eavesdropping, malicious call redirection, SPIT (Spam over Internet Telephony), and so forth