A comparative study on the photodegradation of methyl orange, methylene blue using Fe2O3, Mn2O3, and Fe2O3 – Mn2O3 nanomaterials. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 11, n. 3, p. 59–63, 2022. DOI: 10.51316/jca.2022.051. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2022.051.. Acesso em: 27 jul. 2026.