Efficient circularly polarized multiple resonance thermally activated delayed fluorescence from B,N-embedded hetero[8]helicene enantiomers
Tingting Huang, Yuan Li, Xueying Lu, Yupei Qu, Cheng Qu, Yincai Xu, You‐Xuan Zheng, Yue Wang
Abstract
A pair of CP-MR-TADF enantiomers with high-order B,N-embedded hetero[8]helicene, ( P / M )-BN-TP-ICz, was constructed. CP-OLEDs exhibit narrow green emission peaking at 540 nm with maximum EQEs of 32.0% and g EL s of approximately 7.70 × 10 −4 .
Topics & Concepts
HeliceneEnantiomerFluorescenceResonance (particle physics)Materials scienceChemistryNuclear magnetic resonanceStereochemistryOpticsPhysicsOrganic chemistryMoleculeAtomic physicsSynthesis and Properties of Aromatic CompoundsPhotoreceptor and optogenetics researchLuminescence and Fluorescent Materials