1. Department of Physics; Islamic University of Science and Techonology; Awantipora Jammu and Kashmir-192122 India
2. Department of Physics; Jamia Millia Islamia New Delhi-110025; India
3. Condensed Matter Theory Group, School of Studies in Physics; Jiwaji University; Gwalior-474011 (MP) India
4. Department of Physics, College of Science; King Saud University; Riyadh Saudi Arabia