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 . RSCI [Internet]. 2026 Mar. 10 [cited 2026 Aug. 20];35(1):108-1. Available from: https://rsci.uomosul.edu.iq/index.php/rsci/article/view/61997