1. Department of Physics
2. Indian Institute of Science
3. Bangalore – 560012
4. India
5. Chemistry and Physics of Materials Unit
6. Jawaharlal Nehru Centre for Advanced Scientific Research
7. Jakkur
8. Bangalore 560064
9. Highly Correlated Matter Research Group
10. Physics Department
11. University of Johannesburg
12. Auckland Park 2006
13. South Africa