NOVEL PHOTOCHROMIC POLYMER-FILMS CONTAINING ION-PAIR CHARGE-TRANSFER COMPLEXES OF 4,4'-BIPYRIDINIUM IONS FOR OPTICAL-RECORDING

被引:32
作者
NAGAMURA, T [1 ]
ISODA, Y [1 ]
机构
[1] KYUSHU UNIV 39,GRAD SCH ENGN SCI,DEPT MOLEC SCI & TECHNOL,KASUGA,FUKUOKA 816,JAPAN
关键词
D O I
10.1039/c39910000072
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Elastic polymer films containing 4,4'-bipyridinium salts with tetrakis[3,5-bis(trifluoromethyl)phenyl]borate as part of the main chain showed persistent and reversible colour changes due to photoinduced electron transfer upon excitation of an ion-pair charge-transfer band (lambda-ex > 365 nm) in vacuo with the lifetime of the coloured state markedly dependent on temperature.
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页码:72 / 74
页数:3
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