Presentation 2001/4/20
Optical properties of organic polysilanes-silica hybrid thin films
A. Kobayashi, H. Naito, Y. Matsuura, K. Matsukawa, H. Inoue, S. Nihonyanagi, Y. Kanemitsu,
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Abstract(in English) Optical properties of hybrid thin films - organic polysilane dispersed in a silica matrix prepared by a sol-gel method-have been studied in terms of the relative quantum efficiency and the time-resolved photoluminescence (PL). It is found that the relative quantum efficiency is increased with decreasing polysilane concentration. It is also found that the PL decay profiles in the hybrid thin films are double-exponential and consist of fast-decay and slow-decay components. Information concerning energy migration in hybrid thin films is obtained from temperature and polysilane concentration dependences of the PL lifetimes.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) polysilanes-silica hybrid thin films / sol-gel method / energy migration / fluorescence quantum efficiency / time-resolved photoluminescence
Paper # OME2001-6
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Conference Information
Committee OME
Conference Date 2001/4/20(1days)
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Registration To Organic Material Electronics (OME)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Optical properties of organic polysilanes-silica hybrid thin films
Sub Title (in English)
Keyword(1) polysilanes-silica hybrid thin films
Keyword(2) sol-gel method
Keyword(3) energy migration
Keyword(4) fluorescence quantum efficiency
Keyword(5) time-resolved photoluminescence
1st Author's Name A. Kobayashi
1st Author's Affiliation Department of Physics and Electronics, Osaka Prefecture University()
2nd Author's Name H. Naito
2nd Author's Affiliation Department of Physics and Electronics, Osaka Prefecture University
3rd Author's Name Y. Matsuura
3rd Author's Affiliation Plastics Department, Osaka Municipal Technical Research Institute
4th Author's Name K. Matsukawa
4th Author's Affiliation Plastics Department, Osaka Municipal Technical Research Institute
5th Author's Name H. Inoue
5th Author's Affiliation Plastics Department, Osaka Municipal Technical Research Institute
6th Author's Name S. Nihonyanagi
6th Author's Affiliation Graduate School of Materials Science, Nara Institute of Science and Technology
7th Author's Name Y. Kanemitsu
7th Author's Affiliation Graduate School of Materials Science, Nara Institute of Science and Technology
Date 2001/4/20
Paper # OME2001-6
Volume (vol) vol.101
Number (no) 35
Page pp.pp.-
#Pages 6
Date of Issue