Computational study of band gap and structural effect of doped BiVO4 Shukur Gofurov, Dilbar Bozorova, Oksana Ismailova and Zukhra Kadirova E3S Web of Conf., 525 (2024) 03017 Published online: 20 May 2024 DOI: 10.1051/e3sconf/202452503017