1. Department of Physics, Universiti Teknologi Malaysia, Johor Bahru, Malaysia
2. Department of Science, School of Science and Technology, Plateau state polytechnic, Bukuru, Jos Plateau, Nigeria
3. Nuclear Engineering Programme, School of Chemical and Energy Engineering, Faculty of Engineering, Universiti Teknologi, Johor, Malaysia
4. Ibu Sina Institute for Scientific and industrial research (ISISIR), Universiti Teknologi, Johor, Malaysia