An exceptionally long-lived triplet state of red light-absorbing compact phenothiazine-styrylBodipy electron donor/acceptor dyads: a better alternative to the heavy atom-effect?
Yuqi Hou, Qingyun Liu, Jianzhang Zhao
Abstract
A series of phenothiazine-styrylborondipyrromethene compact electron donor/acceptor dyads were prepared to access heavy-atom-free triplet photosensitizers showing red-absorption and especially long-lived triplet states (303 μs), based on the spin orbital charge transfer intersystem crossing (SOCT ISC) mechanism.
Topics & Concepts
Intersystem crossingPhenothiazineAcceptorPhotochemistryChemistryAtom (system on chip)Triplet stateExcited stateElectron donorElectronCharge (physics)Electron acceptorAbsorption (acoustics)Atomic physicsMaterials sciencePhysicsSinglet stateCatalysisPharmacologyCondensed matter physicsComputer scienceMedicineBiochemistryComposite materialEmbedded systemQuantum mechanicsLuminescence and Fluorescent MaterialsPerovskite Materials and ApplicationsOrganic Light-Emitting Diodes Research