1. Department of Physics, Hazara University, Mansehra 21300, Pakistan
2. Department of Materials Science and Engineering, Le Quy Don Technical University, Ha Noi 100000, Viet Nam
3. Institute of Research and Development, Duy Tan University, Da Nang 550000, Viet Nam
4. Department of Physics, Abbottabad University of Science and Technology, Abbottabad 22010, Pakistan