1. Department of Chemistry, Guru Nanak Dev University, Amritsar143005, India
2. Institute of Medical Physics and Biophysics, Leipzig University, Leipzig04109, Germany
3. Department of Physics, School of Natural Sciences, Shiv Nadar University, NH-91, Tehsil Dadri, G. B. Nagar, Greater Noida, Uttar Pradesh201314, India
4. Solid State Physics Division, Bhabha Atomic Research Centre, Mumbai400085, India
5. Homi Bhabha National Institute, Anushaktinagar, Mumbai400094, India
6. Department of Molecular Biology and Biochemistry, Guru Nanak Dev University, Amritsar143005, India
7. Max Planck Institute for Multidisciplinary Sciences, Am Faßberg 11, Göttingen37077, Germany