Affiliation: | 2.Physics Research Division, Electron Microscope and Thin Films Department, National Research Centre, Dokki, Giza, Egypt ;3.Inorganic Chemical Industries and Mineral Resources Research Division, Department of Glass Research, National Research Centre, Dokki, Giza, Egypt ;4.Department of Basic and Applied Sciences, Faculty of Engineering and Technology, Arab Academy of Science, Technology, and Maritime Transport, Cairo, Egypt ; |