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Faculty of Mathematics



  • 2022 --   The Royal Academy of Engineering Research Fellow
  • 2021 -- 2022 Leverhulme Early Career Fellow, DAMTP, University of Cambridge
  • 2021 --  Henslow Research Fellow, Darwin College, University of Cambridge
  • 2019-2021  Research Associate, DAMTP, University of Cambridge
  • 2018-2019 Research associate, CEB, University of Cambridge
  • 2014-2018 PhD, CEB, University of Cambridge
  • 2012-2014 Scientist, Corporate research Lab, 3M
  • 2010-2012 Masters of Engineering, Indian Institute of Science, Bangalore, India 


Rajesh is a member of the Department of Applied Mathematics and Theoretical Physics. He works at the G. K. Batchelor Laboratory and he is a member of the Environmental and Industrial Fluid Dynamics group. His current research interests are in interfacial flows, airborne disease transmission, and building ventilation flows. 


I am accepting PhD applications; if you are interested in joining the team, write to me at; please include your CV. 

Selected Publications: 

  • Bhagat, R.K., Wilson, D.I. and Linden, P.F., 2020. Experimental evidence for surface tension origin of the circular hydraulic jump. arXiv preprint arXiv:2010.04107.
  • Bhagat, R.K., Wykes, M.D., Dalziel, S.B. and Linden, P.F., 2020. Effects of ventilation on the indoor spread of COVID-19. Journal of Fluid Mechanics903.
  • Bhagat, R.K. and Linden, P.F., 2020. Displacement ventilation: a viable ventilation strategy for makeshift hospitals and public buildings to contain COVID-19 and other airborne diseases. Royal Society open science7(9), p.200680.
  • Bhagat, R.K. and Linden, P.F., 2020. The circular capillary jump. Journal of Fluid Mechanics896.
  • Bhagat, R.K., Jha, N.K., Linden, P.F. and Wilson, D.I., 2018. On the origin of the circular hydraulic jump in a thin liquid film. Journal of Fluid Mechanics851.
  • Bhagat, R.K. and Wilson, D.I., 2016. Flow in the thin film created by a coherent turbulent water jet impinging on a vertical wall. Chemical Engineering Science152, pp.606-623.


The circular hydraulic jump; the influence of downstream flow on the jump radius
RK Bhagat, PF Linden
– Physics of Fluids
Fluid mechanics of sash windows
GF Kemp, MS Davies Wykes, RK Bhagat, PF Linden
– Flow
The ventilation of buildings and other mitigating measures for COVID-19: a focus on wintertime
HC Burridge, RK Bhagat, MEJ Stettler, P Kumar, I De Mel, P Demis, A Hart, Y Johnson-Llambias, M-F King, O Klymenko, A McMillan, P Morawiecki, T Pennington, M Short, D Sykes, PH Trinh, SK Wilson, C Wong, H Wragg, MS Davies Wykes, C Iddon, AW Woods, N Mingotti, N Bhamidipati, H Woodward et al.
– Proceedings. Mathematical, physical, and engineering sciences
Displacement ventilation: A viable ventilation strategy for makeshift hospitals and public buildings to contain COVID-19 and other airborne diseases: Ventilation strategy for COVID-19
RK Bhagat, PF Linden
– Royal Society Open Science
Effects of ventilation on the indoor spread of COVID-19.
RK Bhagat, MS Davies Wykes, SB Dalziel, PF Linden
– Journal of fluid mechanics
The circular capillary jump
RK Bhagat, PF Linden
– Journal of Fluid Mechanics
Displacement ventilation: a viable ventilation strategy for makeshift hospitals and public buildings to contain Covid-19 and other airborne diseases
R Bhagat, PF Linden
– medRxiv
Cleaning of toothpaste from vessel walls by impinging liquid jets and their falling films: Quantitative modelling of soaking effects
J Yang, RK Bhagat, RR Fernandes, M Nordkvist, KV Gernaey, U Krühne, DI Wilson
– Chemical Engineering Science
Quantitative modelling of the erosive removal of a thin soil deposit by impinging liquid jets
DI Wilson, R Bhagat, R Rosario Fernandes, D Oevermann
– Wear
Impinging jet cleaning of tank walls: Effect of jet length, wall curvature and related phenomena
MWL Chee, TV Ahuja, RK Bhagat, N Taesopapong, SA Wan, RL Wigmore, DI Wilson
– Food and Bioproducts Processing: Transactions of the Institution of of Chemical Engineers, Part C
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