CHARACTERIZING GASTROLITH SURFACE-ROUGHNESS WITH LIGHT-SCATTERING

被引:6
|
作者
JOHNSTON, RG
MANLEY, K
LEMANSKI, CL
机构
[1] Los Alamos National Laboratory, Los Alamos, NM 87545
[2] Los Alamos, NM 87544
关键词
D O I
10.1016/0030-4018(90)90383-5
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Light scattering measurements on gastroliths, suspected gastroliths, and stream-polished rocks are compared using the Kirchhoff approximation for scattering by rough surfaces. The results for suspected and known gastroliths are very similar. Stream-polished rocks, however, exhibit greater surface roughness. Light scattering appears to be a practical method for rapidly and non-destructively characterizing gastroliths. © 1990.
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页码:279 / 283
页数:5
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