Vacancy Defects' Effects on the Optoelectronic Properties of MAPbI 3. - Tang, Wenchao; Ji, Peiqi; Xu, Ziyi; Xu, Cuiping; Dai, Jiaqi; Chen, Xiyu; Xu, Yawen; Cai, Hongling; Zhang, Fengming; Wu, Xiaoshan (Materials (1996-1944), 2025)