1. Department of Chemistry; S.S. Jain Subodh Girls College; Sanganer Jaipur 302029 India
2. Natural Science Centre for Basic Research and Development; Hiroshima University; 739-8530 Japan
3. Department of Physics; JECRC University; Jaipur 303905 India
4. Graduate School of Integrated Arts and Sciences; Hiroshima University; 739-8527 Japan
5. Centre for Non-Conventional Energy Resources; University of Rajasthan; Jaipur 302004 India