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二维分形粗糙面电磁散射的分形规律研究

郭立新 吴振森

郭立新, 吴振森. 二维分形粗糙面电磁散射的分形规律研究[J]. 电子与信息学报, 2002, 24(10): 1405-1411.
引用本文: 郭立新, 吴振森. 二维分形粗糙面电磁散射的分形规律研究[J]. 电子与信息学报, 2002, 24(10): 1405-1411.
Guo Lixin, Wu Zhensen. Fractal characteristics investigation on electromagnetic scattering from two dimensional rough surface[J]. Journal of Electronics & Information Technology, 2002, 24(10): 1405-1411.
Citation: Guo Lixin, Wu Zhensen. Fractal characteristics investigation on electromagnetic scattering from two dimensional rough surface[J]. Journal of Electronics & Information Technology, 2002, 24(10): 1405-1411.

二维分形粗糙面电磁散射的分形规律研究

Fractal characteristics investigation on electromagnetic scattering from two dimensional rough surface

  • 摘要: 采用二维归一化带限Brown分形函数来模拟二维分形粗糙面,利用基尔霍夫近似给出了该粗糙面的电磁散射场和散射强度方差的计算公式,主要讨论了散射场分布与分维的关系,获得了散射场波峰拟合线的斜率与分维D满足线性关系这一重要规律。
  • A. Ishimaru, Wave Propagation and Scattering in Random Media, New York, Academic Press,1978, chap. 21. [2]P. Beckmann, The Scattering of Electromagnetic Waves from Rough Surfaces, New York, Academic Press, 1978, chap. 3. [3]B.B. Mandelbrot, The Fractal Geometry of Nature, New York, Freeman, 1982, chap. 1. [4]K. Falconer, Fractal Geometry: Mathematical Foundations and Application, New York, Wiley,1990, chap. 1. [5]M.V. Berry, Diffractal echos, J. Phys. A, 1981, 14(6), 3101-3110.[2]Y.Y. Agnon, M. Stiassnie, Remote sensing of the roughness of a fractal sea surface, J. Geophysical Research, 1991, 96(C7), 12773-12779.[3]J.A. Sanchez-Gil, J. V. Garcia-Ramos, Strong surface field enhancements in the scattering of p-polarzied light from fractal metal surfaces, Opt. Communications, 1997, 134(1), 11-15.[4]L.X. Guo, Z. S. Wu, Electromagnetic scattering from one-dimensional fractal surface, Chinese Phys. Letters, 1994, 11(5), 257-260.[5]N. Lin, et al., Wave scattering from fractal surface, J. of Modern Opt., 1995, 42(1), 225-241.[6]D.L. Jaggard, et al., Scattering from fractally corrugated surfaces, J. Opt. Soc. Am., 1987, 7(6),1131-1139.
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出版历程
  • 收稿日期:  2000-10-20
  • 修回日期:  2001-07-26
  • 刊出日期:  2002-10-19

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