全无机钙钛矿CsPbX3纳米晶的研究进展

Advances of All-inorganic Perovskite CsPbX3 Nanocrystals

全无机钙钛矿CsPbX3纳米晶具有发光波长可调、半高峰窄、器件制备简单、稳定性高等优点,被广泛应用于太阳能电池、发光二极管、激光器、光电探测器等领域。本文概述了该材料的国内外研究进展,首先介绍了CsPbX3纳米晶的分子结构、尺寸效应、发光特性和光催化特性,然后对其合成方法、稳定性及器件应用进行了重点阐述,最后对其存在的问题及未来的发展进行了总结和展望。

All-inorganic perovskite CsPbX3 nanocrystals have excellent photoelectric characteristic,such as adjustable luminescence with narrow full-width at half maximum in visible light,and their devices being easily processed with high stability.They have been widely used in optoelectronic devices.The advances of all-inorganic perovskite CsPbX3 nanocrystals will be reviewed in this paper.First,we introduced the molecular structure,size effect,luminescence characteristics and photocatalysis of CsPbX3 nanocrystals.Then the synthesis methods,stability and specific photoelectric applications were described.Finally,we summarized and prospected the problems and future development of CsPbX3 nanocrystals.