Correlation Function of Clumps for Electrons in Localized Coherent Langmuir Fields

查看全文 作　　者：ZHOU [1]Cangtao;HE [1]Xiantu;ZHU [1]Shaoping 机构地区：[1]Center for Nonlinear Studies,Institute of Applied Physics and Computational Mathematics,Beijing 100088 出　　处：《Chinese Physics Letters》索引1992年第9卷第8期,共4页 基　　金：Supported by the National Natural Science Foundation of China No.1880109。 摘　　要：A correlation function of electrons interacting with localized coherent Langmuir wave packets is obtained by particle simulation.It is shown that the peak behavior of the correlation function for sufficiently small relative coordinates r^(0) and u^(0) in phase space also occurs in a spatially inhomogeneous system,and the neighboring particles in phase space are correlated with each other for a lifetime exceeding the coherent time.Our numerical results display the clump effects,which are consistent with previous theoretical prediction of the relative diffusion behavior. 关 键 词：COHERENT Electron EXCEEDING