1. Research Center of Materials Science, Beijing Key Laboratory of Construction Tailorable Advanced Functional Materials and Green Applications, Beijing Institute of Technology, Beijing 100081, People’s Republic of China
2. School of Physical Sciences, University of the Punjab, Lahore 54000, Pakistan
3. Department of Physics, University of Gujrat, Gujrat 50700, Pakistan
4. Department of Physics, Division of Science and Technology, University of Education, Lahore 54000, Pakistan