Research articles



19. P. Kar, A. Sharma, P. K. Das, Rajaram Lakkaraju, Heat transport in partitioned thermal convection

Physical Review Fluids (sub-judice)


18. P. Kar, U. Chetan, J. Mahto, T. Sahu, P.k. Das, Rajaram Lakkaraju, Heat flux enhancement by regular surface protrusion in partitioned thermal convection

Physics of Fluids 34, 127105 (2022) https://doi.org/10.1063/5.0123088



17. T. Sahu, U. Chetan, J. Mahto, P. Kar, P.k. Das, Rajaram Lakkaraju, Formation and breakup of twisting ligaments in a viscous swirling liquid jet

Physics of Fluids 34, 112118 (2022) https://doi.org/10.1063/5.0122754



16. A. Mishra, C. Bourquard, A. Roy, Rajaram Lakkaraju, O. Supponen, P. Ghosh, Flow-focusing from interacting

cavitation

Physical Review Fluids 7, 110502 (2022)

This paper is associated with a video winner of a 2021 American Physical Society's Division of Fluid Dynamics (DFD)

Milton van Dyke Award for work presented at the DFD Gallery of Fluid Motion. The original video is available online at the Gallery of Fluid Motion, https://doi.org/10.1103/APS.DFD.2021.GFM.V0038

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15. J. Mondal, Rajaram Lakkaraju, P. Ghosh, M. Ashokkumar, Acoustic cavitation‑induced shear: a mini‑review

Biophysical Reviews 13, 1229–1243 (2021) https://doi.org/10.1007/s12551-021-00896-5

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14. J. Mahato, D.K. Srivastava, D. K. Chandraker and Rajaram Lakkaraju, On offset placement of a compound droplet

in a channel flow

Journal of Fluids Engineering, FE-21-1208 (2021) https:// https://doi.org/10.1115/1.4052052

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13. J. Mondal, W. Li. A. R. Rezk, L. Y. Yeo, Rajaram Lakkaraju, P. Ghosh and M. Ashokkumar, Acoustic cavitation at low gas

pressures in PZT- based ultrasonic systems

Ultrasonics Sonochemistry 73, 105493 (2021) https://doi.org/10.1016/j.ultsonch.2021.1054931

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12. P. Kar, Y. N. Kumar, P. K. Das and Rajaram Lakkaraju, Thermal convection in octagonal-shaped enclosures

Physical Review Fluids 5, 103501 (2020) https://doi.org/10.1103/PhysRevFluids.5.103501

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11. R. Roy, S. Mukherjee, Rajaram Lakkaraju and S. Chakraborty, Streaming potential in bio-mimetic micro-

vessels mediated by capillary glycocalyx

Microvascular Research 132, 104039 (2020) https://doi.org/10.1016/j.mvr.2020.104039

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10. O. Satbhai, S. Roy, S. Ghosh, S. Chakraborty and Rajaram Lakkaraju, Comparison of the quasi-steady-state heat

transport in phase-change and classical Rayleigh-Bénard convection for a wide range of Stefan

number and Rayleigh number

Physics of Fluids 31, 096605 (2019) https://doi.org/10.1063/1.5110295

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9. A. Senapati, G. Singh and Rajaram Lakkaraju, Direct numerical simulations of an in-line rising unequal

sized bubble pair in a liquid column

Chemical Engineering Science 208, 115159 (2019) https://doi.org/10.1016/j.ces.2019.115159

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8. G. Singh and Rajaram Lakkaraju, Wall-mounted flexible plates in a two-dimensional channel trigger

early flow instabilities

Physical Review E, 100, 023109 (2019) https://doi.org/10.1103/PhysRevE.100.023109

It is featured as a Kaleidoscope of the month

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7. Y. N. Kumar, S. Chakraborty, M. K. Verma and Rajaram Lakkaraju, On heat transport and energy partition in

thermal convection with mixed boundary conditions

Physics of Fluids, 31, 066601 (2019) https://doi.org/10.1063/1.5095242

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6. S. A. Etha, A. Jena and Rajaram Lakkaraju, Clusterlike instabilities in bubble-plume-driven flows

Physical Review E, 99, 053101 (2019) https://doi.org/10.1103/PhysRevE.99.053101

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5. Rajaram Lakkaraju, F. Toschi and D. Lohse, Bubbling reduces intermittency in thermal convection

Journal of Fluid Mechanics, 745, 1-24 (2014) https://doi.org/10.1017/jfm.2014.33

It is featured as a Cover page of the Journal

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4. Rajaram Lakkaraju, R. J. A. M. Stevens, P. Oresta, R. Verzicco, D. Lohse and A. Prosperetti, Heat transport in bubbling

turbulent convection

Proceedings of the National Academy of Sciences of the United States of America (PNAS), 110 (23) 9237-9242 (2013) https://doi.org/10.1073/pnas.1217546110

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3. Rajaram Lakkarajuu, R. J. A. M. Stevens, R. Verzicco, S. Grossman, A. Prosperetti, C. Sun and D. Lohse, Spatial distribution

of heat flux and fluctuations in turbulent Rayleigh-Bénard convection, Physical Review E, 86, 056315 (2012) https://doi.org/10.1103/PhysRevE.86.056315

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2. Rajaram Lakkaraju, L. E. Schmidt, P. Oresta, F. Toschi, R. Verzicco, D. Lohse and A. Prosperetti, Effect of vapor bubbles on velocity fluctuations and dissipation rates in bubbly Rayleigh-Bénard convection, Physical Review E, 84, 036312 (2011) https://doi.org/10.1103/PhysRevE.84.036312

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1. Rajaram Lakkaraju and M. Alam, Effects of Prandtl number and a new instability mode in a plane

thermal plume, Journal of Fluid Mechanics, 592, 221-232 (2007) https://doi.org/10.1017/S0022112007008610 (.pdf)