Academic Qualification

• Ph.D.: Indian Institute of Science Education and Research Kolkata, India, 2019.
• M.S.: Indian Institute of Science Education and Research Kolkata, India, 2014.
• B.Sc.: Chakdaha College, University of Kalyani, India, 2012.

Research interest

Nonequilibrium statistical mechanics, Stochastic thermodynamics, Optical Tweezers, Microrheology, Viscoelasticity, Optics

Professional and Research Experience

• Assistant Professor, Department of Physics, Kandi Raj College, Murshidabad (Present).
• Postdoctoral Researcher, Indian Institute of Science Education and Research Kolkata (Jan 2022 – Nov 2023).
• Humboldt Postdoctoral Researcher, University of Konstanz, Germany (Jan 2021 – Dec 2021).
• Postdoctoral Researcher, University of Konstanz, Germany (Aug 2019 – Dec 2020).

Awards

• Humboldt Postdoctoral Fellowship, Germany, 2021.

List of Publications

1. “Enhanced directionality of active processes in a viscoelastic bath”, B Das, S Paul, SK Manikandan, A Banerjee, New Journal of Physics, 25 (9), 093051 (2023).
2. “Force generation in confined active fluids: The role of microstructure”, S Paul, A Jayaram, N Narinder, T Speck, C Bechinger, Physical Review Letters 129 (5), 058001 (2022) (Editor’s suggestion and Featured in Physics).
3. “Single-shot wideband active microrheology using multiple-sinusoid modulated optical tweezers”, A Kundu, R Dey, S Paul, A Banerjee, Physical Review Fluids 6 (12), 123301 (2021).
4. “Work fluctuation relation of an active Brownian particle in a viscoelastic fluid”, N Narinder, S Paul, C Bechinger, Physical Review E 104 (3), 034605 (2021).
5. “Bayesian inference of the viscoelastic properties of a Jeffrey’s fluid using optical tweezers”, S Paul, N Narinder, A Banerjee, KR Nayak, J Steindl, C Bechinger, Scientific Reports 11 (1), 2023 (2021).
6. “Single-shot phase-sensitive wideband active microrheology of viscoelastic fluids using pulse-scanned optical tweezers”, S Paul, A Kundu, A Banerjee, Journal of Physics: Condensed Matter 31 (50), 504001 (2019).
7. “Measurement of Van der Waals force using oscillating optical tweezers”, A Kundu, S Paul, S Banerjee, A Banerjee, Applied Physics Letters 115 (12),  (2019).
8. “Dynamics of hydrodynamically coupled Brownian harmonic oscillators in a Maxwell fluid”, S Paul, The European Physical Journal E 42, 1-9 (2019).
9. “Active microrheology to determine viscoelastic parameters of Stokes-Oldroyd B fluids using optical tweezers”, S Paul, A Kundu, A Banerjee, Journal of Physics Communications 3 (3), 035002 (2019).
10. “A quantitative analysis of memory effects in the viscously coupled dynamics of optically trapped Brownian particles”, S Paul, R Kumar, A Banerjee, Soft Matter 15 (44), 8976-8981 (2019).
11. “Free and confined Brownian motion in viscoelastic Stokes–Oldroyd B fluids”, S Paul, B Roy, A Banerjee, Journal of Physics: Condensed Matter 30 (34), 345101 (2018).
12. “Two-point active microrheology in a viscous medium exploiting a motional resonance excited in dual-trap optical tweezers”, S Paul, R Kumar, A Banerjee, Physical Review E 97 (4), 042606 (2018).
13. “Direct verification of the fluctuation-dissipation relation in viscously coupled oscillators”, S Paul, A Laskar, R Singh, B Roy, R Adhikari, A Banerjee, Physical Review E (R) 96 (5), 050102 (2017).
14. “Fast Bayesian inference of optical trap stiffness and particle diffusion”, S Bera, S Paul, R Singh, D Ghosh, A Kundu, A Banerjee, R Adhikari, Scientific reports 7 (1), 41638 (2017).
15. “In situ self-assembly and photopolymerization for hetero-phase synthesis and patterning of conducting materials using soft oxometalates in thermo-optical tweezers”, S Ghosh, S Das, S Paul, P Thomas, B Roy, P Mitra, S Roy, A Banerjee, Journal of Materials Chemistry C 5 (27), 6718-6728 (2017).

List of Patents

1. "A system for carrying out active microrheology to probe viscoelasticity of protein", K Sengupta, C Mukherjee, A Kundu, R Dey, S Paul, A Banerjee, Provisional patent application No.: 202231030594 filed on 27.05.2022