Recent Advances in Organic Room-Temperature Phosphorescence of Heteroatom(B/S/P)-Containing Chromophores

查看全文 作　　者：Zepeng [1,2]Wang;Xiaojie [1]Cheng;Yingjie [1]Xie;Shulin [2]Liu;Mengjiao [2]Dong;Jianfeng [1]Zhao;Fushun [2]Liang;Zhongfu [1]An;Wei [1,3,4]Huang

机构地区：[1]Key Laboratory of Flexible Electronics(KLOFE),Institute of Advanced Materials(IAM),School of Flexible Electronics(SoFE),Jiangsu National Synergetic Innovation Center for Advanced Materials(SICAM),Nanjing Tech University(Nanjing Tech),Nanjing 211816;[2]College of Chemistry,Institute of Organic Luminescent Materials(IOLM),Liaoning University,Shenyang 110036;[3]Institute of Flexible Electronics(IFE),Northwestern Polytechnical University(NPU),Xi’an,Shaanxi 710072;[4]Key Laboratory for Organic Electronics and Information Displays,Institute of Advanced Materials(IAM),Nanjing University of Posts and Telecommunications,Nanjing 210023

出　　处：《CCS Chemistry》索引2023年第5卷第2期,共18页

基　　金：the Ministry of Education and Synergetic Innovation Center for Organic Electronics and Information Displays,LiaoNing Revitalization Talents Program(grant no.XLYC1902111)and the Key Projects of the Department of Education,Liaoning Province(grant no.LZD202005)for their financial support of this research. 摘　　要：Purely organic room-temperature phosphors,which have received extensive attention as emerging stateof-the-art luminescent materials in various fields,have a longer lifetime than fluorophores.The energy gap law and El-Sayed’s rule provide clear design principles for the development of organic room-temperature phosphorescence.Therefore,the incorporation of heteroatoms(such as sulfur and phosphorus)usually promotes the intersystem crossing rate and increases the 3(π,π*)configuration to realize long lifetimes.Furthermore,boron-containing phosphors not only display excellent phosphorescence properties but also expand El-Sayed’s rule without(n,π*)transitions.This review summarizes recent work on organic phosphorescence of heterocycles with boron,sulfur,and phosphorus heteroatoms and highlights the significance of the guidelines for constructing efficient phosphorescence molecules.This work is instrumental in further diversifying the pool of phosphorescent molecules and developing new and effective design strategies. 关键词：purely organic room-temperature phosphorescence heterocyclic compounds El-Sayed’s rule intersystem crossing phosphorescence mechanism

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Recent Advances in Organic Room-Temperature Phosphorescence of Heteroatom(B/S/P)-Containing Chromophores

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