1. Department of Physics, Pondicherry University, R.V. Nagar, Kalapet, Pondicherry 605014, India
2. UGC-DAE Consortium for Scientific Research, Mumbai Centre, Bhabha Atomic Research Centre, Trombay, Mumbai-400085, India
3. HXAL, SUS, Raja Ramanna Centre for Advanced Technology, Indore-452013, India
4. Department of Physics, School of Engineering, University of Petroleum and Energy studies, Dehradun-248007, Uttarakhand, India