Photocatalytic Degradation of Congo Red and Methyl Orange Dye Under Visible Light Using Silver and Iron co-doped TiO2 Nanoparticles. Indian Journal of Pure & Applied Physics (IJPAP), [S. l.], v. 60, n. 4, p. 325–334, 2023. DOI: 10.56042/ijpap.v60i4.58599. Disponível em: https://or.niscpr.res.in/index.php/IJPAP/article/view/2296. Acesso em: 13 may. 2026.