Research Interest (s) : Extrasolar Planets and Astrobiology: Transit photometry, Transmission spectroscopy and Polarimetry of Exoplanets. Brown Dwarfs : Polarization. Photometric observation and light curve analysis of transiting exoplanets, modelling transmission and reflected spectra of gas giant planets and terrestrial exoplanets. Theoretical studies of scattering polarization of exoplanets and brown dwarfs.

Student(s): (1) Malay Maiti (2008), (2) Aritra Chakrabarty (2022), (3) Suman Saha (Thesis submitted in 2022), (4) Soumya Sengupta (Thesis submitted in 2022) and (5) Manika Singla (SRF)

Selected Publications (s)

• Multiband Transit Follow-up Observations of Five Hot Jupiters with Critical Noise Treatments: Improved Physical PropertiesSuman Saha and Sujan Sengupta
• Optical Transmission Spectra of Hot Jupiters: Effects of ScatteringSujan Sengupta, Aritra Chakrabarty and Giovanna Tinetti
• Detecting Exomoons around Self-luminous Giant Exoplanets through PolarizationSujan Sengupta and Mark S. Marley