1. Departments of Physics, Faculty of Natural Sciences, Ibrahim Badamasi Babangida University Lapai, P.M.B 11, Lapai, Niger State, Nigeria
2. Department of Physics and Chemistry, University Tun Hussein Onn Malaysia, 84600 Pagoh, Muar, Johor, Malaysia
3. Optical Department, College of Medical and Health Technology, Sawa University, Ministry of Higher Education and Scientific Research, Samawah, Al-Muthanaa, Iraq
4. Department of Physics, School of Physical Sciences, Federal University of Technology Minna, P.M.B. 65, Minna, Niger State, Nigeria
5. Medical Instrumentation Techniques Engineering Department, Al-Mustaqbal University College, Babylon, Iraq
6. Directorate of Education Al-Muthanna, Ministry of Education, Republic of Iraq
7. Department of Chemistry, College of Science, Taif University, P.O Box 11099, Taif, 21944, Saudi Arabia