Study of High Efficiency Lead Free FASnI3 Perovskite Solar Cell with WO3ETL and Cu2O HTL Using Numerical Analysis. Indian Journal of Pure & Applied Physics (IJPAP), [S. l.], v. 62, n. 7, p. 553–561, 2024. DOI: 10.56042/ijpap.v62i7.8644. Disponível em: https://or.niscpr.res.in/index.php/IJPAP/article/view/8644. Acesso em: 13 may. 2026.