ABHISHEK KUMAR
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I am an Assistant Professor at the Faculty Research Centre in Fluid and Complex Systems, Coventry University, Coventry, UK. I work on the problems of fluid dynamics with a focus on cutting-edge numerical simulation.
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Mini-biography
2019 Assistant Professor, Coventry University
2017 Research Associate, Coventry University
2017 PhD, IIT Kanpur
2010 MSc (Physics) Delhi University
2008 BSc (Physcis) BNMU University
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Research interests
Stability of buoyancy-driven flows
Spectral element method
Adjoint based optimisation
Rayleigh-Bénard Convection
PUBLICATIONS
Abhishek Kumar and Alban Potherat, Mixed baroclinic convection in a cavity, Journal of Fluid Mechanics, 885, A40 (2020).
Abhishek Kumar and Mahendra K. Verma, Applicability of Taylor's hypothesis in thermally driven turbulence, Royal Society Open Science, 5(4), 172152 (2018).
H Khatri, J Sukhatme, Abhishek Kumar and Mahendra K. Verma, Surface Ocean Enstrophy, Kinetic Energy Fluxes, and Spectra From Satellite Altimetry, Journal of Geophysical Research: Oceans 123 (5), 3875-3892 (2018).
MK Sharma, Abhishek Kumar, Mahendra K. Verma, and S Chakraborty, Statistical features of rapidly rotating decaying turbulence: Enstrophy and energy spectra and coherent structures, Physics of Fluids, 30(4), 045103 (2018).
S Bhattacharya, A Pandey, Abhishek Kumar, and Mahendra K. Verma Complexity of viscous dissipation in turbulent thermal convection, Physics of Fluids, 30(3), 031702 (2018).
AG Chatterjee, Mahendra K. Verma, Abhishek Kumar, R Samtaney, B Hadri, and R Khurram, Scaling of a Fast Fourier Transform and a pseudo-spectral fluid solver up to 196608 cores, Journal of Parallel and Distributed Computing, 113, 77-91 (2018).
Mahendra K. Verma, Abhishek Kumar, and Ambrish Pandey, Phenomenology of buoyancy-driven turbulence: recent results, New Journal of Physics, 19, 025012 (2017).
Abhishek Kumar, Mahendra K. Verma, and Jai Sukhatme, Phenomenology of two-dimensional stably stratified turbulence under large-scale forcing, Journal of Turbulence, 18, 3, 219-239, (2017).
Ambrish Pandey, Abhishek Kumar, Anando G. Chatterjee, and Mahendra K. Verma, Dynamics of large-scale quantities in Rayleigh-Bénard convection, Physical Review E, 94, 053106 (2016).
Dinesh Nath, Ambrish Pandey, Abhishek Kumar, and Mahendra K. Verma, Near isotropic behaviour of turbulent thermal convection, Physical Review Fluids, 1, 064302 (2016).
Abhishek Kumar and Mahendra K. Verma, Shell model for buoyancy-driven turbulence, Physical Review E, 91, 043014 (2015).
​Mahendra K. Verma, Abhishek Kumar, and Anando G. Chatterjee, Energy spectrum and flux of buoyancy-driven turbulence, Physics Focus, AAPPS Bulletin, 25, 45 (2015).
Abhishek Kumar, Anando G. Chatterjee, and Mahendra K. Verma, Energy spectrum of buoyancy-driven turbulence, Physical Review E, 90, 023016 (2014).
Conference proceedings
Abhishek Kumar and Mahendra K. Verma, Shell model for buoyancy-driven turbulent flows. In T. K. Sengupta, S. Lele, K. R. Sreenivasan, and P. A. Davidson, editors, Advances in Computation, Modeling and Control of Transitional and Turbulent Flows, pages 232-241, World Scientific, (2015).
Mahendra K. Verma, Abhishek Kumar, and Anando G. Chatterjee, Energy spectrum and flux of buoyancy-driven turbulence. In T. K. Sengupta, S. Lele, K. R. Sreenivasan, and P. A. Davidson, editors, Advances in Computation, Modeling and Control of Transitional and Turbulent Flows, pages 442–451, World Scientific, (2015).
Abhishek Kumar and Mahendra K. Verma, A unified shell model for buoyancy-driven turbulence, Proceedings of the 15th European Turbulence Conference, 25-28 August, Delft, The Netherlands (2015).
Mahendra K. Verma and Abhishek Kumar, Sweeping has no effect on renormalized turbulent viscosity, Proceedings of the 15th European Turbulence Conference, 25-28 August, Delft, The Netherlands (2015).
