Thuraya yarb, Riyadh sami, Ali saleh and Fares Saleh Atallah 2023. Study the effect of annealing on the Structural and Optical properties of Copper oxide films prepared by Sol-Gel Spin Coating. Tikrit Journal of Pure Science. 21, 5 (Feb. 2023), 148–153. DOI:https://doi.org/10.25130/tjps.v21i5.1041.