Realizing highly efficient deep-blue organic light-emitting diodes towards Rec.2020 chromaticity by restricting the vibration of the molecular framework
Chuan Li, Kai Zhang, Yanju Luo, Yang Yang, Yong Huang, Mengjiao Jia, Yuling He, Yue Lei, Jianxin Tang, Yan Huang, Zhiyun Lu
Abstract
A deep blue TADF emitter composed of rigid D and A units was developed. BOC-PSi-based OLED exhibited not only an impressive EQE max approaching 20%, but also a superior color purity approaching the Rec.2020 blue standard.
Topics & Concepts
ChromaticityOLEDDiodeOptoelectronicsLight-emitting diodeMaterials scienceDeep blueComputer scienceNanotechnologyChemistryPhotochemistryArtificial intelligenceLayer (electronics)Organic Light-Emitting Diodes ResearchOrganic Electronics and PhotovoltaicsLuminescence and Fluorescent Materials