Rational design of hybridized local and charge transfer emitters towards high-performance fluorescent blue OLEDs
Shuxin Wang, Hanlin Li, Zhen Song, He Jiang, Xiandi Zhang, Chui‐Shan Tsang, Quanlin Liu, Lawrence Yoon Suk Lee, Dongge Ma, Wai‐Yeung Wong
Abstract
We present two HLCT blue emitters by grafting anthracene in the D–A segment. The blue OLEDs exhibit a good performance with an EQE max up to 5.53%. It is revealed that hRISC from T 2 to S 1 serves as an efficient approach to harvest the triplet exciton.
Topics & Concepts
OLEDAnthraceneMaterials scienceFluorescenceOptoelectronicsCharge (physics)ExcitonPhotochemistryNanotechnologyOpticsChemistryPhysicsLayer (electronics)Quantum mechanicsOrganic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsOrganic Electronics and Photovoltaics