Synthesis and characterization of thermochemical spray nickel oxide- cobalt oxide Nano composite As a CO2 gas sensor. Samarra Journal of Pure and Applied Science, [S. l.], v. 7, n. 2, p. 170–184, 2025. DOI: 10.54153/sjpas.2025.v7i2.962. Disponível em: https://sjpas.com/index.php/sjpas/article/view/962. Acesso em: 16 apr. 2026.