1. Centre of Excellence in Solid State Physics, University of the Punjab, 54000, Lahore, Pakistan
2. Department of Physics and Astronomy and Graphene Research Institute, Sejong University, Seoul 05006, Korea
3. Centre for High Energy Physics, University of the Punjab, 54000, Lahore, Pakistan
4. Institute of Physics, Centre for Advanced Studies in Physics, GC University, 54000, Lahore, Pakistan