POLYDISPERSE-PARTICLE-SIZE-DISTRIBUTION FUNCTION DETERMINED FROM INTENSITY PROFILE OF ANGULARLY SCATTERED-LIGHT

被引:12
作者
ALGER, TW
机构
[1] University of California, Lawrence Livermore Laboratory, Livermore, CA
来源
APPLIED OPTICS | 1979年 / 18卷 / 20期
关键词
D O I
10.1364/AO.18.003494
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A new method for determining the particle-size-distribution function of a polydispersion of spherical particles is presented.The inversion technique for the particle-size-distribution function is based upon matching the measured intensity profile of angularly scattered light with a summation of the intensity contributions of a series of appropriately spaced, narrowband, size-distribution functions.A numerical optimization technique is used to determine the strengths of the individual bands that yield the best agreement with the measured scattered-light-intensity profile.Because Mie theory is used, the method is applicable to spherical particles of all sizes.Several numerical examples demonstrate the application of this inversion method.© 1979 Optical Society of America.
引用
收藏
页码:3494 / 3501
页数:8
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