FEMTOSECOND TRANSIENT ABSORPTION-SPECTROSCOPY OF A SINGLE PERYLENE MICROCRYSTAL UNDER A MICROSCOPE

被引:36
作者
TAMAI, N
PORTER, CF
MASUHARA, H
机构
[1] Microphotoconversion Project2 2 After the period of the project (October 1988-September 1993), all correspondence should be sent to Osaka University., ERATO, Research Development Corporation of Japan, 15 Morimoto-cho, Shimogamo, Sakyo-ku
关键词
D O I
10.1016/0009-2614(93)87074-D
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The photophysical properties of single alpha- and beta-perylene microcrystals were investigated using femtosecond transient absorption spectroscopy in conjunction with a microscope at 293 K. Formation of dimer cations in respective microcrystals, and the mechanism of exciton-exciton annihilation were analyzed in terms of transient absorption spectra and their decay dynamics as well as crystal structures.
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页码:364 / 370
页数:7
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