EFFECT OF CONFINED RADIATION-FIELD ON SPONTANEOUS-EMISSION LIFETIME IN VACUUM-DEPOSITED FLUORESCENT DYE FILMS

被引:36
作者
TSUTSUI, T [1 ]
ADACHI, C [1 ]
SAITO, S [1 ]
WATANABE, M [1 ]
KOISHI, M [1 ]
机构
[1] HAMAMATSU PHOTON KK,DIV SYST,HAMAMATSU 43132,JAPAN
关键词
D O I
10.1016/0009-2614(91)80118-H
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
Spontaneous emission lifetimes of fluorescent dye layers in front of a metallic mirror were observed using a picosecond time-resolved fluorescence measurement system. Multilayer thin-film samples composed of glass substrate/indium-tinoxide layer/organic spacer layer/emission dye layer/organic spacer layer/MgAg mirror were prepared with vacuum-vapor deposition. The distance between an MgAg mirror and an emission dye layer was varied from 25 to 180 nm. The emission lifetime of the fluorescent dye layer largely depended on the MgAg mirror-emission layer distance and assumed a maximum at around 150 nm. A promising application of organic multilayer structures for the study on optical microcavity was suggested.
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页码:143 / 146
页数:4
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