1. Department of Applied Physics and Mathematics, Omdurman Ahlia University, Omdurman, Sudan
2. Department of Electrical Engineering, College of Engineering, King Khalid University, Abha, Saudi Arabia
3. Department of Electrical and Computer Engineering, Faculty of Engineering, International Islamic University Malaysia, Kuala Lumpur, Malaysia
4. Department of Electrical and Computer Engineering, Faculty of Engineering, Birzeit University, Ramallah, Palestine
5. Interdisciplinary Research Center for Intelligent Secure Systems, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia