Selenium atoms induce organic doped systems to produce pure phosphorescence emission
Xinyu Zhang, Dan Wang, Yunxiang Lei, Miaochang Liu, Zhengxu Cai, Huayue Wu, Guoming Shen, Xiaobo Huang, Yuping Dong
Abstract
A host-guest system is constructed using a guest containing two selenium atoms. The selenium atoms can increase the spin-orbit coupling constant and the conjugation degree, thereby increasing the emission wavelength, and making the materials show only phosphorescence emission.
Topics & Concepts
PhosphorescenceSeleniumDopingWavelengthPhotochemistryChemistrySpin–orbit interactionMaterials scienceFluorescenceChemical physicsOptoelectronicsOrganic chemistryPhysicsOpticsCondensed matter physicsLuminescence and Fluorescent MaterialsOrganic Light-Emitting Diodes ResearchMolecular Sensors and Ion Detection