Passivation of formamidinium lead iodide perovskite compound using 5-ammonium valeric acid iodide. - Aldhafiri, A. M.; El-naggar, A. M.; Alnamlah, Reema A. I.; Alanazi, Anwar Q.; Kamal, A. M.; Alsaleh, Ahmad A.; Fatehmulla, Amanullah (Journal of Materials Science: Materials in Electronics, 2025)