1 | Northern Border University, Department of Physics, P.O. Box 1631, Arar, Kingdom of Saudi Arabia |
2 | Sudan University of Science & Technology, Department of Physics, P.O. Box 407, Khartoum,.11113, Sudan |
3 | Department of Medical Biosciences, University of the Western Cape, Private Bag X17,
Bellville, 7535, Rep. of South Africa |
4 | Faculty of Health and Wellness Sciences, Cape Peninsula University of Technology, PO Box.1906,
Bellville, 7535, Rep. of South Africa |