O. S. . Amer and I. . Alghoraibi, “Preparation Dye- Sensitized Solar Cells Based on ZnO Films and Shami Berries Natural Dye”, Iraqi Journal of Science, vol. 66, no. 3, pp. 1080–1094, Mar. 2025, doi: 10.24996/ijs.2025.66.3.9.