UV PHOTOELECTRON-SPECTROSCOPY OF POLY (1,1'-FERROCENEDIYL)

被引:10
|
作者
SEKI, K [1 ]
TANAKA, H [1 ]
OHTA, T [1 ]
SANECHIKA, K [1 ]
YAMAMOTO, T [1 ]
机构
[1] TOKYO INST TECHNOL,RESOURCES UTILIZAT RES LAB,MIDORI KU,YOKOHAMA,KANAGAWA 227,JAPAN
关键词
D O I
10.1016/0009-2614(91)87074-L
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
UV photoelectron spectra were measured for poly (1,1'-ferrocenediyl) (PF) synthesized in a well controlled way. The spectra are similar to those of ferrocene and 1,1'-biferrocene, indicating limited electron delocalization. The ionization threshold energy was found to be 5.1 eV. Comparison with related compounds and information from other techniques indicate that PF is a unique system with intermediate electron delocalization between highly delocalized pi-conjugated polymers and well localized systems such as vinyl polymers. The limited increase in electric conductivity upon acceptor doping is ascribed to ineffective hole transport rather than difficulty in hole creation.
引用
收藏
页码:311 / 316
页数:6
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