1. Department of Physics, University of Agriculture Abeokuta, PMB 2240, Abeokuta, Nigeria
2. Department of Physics, Federal College of Education (Technical) Akoka, P.O. Box 269, Yaba, Lagos 101212, Nigeria
3. Department of Physics, University of Lagos, Akoka, Yaba, Lagos 101212, Nigeria
4. Department of Physical Sciences, Redeemer’s University, Mowe, Ogun State, Redemption City 110115, Nigeria
5. Department of Physics, Lancaster University, Lancaster LA1 4YB, UK