All Publications
Patents

Direct paper based fuel cells for micronano systems, Indian Patent No: 504402; Application No: 3515/CHE/2015; Filing Date: 09/07/2015; Grant Date: 29/01/2024.

A system to recreate dynamic weather conditions, Indian Patent No: 484707; Application No: 202341038384; Filing Date: 05/06/2023; Grant Date: 18/12/2023.
Book Chapters

G. Biswas and K. C. Sahu, Recent advances in free surface flows, Book Chapter in: Dixit U., Dwivedy S. (eds) Mechanical Sciences, 2021, Publisher: Springer, Singapore. DOI

K. C. Sahu (edt.), Multiphase Flows with Phase Change: Challenges and Opportunities, IUTAM Procedia, 2015, 15, 1  320.
Publisher: Elsevier. Link

K. C. Sahu and R. Govindarajan,
Doublediffusive instability at high Schmidt number, Special issue (Karnataka State Higher Education Council) for Prof. CNR Rao's 78th birthday.
Journal Articles
2024

S. Bhadra, A. Sane, A. Ghosh, S. Ghosh and K. C. Sahu, Cracking of submerged beds, Journal of Fluid Mechanics, 2024 (Accepted).

S. S. Ade, P. K. Kirar, L. D. Chandrala and K. C. Sahu, Droplet breakup and size distribution in an airstream  effect of inertia, Physical Review Fluids, 2024 (Accepted).

S. S. Ade, D. Gupta, L. D. Chandrala and K. C. Sahu, Application of deep learning and inline holography to estimate the droplet size distribution, International Journal of Multiphase Flow, 2024, 177, 104853.
DOI

N. V. Anirudh, S. Behera and K. C. Sahu, Coalescence of nonspherical drops with a liquid surface, International Journal of Multiphase Flow, 2024, 175, 104800.
DOI

D. S. Pillai and K. C. Sahu, Universal scaling law for electrified sessile droplets on a lyophilic surface, Physical Review E (Letter), 2024, 109, L013101.
DOI

A. K. Pal, K. C. Sahu, S. De and G. Biswas, Collision of two drops moving in the same direction, Physics of Fluids, 2024, 36, 012122.
DOI

A. K. Pal, K. C. Sahu and G. Biswas,
Modeling binary collision of evaporating drops, International Journal of Heat and Mass Transfer, 2024, 221, 125048. DOI

P. G. Dake, J. Mukherjee, K. C. Sahu and A. B. Pandit,
Computational fluid dynamics in cardiovascular engineering: A comprehensive review, Transactions of INAE, 2024, 9, 335362. DOI

M. L. Rudolph, K. C. Sahu, N. Savva, et al., Bubble ascent and rupture in mud volcanoes, Royal
Society Open Science, 2024 (Accepted).
2023

S. Kavuri, G. Karapetsas, C. S. Sharma and K. C. Sahu, Freezing of sessile droplet and frost halo formation, Physical Review Fluids, 2023, 8, 124003. DOI

S. S. Ade, L. D. Chandrala and K. C. Sahu, Size distribution of a drop undergoing breakup at moderate Weber numbers, Journal of Fluid Mechanics, 2023, 959, A38.
DOI

S. S. Ade, P. K. Kirar, L. D. Chandrala and K. C. Sahu, Droplet size distribution in a swirl airstream using inline holography technique, Journal of Fluid Mechanics, 2023, 954, A39.
DOI

S. N. Maharana, K. C. Sahu and M. Mishra, Reaction induced KelvinHelmholtz instability in a layered channel flow, Journal of Fluid Mechanics, 2023, 955, A36.
DOI

A. Paul, B. Ray, K. C. Sahu and G. Biswas, An investigation on the impact of two vertically aligned drops on a liquid surface, International Journal of Multiphase Flow, 2023, 168, 104588.
DOI

Ankush, P. A. L. Narayana and K. C. Sahu, Mixed convection instability in a viscosity stratified flow in a vertical channel, Physics of Fluids, 2023, 35, 064114.
DOI

R. Mondal, H. Lama and K. C. Sahu, Physics of drying complex fluid drop: flow field, pattern formation, and desiccation cracks, Physics of Fluids, 2023, 35, 061301.
DOI

A. Dubey, K. C. Sahu and G. Biswas, Dynamics of an evaporating drop migrating in a Poiseuille flow, ASME Journal of Heat and Mass Transfer, 2023, 145, 121602.
DOI

P. Katre, S. Banerjee, S. Balusamy and K. C. Sahu, Stability and retention force factor for binarynanofluid sessile droplets on an inclined substrate, Industrial & Engineering Chemistry Research, 2023, 62 (45), 1907319083.
DOI

S. N. Maharana, K. C. Sahu and M. Mishra, Stability of a layered reactive channel flow, Proceedings of the Royal Society A, 2023, 479, 20220689.
DOI
2022

P. K. Kirar, S. K. Soni, P. S. Kolhe and K. C. Sahu,
An experimental investigation of droplet morphology in swirl flow, Journal of Fluid Mechanics, 2022, 938, A6.
DOI

A. Hari Govindha, P. Katre, S. Balusamy, S. Banerjee and K. C. Sahu, Counterintuitive evaporation in nanofluids droplets due to stickslip nature, Langmuir, 2022, 38 (49), 1536115371.
DOI

P. K. Kirar, P. S. Kolhe and K. C. Sahu, Coalescence and migration of a droplet on a liquid pool with an inclined bottom wall, Physical Review Fluids, 2022, 7, 094001. DOI

P. K. Kirar, S. D. Pokale, K. C. Sahu, B. Ray and G. Biswas, Influence of the interaction of capillary waves on the dynamics of two drops falling sidebyside on a liquid pool, Physics of Fluids, 2022, 34(11), 112114. DOI

A. K. Nema, M. K. Tripathi and K. C. Sahu, Migration of a viscoelastic drop in a ratchet microchannel, Journal of NonNewtonian Fluid Mechanics, 2022, 307, 104870.
DOI

P. Gurrala, S. Balusamy, S. Banerjee and K. C. Sahu,
Evaporation of pure and binary droplets on curved substrates, International Journal of Heat and Mass Transfer, 2022, 196, 123212.
DOI

P. Katre, S. Balusamy, S. Banerjee and K. C. Sahu, An experimental investigation of evaporation of ethanolwater droplets laden with alumina nanoparticles on a critically inclined heated substrate, Langmuir, 2022, 38 (15), 47224735.
DOI

K. C. Sahu, Twolayer channel flow involving a fluid with timedependent viscosity, Environmental Fluid Mechanics, 2022, 22, 263274.
DOI
(Invited Paper in the Special Issue "Hydrodynamic and Fluvial Instabilities")

M. P. Boruah, P. R. Randive, S. Pati, and K. C. Sahu, Charge convection and interfacial deformation of a compound drop in plane Poiseuille flow under electric field, Physical Review Fluids, 2022, 7(1), 013703. DOI
2021

K. C. Sahu, A new linearly unstable mode in the coreannular flow of two immiscible fluids, Journal of Fluid Mechanics, 2021, 918, A11.
DOI

Z. L. Xu, J. Y. Chen, H. R. Liu, K. C. Sahu and H. Ding, Motion of selfrewetting drop on a substrate with a constant temperature gradient, Journal of Fluid Mechanics, 2021, 915, A116.
DOI

M. A. Kainikkara, D. S. Pillai and K. C. Sahu, Equivalence of sessile droplet dynamics under periodic and steady electric fields, npj Microgravity  Nature, 2021, 7, 47.
DOI

M. P. Boruah, A. Sarker, P. R. Randive, S. Pati, and K. C. Sahu, Tuning of regimes during twophase flow through a crossjunction, Physics of Fluids, 2021, 33(12), 122101. DOI

H. Jain, S. Ghosh and K. C. Sahu, Compression controlled dynamic buckling in thin soft sheets, Physical Review E (Letter), 2021, 104, L033001.
DOI

P. Katre, S. Banerjee, S. Balusamy, and K. C. Sahu, Fluid dynamics of respiratory droplets in the context of COVID19: airborne and surfaceborne transmissions, Physics of Fluids, 2021, 33(8), 081302. DOI

D. S. Pillai, K. C. Sahu, and R. Narayanan, Electrowetting of a leaky dielectric droplet under a timeperiodic electric field, Physical Review Fluids, 2021, 6(7), 073701.
DOI

P. Katre, S. Balusamy, S. Banerjee, L. D. Chandrala and K. C. Sahu, Evaporation dynamics of a sessile droplet of binary mixture laden with nanoparticles, Langmuir, 2021, 37(30), 63116321.
DOI

M. Agrawal, A. Gaurav, B. Karri and K. C. Sahu, An experimental study of two identical air bubbles rising sidebyside in water, Physics of Fluids, 2021, 33(3), 032106. DOI

S. Balusamy, S. Banerjee and K. C. Sahu, Lifetime of sessile saliva droplets in the context of SARSCoV2, International Communications in Heat and Mass Transfer, 2021, 123, 105178.
DOI

M. Balla, M. K. Tripathi, O. K. Matar and K. C. Sahu, Interaction of two noncoalescing bubbles rising in a nonisothermal selfrewetting fluid, European Journal of Mechanics  B/Fluids, 2021, 87, 103112.
DOI

G. S. Chaitanya, K. C. Sahu and G. Biswas, A study of two unequalsized droplets undergoing oblique collision, Physics of Fluids, 2021, 33(2), 022110. DOI

P. Gurrala, S. Balusamy, S. Banerjee and K. C. Sahu, A review on the evaporation dynamics of sessile drops of binary mixtures: challenges and opportunities, Fluid Dynamics & Materials Processing, 2021, 17(2), 253284. DOI

S. Gorthi, P. Mandal, G. Biswas and K. C. Sahu, Electrocapillary filling in a microchannel under the influence of magnetic and electric fields, Canadian Journal of Chemical Engineering 2021, 99(3), 725741.
DOI

J. Zhang, K. C. Sahu and M. Ni,
Transition of bubble motion from spiralling to zigzagging: a wakecontrolled mechanism with a transverse magnetic field, International Journal of Multiphase Flow, 2021, 136, 103551.
DOI

H. Liu, Y. Lu, Y. Yu and K. C. Sahu,
Deformation and breakup of a compound droplet in threedimensional oscillatory shear flow,
International Journal of Multiphase Flow, 2021, 134, 103472.
DOI
2020

M. Agrawal, R. K. Katiyar, B. Karri and K. C. Sahu, Experimental investigation of a nonspherical water droplet falling in air, Physics of Fluids, 2020, 32(11), 112105. DOI
(This article has been selected as the Editor's Pick, which can be identified with an icon 'EP' next to the article title)

K. Gautam, P. A. L. Narayana and K. C. Sahu,
Linear and nonlinear thermosolutal instabilities in an inclined porous layer, Proceedings of the Royal Society A, 2020, 476, 20190705.
DOI

K. Gautam, P. A. L. Narayana and K. C. Sahu,
Linear instability driven by an electric field in twolayer channel flow of Newtonian and HerschelBulkley fluids, Journal of NonNewtonian Fluid Mechanics, 2020, 285, 104400.
DOI

K. C. Sahu, M. K. Tripathi, J. Chaudhari and S. Chakraborty,
Simulations of a weakly conducting droplet under the influence of an alternating electric field, Electrophoresis, 2020, 41(23), 19531960.
DOI

K. C. Sahu, Linear instability in twolayer channel flow due to doublediffusive phenomenon, Physics of Fluids, 2020, 32(2), 024102. DOI

P. Katre, P. Gurrala, S. Balusamy, S. Banerjee and K. C. Sahu,
Evaporation of sessile ethanolwater droplets on a critically inclined heated surface, International Journal of Multiphase Flow, 2020, 131, 103368.
DOI

M. Kumar, R. Bhardwaj and K. C. Sahu, Wetting dynamics of a water droplet on micropillar surfaces with radially varying pitches, Langmuir, 2020, 36(19), 5312  5323.
DOI

P. K. Kirar, K. Alvarenga, P. S. Kolhe, G. Biswas and K. C. Sahu, Coalescence of drops on the freesurface of a liquid pool at elevated temperatures, Physics of Fluids, 2020, 32(5), 052103.
DOI

M. Balla, M. K. Tripathi and K. C. Sahu, A numerical study of a hollow water droplet falling in air, Theoretical and Computational Fluid Dynamics, 2020, 34, 133144.
DOI

Y. S. Kannan, S. Balusamy, B. Karri and K. C. Sahu, Effect of viscosity on the volumetric oscillations of a nonequilibrium bubble in freefield and near a freesurface, Experimental Thermal and Fluid Science, 2020, 116, 110113.
DOI

D. K. Kanungo, S. K. Shrivastava, N. K. Singh and K. C. Sahu, Heat transfer in supercritical steam flowing inside spiral tubes, ASME Journal of Heat Transfer, 2020, 142(11), 111901.
DOI

D. K. Kanungo and K. C. Sahu, Numerical simulation of steam flow inside the superheater section of an industrial boiler using a real gas model, ASME Journal of Fluids Engineering, 2020, 142(7), 071201. DOI

R. Murugan, P. S. Kolhe and K. C. Sahu,
A combined experimental and computational study of flowblurring atomization in a twinfluid atomizer, European Journal of Mechanics  B/Fluids, 2020, 84, 528541.
DOI

M. Kumar, R. Bhardwaj and K. C. Sahu, Coalescence dynamics of a droplet on a sessile droplet, Physics of Fluids, 2020, 32(1), 012104. DOI

S. K. Soni, P. K. Kirar, P. S. Kolhe and K. C. Sahu,
Deformation and breakup of droplets in an oblique continuous air stream, International Journal of Multiphase Flow, 2020, 122, 103141.
DOI

M. Balla, S. Kavuri, M. K. Tripathi, K. C. Sahu and R. Govindarajan, Effect of viscosity and density ratios on two drops rising sidebyside, Physical Review Fluids, 2020, 5(1), 013601.
DOI
2019

H. Deka, G. Biswas, K. C. Sahu, Y. Kulkarni and A. Dalal, Coalescence dynamics of a compound drop on a deep liquid pool, Journal of Fluid Mechanics (Rapids), 2019, 866, R2 111.
DOI

M. Balla, M. K. Tripathi, K. C. Sahu, G. Karapetsas and O. K. Matar,
Nonisothermal bubble rise dynamics in a selfrewetting fluid: threedimensional effects, Journal of Fluid Mechanics, 2019, 858, 689713.
DOI

K. C. Sahu, Linear instability in a miscible coreannular flow of a Newtonian and a Bingham fluid, Journal of NonNewtonian Fluid Mechanics, 2019, 264, 159169.
DOI

P. Gurrala, P. Katre, S. Balusamy, S. Banerjee and K. C. Sahu,
Evaporation of ethanolwater sessile droplet of different compositions at an elevated substrate temperature, International Journal of Heat and Mass Transfer, 2019, 145, 118770.
DOI

M. Kumar, R. Bhardwaj and K. C. Sahu,
Motion of a droplet on an anisotropic microgrooved surface, Langmuir, 2019, 35(8), 29572965.
DOI

R. Usha and K. C. Sahu,
Interfacial instability in pressuredriven coreannular pipe flow of a Newtonian and a HerschelBulkley fluid, Journal of NonNewtonian Fluid Mechanics, 2019, 271, 104144.
DOI

M. Balla, M. K. Tripathi and K. C. Sahu,
Shape oscillations of a nonspherical water droplet, Physical Review E, 2019, 99, 023107.
DOI

G. Chattopadhyay, K. C. Sahu and R.Usha,
Spatiotemporal instability of two superposed fluids in a channel with boundary slip, International Journal of Multiphase Flow, 2019, 113, 264278.
DOI

M. P. Borthakur, G. Biswas, D. Bandyopadhyay and K. C. Sahu, Dynamics of an arched liquid jet under the influence of gravity, European Journal of Mechanics  B/Fluids 2019, 74, 19.
DOI

S. Lal, M. Deepa, K. C. Sahu and V. M. Janardhanan, Methanolbased fuel cell on paper support with Ndoped graphene oxide/nickel cobaltite composite catalyst, Journal of Electrochemical Society, 2019, 166, F190F197. DOI
2018

M. K. Tripathi and K. C. Sahu, Motion of an air bubble under the action of thermocapillary and buoyancy forces, Computers and Fluids, 2018, 177, 5868.
DOI

B. Nath, G. Biswas, A. Dalal and K. C. Sahu, Crossstream migration of drops suspended in Poiseuille flow in the presence of an electric field, Physical Review E, 2018, 97, 063106.
DOI

Y. S. Kannan, B. Karri and K. C. Sahu, Entrapment and interaction of an air bubble with an oscillating cavitation bubble, Physics of Fluids, 2018, 30(4), 041701.
DOI

S. Wang, Yi Zhang, J. C, Meredith, S. H. Behrens, M. K. Tripathi and K. C. Sahu, The dynamics of rising oilcoated bubbles: experiments and simulations, Soft Matters, 2018, 14, 27242734.
DOI

S. Chandra, S. Lal, V. M. Janardhanan, K. C. Sahu and M. Deepa, Ethanol based fuel cell on paper support, Journal of Power Sources, 2018, 396, 725733.
DOI
2017

D. M. Sharaf, A. R. Premlata, M. K. Tripathi, B. Karri and K. C. Sahu, Shapes and paths of an air bubble rising in quiescent liquids, Physics of Fluids, 2017, 29(12), 122104.
DOI

G. Chattopadhyay, R. Usha and K. C. Sahu, Coreannular miscible twofluid flow in a slippery pipe: A stability analysis, Physics of Fluids, 2017, 29(9), 097106.
DOI

M. K. Tripathi, A. R. Premlata, K. C. Sahu and R. Govindarajan, Two initially spherical bubbles rising in quiescent liquid, Physical Review Fluids, 2017, 2(7), 073601.
DOI

A. R. Premlata, M. K. Tripathi, B. Karri and K. C. Sahu, Numerical and experimental investigations of an air bubble rising in a CarreauYasuda shearthinning liquid, Physics of Fluids, 2017, 29(3), 033103.
DOI

M. Agrawal, A. R. Premlata, M. K. Tripathi, B. Karri and K. C. Sahu, Nonspherical liquid droplet falling in air, Physical Review E, 2017, 95, 033111.
DOI

B. Nath, G. Biswas, A. Dalal, K. C. Sahu, Migration of a droplet in a cylindrical tube in the creeping flow regime, Physical Review E, 2017, 95, 033110.
DOI

H. Srivastava, A. Dalal, K. C. Sahu and G. Biswas, Temporal linear stability analysis of an entry flow in a channel with viscous heating, International Journal of Heat and Mass Transfer, 2017, 109, 922929. DOI

A. R. Premlata, M. K. Tripathi, B. Karri and K. C. Sahu, Dynamics of an air bubble rising in a nonNewtonian liquid in the axisymmetric regime, Journal of NonNewtonian Fluid Mechanics, 2017, 239, 5361.
DOI

K. C. Sahu, A review on rising bubble dynamics in viscositystratified fluids, Sadhana, 2017, 42(4), 575583 (Invited Review Article).
DOI

S. Lal, M. Deepa, V. M. Janardhanan and K. C. Sahu, Paper based hydrazine monohydrate fuel cells with Cu and C composite catalysts, Electrochimica Acta, 2017, 232, 262270.
DOI

R. Verma, S. Lal, M. Deepa, V. M. Janardhanan and K. C. Sahu, Sodium Percarbonate Based Mixed Media Fuel Cells Supported on Paper with Au/NiO Catalystsi, ChemElectroChem, 2017, 4(2), 310319.
DOI
2016

K. C. Sahu, Doublediffusive instability in coreannular pipe flow, Journal of Fluid Mechanics 2016, 789, 830855.
DOI

K. C. Sahu and R. Govindarajan, Linear stability analysis and direct numerical simulation of two layer channel flow, Journal of Fluid Mechanics, 2016, 798, 889909.
DOI

G. Karapetsas, K. C. Sahu and O. K. Matar, Evaporation of sessile droplets laden with particles and insoluble surfactants, Langmuir, 2016, 32(27), 68716881.
DOI

H. Konda, M. K. Tripathi and K. C. Sahu, Bubble motion in a convergingdiverging channel, ASME Journal of Fluids Engineering, 2016, 138(6), 064501.DOI

M. R. Jotkar, G. Swaminathan, K. C. Sahu and R. Govindarajan, Global linear instability of flow through a convergingdiverging channel, ASME Journal of Fluids Engineering, 2016, 138(3), 031301.
DOI

K. D, Bhagat, M. K. Tripathi and K. C. Sahu, Instability due to doublediffusive phenomenon in pressuredriven displacement flow of one fluid by another in an axisymmetric pipe, European Journal of Mechanics  B/Fluids, 2016, 55, 6370.
DOI
2015

M. K. Tripathi, K. C. Sahu and R. Govindarajan, Dynamics of an initially spherical bubble rising in quiescent liquid, Nature Communications, 2015, 6, 6268.
DOI

M. K. Tripathi, K. C. Sahu, G. Karapetsas and K. Sefiane, O. K. Matar, Nonisothermal bubble rise: Nonmonotonic dependence of surface tension on temperature, Journal of Fluid Mechanics, 2015, 763, 82108.
DOI

A. R. Premlata, M. K. Tripathi and K. C. Sahu, Dynamics of rising bubble inside a viscositystratified medium, Physics of Fluids, 2015, 27(7), 072105. DOI

S. Lal, V. M. Janardhanan, M. Deepa, A. Sagar and K. C. Sahu, Low cost environmentally benign porous paper based fuel cells for micronano systems, Journal of Electrochemical Society, 2015, 162(14), F1402F1407.
DOI

P. Randive, A. Dalal, K. C. Sahu, G. Biswas and P. P. Mukherjee, Wettability effects on contact line dynamics of droplet motion in an inclined channel, Physical Review E, 2015, 91, 053006.
DOI

S. Ghosh, R. Usha and K. C. Sahu, Absolute and convective instabilities in doublediffusive twofluid flow in a slippery channel, Chemical Engineering Science, 2015, 134, 111.
DOI

M. K. Tripathi, K. C. Sahu, G. Karapetsas and O. K. Matar, Bubble rise dynamics in a viscoplastic material, Journal of NonNewtonian Fluid Mechanics, 2015, 222, 217226.
DOI

A. B. Wakale, K. Venkatasubbaiah and K. C. Sahu, A parametric study of buoyancydriven flow of twoimmiscible fluids in a differentially heated inclined channel, Computers and Fluids, 2015, 117, 5461.
DOI

P. A. P. Swain, G. Karapetsas, O. K. Matar and K. C. Sahu, Numerical simulation of pressuredriven displacement of a viscoplastic material by a Newtonian fluid using the lattice Boltzmann method, European Journal of Mechanics  B/Fluids, 2015, 49, 197207.
DOI

N. Nandakumar, K. C. Sahu and M. Anand, Pulsatile flow of a shearthinning model for blood through a twodimensional stenosed channel, European Journal of Mechanics  B/Fluids, 2015, 49, 2935.
DOI
2014

R. Govindarajan and K. C. Sahu, Instabilities in viscositystratified flow, Annual Review of Fluid Mechanics, 2014, 46, 331353.
DOI

K. C. Sahu and R. Govindarajan, Instability of a free shear layer in the vicinity of a viscositystratified layer, Journal of Fluid Mechanics, 2014, 752, 626648.
DOI

M. K. Tripathi, K. C. Sahu and R. Govindarajan, Why a falling drop does not in general behave like a rising bubble, Scientific Reports (Nature Publishing Group), 2014, 4, 4771.
DOI

S. Ghosh, R. Usha and K. C. Sahu, Doublediffusive twofluid flow in a slippery channel: A linear stability analysis, Physics of Fluids, 2014, 26(1), 127101.
DOI

S. Ghosh, R. Usha and K. C. Sahu, Linear stability analysis of miscible twofluid flow in a channel with velocity slip at the walls, Physics of Fluids, 2014, 26(12), 014107.
DOI

K. C. Sahu, A review on doublediffusive instability in viscosity stratified flows, Proceedings of the National Academy of Sciences, India, 2014, 80(3), 513524 (Invited Review Article).
DOI

J. N. Kusuma, O. K. Matar and K. C. Sahu, Numerical simulations of miscible channel flow with chemical reactions, Current Science, 2014, 106(6), 841852.
Link

G. Karapetsas, K. C. Sahu, K. Sefiane and O. K. Matar, Thermocapillarydriven motion of a sessile drop: effect of nonmonotonic dependence of surface tension on temperature, Langmuir, 2014, 30(15), 43104321.
DOI
2013

G. Karapetsas, K. C. Sahu and O. K. Matar, Effect of contact line dynamics on the thermocapillary motion of a droplet on an inclined plate, Langmuir, 2013, 29(28), 88928906.
DOI

P. R. Redapangu, K. C. Sahu and S. P. Vanka, A lattice Boltzmann simulation of threedimensional displacement flow of two immiscible liquids in a square duct, ASME Journal of Fluids Engineering, 2013, 135(12), 121202.
DOI

K. C. Sahu, Double diffusive effects on pressuredriven miscible channel flow: Influence of variable diffusivity, International Journal of Multiphase Flow, 2013, 55, 2431.
DOI
2012

M. Mishra, A. De Wit and K. C. Sahu, Double diffusive effects on pressuredriven miscible displacement flow in a channel, Journal of Fluid Mechanics, 2012, 712, 579597.
DOI

P. R. Redapangu, K. C. Sahu and S. P. Vanka, A study of pressuredriven displacement flow of two immiscible liquids using a multiphase lattice Boltzmann approach, Physics of Fluids, 2012, 24(10), 102110.
DOI

K. C. Sahu and R. Govindarajan, Spatiotemporal linear stability of doublediffusive twofluid channel flow, Physics of Fluids, 2012, 24(5), 054103.
DOI

P. R. Redapangu, S. P. Vanka and K. C. Sahu, Multiphase lattice Boltzmann simulations of buoyancyinduced flow of two immiscible fluids with different viscosities, European Journal of Mechanics  B/Fluids, 2012, 34, 105114.
DOI
2011

K. C. Sahu and R. Govindarajan, Linear stability of doublediffusive twofluid channel flow, Journal of Fluid Mechanics, 2011, 687, 529539.
DOI

V. T. S. R. Kumar Reddy, V. M. Janardhanan and K. C. Sahu, Effects of wallheating on the linear instability characteristics of pressuredriven twolayer channel flow, Chemical Engineering Science, 2011, 66(33), 62726279.
DOI

K. C. Sahu and S. P. Vanka, A multiphase lattice Boltzmann simulations of buoyancy induced mixing in a tilted channel, Computers and Fluids, 2011, 50, 199215.
DOI

K. C. Sahu and O. K. Matar, Threedimensional convective and absolute instabilities in pressuredriven twolayer channel flow, International Journal of Multiphase Flow, 2011, 37, 987993.
DOI

D. Sileri, K. C. Sahu and O. K. Matar, Two fluid pressuredriven channel flow with wall deposition and ageing effects, Journal of Engineering Mathematics, 2011, 71, 109130.
DOI

K. C. Sahu, The instability of flow through a slowly diverging pipe with viscous heating, ASME Journal of Fluids Engineering, 2011, 133(7), 071201.
DOI

G. Swaminathan, K. C. Sahu, A. Sameen and R. Govindarajan, Global instabilities in diverging channel flows, Theoretical and Computational Fluid Dynamics, 2011, 25, 5364. (Special Issue).
DOI
2010

K. C. Sahu and O. K. Matar, Threedimensional linear instability in pressuredriven twolayer channel flow of a Newtonian and a HerschelBulkley fluid, Physics of Fluids, 2010, 22(11), 112103.
DOI

K. C. Sahu, H. Ding and O. K. Matar, Numerical simulation of nonisothermal pressuredriven miscible channel flow with viscous heating, Chemical Engineering Science, 2010, 65(10), 32603267.
DOI

K. C. Sahu and O. K. Matar, Stability of plane channel flow with viscous heating, ASME Journal of Fluids Engineering, 2010, 132(1), 011202.
DOI
2005  2009

K. C. Sahu, P. Valluri, H. Ding and O. K. Matar, Pressuredriven miscible twofluid channel flow with density gradients, Physics of Fluids, 2009, 21(4), 043603.
DOI

K. C. Sahu, P. Valluri, H. Ding and O. K. Matar, Linear stability analysis and numerical simulation of miscible channel flow, Physics of Fluids, 2009, 21(4), 042104.
DOI

K. C. Sahu, P. Valluri, P. D. M. Spelt and O. K. Matar, Erratum: Linear instability of pressuredriven channel flow of a Newtonian and a HerschelBulkley fluid [Phys Fluids 19, 122101 (2007)], Physics of Fluids, 2008, 20, 109902.
DOI

K. C. Sahu, A. Sameen and R. Govindarajan, The relative roles of divergence and velocity slip in the stability of plane channel flow, European Physical Journal  Applied Physics, 2008, 44(1), 101107.
DOI

K. C. Sahu, P. Valluri, P. D. M. Spelt and O. K. Matar, Linear instability of pressuredriven channel flow of a Newtonian and a HerschelBulkley fluid, Physics of Fluids, 2007, 19(12), 122101.
DOI

K. C. Sahu and R. Govindarajan, Linear instability of entry flow in a pipe, ASME Journal of Fluids Engineering, 2007, 129(10), 12771280.
DOI

T. N. Venkatesh, V. R. Sarasamma, Rajalakshmy S., K. C. Sahu and R. Govindarajan,
Superlinear speedup of a parallel multigrid NavierStokes solver on Flosolver, Current Science, 2005, 88(4), 589593.
Link

K. C. Sahu and R. Govindarajan, Stability of flow through a slowly diverging pipe, Journal of Fluid Mechanics, 2005, 531, 325334.
DOI
Refereed Conference Papers

P. K. Kirar, S. K. Soni, P. Kolhe and K. C. Sahu,
An experimental investigation of an effect of swirl flow field and the aerodynamic force on the droplet breakup morphology, 9th International and 49th National conference of Fluid Mechanics and Fluid Power (FMFP2022), December 1416, 2022, IIT Roorkee, India.

B. Ray, S. D. Pokale, P. K. Kirar, K. C. Sahu and G. Biswas,
Large bubble entrapment during drop impact on liquid pool, 13th Asian Computational Fluid Dynamics Conference, October 1619, 2022, Jeju Island, Republic of Korea.

P. Gurrala, P. Katre, S. Balusamy, S. Banerjee and K. C. Sahu,
Effect of substrate temperature on evaporation of ethanolwater sessile droplet, 16th Asian Congress of Fluid Mechanics, December 1317, 2019, Bengaluru, India.
PDF

M. Balla, M. K. Tripathi and K. C. Sahu,
Nonisothermal bubble rise dynamics in a selfrewetting fluid at high Marangoni numbers, 25th National and 3rd International ISHMTASTFE Heat and Mass Transfer Conference (IHMTC2019), December 2831, 2019, IIT Roorkee, Roorkee, India.

D. K. Kanungo, P. K. Hensa and K. C. Sahu, Numerical Prediction of PseudoCritical Characteristics of Steam in a Spiral Steam Pipe of an Industrial Boiler, Proceedings of the 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP), December 1012, 2018, IIT Bombay, India.

D. V. Reddy, Y. S. Kannan, B. Karri and K. C. Sahu, Dynamics of water and glycerol drops sliding down an inclined plane, Proceedings of the 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP), December 1012, 2018, IIT Bombay, India.

A. Gaurav, M. Agrawal,B. Karri and K. C. Sahu, Experimental Study of Two Identical Air Bubbles Rising SidebySide in Water in 3D View, Proceedings of the 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP), December 1012, 2018, IIT Bombay, India.

S. Lal, V.M. Janardhanan, M.Deepa, K.C. Sahu, Experimental and modeling studies of paper based methanol fuel cell, ECS Transactions 2017, 80(10), 843849.
PDF

A. R. Premlata, M. K. Tripathi, B. Karri and K. C. Sahu, Dynamics of an air bubble rising in a shearthinning fluid, Proceedings of the 24th National and 2nd International ISHMTASTFE Heat and Mass Transfer Conference (IHMTC2017), December 2730, 2017, BITSPilani, Hyderabad, India.

R. Govindarajan, S. Jose and K. C. Sahu, Instabilities in viscosity and density stratified flow, IUTAM Symposium on Helicity, Structures and Singularity in Fluid and Plasma Dynamics, 1115 April 2016, Venice, Italy.

M. K. Tripathi and K. C. Sahu, Evaporating falling drop, Procedia IUTAM, 2015, 15, 201206.
DOI,
PDF

P. R. Redapangu and K. C. Sahu, Threedimensional LBM simulations of buoyancydriven flow using graphics processing units, 4th National Conference on Parallel Computing Technologies (PARCOMPTECH2013), 2223 February 2013, Bangalore, India.

P. R. Redapangu, S. P. Vanka and K. C. Sahu, Interpenetration of two immiscible fluids in an oscillating channel using lattice Boltzmann method, International Congress on Computational Mechanics and Simulation (ICCMS), IIT Hyderabad, 1012 December 2012.

P. R. Redapangu and K. C. Sahu, Threedimensional lattice Boltzmann simulation of pressuredriven displacement flow of two immiscible liquids, 21st International Conference on Discrete Simulation of Fluid Dynamics, July 23  27, 2012, Bangalore, India.

M. Mishra, A. De Wit and K. C. Sahu, Double diffusivity on miscible fluid flow in a channel, 23rd International Congress of Theoretical and Applied Mechanics (ICTAM2012), 19th August 2012, Beijing, China.

S. P. Vanka, A. F. Shinn and K. C. Sahu, Computational fluid dynamics using graphics processing units: challenges and opportunities, Proceedings of the ASME International Mechanical Engineering Congress and Exposition, November 1117, 2011, Denver, Calorado, USA.

D. Sileri, K. C. Sahu, H. Ding and O. K. Matar, Mathematical modelling of asphaltenes deposition and removal in crude distillation units, International Conference on Heat Exchanger Fouling and Cleaning, June 1419, 2009, Schladming, Austria.

K. C. Sahu and R. Govindarajan, Instability of entry flow in a pipe, Eleventh Asian Congress of Fluid Mechanics, May 2225, 2006, Kuala Lumpur, Malaysia.

K. C. Sahu, A possible linear instability mechanism in smallscale pipe flows, Proceedings of Sixth IUTAM Symposium on LaminarTurbulent Transition,
Fluid Mechanics and its Applications, 2006, 78, SpringerVerlag, 127132 (Venue: JNCASR, Bangalore, India, 2004).
