Composition Engineering of All‐Inorganic Perovskite Film for Efficient and Operationally Stable Solar Cells

• Published in: Advanced functional materials Vol. 30; no. 28
• Main Authors: Tian, Jingjing, Wang, Jing, Xue, Qifan, Niu, Tianqi, Yan, Lei, Zhu, Zonglong, Li, Ning, Brabec, Christoph J., Yip, Hin‐Lap, Cao, Yong
• Format: Journal Article
• Language: English
• Published: Hoboken Wiley Subscription Services, Inc 01.07.2020
• Subjects: Cesium; Circuits; Commercialization; composition engineering; Crystal structure; Crystallization; CsPbI 2.5Br 0.5; defect passivation; Energy conversion efficiency; Grain boundaries; Grain size; Materials science; Maximum power; operationally stable; Optoelectronic devices; Passivity; PbI 2; Perovskites; Phase composition; Photovoltaic cells; Solar cells; Thermal stability

Cesium‐based inorganic perovskites have recently attracted great research focus due to their excellent optoelectronic properties and thermal stability. However, the operational instability of all‐inorganic perovskites is still a main hindrance for the commercialization. Herein, a facile approach is...