IIT Gandhinagar: 15 Years of ExcellenceNews
Research

Partha Pratim Roy

  1. Faculty
  2. Chemistry

  3. Partha Pratim Roy

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Partha Pratim Roy

Assistant Professor, Chemistry

  • BSc: Calcutta University, 2013
  • MSc: IIT Kanpur, 2015
  • PhD: Heidelberg University, 2019

Email: partha.roy -AT- iitgn.ac.in

Office: AB 3/306C.


  • Selected Publications

    1. Roy, P. P.; Kundu, S; Valdiviezo, J; Bullard, G.; Fletcher, J. T.; Liu, R.; Yang, S-J.; Zhang, P.; Beratan, D. N.; Therien, M. J.; Makri, N.; and Fleming, G. R., “Synthetic Control of Exciton Dynamics in Bioinspired Cofacial Porphyrin Dimers.”, J. Am. Chem. Soc., 2022, 144, 6298-6310.
    2. Roy, P. P.; Shee, J.; Arsenault, E. A.; Yoneda, Y.; Feuling, K.; Head-Gordon, M., Fleming, G. R., “Solvent mediated excited state proton transfer in Indigo Carmine.”, J. Phys. Chem. Lett., 2020, 11, 4156-4162.
    3. Roy, P. P.; Kato, Y.; Abe-Yoshizumi, R.; Pieri, E.; Ferré, N.; Kandori, H.; Buckup, T., “Mapping the ultrafast vibrational dynamics of all-trans and 13‑cis retinal isomerization in Anabaena Sensory Rhodopsin.”, Phys. Chem. Chem. Phys., 2018, 20, 30159-30173.
    4. Roy, P. P.; Leonardo, C; Orcutt, K; Oberg, C.; Scholes, G. D.; and Fleming, G. R., “Infrared signatures of phycobilins within the phycocyanin 645 complex.”, J. Phys. Chem. B, 2023, 127 (20), 4460-4469.
    5. Roy, P. P.; Kundu, S., Makri, N.; and Fleming, G. R., “Interference between Franck-Condon and Herzberg-Teller Signatures in the Molecular Spectra of Metal Based Tetrapyrrole Derivatives”, J. Phys. Chem. Lett, 2022, 13, 7413-7419.

  • Work Experience

    • Assistant Professor, Indian Institute of Technology Gandhinagar (Oct 2024 to Present)
    • Postdoctoral Research Associate, Northwestern University, USA (Sep 2023 - Sept 2024)
    • Postdoctoral Research Associate, University of California Berkeley, USA (Jun 2019 – Aug 2023)

Research Interests

  • ● Ultrafast dynamics of natural and bio-inspired light harvesting complex: excitation energy transfer, charge transfer, quantum coherence, coupled electron-nuclear dynamics.
  • ● Coherent multidimensional spectroscopy: Two-dimensional electronic-vibrational Spectroscopy (2DEVS), Two-dimensional electronic Spectroscopy (2DES), Coherent Raman Spectroscopy (pump-DFWM, impulsive vibrational spectroscopy)

Complete List of Publications