Room-Temperature Partial Conversion of α-FAPbI3 Perovskite Phase via PbI2 Solvation Enables High-Performance Solar Cells - Barrit, D; Cheng, P; Darabi, K; Tang, M-C; Smilgies, D-M; Liu, SF; Anthopoulos, TD; Zhao, K; Amassian, A (ADVANCED FUNCTIONAL MATERIALS, 2020)