10:15 AM - 10:30 AM [21a-W531-6] Fabrication and characterization of (FAPbI3)1-x(MAPbBr3)x thin film from porous PbI2 thin film as precursor 〇Ryo Ishikawa1, Keiji Ueno1, Hajime Shirai1 (1.Saitama University)