铯铅卤化物钙钛矿型平面异质结LED的应用与发展

摘要

All-inorganic cesium lead halide CsPbX3 (X=Cl, Br, I) perovskite materials emerged as a rising star in the area of optoelectronics since 2015, due to its excellent photoelectric properties and environmental stability.Substantial progresses were made in the application of many electronic and optoelectronic devices, which attracted wide attention from the scientific community.This paper mainly reviews the latest research progress of cesium lead halide perovskite based planar heterojunction LED, where the structure and working principle of LED devices are briefly introduced.In addition, the classification and summarization of some optimization strategies for improving luminescence performance and working stability of LED devices are emphatically suggested, and the development trend of stable and efficient inorganic perovskite based planar heterojunction LED is finally prospected.%由于优异的光电性能与环境稳定性,全无机铯铅卤化物CsPbX3(X=Cl,Br,I)钙钛矿材料自2015年起逐渐成为光电领域的研究热点,在诸多电子、光电子器件的应用研究中取得了突破性进展,受到了科学界的广泛关注.本综述结合铯铅卤化物钙钛矿型平面异质结LED的最新研究进展,对器件的结构及其工作原理进行扼要的介绍,并着重从提高LED器件发光性能和工作稳定性方面进行优化策略的归类与总结,最后就稳定高效的无机钙钛矿型平面异质结LED的发展趋势进行了展望.