Mean-field theory of light scattering by one-dimensional rough surfaces

被引:31
作者
Sentenac, A [1 ]
Greffet, JJ [1 ]
机构
[1] Ecole Cent Paris, CNRS, Lab Energet Mol Macroscop, F-92295 Chatenay Malabry, France
来源
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION | 1998年 / 15卷 / 02期
关键词
D O I
10.1364/JOSAA.15.000528
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We present a new approximate theory of scattering by randomly rough surfaces. The selvedge region is considered to be a layer with fluctuating index. A mean-field theory is used to derive the diffuse intensity. Comparisons with Monte Carlo simulations based on surface integral equations show that the technique can be used for rms heights as large as lambda/2 and for any type of slope for a dielectric constant of 2.25. However, the accuracy decreases with increasing dielectric constant. (C) 1998 Optical Society of America.
引用
收藏
页码:528 / 532
页数:5
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