全无机钙钛矿量子点的光学研究进展

Research Progress in Optics of All-Inorganic Perovskite Quantum Dots

相比于传统半导体量子点,全无机钙钛矿量子点具有发光性能好,发射波长可调,光致发光量子产率高等优点,是光电领域的理想材料,现已被广泛用以制备发光二极管、太阳能电池等光电器件。综述了近年来全无机钙钛矿量子点的研究进展。介绍了全无机钙钛矿量子点的合成方式;分析了离子掺杂和配体修饰对全无机钙钛矿量子点的影响;阐述了全无机钙钛矿量子点在发光二级管中的应用;展望了全无机钙钛矿量子点的未来发展趋势,为全无机钙钛矿量子点在发光二极管的应用提供参考。

Compared with traditional semiconductor quantum dots,all-inorganic perovskite quantum dots have the advantages of excellent luminous performance,adjustable emission wavelength,and high photoluminescence quantum yield.They are ideal materials in the field of optoelectronics and have been widely used in light-emitting diodes,solar cells and other optoelectronic devices.The research progress of all-inorganic perovskite quantum dots in recent years was reviewed.Firstly,the synthetic methods of all-inorganic perovskite quantum dots were introduced.Then the effects of ion doping and ligand modification on all-inorganic perovskite quantum dots were analyzed.Additionally,the application of all-inorganic perovskite quantum dots in light-emitting diodes was described.Finally,the future development trend of all-inorganic perovskite quantum dots was prospected to provide further reference and in light-emitting diodes.