The three-stage tandem accelerator facility at Brookhaven National Laboratory (BNL) consists of two model MP tandem Van de Graaff accelerators arranged in line so that MP-6 can inject negative ions up to 10 MeV energy into MP-7 providing a three stage mod...
National Technical Information Service (NTIS)
Studies of the low-velocity stages of a radioactive beams accelerator are summarized, highlighting the limitations of existing RFQ technology when applied to the specifications of the IsoSpin Laboratory.
DOE Information Bridge
Laurens Gunnarsen. For directing me to this project and encouraging and helping me through every stage of its development, I thank my advisor, Rocky ...
NASA Website
Linear induction accelerators have been developed to produce pulses of charged particles at voltages exceeding the capabilities of single-stage, diode-type accelerators and at currents too high for accelerators. In principle, one can accelerate charged pa...
The serious study of high-energy particle accelerator radiological protection began in the early 1950's and has continued since then. The paper treats the subject in seven stages, and begins by briefly reviewing the work done until the 80's which comprise...
The results of numerical simulation of the U-400 cyclotron magnetic system being the second stage of the heavy ion accelerating complex being created at the Nuclear Reactions Laboratory, JINR in order to accelerate ions from oxygen to uranium up to 20-120...
Two-stage light guns are used extensively in hypervelocity research. The applications of this technology include impact studies and special materials development. Oak Ridge National Laboratory (ORNL) has developed two-stage guns that accelerate small proj...
The STARFIRE Project is a joint Lawrence Livermore National Laboratory (LLNL) and Sandia National Laboratories (SNL) effort to achieve hypervelocity projectile launches up to 15 km/s. The apparatus used to achieve this goal is a three stage acceleration s...
We report a new Accelerator Mass Spectrometry facility at the Physics Institute of Fluminense Federal University in Brazil, the Nuclear Chronology Laboratory - LACRON. The sample preparation laboratory is ready to perform chemical treatment through graphitization and the acquisition of a Single Stage ...
Energy Citations Database
We report a new Accelerator Mass Spectrometry facility at the Physics Institute of Fluminense Federal University in Brazil, the Nuclear Chronology Laboratory-LACRON. The sample preparation laboratory is ready to perform chemical treatment through graphitization and the acquisition of a Single Stage ...
NASA Astrophysics Data System (ADS)
A proof-of-principle experiment on staged all-optical laser wakefield acceleration was performed at the Naval Research Laboratory. Electrons with <1 MeV energy created by the interaction of a 2 TW laser beam with a nitrogen gas jet were injected and accelerated to more than 20 MeV in a plasma wakefield ...
A proof-of-principle experiment on staged all-optical laser wakefield acceleration was performed at the Naval Research Laboratory. Electrons with <1 MeV energy created by the interaction of a 2 TW laser beam with a nitrogen gas jet were injected and accelerated to more than 20 MeV in a plasma wakefield generated ...
The study of the Inverse Free-Electron Laser, as a potential mode of electron acceleration, has been pursued at Brookhaven National Laboratory for a number of years. More recent studies focused on the development of a low energy (few GeV), high gradient, multistage linear accelerator. The authors are presently designing a short ...
A microbunch diagnostic system is built at the Accelerator Test Facility (ATF) of Brookhaven National Laboratory for monitoring microbunches (10-fs bunch length) produced by the Inverse Free Electron Laser accelerator in Staged Electron Laser Acceleration experiment. It is similar to one ...
The three-stage tandem accelerator facility at Brookhaven National Laboratory (BNL) consists of two model MP tandem Van de Graaff accelerators arranged in line so that MP-6 can inject negative ions up to 10 MeV energy into MP-7 providing a three stage mode of operation. The injector ...
The effects of simulated space vehicle vibration, acceleration and shock on the operation and efficiency of a SNAP-III thermoelectric generator are described. The test specifications were developed by Jet Propulsion Laboratories for the third stage and payload of the Vega Vehicle. (auth)
Advanced plasma fueling systems for magnetic fusion confinement experiments are under development at Oak Ridge National Laboratory (ORNL). The general approach is that of producing and accelerating frozen hydrogenic pellets to speeds in the kilometer-per-...
The Idaho National Engineering Laboratory (INEL) has been investigating the feasibility of a concept for an accelerator-based source of epithermal neutrons for BNCT that is based on the use of a two-stage photoneutron production process driven by an elect...
In this paper, the authors suggest a revised version of the Superconducting Super Collider (SSC) that employs the planned SSC first stage machine as an injector of 0.5 TeV protons into a power laser accelerator. The recently developed Non-linear Amplification of Inverse Bremsstrahlung Acceleration (NAIBA) concept dictates the scenario ...
We suggest a revised version of the Superconducting Super Collider (SSC) that employs the planned SSC first stage machine as an injector of 0.5 TeV protons into a power laser accelerator. The recently developed Non-linear Amplification of Inverse Bremsstrahlung Acceleration (NAIBA) concept dictates the scenario of the next ...
The Lawrence Berkeley Laboratory and the Lawrence Livermore National Laboratory propose to build at LBL the Induction Linac Systems Experiments (ILSE), the next logical step toward the eventual goal of a heavy ion induction accelerator powerful enough to implode or drive inertial confinement fusion targets. Though much smaller than a ...
The three-stage Tandem Van de Graaff accelerator facility at Brookhaven National Laboratory has undergone various upgrading programs since the early 1970's. The original 10 MV waranteed MP Van de Graaff accelerator of 1970 now operates in excess of 14 MV because of many improvements over the years: the ...
The analysis of a 100-MeV demonstration experiment based upon inverse Cerenkov acceleration (ICA) is presented. This experiment would use the Accelerator Test Facility (ATF) at Brookhaven National Laboratory. With 50-GW of delivered laser peak power from the ATF CO{sub 2} laser, our analysis indicates the 65-MeV ATF e-beam can be ...
Tests SLAC National Accelerator Laboratory About FACET Home What Is FACET? Research Plasma Wakefield Acceleration THz Radiation Plasma Focusing Dielectric Wakefield Acceleration...
Science.gov Websites
High-trapping efficiency and narrow energy spread in a staged laser acceleration system was demonstrated during the Staged Electron Laser Acceleration (STELLA) experiment. The experiment used inverse free electron lasers (IFEL) driven by the Brookhaven National Laboratory ...
This paper presents a progress report on the development of a dielectric-loaded test accelerator in the Magnicon Facility at the Naval Research Laboratory (NRL). The accelerator will be powered by an 11.4-GHz magnicon amplifier that provides up to 25 MW of output power in a {approx}250-ns pulse at up to 10 Hz. The ...
The first stage of the positron-electron-proton (PEP) colliding-beam system which has been under joint study by a Lawrence Berkeley Laboratory-Stanford Linear Accelerator Center team for the past two years, will be the electron-positron storage ring. The ...
This paper presents preliminary results of magnetic field measurements made on a series of 50 mm aperture 15 m long SSC collider dipole magnets designed and manufactured at Fermi National Accelerator Laboratory (Fermilab) for use in the Superconducting Super Collider Laboratory (SSCL) Accelerator System String ...
The transport of three simultaneous beams in the 1 km-length linear accelerator (linac) has been studied, from the beam recombination stage at the linac entry, to their dispersion, at the end of the linac: effects of the injection energy, the FODO mesh le...
The Heavy Ion Fusion Group at Lawrence Livermore National Laboratory has for several years been developing the world's first circular induction accelerator designed for space charge dominated ion beams. Experiments on one quarter of the ring have been completed. The accelerator extended ten half-lattice periods (HLP) with ...
Radiological protection began with particle accelerators. Many of the concerns in the health physics profession today were discovered at accelerator laboratories. Since the mid-1940s, our understanding has progressed through seven stages: observation of high radiation levels; shielding; development of dosimetric ...
Sandia National Laboratories is completing the construction phase of the Particle Beam Fusion Accelerator-1 (PBFA-1). Testing of the 36 module, 30 TW, 1 MJ output accelerator is in the initial stages. The 4 MJ, PBFA Marx generator provided 3.6 MA into water-copper sulfate load resistors with a spread from first to ...
... The identification of alpha particles with the aid of ... Descriptors : (*PARTICLE ACCELERATORS, OPERATION), (*PROTON ACCELERATORS ...
DTIC Science & Technology
... Title : The Correlation Between Accelerated Laboratory Corrosion Tests and Atmospheric Corrosion Station Tests on Steels,. ...
The Corrosion Technology Laboratory at Kennedy Space Center has the facilities, equipment, and experience to conduct indoor accelerated laboratory testing. ...
The growth of a fatigue crack nucleated along the slip bands of persistent slip bands (PSBs) or persistent Luders bands (PLBs) occurs over two successive propagation stages--stage 1 (shear mode) and stage 2 (normal mode). The transition of fatigue crack growth from stage 1 to stage 2 has been investigated in ...
The launch of the first stage of the Intense REsonance Neutron source installation (IREN) at the Laboratory of Neutron Physics, Joint Institute for Nuclear Research, is reported. The general scheme and status of the linear electron accelerator with a traveling wave-accelerating structure in a 10-cm range ( f = 2856 ...
Laser- and particle beam-driven plasma wakefield accelerators produce accelerating fields thousands of times higher than radio-frequency accelerators, offering compactness and ultrafast bunches to extend the frontiers of high energy physics and to enable laboratory-scale radiation sources. Large-scale kinetic ...
The general principle of charged particle acceleration in space and laboratory plasmas is illustrated by a discussion of particular types of acceleration mechanisms which can be classified as either deterministic processes or stochastic processes. Acceler...
The Linear Accelerator Laboratory (LAL) of the Instituto de Fisica da Universidade de Sao Paulo (IFUSP) is building a two-stage racetrack microtron, which will generate continuous wave electron beams with energies up to 38 MeV. This paper describes the characteristics of the accelerator, and reports on the ...
This paper articulates the opportunity of using an experimental business laboratory approach as a means of accelerating the creation, incubation and testing of new venture ideas. Such a strategy leads to the establishment of a micro-ecosystem of aspiring entrepreneurs and others in a business laboratory environment. The goal is to ...
ERIC Educational Resources Information Center
... At the initial stage of the acceleration, the beam is confined inside the torus by a strong focusing torsatron magnetic field, which makes the beam ...
... experiments through burning and heat release are presented. Descriptors : *ACCELERATION, *PROJECTILES, *SUPERSONIC COMBUSTION, * ...
The development of a two-stage light gas gun to accelerate hydrogen isotope pellets to high speeds is under way at Oak Ridge National Laboratory. High velocities (>2 km/s) are desirable for plasma fueling applications, since the faster pellets can penetrate more deeply into large, hot plasmas and deposit atoms of fuel directly in a ...
The development of a two-stage light gas gun to accelerate hydrogen isotope pellets to high speeds is under way at Oak Ridge National Laboratory. High velocities are desirable for plasma fueling applications, since the faster pellets can penetrate more deeply into large, hot plasmas and deposit atoms of fuel directly in a larger ...
Upon achieving ignition and gain, the Laboratory Microfusion Facility (LMF) will be a major tool for Inertial Confinement Fusion (ICF) research and defense applications. Our concept for delivering [approximately]10 MJ with a peak on-target light ion power of [approximately]700 TW involves a multi-modular approach using an extension of the compact inductively isolated cavity ...
Upon achieving ignition and gain, the Laboratory Microfusion Facility (LMF) will be a major tool for Inertial Confinement Fusion (ICF) research and defense applications. Our concept for delivering {approximately}10 MJ with a peak on-target light ion power of {approximately}700 TW involves a multi-modular approach using an extension of the compact inductively isolated cavity ...
Accelerator mass spectrometers have an energy acceleration and charge exchange between mass definition stages to destroy molecular isobars and allow single ion counting of long-lived isotopes such as (14)C (t�=5370 years.). 'Low' voltage accelerations to 200 kV allow laboratory-sized ...
PubMed
Tables are given of beam characteristics for particle accelerators at Argonne National Laboratory, Brookhaven National Laboratory, Cornell University, Fermi National Accelerator Laboratory, and the Stanford Linear Accelerator Center. Characteristics given...
The Staged Electron Laser Acceleration - Laser Wakefield (STELLA-LW) experiment at the Brookhaven National Laboratory (BNL) Accelerator Test Facility (ATF) will explore the generation of large wakefields by an intense, long-wavelength CO2 laser beam in a capillary discharge plasma. A tool is developed for efficient ...
The recent development of four-stage accel-decel operation of the dual MP tandem accelerators at Brookhaven National Laboratory has made it possible to extend atomic collision experiments over an unprecedented range of high charge states and low velocities. Briefly, this mode of operation uses the first MP tandem conventionally for two ...
A distributed microprocessor control and data acquisition network has been designed for implementation on the Lawrence Livermore National Laboratory 100 MeV electron/positron accelerator (LINAC). The system has been designed to be as transparent to the user as possible by stressing responsiveness, reliability, and relevance of data presented to the user. ...
A new experiment has begun that builds upon the successful Staged Electron Laser Acceleration (STELLA) experiment, which demonstrated high-trapping efficiency and narrow energy spread in a staged laser-driven accelerator. STELLA was based upon inverse free electron lasers (IFEL); the new experiment, called ...
Thomas Jefferson National Accelerator Facility (Jefferson Lab; formerly known as CEBAF), operates a 4 GeV, 200 {micro}A continuous wave (CW) electron accelerator that re-circulates the beam five times through two superconducting 400 MeV linacs. Electrons can be extracted from any of the five recirculation passes and beam can be simultaneously delivered to ...
A device for accelerating a projectile to extremely high velocities, composed of a light gas accelerator to impart an initial high velocity to the projectile and a plasma accelerator and compressor receiving the moving projectile and accelerating it to hi...
The second stage of the Shock Technology and Applied Research (STAR) facility two-stage light gas gun at Sandia National Laboratories has been modeled to better assess its safety during operation and to determine the significance of various parameters to its performance. The piston motion and loading of the ...
Laboratory Brookhaven National Laboratory Fermi National Accelerator Laboratory Idaho National Engineering and Environmental Laboratory Lawrence Berkeley National Laboratory...
Results of comparative studies of the embryos of identical age formed under microgravity and ground laboratory control are presented. Significant similarity of a rate of embryo development and degree of their differentiation in both variants has been shown. The single cases of the disturbances in embryo formation, and also a certain acceleration of ...
Fission-cross-section excitation functions were measured from near threshold to approx. 10 MeV/nucleon using heavy-ion beams from the Brookhaven National Laboratory three-stage Tandem Accelerator Facility. The systems studied included exp 210 Po formed in...
A recently proposed concept of the Echo-Enabled Harmonic Generation (EEHG) FEL uses two laser modulators in combination with two dispersion sections to generate a high-harmonic density modulation in a relativistic beam. This seeding technique holds promise of a one-stage soft x-ray FEL that radiates not only transversely but also longitudinally coherent pulses. Currently, an ...
A high output D-T neutron generator is being developed at Sandia National Laboratories as a cancer therapy tool. Preliminary results have been obtained with a high vacuum deuterium accelerator consisting of a duopigatron ion source, single stage accelerat...
Heavy-ion induction accelerators are being developed as fusion drivers for ICF power production in the US Inertial Fusion Energy (IFE) program, in the Office of Fusion Energy of the US Department of Energy. In addition, they represent an attractive driver option for a high-yield microfusion facility for defense research. This paper describes recent progress in induction ...
Preservation of the femtosecond (fs) microbunches, created during laser acceleration, is a crucial step to enable staging of the laser acceleration process. This paper focuses on the optimization of the beam dynamics of fs microbunches transported through the staged electron laser acceleration ...
Successful operation of the Accelerator Production of Tritium (APT) plant will require that accelerator downtime be kept to an absolute minimum. Over 200 separate 1 MW RF systems are expected to be used in the APT plant, making the efficiency and reliability of these systems two of the most ...
The Accelerator Production of Tritium (APT) project at Los Alamos National Laboratory makes use of a high power linear proton accelerator to produce neutrons via spallation reactions m a heavy metal target. The fast spallation neutrons are moderated by a heavy water blanket, and used to produce tritium by means of the reaction: {sup ...
We present experiments with the goal to produce high energy (�500 MeV), narrow energy spread (<10%) electron bunches produced in a two-stage gas cell via Laser Wakefield Acceleration. The experiments are performed at the Jupiter Laser Facility, Lawrence Livermore National Laboratory, using the 800 nm, 200 TW, 60 fs Callisto laser ...
Since the discovery of high-temperature superconductors (HTSs), Argonne National Laboratory (ANL) has been active in a broad spectrum of activities in developing these materials for applications. Work at every stage of development has involved industrial collaboration in order to accelerate commercialization. While most of the ...
An overview is given of the results obtained in the Plasma Accelerator Experiments in Belgrade, using quasi-stationary high current plasma accelerators constructed within the framework of the Yugoslavia-Belarus Joint Project. So far, the following plasma accelerators have been realized: Magnetoplasma Compressor type (MPC); MPC Yu type; ...
The Staged Electron Laser Acceleration -- Laser Wakefield (STELLA-LW) experiment is investigating two new methods for laser wakefield acceleration (LWFA) using the TW CO2 laser available at the Brookhaven National Laboratory Accelerator Test Facility. The first is seeded self-modulated LWFA ...
We study numerically the excitation of plasma wakefields by a train of electron bunches. The purpose is to find a regime in which the wakefield excited by individual electron bunches add and have a large amplitude and a large transformer ratio. This scheme will produce a high energy accelerated bunch with a low energy drive train in a single plasma wakefield ...
... from federally funded research, testing and training ... for Research Development Test and Evaluation ... Accelerated Laboratory Corrosion Tests to Out ...
... of accelerated flow through a uniform diameter smooth tube is ... Verma, RP, "The Motion of Discrete Particles Along the ... Hydrodynamics Laboratory ...
... operational warfare, joint planning, national and international ... of a gas gun accelerator for dynamic warhead tests in the Laboratory for Ballistic ...
... science, operational warfare, joint planning, national and international ... represent those most widely specified today by accelerator laboratories. ...
Combining constraints from particle accelerators with the requirement that the ..... In the case of pseudoscalar Higgs boson exchange there are no loops of ...
... Title : Effect of Entrained Air on Resistance to Accelerated Laboratory Freezing-and -Thawing of Concrete Specimens Made with Expanded ...
... of 26 months of operating, repairing, and maintaining the nuclear accelerator Superhilac at the Lawrence Berkeley Laboratory (LBL) are analyzed ...
Progress is reported on the Staged Electron Laser Acceleration (STELLA) experiment, which has been assembled on the BNL Accelerator Test Facility (ATF). The primary goal of STELLA is to demonstrate staging of the laser acceleration process by using the BN...
The injection of impurity pellets into the plasmas of tokamak fusion reactors has been proposed as a technique to lessen the deleterious effects of plasma disruptions. Equipment and techniques that were previously developed for pneumatic hydrogen pellet injection systems and used for plasma fueling applications were employed for a limited experimental study with neon pellets. Isotopic hydrogen ...
Oak Ridge National Laboratory Physics Division The Oak Ridge Electron Linear Accelerator Pulsed Neutron Source The ORELA is a powerful electron accelerator-based neutron source...
A collaboration involving the Biomedical Research Foundation, Science Applications International Corporation, Fermi National Accelerator Laboratory, and the University of Washington is developing an accelerator for producing isotopes for Positron Emission...
... PENNSYLVANIA Aviation Medical Acceleration Laboratory, ... C ontr ol Performance Under Acceleration W~itfh Side-Arm Attitude Contr -ollers ...
A 4 MV peak voltage pulser for the Troll accelerator has been designed, fabricated, and delivered to Sandia National Laboratories by Maxwell Laboratories, Inc. The pulser is required to produce a flat-top pulse, with a variable width, to drive a cold-cathode diode. The system operates over a range of 2 to 4 MV. A ...
Accelerator Laboratory Operations Directorate Home Organization Org Chart Mission & Vision Partnership Agreement Lab Assurance Model Business Plans Forms SubCouncils Charter...
Fermi National Accelerator Laboratory. FERMILAB-Pub-91/340-A. November 1991. Axino- induced baryogenesis. Silvia Molleiach and Esteban Roulet ...
and directions for use when visiting Office of Science Sites: Argonne National Laboratory Ames Laboratory Brookhaven National Laboratory Fermi National Accelerator Laboratory...
Ionization cooling will be a key technique for a high-intensity Neutrino Factory or Muon Collider. The Muon Ionization Cooling Experiment (MICE) is a high-precision, staged accelerator experiment being performed at Rutherford Appleton Laboratory in the UK. Its goal is the first demonstration, with 0.1% resolution, of the feasibility of ...
Multipactor (MP) is known as the avalanche growth of the number of secondary electrons emitted from a solid surface exposed to an RF electric field under vacuum conditions. MP is a severe problem in modern rf systems and, therefore, theoretical and experimental studies of MP are of great interest to the researchers working in various areas of physics and engineering. In this work we present ...
A research team from the Lawrence Livermore National Laboratory and Bechtel Nevada Corporation is developing an all solid-state power source for high current induction accelerators. The original power system design, developed for heavy-ion fusion accelerators, is based on the simple idea of using an array of field effect transistors to ...
Successful operation of the Accelerator Production of Tritium (APT) plant will require that accelerator downtime be kept to an absolute minimum. Over 230 separate 1 MW RF systems are expected to be used in the APT plant, making the efficiency and reliability of these systems two of the most critical factors in plant operation. The Low Energy Demonstration ...
For 50 years particle accelerators employing accelerating cavities and deflecting magnets have been developed at a prodigious rate. New accelerator concepts and hardware ensembles have yielded great improvements in performance and GeV/$. The great idea for collective acceleration resulting from intense auxiliary ...
A new accelerator, LACARA (laser-driven cyclotron autoresonance accelerator), under construction at the Accelerator Test Facility at Brookhaven National Laboratory, is to be powered by a 1 TW CO2 laser beam and a 50 MeV injected electron pulse. LACARA will produce inside a 2 m, 6 T solenoid a 100 MeV gyrating ...
More than 15 Japanese laboratories are dedicated to the advanced and compact accelerator development. Some use ultra-intense lasers and others use microwave concepts. As for the laser electron acceleration, the topics are the capillary acceleration and the mono-energetic acceleration. The laser ...
Advanced plasma fueling systems for magnetic confinement experiments are under development at Oak Ridge National Laboratory (ORNL). The general approach is that of producing and accelerating frozen hydrogenic pellets to speeds in the kilometer-per-second range by either pneumatic (light-gas gun) or mechanical (centrifugal force) techniques. ORNL has ...
The new COBRA accelerator is being built in stages at the Laboratory of Plasma Studies in Cornell University where its applications will include extraction diode and ion beam research in support of the light ion inertial confinement fusion (ICF) program at Sandia National Laboratories. The 4- to 5-MV, 125- to ...
The TFTR tritium pellet injector (TPI) is designed to provide a tritium pellet fueling capability with pellet speeds in the 1{minus} to 3 km/s-range for the TFTR D-T phase. The existing TFTR deuterium pellet injector is being modified at Oak Ridge National Laboratory to provide a fourshot, tritium-compatible, pipe-gun configuration with three upgraded ...
... Accession Number : AD0473825. Title : THE US ARMY NUCLEAR DEFENSE LABORATORY'S POSITIVE ION ACCELERATOR,. ...
... funded research, testing and training ... 4 Mev; electrons distributed in ... LABORATORIES, PROTONS, RADIATION EFFECTS, DAMAGE, SPACECRAFT ...
The STaged ELectron Laser Acceleration (STELLA) experiment will be one of the first to examine the critical issue of staging the laser acceleration process. The BNL inverse free electron laser (IFEL) will serve as a prebuncher to generate {approx}1-{mu}m long microbunches. These microbunches will be ...
The STaged ELectron Laser Acceleration (STELLA) experiment will be one of the first to examine the critical issue of staging the laser acceleration process. The BNL inverse free electron laser (EEL) will serve as a prebuncher to generate {approx} 1 {micro}m long microbunches. These microbunches will be ...
Progress is reported on the Staged Electron Laser Acceleration (STELLA) experiment, which has been assembled on the BNL Accelerator Test Facility (ATF). The primary goal of STELLA is to demonstrate staging of the laser acceleration process by using the BNL inverse free electron laser (IFEL) as ...
The problems in the design and construction of an acceleration system for a proton synchrotron are reviewed. The Saturne acceleration system is based on a step process, and it is divided into a low- and a highlevel acceleration sthge. The frequency of the low-level stage is obtained with a master ...
In 1998, the United States entered into an agreement with CERN to help build the Large Hadron Collider (LHC), with contributions to the accelerator and to the large HEP detectors. To accomplish this, the US LHC Accelerator Project was formed, encompassing expertise from Brookhaven National Laboratory (BNL), Fermi National ...
Staging laser plasma accelerators is an efficient way of mitigating laser pump depletion in laser driven accelerators and necessary for reaching high energies with compact laser systems. The concept of staging includes coupling of additional laser energy and transporting the electron beam from one ...
If an organism's juvenile and adult life stages inhabit different environments, certain traits may need to be independently adapted to each environment. In many organisms, a move to a different environment during ontogeny is accompanied by metamorphosis. In such organisms phenotypic induction early in ontogeny can affect later phenotypes. In laboratory ...
PubMed Central
Railgun electromagnetic accelerators are currently being designed for hypervelocity projectile launch in equation of state impact experiments. Launcher development is proceeding in successive stages of increased acceleration and velocity with a goal of la...
... the accelerator cell load. ... for the output stage to minimize losses and provide fast ... is capable of powering a 0.5 MeV injector induction cell assembly. ...
... Accession Number : ADA062835. Title : Accelerated Mission Test of a TF41 with Aircooled Second Stage Turbine Blades. ...
Sep 16, 2010 ... The Peristaltic Dynamic Acceleration (PDA) stage is an addition to the ... The PDA will then accelerate the high-mass plasmoid to the ...
Mar 1, 2011... the Fermi mechanism, the betatron mechanism, acceleration models, plasma instabilities, two-stage acceleration, propagation mechanisms, ...
... radio and X-ray observations, the Fermi mechanism, the betatron mechanism, acceleration models, plasma instabilities, two-stage acceleration, ...
The STARFIRE Project is a joint Lawrence Livermore National Laboratory (LLNL) and Sandia National Laboratories (SNL) effort to achieve hypervelocity projectile launches up to 15 km/s. The apparatus used to achieve this goal is a three stage acceleration system made up of a two-stage light-gas ...
Tungsten wire explosions are being intensively studied at Sandia National Laboratories. High-resolution spatially-resolved x-ray spectral data have been accumulated in tungsten experiments on the SNL-Z accelerator, which require a development of the appropriate theoretical modeling. The University of Nevada, Reno, has developed a collisional-radiative ...
This report summarizes the environmental activities and their results at Fermi National Accelerator Laboratory (Fermilab) for Calendar Year (CY-) 1985. Fermilab performed environmental monitoring in CY-1985 on three types of accelerator-produced radiation...
The contribution focuses on the 400 kV accelerator which will be installed in the underground laboratory of the Laboratori Nazionali del Gran Sasso (Italy) in the year 2000. Special emphasis will bes put on the properties of the accelerator and the gamma detector systems giving high detection efficiency and low ...
Lawrence Berkeley Laboratory has been heavily involved since 1956 in the construction and adaptation of particle accelerators for the acceleration of heavy ions. At the present time it has the most extensive group of accelerators with heavy-ion capability...
This report gives the results of the environmental monitoring program at Fermi National Accelerator Laboratory (Fermilab) for Calendar Year 1983. The accelerator began an extended shutdown for installation of a superconducting magnet ring in June 1982. In...
The Brookhaven National Laboratory Accelerator Test Facility comprises a 50 MeV traveling wave electron linear accelerator utilizing a high gradient, photo-excited, raidofrequency electron gun as an injector and an experimental area for study of new accel...
A proposed accelerator safety standard for the Lawrence Livermore Laboratory (LLL) is given. All accelerators will comply with this standard when it is included in the LLL Health and Safety Manual. The radiation alarm and radiation safety system for a radiography facility are also described.
... the phage titer increase reaction and the ... BACTERIA, TRANSLATIONS, IMMUNE SERUMS ... SERODIAGNOSIS, ANTIGEN ANTIBODY REACTIONS. ...
... under construction at the High Energy Physics Laboratory is ... ELECTRON ACCELERATORS, PARTICLE TRAJECTORIES, ELECTROMAGNETS ...
... near my house. The prairie was located at Fermilab National Laboratory, an underground particle accelerator. They had ... ...
NBII National Biological Information Infrastructure
... PLASTICS, *WEATHERING, MECHANICAL PROPERTIES, LABORATORY TESTS, DEGRADATION, CHEMICAL PROPERTIES, PHYSICAL ...
... RECORDING SYSTEMS, EXPERIMENTAL DATA, ACCELERATION, PERSONNEL, PERSONNEL MANAGEMENT, LABORATORY EQUIPMENT. ...
