Department of Materials Science and Engineering University of Science and Technology 518055’s Republic of China;
Institute of Functional Nano&Soft Materials(FUNSOM) University Ren‑Ai Road Industrial Park 215123’s Republic of China;
Department of Electrical and Computer Engineering of British Columbia West Mall V6T 1Z4;
Department of Chemistry University 16419 of Korea;
Jiangsu Key Laboratory of Advanced Negative Carbon Technologies University Ren‑Ai Road Industrial Park 215123’s Republic of China;
Jiangsu Key Laboratory for Carbon‑Based Functional Materials&Devices University Ren‑Ai Road Industrial Park 215123’s Republic of China;
CsPbI_(3)perovskite quantum dots; In situ passivation; Surface trap states; Perovskite solar cell;