1. 1Department of Mathematics and Natural Science, Prince Mohammad Bin Fahd University, Al-Khobar, Saudi Arabia.
2. 2Department of Electrical Engineering, University of Engineering and Technology, Peshawar, Pakistan.
3. 3College of Science, University of Bahrain, Sakhir, Kingdom of Bahrain.
4. 4Department of Physics, College of Science, University of Bahrain, Kingdom of Bahrain.