Indian Institute of Technology Kharagpur |

Journal

Marangoni-induced hydrodynamics of a non-Newtonian liquid droplet by Basak A., Biswas S., Lakkaraju R., Sekhar G.P.R. Physics of Fluids 38 - (2026)
Shear-thinning rheology and geometric asymmetry govern droplet dynamics in branched microchannels by Kumar R., Lakkaraju R., Atta A. Soft Matter 22 1797-1808 (2026)
Inertial flow dynamics and energy dissipation in asymmetrical converging diverging microchannels: A computational study by Kumar R., Lakkaraju R., Atta A. Canadian Journal of Chemical Engineering 104 1022-1038 (2026)
Probing quasigeostrophic turbulence via complex networks by Krishna Priya V.R., Patil S.S., Roy S., Aditya K., Lakkaraju R. Physical Review Fluids 10 - (2025)
Entrainment characteristics of a swirling liquid jet plunging in a quiescent pool of liquid by Sahu T.L., Chetan U., Dhopeshwar S., Kar P.K., Das P., Lakkaraju R. International Journal of Multiphase Flow 192 - (2025)
Dynamics and applications of jets: a review focusing on the numerical and experimental approaches towards studying jet physics at micro and nanoscales by Mondal N., Lakkaraju R., Bakli C. Sadhana - Academy Proceedings in Engineering Sciences 50 - (2025)
Dynamics of jet formation in inertial droplet by Senapati A., Kumar G. , Atta A. , Lakkaraju R. International Journal of Multiphase Flow - (2025)
Steering a Thermocapillary Droplet Motion in Combined Couette Poiseuille Flow by Basak A., Lakkaraju R., Sekhar G.P.R. Journal of Engineering Mathematics 151 - (2025)
Optimizing fluid mixing in channel flow using wall-mounted flexible structures by Singh G., Senapati A., Atta A., Lakkaraju R. Computers and Fluids 291 - (2025)
Surface tension-modulated solitary waves on falling liquid films in the drag-inertia regime by Dhopeshwar S., Chetan U., Sahu T.L., Lakkaraju R., Chakraborty S. Physics of Fluids 37 - (2025)
Surface tension-modulated solitary waves on falling liquid films in the drag-inertia regime by Dhopeshwar S., Chetan U. , Sahu T. L., Lakkaraju R. , Chakraborty S. Physics of Fluids - (2025)
Large eddy simulation of flow separation-induced disturbance evolution inside a sudden contracting nozzle by Mahato J., Sahu T.L., Chetan U., Kar P.K., Srivastava D.K., Lakkaraju R. Acta Mechanica 236 745-765 (2025)
Impact of surface chemical reaction on droplet dynamics by Basak A., Lakkaraju R., Sekhar G.P.R. Zeitschrift fur Angewandte Mathematik und Physik 76 - (2025)
Wall effects in fishes-like undulating hydrofoils by Dutta S., Lakkaraju R., Roy S. Physics of Fluids 37 - (2025)
Generating periodic vortex pairs using flexible structures by Singh G., Senapati A., Atta A., Lakkaraju R. Journal of Fluids and Structures 127 104126- (2024)
The Impact of Roughness and Partitions in Thermal Convection to Enhance the Heat Transport by Kar P.K., Chetan U., Sahu T.L., Sharma A., Dhopeshwar S., Das P.K., Lakkaraju R. ASME Journal of Heat and Mass Transfer 146 - (2024)
Heat transport and flow structures in inclined circular enclosures by Patil S.S., Krishna Priya V.R., Lakkaraju R. Physical Review Fluids 9 - (2024)
Effect of over-pressure on the dynamics of interacting cavitation bubbles near curved surfaces in sub-cooled liquid nitrogen by Mishra A., Garva A. , Roy A. , Lakkaraju R. , Ghosh P. Physics of Fluids 36 - (2024)
Effect of over-pressure on the dynamics of interacting cavitation bubbles near curved surfaces in sub-cooled liquid nitrogen by Mishra A., Garva A., Roy A., Lakkaraju R., Ghosh P. Physics of Fluids 36 - (2024)
Effect of over-pressure on the dynamics of interacting cavitation bubbles near curved surfaces in sub-cooled liquid nitrogen by Mishra A., Garva A. , Roy A. , Lakkaraju R. , Ghosh P. Physics of Fluids 36 08716101-08716118 (2024)
Exploring fluid flow in microchannels with branching and variable constrictions by Kumar R., Ghosh A.B., Borah B., Lakkaraju R., Atta A. Microfluidics and Nanofluidics 28 - (2024)
Research on the mechanism of particles separation in magnetorheological fluid-based finishing process by Dubey N.K., Sidpara A., Lakkaraju R. Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture 238 759-769 (2024)
Hydrodynamics of particle-free and particle-laden laminar flows in sharply bent channels by Sharma A., Singh G., Lakkaraju R., Atta A. Physics of Fluids 36 011705- (2024)
Hydrodynamics of pitching hydrofoil in a plane Poiseuille flow by Dutta S., Raj A., Lakkaraju R., Roy S. Physics of Fluids 36 - (2024)
Hydrodynamics of pitching hydrofoil in a Plane Poiseuille flow by Lakkaraju R. Physics of Fluids 36 023620-023620 (2024)
Laminar line source starting plumes and their interaction with energy expulsion events by Chetan U., Kar P.K., Sahu T.L., Dhopeshwar S., Mahato J., Aditya K., Lakkaraju R. Acta Mechanica - (2024)
Laminar line source starting plumes and their interaction with energy expulsion events by Lakkaraju R. Acta Mechanica - (2024)
Flexible structures enhance fluid mixing in a channel flow by Lakkaraju R. Physics of Fluids - (2024)
IMPACT OF RECIRCULATION ZONES ON THE NEAR-FIELD ENTRAINMENT CHARACTERISTICS OF A SWIRLING LIQUID JET by Sahu T.L., Chetan U., Kar P.K., Dhopeshwar S., Mahato J., Das P.K., Lakkaraju R. Journal of Flow Visualization and Image Processing 31 67-86 (2024)
Flexible structures enhance fluid mixing in a channel flow by Singh G., Senapati A., Sharma A., Atta A., Lakkaraju R. Physics of Fluids 36 024103- (2024)
Dipole-to-monopole-flow transition in bubbly thermal convection by Lakkaraju R., Chandraker D.K., Biswas G. Physical Review E 110 - (2024)
Do emptying bottles show self-induced liquid rotation? by Bhattacharya M., Lakkaraju R. International Journal of Multiphase Flow 181 - (2024)
Thermocapillary dynamics of a surfactant- ladendroplet with internal thermal singularity by Lakkaraju R. Journal of Fluid Mechanics - (2023)
Electro-wetting induced dynamic manipulation of symmetrically coalescing viscoelastic liquid bridges by Lakkaraju R. Physics of Fluids - (2023)
Electro-wetting induced dynamic manipulation of symmetrically coalescing viscoelastic liquid bridges by Lakkaraju R. Physics of Fluids 35 052014-052014 (2023)
Heat transport enhancement and flow transitions in partitioned thermal convection by Lakkaraju R. Physical Review Fluids 8 043501-043501 (2023)
Numerical and experimental study of influence function in magnetorheological finishing (MRF) of freeform surface by Dubey N. K., Sidpara A. M., Lakkaraju R. Journal of Magnetism and Magnetic Materials 580 170937- (2023)
Droplet-on-chip electro-spectroscopy detects the ultra-short relaxation time of a dilute polymer solution by Lakkaraju R. Soft Matter - (2023)
Droplet-On-Chip Electro-Spectroscopy Detects Ultra-Short Relaxation Time of a Dilute Polymer Solution by Chakraborty S., Roy R. , Marin Quintero J. S., Lakkaraju R. , Waghmare P. R. Soft Matter 19 5345-5352 (2023)
Hydrodynamics of particle-free and particle-laden laminar flows in sharply bent channels by Lakkaraju R. Physics of Fluids - (2023)
Research on the mechanism of particles separation in magnetorheological fluid-based finishing process by Dubey N. K., Sidpara A. M., Lakkaraju R. Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture 238 - (2023)
Influence of channel bend angle on the turbulent statistics in sharply bent channel flows by Lakkaraju R. Physics of Fluids - (2023)
Influence of channel bend angle on the turbulent statistics in sharply bent channel flows by Lakkaraju R. Physics of Fluids 35 055102-055102 (2023)
Influence of channel bend angle on the turbulent statistics in sharply bent channel flows by Sharma A., Lakkaraju R. , Atta A. Physics of Fluids 35 055102- (2023)
Effect of wall proximity and surface tension on a single bubble rising near a vertical wall by Mundhra R., Lakkaraju R. , Das P. K., Pakhomov M. A., Lobanov P. . Water 15 1567- (2023)
Effect of Wall Proximity and Surface Tension on a Single Bubble Rising near a Vertical Wall by Lakkaraju R. Water 15 1567-1567 (2023)
Insight into the particle laden turbulent flow statistics in sharply bent channels by Sharma A., Lakkaraju R. , Atta A. Physics of Fluids 35 095142- (2023)
Insight into the particle-laden turbulent flow statistics in sharply bent channels by Lakkaraju R. Physics of Fluids - (2023)
On Offset Placement of a Compound Droplet in a Channel Flow by Mahato J., Srivastava D.K., Chandraker D.K., Lakkaraju R. Journal of Fluids Engineering, Transactions of the ASME 144 - (2022)
Flow focusing from interacting cavitation bubbles by Mishra A., Bourquard C., Roy A., Lakkaraju R., Ghosh P., Supponen O. Physical Review Fluids 7 - (2022)
Flow focusing from interacting cavitation bubbles by Mishra A., Bourquard C. , Roy A. , Lakkaraju R. , Ghosh P. , Supponen O. Physical Review Fluids 7 110502- (2022)
Flow focusing from interacting cavitation bubbles-Milton van Dyke prize winning article in Gallery of Fluid Motion by Lakkaraju R. Physical Review Fluids 7 110502-110502 (2022)
Formation and breakup of twisting ligaments in a viscous swirling liquid jet by Lakkaraju R. Physics of Fluids 34 112118-112118 (2022)
Formation and breakup of twisting ligaments in a viscous swirling liquid jet by Sahu T.L., Chetan U., Mahato J., Kar P.K., Das P.K., Lakkaraju R. Physics of Fluids 34 - (2022)
Heat flux enhancement by regular surface protrusion in partitioned thermal convection by Kar P.K., Chetan U., Mahato J., Sahu T.L., Das P.K., Lakkaraju R. Physics of Fluids 34 - (2022)
Heat flux enhancement by regular surface protrusion in partitioned thermal convection by Lakkaraju R. Physics of Fluids 34 127105-127105 (2022)
Heat flux enhancement by regular surface protrusion in partitioned thermal convection by Kar P., Chetan U. , Mahato J. , Sahoo T. L., Das P. K., Lakkaraju R. Physics of Fluids 34 1-19 (2022)
Acoustic cavitation at low gas pressures in PZT-based ultrasonic systems by Mondal J., Li W., Rezk A.R., Yeo L.Y., Lakkaraju R., Ghosh P., Ashokkumar M. Ultrasonics Sonochemistry 73 - (2021)
Acoustic cavitation at low gas pressures in PZT-based ultrasonic systems by Mondal J., Li W. , Rezk A. , Yeo L. , Lakkaraju R. , Ghosh P. , Ashokkumar M. Ultrasonics Sono- chemistry 73 105493-105493 (2021)
Acoustic cavitation-induced shear: a mini-review by Mondal J., Lakkaraju R., Ghosh P., Ashokkumar M. Biophysical Reviews 13 1229-1243 (2021)
Flow-focusing from interacting cavitation bubbles by Mishra A., Bourquard C. , Roy A. , Lakkaraju R. , Supponen O. , Ghosh P. Gallery of Fluid Motion - (2021)
Thermal convection in octagonal-shaped enclosures by Kar P., Kumar Y. N., Das P. K., Lakkaraju R. Physical Review Fluids 5 103501-35 (2020)
Jet and shock characteristics of collapsing cavitating bubble in cryogenic environment by Mishra A., Mondal J. , Roy A. , Lakkaraju R. , Ghosh P. Indian Journal of Cryogenics 45 19-24 (2020)
Jet, and Shock characteristics of collapsing cavitating bubble in cryogenic environment by Mishra A., Mondal J. , Roy A. , Lakkaraju R. , Ghosh P. Indian Journal of Cryogenics 45 19-24 (2020)
Jet, and Shock characteristics of collapsing cavitating bubble in cryogenic environment by Mishra A., Mondal J. , Roy A. , Lakkaraju R. , Ghosh P. Indian Journal of Cryogenics 45 19-24 (2020)
Streaming potential in bio-mimetic microvessels mediated by capillary glycocalyx by Roy R., Mukherjee S. , Lakkaraju R. , Chakraborty S. Microvascular Research 132 104039-104039 (2020)
Effect of curved rigid surface on the collapsing cavitating bubble in cryogenic environment by Mishra A., Mondal J. , Roy A. , Lakkaraju R. , Ghosh P. IOP Conference Series: Materials Science and Engineering 755 012067- (2020)
Effect of solid surface in vicinity of multi-bubble array in cryogenic environment by Mondal J., Mishra A. , Lakkaraju R. , Ashokkumar M. , Ghosh P. IOP Conference Series: Materials Science and Engineering 755 012066- (2020)
Application of multiple interacting bubbles for particle fragmentation at cryogenic temperature by Mondal J., Mishra A. , Lakkaraju R. , Ghosh P. Indian Journal of Cryogenics 45 34-39 (2020)
Thermal convection in octagonal shaped enclosures by Kar P. K., Kumar Y. N., Das P. K., Lakkaraju R. Physical Review Fluids 5 103501-35 (2020)
Clusterlike instabilities in bubble-plume-driven flows by Etha S., Jena A. , Lakkaraju R. Physical Review E 99 053101-053101 (2019)
Direct numerical simulations of an in-line rising unequal sized bubble pair in a liquid column by Senpati A., Singh G. , Lakkaraju R. Chemical Engineering Science 208 115159-115159 (2019)
On heat transport and energy partition in thermal convection with mixed boundary conditions by Nandukumar Y., Chakraborty S. , Verma M. K., Lakkaraju R. Physics of Fluids 31 066601- (2019)
Comparison of the quasi-steady-state heat transport in phase-change and classical Rayleigh-Benard convection for a wide range of Stefan number and Rayleigh number by Satbhai O., Roy S. , Ghosh S. , Chakraborty S. , Lakkaraju R. Physics of Fluids 31 096605-096605 (2019)
Wall-mounted flexible plates in a two-dimensional channel trigger early flow instabilities by Singh G., Lakkaraju R. Physical Review E 100 023109-023109 (2019)
Wall-mounted flexible plates in a two-dimensional channel trigger early flow instabilities by Singh G., Lakkaraju R. Physical Review E 100 - (2019)
Numerical examination of jets induced by multi-bubble interactions by Mondal J., Mishra A. , Lakkaraju R. , Ghosh P. ASME International Mechanical Engineering Congress and Exposition 52101 V007T09A0- (2018)
Bubbling reduces intermittency in thermal convection by R. Lakkaraju, F. Toschi, and D. Lohse Journal of Fluid Mechanics 745 1-24 (2014)
Heat transport in bubbling turbulent convection by R. Lakkaraju, R. J. A. M. Stevens, P. Oresta, R. Verzicco, D. Lohse, and A. Prosperetti Proceedings of the National Academy of Sciences of the United States of America (PNAS) 110 (23) 9237-9242 (2013)
Spatial dependence of fluctuations and flux in turbulent Rayleigh-Bénard convection by R. Lakkaraju, R. J. A. M. Stevens, R. Verzicco, S. Grossman, A. Prosperetti, C. Sun, and D. Lohse Physical Review E 86 - (2012)
Effect of vapor bubbles on velocity fluctuations and dissipation rates in bubbly Rayleigh-Bénard convection by R. Lakkaraju, L. E. Schmidt, P. Oresta, F. Toschi, R. Verzicco, D. Lohse, and A. Prosperetti Physical Review E 84 - (2011)
Effects of Prandtl number and a new instability mode in a plane thermal plume by R. Lakkaraju and M. Alam Journal of Fluid Mechanics 592 221-232 (2007)

Conferences

Rayleigh-Bénard Convection in a Circular Enclosure by Patil S.S., Priya V.R.K., Lakkaraju R. Lecture Notes in Mechanical Engineering 411-422 (2025)
Impact of wavy surfaces on particle-laden Poiseuille flow by Singha S., Atta A., Lakkaraju R. EPJ Web of Conferences 340 - (2025)
Wavy Dynamics of Confined and Inclined Falling Liquid Films by Dhopeshwar S., Chetan U., Sahu T.L., Kar P.K., Chakraborty S., Lakkaraju R. Lecture Notes in Mechanical Engineering 179-189 (2024)
Dynamical flow characterization of single-phase flow in a converging-diverging channels by Kumar R., Lakkaraju R. , Atta A. 77th Annual Meeting of the Division of Fluid Dynamics - (2024)
Inertial droplet dynamics inside a quiescent liquid medium by Senapati A., Atta A. , Lakkaraju R. 77th Annual Meeting of the Division of Fluid Dynamics - (2024)
Initial Flow Behavior in Laminar Line Source Twin Plumes of Equal Strength by Chetan U., Kar P.K., Sahu T.L., Dhopeshwar S., Lakkaraju R. Lecture Notes in Mechanical Engineering 567-577 (2024)
Entrainment Characteristics of a Swirling Liquid Jet by Sahu T.L., Chetan U., Kar P.K., Dhopeshwar S., Das P.K., Lakkaraju R. Lecture Notes in Mechanical Engineering 81-92 (2024)
Single Phase Flow Dynamics In a Branched Microchannel by Kumar R., Lakkaraju R. , Atta A. 1st Indian Conference on Micro Nano Fluidics (ICOM 2023) - (2023)
Numerical investigation of secondary instabilities along helical disturbances in a swirling liquid jet by Lakkaraju R. American Physical Society, S18. 00011 - (2023)
Effect of wall inclination on the near wall rising behaviour of air bubbles in still water by Lakkaraju R. American Physical Society, A08. 00009 - (2022)
Near field entrainment characteristics and recirculation zones in a swirling liquid jet by Lakkaraju R. American Physical Society - (2022)
Heat flux enhancement by regular surface protrusions in turbulent thermal convection by Lakkaraju R. American Physical Society, - (2022)
Jets from interacting cavitation bubbles by Mishra A., Bourquard C. , Lakkaraju R. , Roy A. , Ghosh P. APS DFD Meeting 2021 - (2021)
Jets from interacting cavitation bubbles by Mishra A., Bourquard C. , Lakkaraju R. , Supponen O. , Ghosh P. 74th Annual Meeting of the Division of Fluid Dynamics - (2021)
Effect of curved rigid surface on the collapsing cavitating bubble in cryogenic environment by Ghosh P., Lakkaraju R. Cryogenic Engineering Conference CEC - (2020)
Effect of curved rigid surface on the collapsing cavitating bubble in cryogenic environment by Mishra A., Mondal J., Roy A., Lakkaraju R., Ghosh P. IOP Conference Series: Materials Science and Engineering 755 - (2020)
Effect of curved rigid surface on the collapsing cavitating bubble in cryogenic environment by Ghosh P., Roy A. , Lakkaraju R. Cryogenic Engineering Conference - (2020)
Effect of solid surface in vicinity of multi-bubble array in cryogenic environment by Mondal J., Mishra A., Lakkaraju R., Ashokkumar M., Ghosh P. IOP Conference Series: Materials Science and Engineering 755 - (2020)
(23of) numericl investigation of erosive strength of collapsing cavitatng bubble in cryogenic environment near rigid wall by Mishra A., Mondal J., Roy A., Lakkaraju R., Ghosh P. Engineering Sciences and Fundamentals 2018 - Core Programming Area at the 2018 AIChE Annual Meeting 2018-October - (2018)
Numerical examination of jets induced by multi-bubble interactions by Mondal J., Mishra A., Lakkaraju R., Ghosh P. ASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE) 7 - (2018)
Numerical Examination of Jets Induced By Multi-Bubble Interactions by Mondal J., Mishra A. , Lakkaraju R. , Ghosh P. ASME International Mechanical Engineering Congress and Exposition - (2018)
Numerical Investigation of Erosive Strength of Collapsing Cavitating Bubble in Cryogenic Environment Near Rigid Wall by Mishra A., Mondal J. , Roy A. , Lakkaraju R. , Ghosh P. American Institute of Chemical Engineers (AIChE) Annual Meeting - (2018)
Numerical Investigation of Erosive Strength of Collapsing Cavitating Bubble in Cryogenic Environment Near Rigid Wall by Mishra A., Mondal J. , Lakkaraju R. , Ghosh P. AIChe Annual meeting - (2018)
Numerical simulation for multiple bubble interactions in low temperature fluids by Mondal J., Mishra A. , Ghosh P. , Lakkaraju R. American Institute of Chemical Engineers (AIChE) Annual Meeting - (2018)
Numerical Simulation for Multiple Bubble Interactions in Low Temperature Fluids by Mondal J., Mishra A. , Lakkaraju R. , Ghosh P. AIChe Annual meeting - (2018)
Influence of Thermophysical Properties of Cryogenic Fluids on Growth and Collapse of Cavitating Bubbles by Mishra A., Lakkaraju R. , Roy A. , Ghosh P. American Institute of Chemical Engineers (AIChE) Annual Meeting - (2017)

Book Chapter/Section

Thermal regulation due to vertical greening systems: A review by Jana S., Lakkaraju R., Stagner J.A., Ting D.S. Reclaiming Eden: Responsible Living, Engineering, and Architectures 175-201 (2024)

Congress

Passive mixing enhancement in microchannel flows using flexible structures by Singh G., Lakkaraju R. , Atta A. APS March Meeting 2024 - (2024)
Passive mixing enhancement in microchannel flows using flexible structures by Singh G., Atta A. , Lakkaraju R. 76th Annual Meeting of the American Physical Society, Division of Fluid Dynamics 2023 - (2023)

Others

Flow-focusing from interacting cavitation bubbles by Mishra A., Bourquard C. , Roy A. , Lakkaraju R. , Supponen O. , Ghosh P. 0038- (2022)

Symposium

Jet and Shock characteristics of collapsing cavitating bubble in cryogenic environment by Mishra A., Mondal J. , Roy A. , Lakkaraju R. , Ghosh P. 27th National Symposium on Cryogenics and Superconductivity - (2019)
Application of multiple interacting bubbles for particle fragmentation at cryogenic temperature by Mondal J., Mishra A. , Lakkaraju R. , Ghosh P. 27th National Symposium on Cryogenics and Superconductivity - (2019)