THE Comparative Study of Nanostructured 3d and 4d Transition Metal Oxides (Mn₂O₃ and TiO₂) for Energy, Environmental, and Biomedical Applications: Synthesis, Characterization, and Future Perspectives: nanomaterials. Indian Journal of Chemistry (IJC), [S. l.], v. 65, n. 2, p. 118–127, 2026. DOI: 10.56042/ijc.v65i2.22095. Disponível em: https://or.niscpr.res.in/index.php/IJC/article/view/22095. Acesso em: 14 may. 2026.