1. Molecular Diagnostic Laboratory, Department of Microbiology & Biotechnology, Jnana Bharathi Campus, Bangalore University, Bangalore 560056, India
2. Department of Physics, B.M.S. Institute of Technology, Bangalore 560 064, India
3. Chhattisgarh Swamy Vivekananda Technical University, North Park Avenue, Sector 8, Bhilai, Chhattisgarh 490 009, India
4. Department of Physics, Channabasaveshwara Institute of Technology, Gubbi 572 216, India
5. Department of Physics, Acharya Institute of Technology, Bangalore 560 107, India
6. Prof.
C.N.R. Rao Centre for Advanced Materials, Tumkur University, Tumkur 572 103, India