1. Department of Physics
2. Maharaj Vijayaram Gajapathi Raj College of Engineering
3. Vizianagaram 535005
4. India
5. Magnetic Materials Laboratory
6. Indian Institute of Technology Bombay
7. Mumbai 400 076
8. M. N. Miheev Institute of Metal Physics of Ural Branch of Russian Academy of Sciences
9. 620108 Ekaterinburg
10. Russia
11. Ural Federal University
12. Ekaterinburg
13. Indian Institute of Technology Madras
14. Chennai 600 036