Wejdan. A. Radhi1, et al. “Green Cobalt Nanoparticles Used As a Photocatalytic Agent for the Degradation of Methylene Blue Dye”. Journal of Kufa for Chemical Sciences, vol. 4, no. 2, June 2025, pp. 22-33, https://doi.org/10.36329/jkcm/2025/v4.i2.15313.