Multichannel charge transfer enhanced radiative decay and RISC in TADF materials containing multiple donors and acceptors
Zhaolong He, Jiuyan Li, Di Liu, Huihui Wan, Yongqiang Mei, Chunlong Shi
Abstract
Multichannel through-bond charge transfer and through-space charge transfer are realized in a TADF emitter D-tCz-D-BP , which enhance both radiation and RISC processes and lead to high EQEs of 24.9% in sky-blue OLED and 20% in a white OLED with high CRI of 80.
Topics & Concepts
OLEDCommon emitterMaterials scienceCharge (physics)OptoelectronicsSkySpace chargeTransfer (computing)Radiative transferOpticsElectronPhysicsNanotechnologyComputer scienceNuclear physicsMeteorologyQuantum mechanicsParallel computingLayer (electronics)Organic Light-Emitting Diodes ResearchLanthanide and Transition Metal ComplexesLuminescence Properties of Advanced Materials