IMPA Est. D. Castorina, 110 Jardim Botânico, 22460-320, Rio de Janeiro, RJ, Brazil +55 21 2529 5121 (office) +55 21 8076 1835 (cell) rbarros@impa.br Ricardo Barros Education Ph.D. in Applied Mathematics Jan 2007 Gravity waves in two-layer flows with free surface Advised by Sergey Gavrilyuk, Université Paul Cézanne, Marseille, France Jury composed of Frédéric DIAS, Thierry GALLOUET, Sergey GAVRILYUK, Gérard IOOSS, Christian KHARIF, Efim PELINOVSKY, Professor - CMLA - ENS Cachan Professor - LATP- Université de Provence, Marseille Professor - IUSTI - Université Paul Cézanne, Marseille Professor - Inst. Nonlinéaire de Nice - Université de Nice Professor - IRPHE - Université de Provence, Marseille Professor - Inst. Appl. Phys. - Russian Academy of Sciences M.S. in Functional Analysis and Differential Equations Apr 2003 Modelos Hiperbólicos e Dinâmica de Fluidos Bifásicos Advised by Nikolai Chemetov, Faculdade de Ciências, Universidade de Lisboa, Portugal B.S. in Pure Mathematics Jul 2001 Faculdade de Ciências, Universidade do Porto, Portugal Employment History Present Position Research Fellow May 2011 Present Instituto Nacional de Matemática Pura e Aplicada (IMPA), Rio de Janeiro, Brasil Previous Employment Postdoctoral Fellow Oct 2009 Mar 2011 Basque Center for Applied Mathematics, Derio, Spain
Postdoctoral Fellow Sept 2007 Sept 2009 Supervisor: Wooyoung Choi New Jersey Institute of Technology, Newark, NJ, USA Instructor Mar 2007 Sept 2007 Instituto Politécnico de Leiria, Leiria, Portugal Teaching Assistant Dec 1999 Jan 2002 Universidade do Porto, Porto, Portugal Honors and Awards IMPA Research Fellowship May 2011 Present Selected for a NRC Research Associateship Award at the Naval Postgraduate School Nov 2009 SIAM postdoc/early career Travel Award Jul 2008 Scholarship to study Ph.D. abroad, Fundação para a Ciência e Tecnologia Jan 2003 Jan 2007 Scholarship to study M.S., Fundação para a Ciência e Tecnologia Oct 2001 Jul 2002. Teaching Experience Instructor for Fluid Mechanics and Numerical Analysis, Instituto Nacional de Matemática Pura e Aplicada (IMPA), Brazil Aug 2012 Present Instructor for Linear Algebra, Summer 2009 New Jersey Institute of Technology, USA Instructor for Calculus III, Summer 2008 New Jersey Institute of Technology, USA NJIT Student Evaluation: 3.25 on a scale of 0 to 4 Instructor for Calculus III and Linear Algebra, Spring 2007, Summer 2007 Instituto Politécnico de Leiria, Portugal Teaching Assistant for Calculus I and II, Fall 1999 Spring 2002 Universidade do Porto, Portugal 2
Research Interests General: Applied Mathematics, Fluid Dynamics, Partial Differential Equations, Dynamical Systems. Emphasis: Nonlinear waves, stratified flows, internal waves, hydrodynamic stability, systems of conservation laws, Hamiltonian systems. Publications Peer-Reviewed Papers Barros, R. & Choi, W. (2013) Elementary stratified flows with stability at low Richardson number, J. Fluid Mech. (submitted). Barros, R. & Choi, W. (2013) On regularizing the strongly nonlinear model for two-dimensional internal waves, Physica D, 264:27 34. Barros, R. & Choi, W. (2011) Holmboe instability in non-boussinesq fluids, Phys. Fluids 23, 124103. Choi, W., Barros, R., and Jo, T.-C. (2009) A regularized model for strongly nonlinear internal solitary waves, J. Fluid Mech., 629:73-85. Barros, R. & Choi, W. (2009) Inhibiting shear instability induced by large amplitude internal solitary waves in two-layer flows with a free surface, Stud. Appl. Math. 122:325-346. Barros, R. & Choi, W. (2008) On the hyperbolicity of two-layer flows, Frontiers of Applied and Computational Mathematics, World Scientific, pp. 95-103. Barros, R. & Gavrilyuk, S. L. (2007) Dispersive nonlinear waves in two-layer flows with free surface. II. Large amplitude solitary waves embedded into the continuous spectrum, Stud. Appl. Math., 119:213-251. Barros, R., Gavrilyuk, S. L., and Teshukov, V. M. (2007) Dispersive nonlinear waves in twolayer flows with free surface. I. Model derivation and general properties, Stud. Appl. Math., 119:191-211. Barros, R. (2006) Conservation Laws for One-Dimensional Shallow Water Models for One and Two-Layer Flows, Mathematical Models and Methods in Applied Sciences, 16:119-137. In Preparation Barros, R. & Choi, W., The effect of a background shear current on internal waves in three-layer flows (in preparation). 3
Barros, R., On the number of conserved quantities for strictly hyperbolic systems of conservation laws (in preparation). Theses Barros, R. (2007) Gravity waves in two-layer flows with free surface, Ph.D. Thesis, Université Paul Cézannne. Advisor: Sergey Gavrilyuk. Barros, R. (2003) Modelos Hiperbólicos e Dinâmica de Fluidos Bifásicos, Master Thesis, Universidade de Lisboa. Advisor: Nikolai Chemetov. Talks and Seminars Seminar at LNCC, Petrópolis, Brazil, August 2013. Seminar at the Fields Institute, Toronto, Canada, July 2013. BIRS Workshop on Water waves: computational approaches for complex problems, Banff, Canada, July 2013. IUTAM Symposium on Nonlinear Wave Phenomena from the Micro to the Macro Scale, Limassol, Cyprus, April 2013. Conference on Mathematical modeling and analysis of extreme sea waves, Fondation des Treilles, France, October 2012. SIAM Conference on Nonlinear Waves and Coherent Structures (NW12), Seattle, USA, June 2012. Seminar at IMPA, Rio de Janeiro, Brazil, May 2012. Seminar at UFBA, Salvador da Bahia, Brazil, April 2012. Seminar at NJIT, Newark, USA, February 2012. Seminar at UFRJ, Rio de Janeiro, Brazil, November 2011. Workshop on Waves and Fluids at IMPA, Rio de Janeiro, Brazil, June 2011. Seminar at IMPA, Rio de Janeiro, Brazil, May 2011. Workshop MATHEOCEAN at the Université de Savoie, Chambéry, France, February 2011. Workshop Math à Bayonne at the IUT de Bayonne et du Pays Basque, Bayonne, France, January 2011. Seminar at the Universidad del País Vasco, Derio, Spain, December 2010. 4
SIAM Conference on Nonlinear Waves and Coherent Structures (NW10), Philadelphia, USA, August 2010. Seminar at KAIST, Daejeon, Korea, July 2010. Seminar at CMUC, Universidade de Coimbra, Coimbra, Portugal, June 2010. 2nd Porto meeting on MATHEMATICS for INDUSTRY, Universidade do Porto, Porto, Portugal, April 2010. Seminar at CMAF, Universidade de Lisboa, Lisboa, Portugal, January 2010. Contributed Talk Internal Waves in the Ocean BCAM Seminars, Basque Center for Applied Mathematics, Spain Oct 2009 Contributed Talk Shear instability and its suppression in the propagation of large amplitude internal solitary waves interacting with the free surface Third NSF/CMG Workshop on Nonlinear Internal Waves, The University of North Carolina at Chapel Hill, USA Apr 2009 Contributed Talk Shear instability and its suppression in the propagation of large amplitude internal solitary waves interacting with the free surface The Sixth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena, University of Georgia, USA Mar 2009 Contributed Talk Effects of the free surface on internal waves SIAM Conference on Nonlinear Waves and Coherent Structures (NW08), Università di Roma La Sapienza, Italy Jul 2008 Contributed Poster Effects of the free surface on nonlinear internal waves Frontiers in Applied and Computational Mathematics (FACM 08), New Jersey Institute of Technology, USA May 2008 Contributed Talk Internal wave model with a free surface Second NSF/CMG Workshop on Nonlinear Internal Waves, Monterey Bay Aquarium Research Institute, USA Mar 2008 Two-layer flows with free surface Waves Seminar, New Jersey Institute of Technology, USA Nov 2007 Contributed Talk Gravity waves in two-layer flows with free surface The Fifth IMACS International Conference on Nonlinear Evolution Equations and Wave Phenomena, University of Georgia, USA Apr 2007 Gravity waves in two-layer flows with free surface Mathematics Seminar, University of Surrey, UK Jan 2007 5
Gravity waves in two-layer flows with free surface Seminários de Análise, CMAF, Universidade de Lisboa, Portugal Nov 2006 Gravity waves in two-layer flows with free surface Seminar on PDEs, IST, Universidade de Lisboa, Portugal Nov 2006 Gravity waves in two-layer flows with free surface Applied Mathematics Seminar, Loughborough University, UK Nov 2006 Leis de conservação para o modelo de shallow-water bifásico Seminários de Análise, CMAF, Universidade de Lisboa, Portugal Oct 2005 Contributed Talk Les Lois de Conservation pour le Modèle de Saint-Venant à deux Couches Congrès Français de Mécanique CFM 2005, Université de Technologie de Troyes, France Sept 2005 Contributed Poster Les Lois de Conservation pour le Modèle de Saint-Venant à deux Couches La Mécanique des Fluides Numérique, Institut Henri Poincaré, France Jan 2005 Les Lois de Conservation pour le Modèle de Saint-Venant à deux Couches Séminaire d Analyse Appliquée, CMI, Université de Provence, France Oct 2004 Stays Abroad January 2013: 2-week visit to KAIST, Daejeon, Korea February 2012: 2-week visit to NJIT, Newark, USA July 2010: 3-week visit to KAIST, Daejeon, Korea June 2010: 1-week visit to CMUC, Coimbra, Portugal January 2010: 1-week visit to CMAF, Lisboa, Portugal Supervision Activities March - Aug 2010: Jérémy Dalphin. BCAM Internship through the Project Waves and Surfing directed by Enrique Zuazua. 6
Conference Organizer Minisymposium organizer (together with Prof. A. Nachbin), SIAM Conference on Nonlinear Waves and Coherent Structures (NW12), (Minisymposium on Solitary wave applications ), Seattle, USA, June 2012. Reviewer Activities Referee for the following journals: SIAM Journal on Applied Mathematics Physics of Fluids European Journal of Mechanics - B/Fluids Journal of Geophysical Research - Oceans References Available upon request. Languages Native: Portuguese. Fluent: English, French. Basic: Spanish, Italian. Other Accomplishments Music Completed the 8th degree of Piano at the Gaia School of Music with an average of 19 (nineteen) out of 20 (twenty) in the academic year of 1996/1997; 1st Prize of the 1st Edition of the Gaia School of Music Internal Competition of 1997; 1st Prize of the 7th Edition of the Maria Campina National Piano Competition in 1997. 7