1. Department of Chemistry, University of Calcutta, 92 A.P.C Road, Kolkata – 700009, West Bengal, India
2. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Tromsø – The Arctic University of Norway, 9037 Tromsø, Norway
3. Department of Physics and Astronomy, X-ray Photon Science, Uppsala University, Ångströmlaboratoriet, Lägerhyddsvägen 1, 75120, Uppsala, Sweden
4. Norwegian Defence Research Establishment, P.O.Box 25, 2027 Kjeller, Norway