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Chinese Academy of Sciences Institutional Repositories Grid
Electron bunch acceleration and trapping by ponderomotive force of an intense short-pulse laser

文献类型:期刊论文

作者Kawata, S; Kong, Q; Miyazaki, S; Miyauchi, K; Sonobe, R; Sakai, K; Nakajima, K; Masuda, S; Ho, YK; Miyanaga, N
刊名LASER AND PARTICLE BEAMS
出版日期2005-03-01
卷号23页码:61-67
关键词electron bunch laser electron acceleration ponderomotive acceleration
ISSN号0263-0346
DOI10.1017/S0263034605050123
英文摘要Electron ponderomotive acceleration in a vacuum by a short-pulsed laser of TEM (1, 0) + TEM (0, 1) mode is studied in this paper using a 3-dimensional (3D) particle simulation. It was found that the laser can trap electrons in transverse and accelerate them with the longitudinal ponderomotive force at the same time. Through this electron trapping and acceleration scheme of TEM (1, 0) + TEM (0, 1) mode laser, the electron bunch is confined well in transverse and compressed remarkably in longitudinal. Therefore, a high energy, high density, and low emittances electron bunch is generated. For example, the result shows that for a laser with intensity of a(0) = eE(0)/m omega c = 10, the laser spot size of w(0) 15 lambda, and the laser pulse length of L-z = 10 lambda, the maximum energy gain reaches 301 MeV and the average energy 57.7 MeV. The electron bunch transverse radius is about 350 lambda and the longitudinal size about 20 lambda. The property of this accelerated bunch is improved compared with that generated by the laser of TEM (0, 0) mode.
WOS关键词BEAMS ; SIMULATIONS ; DYNAMICS ; PLASMA
WOS研究方向Physics
语种英语
WOS记录号WOS:000229794300012
出版者CAMBRIDGE UNIV PRESS
源URL[http://119.78.100.186/handle/113462/25238]  
专题中国科学院近代物理研究所
通讯作者Kawata, S
作者单位1.Utsunomiya Univ, Dept Elect & Elect Engn, Utsunomiya, Tochigi 3218585, Japan
2.High Energy Accelerator Res Org, Ibaraki, Japan
3.Fudan Univ, Inst Modern Phys, Shanghai 200433, Peoples R China
4.Osaka Univ, Inst Laser Engn, Osaka, Japan
5.Inst Phys, Prague, Czech Republic
6.Czech Tech Univ, Acad Sci Czech Republ, CR-16635 Prague, Czech Republic
7.SI Vavilov State Opt Inst, Res Inst Laser Phys, Ctr Sci, St Petersburg, Russia
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GB/T 7714
Kawata, S,Kong, Q,Miyazaki, S,et al. Electron bunch acceleration and trapping by ponderomotive force of an intense short-pulse laser[J]. LASER AND PARTICLE BEAMS,2005,23:61-67.
APA Kawata, S.,Kong, Q.,Miyazaki, S.,Miyauchi, K.,Sonobe, R.,...&Andreev, AA.(2005).Electron bunch acceleration and trapping by ponderomotive force of an intense short-pulse laser.LASER AND PARTICLE BEAMS,23,61-67.
MLA Kawata, S,et al."Electron bunch acceleration and trapping by ponderomotive force of an intense short-pulse laser".LASER AND PARTICLE BEAMS 23(2005):61-67.

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来源:近代物理研究所

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