Multifunctional assistant acceptor modulated pyrenyl phenanthrimidazole derivatives for highly efficient blue and host-sensitized OLEDs
Jayaraman Jayabharathi, Jagathratchagan Anudeebhana, Venugopal Thanikachalam, Sekar Sivaraj
Abstract
We have designed blue emitters PPINCN, PPINCN-TPE and PPINCN-Cz with orthogonal D–A structure to harvest maximum exciton efficiency (EUE) through reverse intersystem crossing (RISC) with hot exciton mechanism.
Topics & Concepts
Materials scienceOLEDAcceptorHost (biology)PhotochemistryOptoelectronicsCombinatorial chemistryNanotechnologyChemistryBiologyLayer (electronics)Condensed matter physicsPhysicsEcologyOrganic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsOrganic Electronics and Photovoltaics