[1] Physics Department, Faculty of Science, Zagazig University, P.O. 44519, Zagazig, Egypt
[2] MERADD, Instrumentation Control & Computer Complex (ICCC), PARAS Building, 18-KM Multan Road, P.O. Chung, Lahore, Pakistan
[3] Physics Department, Faculty of Science, University of Benghazi, Benghazi, Libya