Exploiting trifluoromethyl substituents for tuning orbital character of singlet and triplet states to increase the rate of thermally activated delayed fluorescence
Jonathan S. Ward, Andrew Danos, Patrycja Stachelek, Mark A. Fox, Andrei S. Batsanov, Andrew P. Monkman, Martin R. Bryce
Abstract
This work shows that trifluoromethyl (CF<sub>3</sub>) substituents can be used to increase the rate of thermally activated delayed fluorescence (TADF) in conjugated organic molecules by tuning the excitonic character of the singlet and triplet excited states.
Topics & Concepts
TrifluoromethylPhotochemistryFluorescenceCharacter (mathematics)Singlet stateExcited stateMoleculeConjugated systemChemistryMaterials scienceAtomic physicsOrganic chemistryPhysicsOpticsMathematicsGeometryAlkylPolymerOrganic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsOrganic Electronics and Photovoltaics