Comparative Study of Lead-free Perovskite Materials MASnI3, MASnBr3 and MAGeI3 to Design, Simulate and Optimize Lead Free PSC. IJPAP [Internet]. 2024 Mar. 6 [cited 2026 May 13];62(4):292-303. Available from: https://or.niscpr.res.in/index.php/IJPAP/article/view/7435