Publications in Peer-reviewed international Journals:
11. Pranav R. Shirhatti, Igor Rahinov, Kai Golibrzuch, Jörn Werdecker, Jan Geweke, Jan Altschäffel, Sumit Kumar, Daniel J. Auerbach, Christof Bartels & Alec M. Wodtke, Observation of the adsorption and desorption of vibrationally excited molecules on a metal surface, Nature Chemistry 2018 DOI: 10.1038/s41557-018-0003-1.
9. Sumit Kumar, Santosh K. Singh, Camilla Calabrese, Assimo Maris, Sonia Melandri* and Aloke Das*, Structure of saligenin: Microwave, UV and IR spectroscopy studies in a supersonic jet combined with quantum chemistry calculations, Phys. Chem. Chem. Phys. 2014, 16, 17163.
8. S. K. Singh, Sumit Kumar and Aloke Das*, Competition between n→π* and conventional hydrogen bonding (N-H…N) interactions: an ab initio study of the complexes of 7-azaindole and fluorosubstituted pyridines, Phys. Chem. Chem. Phys. 2014, 16, 8819. (Appeared as a front inside cover page)
7. Sumit Kumar and Aloke Das*, Observation of exclusively π-stacked heterodimer of indole and hexafluorobenzene in the gas phase, J. Chem. Phys. 2013, 139, 104311.
6. Sumit Kumar, Ankita Mukharjee and Aloke Das*, Structure of indole···imidazole Heterodimer in a supersonic jet: A gas phase study on the interaction between the aromatic side chains of tryptophan and histidine residues in proteins, J. Phys. Chem. A 2012, 116, 11573.
5. Sumit Kumar and Aloke Das*, Effect of acceptor heteroatoms on π-hydrogen bonding interactions: A study of indole...thiophene heterodimer in a supersonic jet, J. Chem. Phys. 2012, 137, 094309.
4. Sumit Kumar and Aloke Das*, Mimicking trimeric interactions in the aromatic side chains of the proteins: A gas phase study of indole...(pyrrole)2 heterotrimer, J. Chem. Phys. 2012, 136, 174302.
(Selected for “Virtual Journal of Biological Physics Research 2012, 23, Section: Protein Conformational Dynamics/Folding”)
3. Sumit Kumar, Vedant Pande, and Aloke Das*, π-hydrogen bonding wins over conventional hydrogen bonding interaction: A jet-cooled study of indole...furan heterodimer, J. Phys. Chem. A 2012, 116, 1368.
(Selected for “top-cited and/or top-accessed articles from India” from American chemical society as article published “ J. Phys. Chem. A 121, 26, 4843”)
2. Sumit Kumar, Indu Kaul, Partha Biswas and Aloke Das*, Structure of 7-azaindole...2-fluoropyridine dimer in a supersonic jet: Competition between N-H...N and N-H...F interactions, J. Phys. Chem. A 2011, 115, 10299.
Sumit Kumar, Partha Biswas, Indu Kaul and Aloke Das*, Competition between hydrogen bonding and dispersion interactions in indole-pyridine dimer and (indole)2...pyridine trimer studied in a supersonic jet, J. Phys. Chem. A 2011, 115, 7461.