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Direct Observation of a Distant Ion Pair Generated in a Photoconductive Poly( N ‐vinylcarbazole) Film with Dopant
Author(s) -
Ikoma Tadaaki,
Nakai Mototada,
Akiyama Kimio,
TeroKubota Shozo,
Ishii Toru
Publication year - 2001
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/1521-3773(20010903)40:17<3234::aid-anie3234>3.0.co;2-b
Subject(s) - dopant , photoconductivity , ion , materials science , optoelectronics , doping , chemistry , organic chemistry
Photoconduction in charge transfer materials apparently occurs through a distant geminate ion pair with an interionic separation of about 8 Å, as demonstrated by time‐resolved EPR spectroscopy of a doped poly( N ‐vinylcarbazole) film (see scheme).