1. Physics Department, College of Science, Jouf University, Sakaka, Saudi Arabi
2. Physics Department, Faculty of Science, Al-Azhar University Assiut, 71524 Assiut, Egypt
3. Metallurgy & Material Science Tests (MMST) Lab, Department of Physics, Faculty of Science South Valley University, Qena, Egypt
4. Physics Department, Faculty of Science, Sohag University, 82524 Sohag, Egypt