... Title : Experimental Evaluation of Track Accelerator ... a full scale accelerator which would ... Subject Categories : TEST FACILITIES, EQUIPMENT AND ...
DTIC Science & Technology
... Descriptors : *LINEAR ACCELERATORS, *ELECTRON ACCELERATORS, AIR FORCE RESEARCH, TEST FACILITIES, ELECTRON BEAMS ...
The Facility for Accelerated Service Testing (FAST), located at the Transportation Test Center near Pueblo, Colorado, is a joint government/industry program for accelerated life cycle testing of railroad track and mechanical components. The facility ...
National Technical Information Service (NTIS)
The Corrosion Technology Laboratory at Kennedy Space Center has the facilities, equipment, and experience to conduct indoor accelerated laboratory testing. ...
NASA Website
... from federally funded research, testing and training ... Title : THE FLYWHEEL AS A ... TEST FACILITIES, *FLYWHEELS, STRESSES, CENTRIFUGAL ...
Early operation of the 50 MeV high brightness electron linac of the Accelerator Test Facility is described along with experimental data. This facility is designed to study new linear acceleration techniques and new radiation sources based on linacs in com...
... aspects of an experimental program which is ... twenty-pair electrode accelerator are described. ... Categories : TEST FACILITIES, EQUIPMENT AND ...
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...
Early operation of the 50 MeV high brightness electron linac of the Accelerator Test Facility is described along with experimental data. This facility is designed to study new linear acceleration techniques and new radiation sources based on linacs in combination with free electron lasers. The ...
Energy Citations Database
DOE Information Bridge
From October 1983 to November 1984, a lubrication study funded by the Federal Railroad Administration was conducted by the Association of American Railroads at the Facility for Accelerated Service Testing (FAST) at the Transportation Test Center in Pueblo...
The rail metallurgy tests which have been undertaken at the Facility for Accelerated Service Testing (FAST) are described. The best of the premium metallurgies has been found to wear approximately three to four times better than standard rail in the unlub...
... at the UTA Wake Field Test Facility. ... very exciting and new experimental results indicated ... FIELD TESTS, FACILITIES, OPTIMIZATION, COMPUTER ...
... Laser (IFEL) and an Inverse Cerenkov Accelerator (ICA), use ... linac at the Advanced Test Facility (ATF) at ... changes in the current experimental setups ...
for a muon beamline. The facility allows scientists to test the equipment with a proton beam. Read more The Muon Accelerator Program (MAP) was created in 2010 to unify the...
Science.gov Websites
The core capabilities of the ATF include a high brightness photoinjector electron gun, a 70 million electron-volt (MeV) linear accelerator, high power lasers synchronized...
Described is the VAX/CAMAC-based control system for Brookhaven National Laboratory's Accelerator Test Facility, a laser/linac research complex. Details of hardware and software configurations are presented along with experiences of using Vsystem, a commercial control system package.
Two new precast concrete bridges were installed by the Transportation Technology Center, Inc. (TTCI), a wholly owned subsidiary of the Association of American Railroads (AAR), Pueblo, Colorado, at the Facility for Accelerated Service Testing (FAST) in Dec...
The feasibility of using a magnetic annular arc as the accelerator for a high pressure, high enthalpy flow test facility is discussed. Simple design criteria based upon empirical relations obtained in experiment indicate that this type of accelerator woul...
... accelerators. A survey of the testing facilities, including vacuum systems, resistance heaters, and liquid metal heaters is given. The experimental ...
... The technique is shown to be feasible and may have application at pulsed accelerator facilities and at nuclear weapons tests. (Author). ...
... The experimental calibration of the B-dots ... Subject Categories : TEST FACILITIES, EQUIPMENT AND METEORS PARTICLE ACCELERATORS. ...
Brookhaven National Laboratory Accelerator Test Facility is a laser-electron linear accelerator complex designed to provide high brightness beams for testing of advanced acceleration concepts and high power pulsed photon sources. Results of electron beam parameters attained ...
The Ground Test Accelerator (GTA) under construction at the Los Alamos National Laboratory is part of the Neutral Particle Beam Program supported by the Strategic Defense Initiative Office. The GTA is a full-sized test facility to evaluate the feasibility...
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...
A test facility designed and built for the investigation of ion sources, ion axial injection system and elements of electrostatic beam extraction system for the cyclotron type accelerators is described. The facility basic units and systems designed on the...
Due to its technical performances and capacity, the centrifuge facility described remains the best adapted testing facility in Europe for static acceleration simulation for satellites or satellite elements during the propulsion phase. The facility makes i...
Brookhaven National Laboratory's (BNL's) Accelerator Test Facility (ATF) is a user facility for accelerator- and beam- physics. Researchers from national and foreign universities, the DOE's national laboratories, and small businesses can carry out their experiments here, thereby relieving their ...
NASA Astrophysics Data System (ADS)
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 acceleration methods or advanced radiation ...
... of Aircraft/Engines Operating in a Dry-Cooled Jet Engine Maintenance Test Facility; Criteria for Accelerated Random Vibration Tests with Non ...
The report presents observations of wear on freight car wheels caused by wheel-rail interaction at the Facility for Accelerated Service Testing (FAST), located at the Transportation Test Center (TTC), Pueblo, Colorado. At this facility the wear tests are ...
The Fusion Materials Irradiation Test Facility (FMIT) is an accelerator-based source of high energy neutrons to be constructed at the Hanford Engineering Development Laboratory. It will be unique in featuring a sufficiently high flux to permit testing of ...
system operating conditions. PCOT provides a testing environment and an ability to subject the sensor to a broader range and more severe operating conditions in an accelerated time frame than what wouldPowerline Conductor Operational Testing Facility (PCOT) Overview: The Powerline Conductor
E-print Network
Nuclear physics research program planning, accelerator tunnel construction, and accelerator component development, assembly, and testing are under way at the Continuous Electron Beam Accelerator Facility, Newport News, Virginia. CEBAF's 4-GeV, 200-(mu)A s...
The Staged Electron Laser Acceleration (STELLA) experiment is currently being assembled and tested at the BNL Accelerator Test Facility (ATF). The existing BNL inverse free electron laser (IFEL) has been positioned upstream of the inverse Cerenkov acceler...
sites Accelerated laboratory-controlled exposure chambers An ultra-accelerated, natural sunlight exposure testing facility. For more information, read NREL's poster on the...
National Renewable Energy Laboratory (NREL)
The International Fusion Materials Irradiation Facility (IFMIF) is proposed as an advanced accelerator-based neutron source for high-flux irradiation testing of large-sized fusion reactor components. The facility would require only small extensions to exi...
A testing protocol has been refined to improve the corrosion resistance testing of phosphoric acid anodized aluminum honeycomb. A comparison of different test facilities showed wide variations in the weight loss values obtained when tested per ASTM G 85 A...
This report discusses work on advanced accelerators and beam dynamics at ANL, BNL, SLAC, UCLA and Pulse Sciences Incorporated. Discussed in this report are the following concepts: Wakefield acceleration studies; plasma lens research; high gradient rf cavities and beam dynamics studies at the Brookhaven accelerator ...
The first phase of a high current, short bunch length electron beam research facility, the AWA, is near completion at Argonne. At the heart of the facility is a photocathode based electron gun and accelerating sections designed to deliver 20 MeV pulses wi...
A new type of test facility for simulating accelerated cavitation damage is described. The facility consists of a rotor with a material specimen attached at the periphery in such a manner that there is repeated impact with a column of liquid droplets duri...
The Accelerator Test Facility (ATF), presently under construction at Brookhaven National laboratory, is described. It consists of a 50-MeV electron beam synchronizable to a high-peak power CO{sub 2} laser. The interaction of electrons with the laser field will be probed, with some emphasis on exploring laser-based ...
The Accelerator Systems String Test (ASST) R&D Testing Facility has been established at the SSC Laboratory to test Collider and High Energy Booster (HEB) superconducting magnet strings. The facility is operational and has had two testing periods ...
This report discusses the following topics: A Next-Generation Spallation-Neutron Source; Accelerator Performance Demonstration Facility; APEX Free-Electron Laser Project; The Ground Test Accelerator (GTA) Program; Intense Neutron Source for Materials Testing; Linac Physics and Special Projects; ...
The Argonne Advanced Acceleration Test Facility is designed as a powerful tool to test ideas for very high gradient acceleration schemes based on direct beam excitation of plasmas, metal structures, dielectrics, etc. The characteristic size in these systems is )approximately) 1 cm, ...
The Naval Research Laboratory (NRL) and Argonne National Laboratory (ANL), in collaboration with the Stanford Linear Accelerator Center (SLAC), are developing a dielectric-loaded accelerator (DLA) test facility powered by the 11.424-GHz magnicon amplifier that was developed jointly by NRL and Omega-P, Inc. Thus ...
In 2006, two new weld tests were installed in the High Tonnage Loop (HTL) at the Facility for Accelerated Service Testing (FAST) located at the Transportation Technology Center (TTC) in Pueblo, Colorado. Two rail strings containing a total of 10 gas press...
The Louisiana Transportation Research Center's (LTRC) Pavement Research Facility (PRF) is a permanent, outdoor, full-scale testing laboratory located on a six acre site in Port Allen, Louisiana. The purpose of this facility is to test and quantify full-sc...
Material properties are vital for the field of accelerator R&D. Euclid Techlabs in collaboration with the Argonne Wakefield Accelerator facility team has investigated accelerator applications of metamaterials, photonic band gap structures, nonlinear, paramagnetic and ferroelectric materials. In this paper we ...
... of different test facilities showed wide variations in the weight loss values obtained when tested per ASTM G 85 Annex A4, So2 salt spray test, cyclic ...
The requirements of a realistic reentry test facility for aerothermodynamic tests are reviewed. Basically, this requires the test article to be accelerated to a high velocity and then exposed to the test environment for a sufficient length of time. One me...
... joint planning, national and international ... ACCELERATORS, *PROTON ACCELERATORS, PARTICLE ACCELERATOR TECHNIQUES ...
To reduce SEGR failure risk, the off-state operating voltages of the devices are derated based upon radiation tests at heavy-ion accelerator facilities. ...
... The existence of a 'critical' or Alfven exhaust velocity and of a critical mass flow rate is shown to follow logically from this assumption. ...
High temperature shape memory alloys;; Accelerated life prediction tools; ... flame propagation, vitiated-test media and facility-contamination effects, ...
The paper presents a brief description of the models incorporated in PHITS and the present status of the code, showing some benchmarking tests of the PHITS code for accelerator facilities and space radiation.
used to provide cue-and-response performance testing during acceleration. The 20 -G is fully operational and the current ...
This investigation reviews the technical results from previous MHD accelerator research and conducts a theoretical analysis of the simulation capabilities of an MHD-augmented hypersonic flow facility. This investigation identified the performance potentia...
, located at the BNL Accelerator Test Facility (ATF), is to demonstrate laser acceleration of optically. The basic layout for the experiment is depicted in Fig. 1. IFEL PREBUNCHER DRIFT & e-BEAM FOCUSING OPTICS/lens system.) A Nichrome wire in the shape of a single loop is pressed against the outer edge of the ...
Beam profile monitor (BPM) is widely used at the Brookhaven accelerator test facility (ATF) for machine operation and beam studies. BPM is also critical for many ATF experiments, such as laser acceleration and single - pass FEL experiments where both lase...
The AATF has been used to study wakefield acceleration and focusing in plasmas and rf structures. A PC-based system is described which incorporates the functions of beamline control and acquisition, storage, and preliminary analysis of video images from l...
The report describes the first testing series, Phase, of the first project, Experiment 1, with the Louisiana Transportation Research Center Accelerated Loading Facility. The background to the project is described and details of the trial pavements site an...
We have successfully demonstrated the principles of wake-field acceleration using structures (cavity, dielectric) and plasmas as wake-field devices using the AATF at Argonne National Laboratory. Due to the limited driver electron pulse intensity and relat...
This report presents highlights of major projects in the Accelerator Technology (AT) Division of the Los Alamos National Laboratory. The first section deals with the Fusion Materials Irradiation Test Facility. The second section covers code development an...
We describe the design parameters and expected performance of the analysis spectrometer for beamline 1 at the BNL Accelerator Test Facility. The spectrometer should be well suited for measuring the change in energy caused by the first generation laser acceleration experiments.
The use of lasers in exciting fast atomic and molecular ions produced in accelerators is discussed. Collinear excitation of the ions is most efficient, and several examples of laser-induced fluorescence are given. These include tests of relativistic atomi...
A description is given of the resumption of 400 GeV accelerator operation for high-energy physics following a facility shutdown of more than four months. Ellectron cooling has been demonstrated and the results are presented. Tests of the above-ground supe...
The initial experimental results of the Brookhaven accelerator test facility (ATF) in-line injector is presented. The ATF in-line injector employed a full copper RF gun with a pair of solenoid magnets for emittance compensation. The maximum acceleration f...
Electron beam bunching in the optical wavelength was observed experimentally for the first time at the Brookhaven Accelerator Test Facility (ATF) using the Inverse Free Electron (IFEL) accelerator. The micro-bunched electron beam has been studied by measu...
Research is underway at SLAC to develop accelerator structures for the next generation linear collider. An important feature of the design is a detuning of the dipole modes of the cells to suppress the long-range transverse wakefield by two orders of magnitude. This paper describes a facility, called ASSET, that will be incorporated into the SLAC Linear ...
The first terawatt picosecond CO{sub 2} laser will be brought to operation at the Brookhaven Accelerator Test Facility in 1998. System consists of a single-mode TEA oscillator, picosecond semiconductor optical switch, multi-atmosphere. The authors report on design, simulation, and performance tests of the 10 atm ...
The 500 nm Free-Electron Laser (ATF) of the Brookhaven National Laboratory is reviewed. We present an overview of the ATF, a high-brightness, 50-MeV, electron accelerator and laser complex which is a users' facility for accelerator and beam physics. A num...
This paper describes the elements of the design of the NLC Test Accelerator pertaining to ionizing radiation protection and safety. The NLC Test Accelerator is an accelerator physics research facility at SLAC designed to validate 2.6-cm microwave linear ...
The Brookhaven Accelerator Test Facility (ATF) is a 50-MeV electron linac designed to produce electron bunches which can be synchronized with the picosecond pulse of a 100-GWatt CO/sub 2/ laser. This facility will be used to study the acceleration of electrons by the laser-grating technique as ...
The linear accelerator being designed and constructed for the Fusion Materials Irradiation Test (FMIT) facility also has great utility as an R and D program that will provide operating information on large, continuous-wave, high-intensity particle accelerators now being considered for various applications, ...
A table-top 20-GW 50-ps CO{sub 2} laser system is under operation at the Brookhaven Accelerator Test Facility. We compare laser performance with model predictions. Extrapolations suggest the possibility of compact terawatt CO{sub 2} laser systems suitable as laser accelerator drivers and for other strong-field ...
Status update on the ongoing inverse Cherenkov acceleration experiment and prospects to its 100 MeV short-term upgrade. The first report on 1 MeV electron acceleration with the 0.5 GW CO{sub 2} laser used in the inverse FEL scheme. (author). 22 refs., 8 figs., 1 tab.
The High Brightness Test Stand is a 2 MeV, less than or equal to 10 kA electron accelerator module. This accelerator module, designed as an upgrade prototype for the Advanced Test Accelerator (ATA), combines solid state nonlinear magnetic drives with state-of-the-art induction linac technology. ...
As a result of observed cracks in the fabricated center sills of many freight cars in the FAST consist, a special Fatigue Analysis Test (FAT) was conducted on the FAST Track during August and September of 1978. This report provides an analysis of the stat...
MuCool Test Area (MTA) is a complex of buildings at Fermi National Accelerator Laboratory, which are dedicated to operate components of a cooling cell to be used for Muon Collider and Neutrino Factory R&D. The long-term goal of this facility is to test io...
The NLC design achieves high luminosity with multiple bunches in each RF pulse. Acceleration of a train of bunches without emittance growth requires control of long range dipole wakefields. SLAC is pursuing a structure design which suppresses the effect of wakefields by varying the physical dimensions of successive cells of the disk-loaded traveling wave structure in a manner ...
A spectrometer is created to study relativistic hypernuclei produced with beams of accelerated nuclei from the Nuclotron facility (Dubna, JINR). Test runs have been carried out and the conclusion is drawn that the properties of the facility meet the requirements of the task of searching for unknown and studying ...
The status of the IMP (Institute of Modern Physics) mass separator facility on-line to the heavy ion accelerator HIRFL in Lanzhou is described. The results for off-line and on-line tests as well as the research program are reported.
Accelerating any ion from hydrogen to uranium. ... Use of BNL Booster facility as primary user is estimated to cost $5 - $6 k/hr. As secondary user cost is ...
Electron bunches with the unparalleled combination of high charge, low emittances, and short time duration, as first produced at the SLAC Final Focus Test Beam (FFTB), are foreseen to be produced at the SABER facility. These types of bunches have enabled ...
The preliminary design of an accelerator suitable to meet the flux and neutron energy requirements of a CTR materials test facility is presented. The specifications of such a facility call for a neutron flux of 10 exp 14 n/cm exp 2 -sec distributed over a...
A new facility has been constructed to measure the characteristic features of superconducting model magnets and cable at cryogenic temperatures--a function which supports the design and development process for building full-scale accelerator magnets. Ther...
A new facility has been constructed to measure the characteristic features of superconducting model magnets and cable at cryogenic temperatures -- a function which supports the design and development process for building full-scale accelerator magnets. Th...
A facility is presently being constructed which can measure transverse and longitudinal wake fields in structures and media. Initial experiments with cavities and plasma are being directed at systems which could be applied to a high energy linear collider...
Brookhaven National Laboratory's (BNL's) Accelerator Test Facility (ATF) is a user facility for accelerator- and beam- physics. Researchers from national and foreign universities, the DOE's national laboratories, and small businesses can carry out their experiments ...
The design of the Brookhaven National Laboratory Accelerator Test Facility is presented including the design goals and computational results. The heart of the system is a radiofrequency electron gun utilizing a photo-excited metal cathode followed by a conventional electron linac. The Nd:YAG laser used to drive the cathode with 6 ps ...
The 3rd harmonic 3.9GHz accelerating cavity was proposed to improve beam performances for TTF-FEL facility. In the frame of collaboration Fermilab will provide DESY with a cryomodule containing a string of four cavities. In addition, a second cryomodule with one cavity will be fabricated for installation in the Fermilab photo-injector, which will be ...
A picosecond high power CO{sub 2} laser system is under the operation at the BNL Accelerator Test Facility. The present paper describes its components and the research efforts to meet the requirements for novel laser acceleration techniques to be tested at the ATF.
This report is an account of a second trial conducted at Desert Sunshine Exposure Test Inc. using the facility of the EMMA and EMMAQUA machines which are reported to accelerate natural weathering. Low density polyethylene and polyacetal specimens were tested and no real acceleration factors ...
FACET�Facilities for Accelerator science and Experimental Test beams at SLAC�will provide high-energy-density electron and positron beams with peak currents of roughly 20 kA that will be focused down to a 10 ?m�10 ?m transverse spot size at an energy of ~23 GeV. With FACET, the SLAC linac will support a unique program ...
The Dual Axis Radiographic Hydrodynamic Test Facility (DARHT) at Los Alamos National Laboratory is the world's most advanced weapons test facility. DARHT contains two linear accelerators for producing flash radiographs of hydrodynamic experiments. High-speed electronics and optical ...
We present an analysis of the electron beam emitted from a laser driven photocathode injector (Gun, operating at 2856 MHZ), through a Transport beamline, to the LINAC entrance for the Brookhaven Accelerator Test Facility (ATF). The beam parameters including beam energy, and emittance are calculated. Some of our results, are tabulated ...
The Brookhaven Accelerator Test Facility (ATF) will consist of a 50--100 MeV/c electron linac and a 100 GW CO sub 2 laser system. A high brightness RF-gun operating at 2856 MHz is to be used as the injector into the linac. The RF-gun contains a Nd:Yag-las...
The design and status of an FEL experiment at the Brookhaven National Laboratory Accelerator Test Facility is reported. A 50 MeV high brightness electron beam will be utilized for an oscillator experiment in the visible wavelength region. The microwiggler to be used is a superferric planar undulator with a 0.88 cm period, 60 cm length ...
A hydrogen and argon gas atmosphere furnace facility using electric furnaces is located at the Clinton P. Anderson Meson Physics Facility (LAMPF). These industrial furnace systems were specifically purchased for use in assembling the LAMPF linear accelerator by means of hydrogen gas furnace brazing. The furnace ...
The parameter optimization for a national SASE FEL facility was studied. Turkish State Planing Organization (DPT) gave financial support as an inter-universities project to begin technical design studies and test facility of National Accelerator Complex starting from 2006. In addition to a particle factory, the ...
The 500 nm Free-Electron Laser (ATF) of the Brookhaven National Laboratory is reviewed. We present an overview of the ATF, a high-brightness, 50-MeV, electron accelerator and laser complex which is a users' facility for accelerator and beam physics. A number of laser acceleration and FEL experiments are ...
We are now beginning an accelerator physics experiment at the Indiana University Cyclotron Facility (IUCF) proton Cooler Ring, which will be the first experimental test of the Siberian Snake concept for dealing with depolarization resonances. It this test is successful, Siberian Snakes may allow the ...
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 ...
BY WRITING BOTH A CUSTOM WINDOWS(NTTM) DYNAMIC LINK LIBRARY AND GENERIC COMPANION SERVER SOFTWARE, THE INTRINSIC FUNCTIONS OF MATHSOFT MATHCAD(TM) HAVE BEEN EXTENDED WITH NEW CAPABILITIES WHICH PERMIT DIRECT ACCESS TO THE CONTROL SYSTEM DATABASES OF BROOKHAVEN NATIONAL LABORATORY ACCELERATOR TEST FACILITY. UNDER THIS SCHEME, A MATHCAD ...
We report here the low emittance beam transport line for laser acceleration experiments at the Brookhaven Accelerator Test Facility (ATF). In order to preserve the low emittance ({approximately} 10{sup -10} m-rad) 50 MeV electron beam, great care has to be paid to the higher-order effects. The low-emittance ...
Some of the wheel and rail wear results from the current test at the Facility for Accelerated Service Testing are analyzed in the light of both adhesive and fatigue wear theories. This analysis suggests that the wheel/rail wear processes occurring in the ...
Bulk vitrification (BV) was selected for a pilot-scale test and demonstration facility for supplemental treatment to accelerate the cleanup of low-activity waste (LAW) at the Hanford U.S. DOE Site. During engineering-scale (ES) tests, a small fraction of ...
In 1984 Los Alamos began the design of the lethality test system (LTS), a facility to be used for the study of impact physics at velocities up to 15 km/s. The key component of LTS was an electromagnetic launcher capable of accelerating a 30 gram mass to 1...
The research at the Brookhaven Accelerator Test Facility (ATF) covers all major aspects of the future light source (LS) technologies, from high-brightness electron beam source, beam diagnostics to FEL experiments. The ATF itself is the testing ground for ...
The 3rd harmonic 3.9GHz accelerating cavity was proposed to improve the beam performance of the FLASH (TTF/DESY) facility [1]. In the frame of a collaborative agreement, Fermilab will provide DESY with a cryomodule containing a string of four cavities. In addition, a second cryomodule with one cavity will be fabricated for installation in the Fermilab ...
To insure that Brookhaven's superconducting magnets are reliable and their field quality meets accelerator requirements, each magnet is pre-tested at operating conditions after construction. MAGCOOL, the production magnet test facility, was designed to perform these tests, having the ...
The Fusion Materials Irradiation Test Facility will provide a unique testing environment for irradiation of structural and special-purpose materials in support of fusion-power systems. The neutron source will be produced by a deuteron-lithium stripping reaction to generate high-energy neutrons to ensure materials damage characteristic ...
The S-Band Linear Collider Test Facility under construction at DESY will serve as a test bed for the necessary technical developments of a large scale 2=B4250 GeV e+e- linear accelerator. The test facility consists of two modular units similar to those to be installed in a ...
Transverse wakefield suppression in the CLIC (Compact Linear Collider) multibunch accelerating structure, called the TDS (Tapered Damped Structure), is achieved primarily through heavy damping. In order to verify the performance of the TDS design and the validity of the theoretical tools used to model it, a 15 GHz version of the TDS has been constructed and ...
Ten CRCP sections were built at the ATREL full-scale testing facility, with five sections being tested under accelerated traffic loading conditions and five sections evaluated for induced transverse cracks. The opening and closing of cracks was measured a...
This report presents the details of a spin table test facility developed for testing heat pipes and other heat transfer experiments under high acceleration conditions. A drive system capable of variable spin up and spin down acceleration rates to simulate...
and behavior during nonnuclear tests using advanced radiography. The facility completed the construction of the second stage of the flash X-ray machine in March 2003. TA-16-205-Weapons Engineering Tritium Facility Radiography facility, and the high- intensity beam line (Line A). The facility ...
This document provides the radiation safety plan for the Pulsed Fast Neutron Analysis (PFNA) Cargo Inspection System facility at Ysleta Port of Entry Commercial Cargo Facility located in El Paso, Texas. It describes the PFNA facility and accelerator, disc...
A facility is presently being constructed which can measure transverse and longitudinal wake fields in structures and media. Initial experiments with cavities and plasma are being directed at systems which could be applied to a high energy linear collider, although other experiments should be possible. The facility will eventually operate as a user ...
... a nEW PROcESS FOR THE ACCELERATION TEST AND EVALUATION OF AEROMEDICAL EQUIPMENT FOR ... acceleration Testing ...
To reach design luminosity, the International Linear Collider (ILC) must be able to create and reliably maintain nanometer size beams. The ATF damping ring is the unique facility where ILC emittances are possible. In this paper we present and evaluate the proposal to create a final focus facility at the ATF which, using compact final focus optics and an ...
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 ...
This report contains viewgraph material on the following topics: on beam emittance -- application to ATF; a review of Brookhaven Accelerator Test Facility (AFT); on development of a superconducting RFQ at Stony Brook University; development of new methods for charged particle acceleration at Yerevan Physics ...
PARAMETER OPTIMIZATIONS FOR VACUUM LASER ACCELERATION AT ATF/BNL* V. Yakimenko , M. Babzien, I. Ben at ATF/BNL, the laser parameters and related electron beam are analytically investigated. The experiment Accelerator Test Facility (ATF), using its high-power CO2 laser and tiny focused electron beam. An energy gain
A new approach for positron acceleration in non-linear plasma wakefields driven by electron beams is presented. Positrons can be produced by colliding an electron beam with a thin foil target embedded in the plasma. Integration of positron production and acceleration in one stage is realized by a single relativistic, intense electron beam. Simulations with ...
Accelerator technology development is presented for heavy ion drivers used in inertial confinement fusion. The program includes construction of low-velocity ''test bed'' accelerator facilities, development of analytical and experimental techniques to characterize ion beam ...
A new small and compact radiocarbon dating facility based on a 500 kV Pelletron accelerator has been built. The novel feature is that it operates with 1{sup +} ions. The interfering molecules are destroyed by collisions in the gas stripper. The results of first test measurements demonstrate that stability, background and transmission ...
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 ...
A Fusion Materials Irradiation Test Facility is being designed to be constructed at Hanford, Washington, The system is designed to produce about 10/sup 15/n/cm-s in a volume of approx. 10 cc and 10/sup 14/ n/cm-s in a volume of 500 cc. The lithium and target systems are being developed and designed by HEDL while the 35-MeV, 100-mA cw ...
FLASH (Free Electron Laser in Hamburg) is a user facility for a high intensity VUV-light source [1]. The radiation wavelength is tunable in the range from about 40 to 13 nm by changing the electron beam energy from 450 to 700 MeV. The accelerator is also a test facility for the European XFEL (X-ray Free Electron ...
This paper describes a joint project by the Naval Research Laboratory (NRL) and Argonne National Laboratory (ANL), in collaboration with the Stanford Linear Accelerator Center (SLAC), to develop a dielectric-loaded accelerator (DLA) test facility powered by a high-power 11.424-GHz magnicon amplifier. The magnicon ...
This paper describes a joint project by the Naval Research Laboratory (NRL) and Argonne National Laboratory (ANL), in collaboration with the StanFord Linear Accelerator Center (SLAC), to develop a dielectric-loaded accelerator (DLA) test facility powered by a high-power 11.424-GHz magnicon amplifier. The magnicon ...
The Fermilab/NICADD photoinjector laboratory is a 16 MeV electron accelerator dedicated to beam dynamics and advanced accelerator physics studies. FNPL will soon be capable of operating at {approx} 40 MeV, after the installation of a high gradient TESLA cavity. In this paper we present the foreseen design for the upgraded facility ...
A description of the EN tandem accelerator mass spectrometry system at Peking University is given. Progress in the bench test of the ion source, the reassembly and commissioning of the EN tandem and the sample preparation facilities is presented. In addition to 14C and 10Be analysis, 26Al and 36Cl will also be studied.
Flame acceleration and deflagration-to-detonation transition (DDT) studies have been conducted in a 19.4-cm high, 14.5-cm wide, and 2. 242-m long channel (MINIFLAME) that is a 1:12.6 scale model of the 136 cu m FLAME facility. Tests were conducted with tw...
The Fusion Materials Irradiation Test (FMIT) accelerator will supply the neutron flux required for studying materials that may be used in a fusion environment. The diagnostic measurement instrumentation, which will characterize the accelerator beam, must be noninterceptive because of the beam's power density. Instrumentation ...
