A deep blue thermally activated delayed fluorescence emitter: balance between charge transfer and color purity
Bahadur Sk, Ezhakudiyan Ravindran, Upasana Deori, Nisha Yadav, Gyana Prakash Nanda, Pachaiyappan Rajamalli
Abstract
A TADF emitter exhibiting high OLED device performance of 25% and narrow emission (FWHM = 58 nm) in the deep blue region ( λ em = 458 nm, CIE = 0.14, 0.13) due to balanced charge transfer interactions and locked molecular geometry.
Topics & Concepts
Common emitterMaterials scienceFluorescenceOLEDFull width at half maximumCharge (physics)OptoelectronicsDeep blueAnalytical Chemistry (journal)OpticsPhotochemistryNanotechnologyChemistryPhysicsQuantum mechanicsLayer (electronics)ChromatographyOrganic Light-Emitting Diodes ResearchOrganic Electronics and PhotovoltaicsThin-Film Transistor Technologies