Oxygen heterocyclic coumarin-based hybridized local and charge-transfer deep-blue emitters for solution-processed organic light-emitting diodes
Qi Xie, Chuanxin Liao, Hongli Liu, Shirong Wang, Xianggao Li
Abstract
Coumarin was employed as a new acceptor to construct the HLCT emitters. The solution-processed OLEDs exhibited deep-blue emission with the CIE coordinates of (0.16, 0.09), and the devices based on BCz-6P realized the champion EQE max of 6.80%.
Topics & Concepts
OLEDDeep blueMaterials scienceAcceptorCoumarinOptoelectronicsDiodeChampionOxygenFluorescencePhotochemistryCharge (physics)Layer (electronics)NanotechnologyOpticsOrganic chemistryChemistryPolitical sciencePhysicsLawQuantum mechanicsCondensed matter physicsOrganic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsOrganic Electronics and Photovoltaics