Affiliation: | 1.Department of Materials Science, Institute of Graduate Studies and Research, Alexandria University, 163 Horrya Avenue, El-Shatby, P.O. Box 832, Alexandria, Egypt ;2.Department of Electronics and Communication Engineering, Higher Institute of Engineering and Technology, K-Marriot, Alexandria, Egypt ;3.Department of Computer Engineering, Higher Institute of Engineering and Technology, El-Boheira, Alexandria, Egypt ; |