Method for metal ion doping of perovskite quantum dots based on exchange resin

The invention provides a method for performing metal ion doping on perovskite quantum dots based on exchange resin, cation exchange resin is used as a medium for perovskite quantum dot ion doping, B-site metal ion doping is performed on the perovskite quantum dots, the doping efficiency is improved, and the doping efficiency is improved. And the performance of new emission peak, high stability and the like brought by doped ions can be achieved. 本发明提供了一种基于交换树脂对钙钛矿量子点进行金属离子掺杂的方法，采用阳离子交换树脂作为钙钛矿量子点离子掺杂的媒介，对钙钛矿量子点进行B位金属离子掺杂，提高掺杂效率，以及掺入离子带来的新的发射峰和高稳定性等性能。