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锥形激光等离子体中Compton散射对电子的加速
引用本文:郝东山,黄晓东.锥形激光等离子体中Compton散射对电子的加速[J].核聚变与等离子体物理,2005,25(1):55-58.
作者姓名:郝东山  黄晓东
作者单位:黄淮学院物理系,驻马店,463000
基金项目:河南省教育厅自然科学基础研究计划项目(20011400006)
摘    要:应用相对论性电子与光子非弹性碰撞模型和经典相对论电动力学理论,结合锥形飞秒强激光等离子体中的光场特性和静电场能.分析、计算了入射的高能电子束与等离子体中的光子发生多光子非线性Compton散射时对电子的加速效应,发现等离子体中的光场会引起电子加速能量的振荡;等离子体中的静电场降低电子的加速效应。用高能电子束与锥形飞秒强激光等离子体中的光子发生双光子非线性Compton散射,是加速电子最为理想的情况。

关 键 词:光场  电子  等离子体  光子  静电场  非弹性碰撞  散射  强激光  飞秒  锥形
文章编号:0254-6086(2005)01-0055-04

Electron acceleration by Compton scattering in cone-shaped laser-plasma
HAO Dong-shan,HUANG Xiao-dong.Electron acceleration by Compton scattering in cone-shaped laser-plasma[J].Nuclear Fusion and Plasma Physics,2005,25(1):55-58.
Authors:HAO Dong-shan  HUANG Xiao-dong
Abstract:Considering the characteristics and the electrostatic field energy in a cone-shaped femtosecond high power laser-plasma,the acceleration of the electrons of incident on a laser-plasma by the multi-photon nonlinear Compton scattering in this field is given by using the inelastic collision model of relativistic electron and photon and relativistic electricity theory. We find that a vibration of electron acceleration energy takes place by the laser field in the laser plasma,and the electron acceleration effect is lowered by the electrostatic field. The conclusion on an electron acceleration energy rise is worked out using the two-photons nonlinear Compton scattering of the high-energy electron with photons in the cone-shaped femtosecond high power laser-plasma.
Keywords:Cone-shaped  Femtosecond laser  Plasma  Multi-photon nonlinear Compton scattering  Higher-relativistic
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