M. A. Hassan, “study Preparation and characterization ZnO nanoparticles and study of morphology at high temperature”, IJP, vol. 10, no. 18, pp. 17–23, Oct. 2012, Accessed: Mar. 31, 2025. [Online]. Available: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/741