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FDTD Simulation of Bistatic Scattering by Conductive Cylinder Covered with Inhomogeneous Time-Varying Plasma
作者姓名:刘少斌  刘三秋  袁乃昌
作者单位:[1]College of Information Science & Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China [2]School of Sciences, Nanchang University, Nanchang 330047, China [3]School of Electronic Science and Engineering, National University of Defense Technology, Changsha 410073, China
基金项目:supported by National Natural Science Foundation of China (No. 60471002) and the Natural Science Foundation of Jiangxi Province (No. 0412014)
摘    要:A finite-different time-domain (FDTD) algorithm is applied in this paper to study the bistatic electromagnetic(EM) scattering by a conductive cylinder covered with inhomogeneous, collision, cold, time-varying plasma. The collision frequency of plasma is a function of the electron density and the pressure of the background gas. The plasma density follows any prescribed distribution function of the rise time of plasma and the radius of the column. The bistatic radar cross section (RCS) of the conductive cylinder covered with inhomogeneous time-varying plasma and inhomogeneous steady-state plasma is calculated under different conditions. The results illustrate that a plasma cloaking system can successfully reduce the RCS of the conductive cylinder.

关 键 词:等离子外壳  雷达交叉截面  时变等离子体  等离子体物理  电磁波  电磁散射
收稿时间:2004-03-15
修稿时间:2004-03-15

FDTD Simulation of Bistatic Scattering by Conductive Cylinder Covered with Inhomogeneous Time-Varying Plasma
LIU Shaobin, LIU Sanqiu, YUAN Naichang.FDTD Simulation of Bistatic Scattering by Conductive Cylinder Covered with Inhomogeneous Time-Varying Plasma[J].Plasma Science & Technology,2006,8(2):190-194.
Authors:LIU Shaobin  LIU Sanqiu  YUAN Naichang
Abstract:
Keywords:
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