Results 11 to 20 of about 3,120,215 (305)

Energy efficiency of an intracavity coupled, laser-driven linear accelerator pumped by an external laser [PDF]

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2005
We calculate the optimum energy efficiency of a laser-driven linear accelerator by adopting a simple linear model. In the case of single bunch operation, the energy efficiency can be enhanced by incorporating the accelerator into a cavity that is pumped ...
Y. C. Neil Na, R. H. Siemann, R. L. Byer
doaj   +2 more sources

Acceleration modules in linear induction accelerators [PDF]

open access: yesChinese Physics C, 2014
Linear Induction Accelerator (LIA) is a unique type of accelerator, which is capable to accelerate kilo-Ampere beam current to tens of MeV. The LIA acceleration modules, filled with ferrite or ferromagnetic toroid cores, can be conveniently stacked to obtain high energy. During the evolution of LIA, several models for the LIA acceleration module and the
Wang, Shaoheng, Deng, Jianjun
openaire   +2 more sources

Accelerated Linearized Bregman Method [PDF]

open access: yesJournal of Scientific Computing, 2012
In this paper, we propose and analyze an accelerated linearized Bregman (ALB) method for solving the basis pursuit and related sparse optimization problems. This accelerated algorithm is based on the fact that the linearized Bregman (LB) algorithm is equivalent to a gradient descent method applied to a certain dual formulation.
Bo Huang, Shiqian Ma, Donald Goldfarb
openaire   +3 more sources

ATF2 Proposal [Volume 1] [PDF]

open access: yes, 2005
This document is the first of two volumes describing the ATF2 project. The present volume discusses the technical justification for ATF2 and presents a design description.
Angal-Kalinin D   +21 more
core   +1 more source

Newly constructed compact accelerator-based neutron facility at AIST [PDF]

open access: yesEPJ Web of Conferences, 2020
We have constructed a compact accelerator-based neutron facility at the National Institute of Advanced Industrial Science and Technology (AIST) in Japan aiming at development of structural materials of transportation vehicles for weight reduction.
Kino Koichi   +21 more
doaj   +1 more source

Medium-Term Stability of the Photon Beam Energy of An Elekta CompactTM Linear Accelerator Based on Daily Measurements of Beam Quality Factor [PDF]

open access: yesIranian Journal of Medical Physics, 2016
Introduction In this study, we aimed to assess the medium-term energy stability of a 6MV Elekta CompactTM linear accelerator. To the best of our knowledge, this is the first published article to evaluate this linear accelerator in terms of energy ...
Mohammad Amin Mosleh-Shirazi   +2 more
doaj   +1 more source

Optically induced lattice deformations, electronic structure changes, and enhanced superconductivity in YBa2Cu3O6.48

open access: yesStructural Dynamics, 2017
Resonant optical excitation of apical oxygen vibrational modes in the normal state of underdoped YBa2Cu3O6+x induces a transient state with optical properties similar to those of the equilibrium superconducting state. Amongst these, a divergent imaginary
R. Mankowsky   +12 more
doaj   +1 more source

Analysis the influence of pulse-to-pulse stability of modulator on high-power microwave output of pulsed klystron

open access: yesSN Applied Sciences, 2021
X-ray free electron laser (XFEL) facility based on electron linear accelerator (LINAC) is regarded as one kind of the fourth-generation light source with the characteristics of high intensity, exceptional brightness, ultrashort pulse duration, and ...
Yongfang Liu   +3 more
doaj   +1 more source

Stanford Linear Accelerator Center Annual Environmental Monitoring Report, January--December 1989

open access: yes, 1990
This progress report discusses environmental monitoring activities at the Stanford Linear Accelerator Center for 1989. Topics include climate, site geology, site water usage, land use, demography, unusual events or releases, radioactive and ...
Stanford Linear Accelerator Center
core   +1 more source

Transfer line including vacuum differential system for a high-power windowless target

open access: yesPhysical Review Accelerators and Beams, 2020
As the highest power proton linear accelerator in continuous wave mode, China initiative Accelerator Driven sub-critical System linear accelerator will deliver 2.5 MW proton beam to the target inside the reactor.
Yuanshuai Qin   +8 more
doaj   +1 more source

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