Faculty at School of Natural Sciences

Biswajit Guchhait

Biswajit Guchhait

Assistant Professor

School of Natural Sciences


Contact Information

Ultrafast spectroscopy, Chemical dynamics in solution, Deep eutectic solvents, and Molecular dynamics simulation

2013, Ph.D., S.N. Bose National Center, Kolkata

2007, M.Sc., Vidyasagar University, West Bengal, India

2005, B.Sc., Vidyasagar University, West Bengal, India

10/13-07/16

Postdoctoral Research Fellow, Max-Born-Institute for Nonlinear Optics and Short Pulse Spectroscopy, Berlin, Germany

10/16-05/18

Postdoctoral Research Fellow, Colorado State University, Fort Collins, USA

08/18-06/19

Postdoctoral Research Fellow, Ruhr University Bochum, Bochum, Germany

2006, National Eligibility Test, NET (CSIR fellowship award for JRF)

2007, Graduate Aptitude Test in Engineering, GATE (all India rank 2nd in Chemistry)

2008, National Eligibility Test, NET (CSIR fellowship award for JRF, 2nd time)

2009, Best Poster Award in annual meeting of S N Bose National Centre, Kolkata

2011, SERC Fellowship for international travel, DST, New Delhi, India

  1. Sushila, Rafia Siddiqui, Sayan Patra, Kumar Shivam, Arnab Sil, Biswajit Guchhait, Haiquan Tian, Ramesh Kataria, Soumyabrata Goswami, Paloth Venugopalan, and Ranjan Patra, Halogen bond mediated self-assembly of mononuclear lanthanide complexes: Perception of supramolecular interactions, slow magnetic relaxation and photoluminescence properties. Inorganic Chemistry, 61, 2022, 11484.
  2. Fabio Novelli*, Biswajit Guchhait*, Martina Havenith Towards Intense THz Spectroscopy on Water: Characterization of Optical Rectification by GaP, OH1, and DSTMS at OPA Wavelengths. Materials, 13, 2020, 1311 (*co-first authors).
  3. Biswajit Guchhait*, Clara A. Tibbetts, Kathryn M. Tracy, Bradley M. Luther, Amber T. Krummel* Ultrafast vibrational dynamics of a trigonal planar anionic probe in ionic liquids (ILs): A Two-dimensional infrared (2DIR) spectroscopic investigation. Journal of Chemical Physics, 152, 2020, 164501. (*for correspondence).
  4. Kathryn M. Tracy*, Biswajit Guchhait*, Clara A. Tibbetts, Bradley M. Luther and Amber T. Krummel Visualizing chemical dynamics in an ionic liquid microdroplet using ultrafast 2D IR microscopy. ChemRxiv 2019 DOI: https://doi.org/10.26434/chemrxiv.9936464.v1 (*co-first authors).
  5. Yingliang Liu*, Biswajit Guchhait*, Torsten Siebert, Benjamin Fingerhut, Thomas Elsaesser Molecular Coupling and Energy Exchange Between DNA and Water Mapped by Femtosecond Infrared Spectroscopy of Backbone Vibrations. Structural Dynamics, 4, 2017, 044015 (*Co-first Authors).
  6. Torsten Siebert*, Biswajit Guchhait*, Yingliang Liu, Benjamin Fingerhut, Thomas Elsaesser Range, Magnitude, and Ultrafast Dynamics of Electric Fields at the Hydrated DNA Surface. Journal of Physical Chemistry Letters, 7, 2016, 3131 (*Co-first Authors). Spotlight article. In Phys.org, ScienceDaily.
  7. Biswajit Guchhait, Yingliang Liu, Torsten Siebert Thomas Elsaesser Ultrafast Vibrational Dynamics of the DNA Backbone at Different Hydration Levels Mapped by Two-Dimensional Infrared Spectroscopy. Structural Dynamics, 3, 2016, 043202. Most read and highly cited article. In AIP News, Phys.org, ScienceDaily.
  8. Biswajit Guchhait, Yingliang Liu, Torsten Siebert, Thomas Elsaesser Hydration of Native DNA: Ultrafast Structural Dynamics and Short-Range Electric Fields. Proceedings International Conference on Ultrafast Phenomena, UM4A. 5, 2016.
  9. Sandipa Indra, Biswajit Guchhait, Ranjit Biswas Structural Anomaly and Dynamic Heterogeneity in Cycloether/Water Binary Mixtures: Signatures from Composition Dependent Dynamic Fluorescence Measurements and Computer Simulations. Journal of Chemical Physics, 144, 2016, 124506.
  10. Torsten Siebert, Biswajit Guchhait, Yingliang Liu, Rene Costard, Thomas Elsaesser Anharmonic Backbone Vibrations in Ultrafast Processes at the DNA-Water Interface. Journal of Physical Chemistry B, 119, 2015, 9670.

  • Arnab Sil, Suman Das, Biswajit Guchhait, Ion clustering and diffusion in amide-based ionic deep eutectic solvents: A microstructural investigation using NMR spectroscopy and molecular dynamics simulation, Journal of Physical Chemistry B, 2022 (to be submitted soon).

  • Title: Photoinduced Charge Transfer and Forster Energy Transfer Dynamics in Supported Ionic Liquid Membranes PI: Biswajit Guchhait Funding Agency: DST-SERB Amount Sanctioned: INR ~27,00,000.00, duration: (2021-2023).