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Dr. Sayan Bagchi

Sayan Bagchi is Principal Scientist in the physical and material chemistry division of CSIR-NCL, Pune. His works revolve around primarily on vibrational stark effect spectroscopy and 2DIR spectroscopy.

Full CV

Key Focus Area

Vibrational Stark Effect
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Two dimensional IR Spectroscopy (2DIR)
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Computational Methodolgy
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Recent Articles

  1. Solvation structure and dynamics of a small ion in an organic electrolyte, J. Photochem. Photobiol. A 2023, 440, 114666

  2. Does variation in composition affect dynamics when approaching the eutectic composition?, J. Chem. Phys. 2023, 158, 114203

  3. Elucidation of pH-Induced Protein Structural Changes: A Combined 2D IR and Computational Approach, Biochemistry 2023, 2, 451-461

  4. Blue Fluorescence of Cyano-tryptophan Predicts Local Electrostatics and Hydrogen Bonding in Biomolecules, J. Phys. Chem. B. 2022, 126, 10732-10740

  5. Does Viscosity Drive the Dynamics in an Alcohol-Based Deep Eutectic Solvent?, J. Phys. Chem. B. 2022, 126, 8331-8337

  6. Water-Controlled Keto–Enol Tautomerization of a Prebiotic Nucleobase, J. Phys. Chem. B. 2022, 126, 5735-5743

  7. On–Off Infrared Absorption of the S═O Vibrational Probe of Dimethyl Sulfoxide, J. Phys. Chem. B. 2022, 126, 4501-4508

  8. Ligand Dynamics Time Scales Identify the Surface–Ligand Interactions in Thiocyanate-Capped Cadmium Sulfide Nanocrystals, J. Phys. Chem. Lett. 2022, 13, 3059-3065

  9. Predicting the Redox Potentials of Phenazine Derivatives Using DFT-Assisted Machine Learning, ACS Omega, 2022, 14, 11742-11755

  10. Association-Dissociation Dynamics of Ionic Electrolytes in Low Dielectric medium. J. Phys. Chem. B. 2022, 01, 239-248.

  11. Transition of a Deep Eutectic Solution to Aqueous Solution: A Dynamical Perspective of the Dissolved Solute. J. Phys. Chem. Lett. 2021, 12, 36, 8784–8789

  12. Stabilization of Azapeptides by Namide···H–Namide Hydrogen Bonds. Org. Lett. 2021, 23, 13, 4949–4954

  13. Two Dimensional Infrared Spectroscopy: A Structure Sensitive Technique with Ultrafast Time Resolution. Modern Techniques of Spectroscopy. Progress in Optical Science and Photonics, Springer, Singapore, 2021. (Book Chapter)

  14. Evidence of an nN(amide) → π*Ar Interaction in N-Alkyl-N,N′-diacylhydrazines Org. Lett. 2021, 23, 18, 7003–7007

  15. The Curious Case of Aqueous Warfarin: Structural Isomers or Distinct Excited States? J. Phys. Chem. B 2021, 125, 2871−2878.

  16. Electrostatic Manifestation of Micro-Heterogeneous Solvation Structures in Deep-Eutectic Solvents: A Spectroscopic Approach. J. Phys. Chem. B 2020, 124, 3709−3715.

  17. Hydrocarbon Chain-Length Dependence of Solvation Dynamics in Alcohol-Based Deep Eutectic Solvents: A Two-Dimensional Infrared Spectroscopic Investigation. J. Phys. Chem. B. 2019, 123, 9355−9363.

  18. Arresting an Unusual Amide Tautomer Using Divalent Cations. J. Phys. Chem. B 2019, 123, 8419−8424.

  19. Interconverting Hydrogen-Bonding and Weak n → π* Interactions in Aqueous Solution: A Direct Spectroscopic Evidence. J. Phys. Chem. Lett. 2018, 9, 5425−5429.

  20. Two-Dimensional Infrared Spectroscopy Reveals Cosolvent-Composition-Dependent Crossover in Intermolecular Hydrogen-Bond Dynamics. J. Phys. Chem. Lett. 2017, 8, 1604−1609.

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