EFFECT OF MULTIPLE LIGHT-SCATTERING AND SELF-ABSORPTION ON THE FLUORESCENCE AND EXCITATION-SPECTRA OF DYES IN RANDOM-MEDIA

被引:64
作者
AHMED, SA [1 ]
ZANG, ZW [1 ]
YOO, KM [1 ]
ALI, MA [1 ]
ALFANO, RR [1 ]
机构
[1] CUNY, GRAD CTR, NEW YORK, NY 10031 USA
来源
APPLIED OPTICS | 1994年 / 33卷 / 13期
关键词
D O I
10.1364/AO.33.002746
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The absorption, fluorescence, and excitation spectra of a dye in a highly scattering random medium were studied experimentally. The intrinsic absorption spectrum of the dye does not change in the presence of scatterers, but the presence of scatterers in the media will change the observed fluorescence spectra. The observation is accounted for by the change in the photon trajectory path length for the fluorescence emission.
引用
收藏
页码:2746 / 2750
页数:5
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