Investigating the Impact of Substrate-to-Nozzle Distance on the Microstructure and Optical Properties of CuO Thin Films Deposited by Thermochemical Spray Technique: Investigating the Impact of Substrate-to-Nozzle Distance on the Microstructure . Rafidain Journal of Science, [S. l.], v. 35, n. 1, p. 108–118, 2026. DOI: 10.33899/rsci.v35i1.61997. Disponível em: https://rsci.uomosul.edu.iq/index.php/rsci/article/view/61997. Acesso em: 20 aug. 2026.