1. Nanotechnology Research Laboratory, Faculty of Engineering Sciences GIK Institute of Engineering Sciences and Technology Topi Khyber Pakhtunkhwa Pakistan
2. Department of Physics Hazara University Mansehra Mansehra Khyber Pakhtunkhwa Pakistan
3. Department of Physics Government Postgraduate Collage No. 1 Abbottabad Khyber Pakhtunkhwa Pakistan
4. Department of Physics Abbottabad University of Science and Technology Havelian Khyber Pakhtunkhwa Pakistan
5. Physics Department, College of Science Jouf University Al‐Jouf Sakaka Saudi Arabia