1. Department of Physics, University School of Sciences, Gujarat University, Ahmedabad, Gujarat 380 009, India
2. Laboratory for Chemistry of Novel Materials, University of Mons (UMONS), 20 Place du Parc, 7000 Mons, Belgium
3. Department of Chemistry, Islamic University of Science and Technology, Awantipora, Jammu and Kashmir 1920221, India
4. Computational Materials and Nanoscience Group, Department of Physics and Electronics, St. Xavier’s College, Ahmedabad, Gujarat 380 009, India
5. Condensed Matter Theory Group, Department of Physics and Astronomy, Uppsala University, Box
516, 751 20 Uppsala, Sweden
6. Department of Physics, Indian Institute of Technology Ropar, Rupnagar, Punjab 140001 India