Efficient thermally activated delayed fluorescent emitter based on a spiro-type benzo[<i>b</i>]acridine donor and a benzophenone acceptor
Xiangan Song, Zhangshan Liu, Mengyao Lu, Sheng‐Nan Zou, Fengyun Guo, Shiyong Gao, Zujin Zhao, Ben Zhong Tang, Yong Zhang
Abstract
A novel spiro-type donor 5 H -spiro[benzo[ b ]acridine-12,9′-fluorene] and a thermally activated delayed fluorescence emitter bis(4-(5 H -spiro[benzo[ b ]acridine-12,9′-fluoren]-5-yl)phenyl)methanone were synthesized for a high efficiency organic light-emitting diode.
Topics & Concepts
BenzophenoneAcridineFluorescenceFluoreneCommon emitterPhotochemistryAcceptorOLEDMaterials scienceAcridine derivativesAcridine orangeChemistryStereochemistryOrganic chemistryOptoelectronicsNanotechnologyPolymerOpticsApoptosisBiochemistryCondensed matter physicsComposite materialLayer (electronics)PhysicsOrganic Light-Emitting Diodes ResearchOrganic Electronics and PhotovoltaicsThin-Film Transistor Technologies