1. Advanced Technology Development Centre, Indian Institute of Technology Kharagpur, Kharagpur 721302, West Bengal, India
2. Functional Materials and Devices Division, CSIR-Central Glass and Ceramic Research Institute, Kolkata 700032 West Bengal, India
3. Cryogenic Engineering, Indian Institute of Technology Kharagpur, Kharagpur 721302, West Bengal, India
4. Materials Science Centre, Indian Institute of Technology Kharagpur, Kharagpur 721302, West Bengal, India