Presentation 2002/5/8
Optical properties of a bisazomethine dye forming J-aggregates
Shinya MATSUMOTO, Kimiko KOBAYASHI, Tatsuo WADA, Kazuko SHIRAI, Masaru MATSUOKA,
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Abstract(in English) Bisazomethine dye 1 is derived from diaminomaleonitrile together with 4-diethylaminobenzaldehyde. Dye 1 has attracted attention as a material for organic EL devices because of its red fluorescence. An intense and sharp absorption peak, which is similar to that of J-aggregates, was found to appear in evaporated films of 1. In order to characterize this absorption peak, spectroscopic and X-ray diffraction measurements have been carried out on evaporated films of 1. An influence of solvent vapor treatment has also been investigated. These experiments suggest that several kinds of aggregates would contribute to the appearance of the J-aggregates like spectra.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Functional dye / Bisazomethine dye / Red fluorescence / Materials for EL devices / J-aggregates
Paper # OME2002-18
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Committee OME
Conference Date 2002/5/8(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 a bisazomethine dye forming J-aggregates
Sub Title (in English)
Keyword(1) Functional dye
Keyword(2) Bisazomethine dye
Keyword(3) Red fluorescence
Keyword(4) Materials for EL devices
Keyword(5) J-aggregates
1st Author's Name Shinya MATSUMOTO
1st Author's Affiliation Supramolecular Science Laboratory, RIKEN:Laboratory of Material Science, Kyoto Women's University:(Present address) Faculty of Education and Human Sciences, Yokohama National University()
2nd Author's Name Kimiko KOBAYASHI
2nd Author's Affiliation Molecular Characterization Division, RIKEN
3rd Author's Name Tatsuo WADA
3rd Author's Affiliation Supramolecular Science Laboratory, RIKEN
4th Author's Name Kazuko SHIRAI
4th Author's Affiliation Laboratory of Material Science, Kyoto Women's University
5th Author's Name Masaru MATSUOKA
5th Author's Affiliation Laboratory of Material Science, Kyoto Women's University
Date 2002/5/8
Paper # OME2002-18
Volume (vol) vol.102
Number (no) 47
Page pp.pp.-
#Pages 5
Date of Issue