Effect of intramolecular charge transfer processes on amplified spontaneous emission of D–π–A type aggregation-enhanced emission molecules
Yuanzhao Li, Pengbo Han, Xiaowei Zhang, Jiadong Zhou, Xianfeng Qiao, Dezhi Yang, Anjun Qin, Ben Zhong Tang, Junbiao Peng, Dongge Ma
Abstract
The intensity of the ICT process in D–π–A molecules directly affects ASE properties by modulating the energy bandgaps. Suppressing the ICT process by physical doping or incorporating steric groups can effectively enhance the ASE performances.
Topics & Concepts
Intramolecular forceMaterials scienceAmplified spontaneous emissionSteric effectsMoleculeDopingAggregation-induced emissionEmission intensityChemical physicsCharge (physics)Energy transferPhotochemistrySpontaneous emissionOptoelectronicsNanotechnologyOpticsFluorescenceOrganic chemistryChemistryQuantum mechanicsPhysicsLaserLuminescence and Fluorescent MaterialsOrganic Light-Emitting Diodes ResearchNanoplatforms for cancer theranostics