1. Surface Engineering & Tribology Group
2. CSIR-Central Mechanical Engineering Research Institute
3. Durgapur 713209
4. India
5. Academy of Scientific and Innovative Research
6. Department of Chemistry
7. Sikkim University
8. Gangtok-737102
9. Department of Microbiology
10. The University of Burdwan
11. Burdwan-713104