1. Centre for Nano and Material Sciences, Jain Global Campus, Jakkasandra, Ramanagaram, Bangalore 562112, Karnataka, India
2. Department of Physics, SRM University─AP, Amaravati 522502, Andhra Pradesh, India
3. Department of Physics, School of Applied Sciences, KIIT Deemed to be University, Bhubaneswar 751024, Odisha, India