1. Nano Catalysis, Light Stock Processing Division, CSIR-Indian Institute of Petroleum, Dehradun-248005, Uttarakhand, India
2. Department of Chemistry, University of Kalyani, Kalyani-741235, West Bengal, India
3. Ruhr-University Bochum, Chemistry and Biochemistry, Universitätsstr. 150, 44801 Bochum, Germany
4. Atomic & Molecular Physics Division, Bhabha Atomic Research Centre, Mumbai 400085, India
5. Department of Chemical Engineering, IIT Delhi, India