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Photochemistry: A Series of Imidazo[1,2‐f]phenanthridine‐Based Sky‐Blue TADF Emitters Realizing EQE of over 20% (Advanced Optical Materials 5/2019)
Author(s) -
Ohsawa Tatsuya,
Sasabe Hisahiro,
Watanabe Taiki,
Nakao Kohei,
Komatsu Ryutaro,
Hayashi Yuya,
Hayasaka Yuya,
Kido Junji
Publication year - 2019
Publication title -
advanced optical materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.89
H-Index - 91
ISSN - 2195-1071
DOI - 10.1002/adom.201970020
Subject(s) - phenanthridine , imidazole , materials science , sky , optoelectronics , common emitter , realization (probability) , fluorescence , photochemistry , quantum efficiency , optics , physics , chemistry , organic chemistry , astrophysics , statistics , mathematics
In their article number 1801282 , Hisahiro Sasabe, Junji Kido and co‐workers first demonstrate sky‐blue thermally activated delayed fluorescent (TADF) emitters based on imidazole derivatives. The cover image pictorially represents the finding that a fused imidazole‐based TADF emitter enables the realization of high‐efficiency sky‐blue organic light‐emitting devices.