Acridin-9(10<i>H</i>)-one based thermally activated delayed fluorescence material: simultaneous optimization of RISC and radiation processes to boost luminescence efficiency
Yongqiang Mei, Di Liu, Jiuyan Li, Huiting Li, Wenkui Wei
Abstract
The high radiation and RISC rate constants were achieved simultaneously for a TADF emitter with acridin-9(10H)-one as acceptor due to high molecular rigidity and multichannel RISC processes, OLED with this TADF emitter exhibits a high EQE of 30.6%.
Topics & Concepts
Common emitterMaterials scienceOLEDLuminescenceFluorescenceOptoelectronicsAcceptorRadiationPhotochemistryIrradiationOpticsNanotechnologyChemistryPhysicsCondensed matter physicsNuclear physicsLayer (electronics)Organic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsConducting polymers and applications