Indole-fused BN-heteroarenes as narrowband blue emitters for organic light-emitting diodes
Cheng‐Zhuo Du, Yang Lv, Hengyi Dai, Xiangchen Hong, Jianping Zhou, Jikun Li, Rong‐Rong Gao, Dongdong Zhang, Lian Duan, Xiaoye Wang
Abstract
Multi-resonance thermally activated delayed fluorescence (MR-TADF) emitters based on a novel indole-fused BN-heteroarene (InBN) are developed via a π-truncation strategy. Narrowband blue-emitting OLEDs are demonstrated with high EQEs of up to 16.8%.
Topics & Concepts
OLEDNarrowbandMaterials scienceFluorescenceOptoelectronicsIndole testDiodeBlue lightPhosphorPhotochemistryOpticsNanotechnologyChemistryTelecommunicationsOrganic chemistryComputer scienceLayer (electronics)PhysicsOrganic Light-Emitting Diodes ResearchOrganic Electronics and PhotovoltaicsLuminescence and Fluorescent Materials