钙钛矿发光二极管的研究进展与机遇挑战  

Research Progresses, Opportunities, and Challenges of Perovskite Light-Emitting Diodes

作　　者：康汝燕 闫莉莉 张子琦[1,2] 左致远 李志强 Kang Ruyan;Yan Lili;Zhang Ziqi;Zuo Zhiyuan;Li Zhiqiang(Center for Optics Research and Engineering,Shandong University,Qingdao,Shandong 266237,China;Key Laboratory of Laser&Infrared System,Ministry of Education,Shandong University,Qingdao,Shandong 266237,China)

机构地区：[1]山东大学光学高等研究中心,山东青岛266237 [2]山东大学激光与红外系统集成技术教育部重点实验室,山东青岛266237

出　　处：《激光与光电子学进展》2021年第11期1-17,共17页Laser & Optoelectronics Progress

基　　金：国家重点研发计划(2016YFB0401802);国家自然科学基金(51702186);山东省重点研发计划(2018GGX101033);山东大学青年学者未来计划。

摘　　要：钙钛矿发光二极管具有效率高、色纯度高、成本低、发光波长在可见光区域连续可调等优势,在显示、照明、成像等领域具有很大的应用潜力。从钙钛矿发光二极管的基本结构与工作机制等方面入手,重点介绍提升钙钛矿发光二极管器件的荧光量子产率、光提取效率、载流子注入效率和可靠性等性能的主要技术手段,系统阐述了蓝光、绿光、红光和近红外多个波段钙钛矿发光二极管的关键参数提升方法的发展历程,简单介绍了无铅钙钛矿发光二极管的最新研究进展,探讨了钙钛矿发光二极管的技术发展动向,并对进一步提升钙钛矿发光二极管各项性能的方法与思路进行了展望。Perovskite light-emitting diodes show great potential in the fields such as display,lighting,and imaging because of their high efficiency,high color purity,low fabrication cost,and widely tunable light emission spectra.Starting from the basic structure and working mechanism of perovskite light-emitting diodes,this review focuses on the main technical means to improve the fluorescence quantum yield,light extraction efficiency,carrier injection efficiency,and reliability of perovskite light-emitting diode devices. The development process of the key parameter improvement method for the blue,green,red,and near-infrared perovskite light-emitting diodes is systematically explained,and the latest research progress of lead-free perovskite light-emitting diodes is briefly introduced. The technology development trend of light-emitting diodes is discussed,and the methods and ideas to further improve the performance and reliability of perovskite light-emitting diodes are prospected.

关 键 词：材料 钙钛矿 发光二极管 效率 可靠性 多波段 

分 类 号：TB133[机械工程—光学工程]