1. Centre for Theoretical Studies, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal 721302, India
2. Department of Mechanical Engineering, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal 721302, India
3. Department of Physics, Indian Institute of Technology Kanpur, Kanpur, Uttar Pradesh 208016, India
4. Computational Mechanics Group, Department of Mechanical Engineering, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal 721302, India