High-performance deep-blue electroluminescence from multi-resonance TADF emitters with a spirofluorene-fused double boron framework
Ke Xu, Nengquan Li, Zeyuan Ye, Yuxi Guo, Yuxin Wu, Chenghao Gui, Xiaojun Yin, Jingsheng Miao, Xiaosong Cao, Chuluo Yang
Abstract
Simultaneously extending the π-skeleton and mitigating interchromophore quenching of MR-TADF emitters resulted in narrowband deep-blue electroluminescence with EQE surpassing 40%.
Topics & Concepts
ElectroluminescenceBoronOptoelectronicsDeep blueMaterials scienceResonance (particle physics)PhotochemistryNanotechnologyChemistryPhysicsAtomic physicsOrganic chemistryLayer (electronics)Organic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsOrganic Electronics and Photovoltaics