1. Infrared Laser Spectroscopy Section, Bhabha Atomic Research Centre, Trombay, Mumbai 400085, India
2. Radiation & Photochemistry Division, Bhabha Atomic Research Centre, Trombay, Mumbai 400085, India
3. Homi Bhabha National Institute, Anushaktinagar, Mumbai 400094, India
4. High Pressure & Synchrotron Radiation Physics Division, Bhabha Atomic Research Centre, Trombay, Mumbai 400085, India