1. Department of Chemistry, College of Science, Federal University of Petroleum Resources, Effurun, Delta State, Nigeria;
2. Material Science Innovation and Modelling (MaSIM) Research Focus Area, Faculty of Natural and Agricultural Science, North-West University, Mmabatho, South Africa;
3. Department of Chemistry, School of Mathematics and Physical Sciences, Faculty of Natural and Agricultural Science, North-West University, Mmabatho, South Africa;
4. Department of Chemistry, Faculty of Science, Alex Ekwueme Federal University Ndufu-Alike, Abakaliki, Ebonyi State, Nigeria