1. Department of Physics, Chittagong University of Engineering and Technology, Chittagong, Bangladesh
2. Department of Physics, University of Malaya, Kuala Lumpur, Malaysia
3. Center for Radiation Sciences, School of Healthcare and Medical Sciences, Sunway University, Bandar Sunway, Selangor, Malaysia
4. Department of Civil Engineering, Southern University Bangladesh, Chittagong, Bangladesh
5. Department of Physics, University of Surrey, Guildford, Surrey, UK