Congratulations, Ramiro!

PATENT APPLICATION NUMBER 20240100710 (25/03/2024).
Methodology and sampler to estimate greenhouse gas concentrations

Conicet - UNCPBA

Cover of Physics of Fluids, 2024, Vol 36 (4)

Great work, Pablo!

Honorable Mention, Giambiagi Award 2023

(Contest among PhD Theoretical Theses of 2021-2022)

Advisor: Dr. J. M. Gomba ; Co-Advisor: Dr. S. Ubal

Editor's Pick 2020, PoF, Vol 32

Cover JFM 2020, Vol 892

Congrats, Jona!

Honorable Mention, Giambiagi Award 2019

(Contest among PhD Theoretical Theses of 2018-2019)

Advisor: Dr. J. M. Gomba ; Co-Advisor: Dr. C. A. Perazzo

Editor Pick 2019, PoF, Vol 31

Winners of the Alumni Engagement Innovation Fund 2013

Juan M. Gomba, Ph. D. 

Current position: Researcher at CONICET.

Previous position: Fulbright Scholar and Postdoc at the University of California - Santa Barbara (2007-2009).

Department of Physics
Universidad Nacional del Centro de la Provincia de Buenos Aires
Pinto 399 - (7000) Tandil
Argentina
E-mail: jgomba*exa.unicen.edu.ar (change '*' by 'at')

Current work

• Morphology of stationary films and droplets under the effect of solid-liquid molecular interaction.
• Thermocapillary migration of droplets.
• Flows in X-junctions.
• Numerical analysis of thin film flows.

Past work

• Laser induced breakdown spectroscopy: methods to quantify traces in metallic alloys and water.
• Dynamics and stability of gravity-driven flows.

Recent Publications

• A novel sampling technique for monitoring atmospheric methane concentrations: A case study with livestock sources, R. A. Mansilla, J. M. Gomba., P. Ricci, P. G. Correa, M. P. Juliarena Science of The Total Environment, (Submitted on Oct 2023, Published 2024).
• Cover of Physics of Fluids, Vol. 36 (4): Thermocapillary migration of pendant droplets, C. A. Perazzo, R. A. Mansilla, J. M. Gomba. Physics of Fluids 36,047127, (Submitted January 8, 2024. Published March 2024)
• Linear stability analysis of a droplet under an axisymmetric thermal gradient, R. A. Mansilla, C. A. Perazzo, J. M. Gomba. Physics of Fluids 36, 024123 (Submitted on Dec 2023, Published 2024)
• Invited paper (Giambiagi Mention 2023) : Flows in millimeter junctions with circular and square cross-sections , P. G. Correa, R.A. Mansilla, J. R. Mac Intyre, C. A. Perazzo, J. M. Gomba. Anales de la Asociacion Fisica Argentina, ?? (?) , In Press (2024)
• 3D numerical simulations of the flow of a drop under the effects of a radial temperature gradientJ.F Escobar Quiroz, R. A. Mansilla, J. M. Gomba, C. A. Perazzo. Anales de la Asociación Física Argentina35(1)(Submitted on Nov 2023, Published 2024)
• Editor's Picks:Influence of aspect ratio on vortex formation in X-junctions: Direct numerical simulations and eigenmode decomposition , P. G. Correa, J. M. Gomba, J. R. Mac Intyre, S. Ubal, C. A. Perazzo, H. Auradou, J. P. Hulin. Physics of Fluids 32, 124105 (2020)
• Cover of the Journal Fluid Mechanics, Vol. 892: Contact line motion in axial thermocapillary outward flow ,  A. Dominguez Torres, J. R. Mac Intyre, J. M. Gomba, C. A. Perazzo, P. G. Correa, A. Lopez-Villa, A. Medina. Journal of Fluid Mechanics 892, A8 (2020)
• Invited paper (Giambiagi Mention 2019) : Driven droplets by thermocapillary effect: quadratic dependence of the surface tension on the temperature ,  J. R. Mac Intyre, J. M. Gomba, C. A. Perazzo. Anales de la Asociacion Fisica Argentina31(3),31, 107–111 (2020)
• Editor's Picks:Three-dimensional flow structures in X-junctions: effect of the Reynolds number and crossing angle , P. G. Correa, J. R. Mac Intyre, J. M. Gomba, M. Cachile, H. Auradou, J. P. Hulin. Physics of Fluids 31, 043606 (2019)
• Radial Imbibition in Paper under Temperature Differences , A. Lopez-Villa, A. Medina, F. J. Higuera, J. R. Mac Intyre, C. A. Perazzo, and J. M. Gomba. Fluids 4 (2), 86 (2019)
• Thermocapillary migration of droplets under molecular and gravitational forces , J. R. Mac Intyre, J. M. Gomba, Carlos Alberto Perazzo, P. G. Correa, M. Sellier. Journal of Fluid Mechanics 847, 1-27 (2018)
• The Three Dynamical Regimes of a Droplet Driven by Thermocapillarity. Mac Intyre JR, Gomba JM, Perazzo CA, Correa PG, Sellier M IUTAM bookseries on Recent Advances in Moving Boundary Problems in Mechanics 34, 85-95 (2018)
• Analytical solutions for the profile of two-dimensional droplets with finite-length precursor films, Carlos Alberto Perazzo, J. R. Mac Intyre, and J. M. Gomba. Phys. Rev. E 96, 063109 (2017)
• New analytical solutions for static two-dimensional droplets under the effects of long- and short-range molecular forces. J. R. Mac Intyre, J. M. Gomba, C. A. Perazzo. 1 Journal of Engineering Mathematics (Springer) 101, 55-69 (2016)
• Final state of a perturbed liquid film inside a container under the effect of solid-liquid molecular forces and gravity. C. A. Perazzo, J. R. Mac Intyre, J. M. Gomba. Phys. Rev. E 89, 043010 (2014)
• Closed-form expression for the profile of partially wetting two-dimensional droplets under gravity. J. M. Gomba, C. A. Perazzo. Phys. Rev. E 86, 056310, (2012)
• Stokes flow paths separation and recirculation cells in X-junctions of varying angle between straight channels. M. Cachile, L. Talon, J. M. Gomba, J. P. Hulin, and H. Auradou. letter to Physics of Fluids 647, 24, 021704 (2012)
• Thin film flows with moving contact lines: An approach to reducing the computing time. Gomba, J. M. Phys. Rev. E , 85, 056701 (2012)
• Experimental and numerical studies at the intersection of millimetric channels. F. Etcheverry, J. M. Gomba, C. Wolluscheck, M. Cachile Journal of Physics C. S., 296, 120121-1 120121-8, (2011).
• Regimes of thermocapillary migration of droplets under partial wetting conditions. Gomba, J. M. & Homsy, G. M. Journal of Fluid Mechanics 647 , 125 - 142 (2010)
• Analytical Solutions for Partially Wetting Two-Dimensional Droplets. Gomba, J. M. & Homsy, G. M. Langmuir 25 (10), 5684 - 5691 (2009)
• Stability study of a constant-volume thin film flow. Gomba, J. M., Diez, J, Gratton, R., González, A. G., Kondic L. Physical Review E 76, 046308 (2007)
• Rupture of a fluid strip under partial wetting conditions. González, A. G., Diez J., Gratton, R., Gomba, J. M. EPL 77, 44001 (2007)
• Unstable spreading of a fluid filament on a vertical plane: Experiments and simulations. Diez, J, González, A. G., Gomba, J. M., Gratton, R., Kondic, L. Physica D 209, 49-61 (2005)
• Spreading of a micrometric fluid strip down a plane under controlled initial conditions. Gomba, J. M., Diez, J, González, A. G., y Gratton, R. Physical Review E 71, 016304 (2005)
• Spreading of a thin two-dimensional strip of fluid on a vertical plane: Experiments and modelling.González, A. G., Diez, J, Gomba, J. M., Gratton, R. y Kondic, L. Physical Review E 70, 026309 (2004)