Subhajit Biswas

Subhajit Biswas

Post-doctoral research fellow | University of Southampton

Publications

Journal Articles:

  1. Subhajit Biswas, Raghuraman N. Govardhan. Interaction of a vortex ring with a buoyant spherical particle: effects of particle size on vorticity dynamics and particle dynamics. Journal of Fluid Mechanics, Cambridge University Press. 2025;1015:A24. doi:10.1017/jfm.2025.123

  2. Subhajit Biswas, Christina Vanderwel. Flow through a hollow cube in a turbulent boundary layer: Towards understanding indoor pollutant dispersion. Flow, Cambridge University Press. 2024;4:E19. doi:10.1017/flo.2024.14

  3. Subhajit Biswas, Raghuraman N Govardhan. Effects of salt concentration on top wall bubble injection in a turbulent channel flow: bubble dynamics and wall drag reduction. Experiments in Fluids, vol. 65, no. 3, pp. 34. doi:10.1007/s00348-024-03770-8

  4. Subhajit Biswas, Raghuraman N Govardhan. Vortex ring and bubble interaction: Effects of bubble size on vorticity dynamics and bubble dynamics. Physics of Fluids, vol. 35, no. 8, AIP Publishing. doi:10.1063/5.0169576

  5. Subhajit Biswas, Raghuraman N Govardhan. Interaction of a rigid buoyant sphere and vortex ring: The role of deformability. Physical Review Fluids, vol. 7, no. 9, pp. 094302. doi:10.1103/PhysRevFluids.7.094302

  6. Subhajit Biswas, Raghuraman N Govardhan. Effect of single and multiple bubbles on a vortex ring. Journal of Flow Visualization and Image Processing, vol. 27, no. 1, Begel House Inc. doi:10.1615/FlowVisImageProc.2020029100

Conference Proceedings:

  1. Subhajit Biswas, Matteo Carpentieri, Christina Vanderwel. Indoor-outdoor pollutant transport through a hollow cube with a cross-ventilating flow. 9th European-African Conference on Wind Engineering (EACWE2025), Trondheim, Norway, 16–19 June, 2025. PDF

  2. Subhajit Biswas, Paul Hayden, Matteo Carpentieri, Christina Vanderwel. Pollutant dispersion in cross-ventilating flow through a building: Wind and water tunnel measurements. Proceedings of the 14th Conference on Wind Engineering, 4–6 September, 2024. PDF

  3. Subhajit Biswas, Christina Vanderwel. Indoor-outdoor pollutant concentration in a flow through a hollow cube immersed in a turbulent boundary layer. Proceedings of the 13th International Symposium on Turbulence and Shear Flow Phenomena (TSFP13), Montreal, Canada, pp. 39–47. PDF

  4. Subhajit Biswas, Raghuraman N Govardhan. Bubble capture, breakup, and coalescence in vortex-bubble interaction. Proceedings of the 16th Asian Congress of Fluid Mechanics, Bangalore, India, pp. 33–41. [doi:10.1007/978-981-15-3183-34] PDF

Conference Papers

  1. Subhajit Biswas, Raghuraman N Govardhan. Volume ratio effect on vortex ring and bubble interaction. Proceedings of the 44th National Conference on Fluid Mechanics and Fluid Power (FMFP).

  2. Subhajit Biswas, Raghuraman N Govardhan. Effect of a bubble on a thin vortex ring. Proceedings of the 17th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP), IIT Bombay, Mumbai, India.

  3. Subhajit Biswas, Raghuraman N Govardhan. Interaction of a vortex ring with single and multiple bubbles. APS Division of Fluid Dynamics Meeting Abstracts, Seattle, Washington. Link

  4. Subhajit Biswas, Raghuraman N Govardhan. Effects of Weber number on the interaction of single and multiple bubbles with a vortex ring. APS Division of Fluid Dynamics Meeting Abstracts, Chicago. Link

  5. Subhajit Biswas, Raghuraman N Govardhan. Vortex-bubble interactions: an idealization of bubble in turbulence. ME@IISc Research Frontiers Conference, Department of Mechanical Engineering, Indian Institute of Science, Bengaluru.

  6. Subhajit Biswas, Christina Vanderwel. Experimentally simulating flow through building openings in an urban environment: towards understanding outdoor-to-indoor exposure of pollutants. UK Fluids Conference, University of Glasgow, Scotland.

  7. Raghuraman N Govardhan, Subhajit Biswas. Interaction of a thin vortex ring with a deforming and non-deforming bubble: Similarities and differences. Bulletin of the American Physical Society, 2019. Link

  8. Subhajit Biswas, Christina Vanderwel. Experimental investigation of indoor-outdoor pollutant transport through a hollow cube in an atmospheric boundary layer. 14th European Fluid Dynamics Conference, September 16–20, 2024, Aachen, Germany.

Invited Talks:

  1. Vortex ring and bubble interaction: An idealization of bubbly turbulence, Remote Colloquium on Vortex Dominated Flows, Dec 8th, 2023. Link