1. Organic Materials Laboratory
2. Department of Chemistry
3. National Institute of Technology Karnataka
4. Mangalore-575 025
5. India
6. Indian Institute of Technology Guwahati
7. Guwahati-781 039
8. SCM group
9. Raman Research Institute
10. C.V. Raman Avenue
11. Sadashivanagar
12. Bangalore-560 080
13. Chonbuk National University
14. Jeonju
15. Republic of Korea
16. Department of Physics
17. Mangalore-575025
18. Centre for Nano and Soft Matter Sciences
19. Jalahalli
20. Bangalore-560 013