Preparation of Nanostructured Co3O4 Thin Films Using Spray Technique for Gas Sensing Applications. Iraqi Journal of Applied Physics, [S. l.], v. 22, n. 3, p. 525–532, 2026. DOI: 10.2026/tgw4ex78. Disponível em: https://ijap-iq.com/index.php/ijap/article/view/618. Acesso em: 15 aug. 2026.