Efficient blue TADF-type organic afterglow material<i>via</i>boric acid-assisted confinement
Song Shen, Yuena Sun, Donghui Wang, Zhen Zhang, Yue Shi, Zhenguang Wang
Abstract
A heat treatment method is developed to produce blue afterglow materials, achieving a photoluminescence quantum yield of 65% and an emission lifetime of 0.18 s (afterglow: >2 s). The afterglow is attributed to TADF of norfloxacin, activated by the confinement effect of boric acid.
Topics & Concepts
AfterglowBoric acidQuantum yieldPhotoluminescenceYield (engineering)Materials sciencePhotochemistryChemistryOptoelectronicsFluorescenceOpticsComposite materialOrganic chemistryPhysicsAstronomyGamma-ray burstLuminescence and Fluorescent MaterialsOrganic Light-Emitting Diodes ResearchPhotoreceptor and optogenetics research