近紫外白光LED用铕(Ⅲ)配合物发光材料的应用研究进展  

Application Research Progress of Rare Earth Complex Luminescent Materials for Near-ultraviolet White Light LED

作　　者：陈轼逸 罗晨 陈曼曼 徐祥 谢云龙 CHEN Shiyi;LUO Chen;CHEN Manman;XU Xiang;XIE Yunlong(College of Chemistry and Environmental Science,Kashi University,Kashi 844008,China;Xingzhi College,Zhejiang Normal University,Jinhua 321100,China;College of Chemistry and Life Sciences,Zhejiang Normal University,Jinhua 321004,China)

机构地区：[1]喀什大学化学与环境科学学院,新疆喀什844008 [2]浙江师范大学行知学院,浙江金华321100 [3]浙江师范大学化学与生命科学学院,浙江金华321004

出　　处：《化工技术与开发》2023年第4期43-47,39,共6页Technology & Development of Chemical Industry

摘　　要：白光发光二极管(LED)具有高效、环保等优点,可广泛应用于照明领域。本文以稀土配合物为切入点,介绍了发光材料的发光原理,对相关的稀土配合物发光材料及其制备方法进行了总结,阐明了配合物的荧光强度主要受到发射态的能量、激发三重态到稀土离子共振态的能量转移效率、配体对紫外光的吸收强度等因素的影响,并就如何提高铕配合物的性能,扩大在LED上的应用进行了展望。White light emitting diode(LED)was widely used in lighting field because of its high efficiency and environmental protection.In this paper,the principle of luminescence of rare earth complex was described,the relevant rare earth complex luminescent materials and their preparation methods were summarized.It was clarified that the fluorescence intensity of the complex was mainly affected by the energy of the emission state,the energy transfer efficiency of the excited triplet state to the resonance state of rare earth ions,and the absorption intensity of the ligand to ultraviolet light.How to improve the properties of europium complex and expand its application in LED were also prospected.

关 键 词：近紫外 发光二极管 光学器件 稀土元素 有机配体 

分 类 号：O614.338[理学—无机化学]