MIT > Department of Mechanical Engineering > Vortical Flow Research Laboratory > Roland Bouffanais

Dr. Roland Bouffanais Postdoctoral fellow & associate Massachusetts Institute of Technology 77 Massachusetts Avenue, Room 5-326 Cambridge MA 02139 Email: bouffana@mit.edu Phone: (617)-253-5998 Web: web.mit.edu/bouffana/www/ RESEARCH INTERESTS Modeling of biolocomotion — external biofluiddynamics Swimming of microorganisms: low-Reynolds-number flow interaction Fish swimming: sensing of the environment through the fluid flow Biomimetics: applications to autonomous underwater vehicle (AUV) and microbot/micro-AUV Shear-driven transitional and turbulent flows Large-eddy simulation — subgrid modeling through deconvolution and inverse techniques Direct numerical simulation — free-surface swirling flow High-order numerical methods — High-performance parallel computing Spectral element method and boundary element method Massively-parallel computation on IBM Blue Gene BG/L and large-scale computation on commodity clusters BIOGRAPHY CV in pdf format HONORS & AWARDS IMACS 2008 Most Successful Papers Award, in App. Num. Math., 2009 IBM Research Prize in Computational Sciences, 2008 ERCOFTAC Da Vinci Award to the best European Doctoral thesis on Flow Turbulence and Combustion: Silver medal, 2007 Swiss National Science Foundation, Prospective Researcher Fellowship, 2007 REFEREED ARTICLE PUBLICATIONS 1. The influence of sensing on the cooperative swimming of bacteria R. Bouffanais and D. K. P. Yue, Phys. Rev. E, To be submitted, 2009. 2. Hydrodynamic object recognition using pressure sensing: the forward and inverse mapping problem R. Bouffanais, G. D. Weymouth and D. K. P. Yue, Proc. R. Soc. A, Submitted, 2009. 3. Computational performance of a parallized three-dimensional high-order spectral element toolbox C. Bosshard, R. Bouffanais, M. O. Deville, R. Gruber and J. Latt, Computers & Fluids, Submitted, 2009. 4. Unsteady transitional swirling flow in the presence of a moving free surface R. Bouffanais and D. Lo Jacono, Phys. Fluids, (21), Art. 064107, 2009. pdf, doi 5. Transitional cylindrical swirling flow in presence of a flat free surface R. Bouffanais and D. Lo Jacono, Computers & Fluids, (38), 1651–1673, 2009. pdf, doi 6. Solution of moving-boundary problems by the spectral element method N. Bodard, R. Bouffanais and M.O. Deville, App. Num. Math., (58), 968–984, 2008. pdf, doi 7. A coupled approximate deconvolution and dynamic mixed scale model for large-eddy simulation M.A. Habisreutinger, R. Bouffanais, E. Leriche and M.O. Deville, J. Comput. Phys., (224), 241–266, 2007. pdf, doi 8. Large-eddy simulation of the flow in a lid-driven cubical cavity R. Bouffanais, M.O. Deville and E. Leriche, Phys. Fluids, (19), Art. 055108, 2007. pdf, doi 9. Mesh update techniques for free-surface flow solvers using spectral element method R. Bouffanais and M.O. Deville, J. Sci. Comput., (27), 137–149, 2006. pdf, doi 10. Large-eddy simulation of the lid-driven cubic cavity flow by the spectral element method R. Bouffanais, M.O. Deville, P.F. Fischer, E. Leriche and D. Weill, J. Sci. Comput., (27), 151–162, 2006. pdf, doi 11. Résolution des systèmes optiques et Maple R. Bouffanais, Bulletin de l'Union des Physiciens, (831), 1003–1013, 2001. pdf, web 12. Nonequilibrium electron interactions in metal films N. Del Fatti, R. Bouffanais, F. Vallée and C. Flytzanis, Phys. Rev. Lett., (81), 922–925, 1998. pdf, doi BOOK PUBLICATION 13. Thermodynamique Sup & Spé Roland Bouffanais, ISBN: 2–910350–30–4, 192 pages, 1998. web CHAPTER IN BOOK 14. High-performance computing of industrial flows. Chapter 7: High performance computing with spectral element methods R. Bouffanais, N. Fietier, J. Latt and M. Deville, ISBN: 978–2–930389–93–1 in VKI Lecture Series, edited by J.-M. Buchlin, P. Rambaud, Ph. Planquart, von Karman Institute for Fluid Dynamics, 2009. web REFEREED PROCEEDINGS PUBLICATIONS 15. Computational Performance of a Parallelized Three-Dimensional High-Order Spectral Element Toolbox C. Bosshard, R. Bouffanais, C. Clemencon, M. O. Deville, N. Fietier, R. Gruber, S. Kehtari, V. Keller and J. Latt , In Lecture Notes in Computer Science, (5737), 323–329, 2009. pdf, doi 16. Wavelet analysis of turbulent LES data of the lid-driven cavity flow R. Bouffanais, G. Courbebaisse, L. Navarro and M. O. Deville, In Notes Num. Fluid Mech. and Multidisciplinary Design, 2009. pdf 17. Grid filter models for large-eddy simulation R. Bouffanais, M.A. Habisreutinger and M.O. Deville, Proc. Appl. Math. Mech., (7), 1101203–1101204, 2008. pdf, doi 18. Large-eddy simulation of the flow in a lid-driven cavity using dynamic approximate deconvolution models R. Bouffanais, E. Leriche and M.O. Deville, In Proc. 18th French Congress on Mechanics CFM'07, Institut National Polytechnique Grenoble, 2007. pdf, web 19. Simulation of standing waves using moving-grid techniques with spectral element method R. Bouffanais and M.O. Deville, In Proc. Int. Conf. Math. Num. Waves, WAVES'05, 374–375, Brown University, Providence (RI), 2005. pdf, web OTHER PUBLICATIONS 20. Computational performance of a parallelized high-order spectral and mortar element toolbox on commodity clusters R. Bouffanais, V. Keller, R. Gruber and M.O. Deville, Computer Science Open Archive, 2008. arXiv:0709.1024v1 [cs.DC] 21. Simulation of shear-driven flows : transition with a free surface and confined turbulence R. Bouffanais, Ph.D. thesis, (3837), Swiss Federal Institute of Technology, Schweizerische Nationalbibliothek NB 001515598, 2007. pdf, web INVITED LECTURES (Co-lecturer) The Spectral Element Method and its Parallelization, The Von Karman Institute for Fluid Dynamics, Rhode-St-Genese, Belgium, May 2009     Lecture notes: pdf Parallelization of the Spectral Element Method, Swiss Federal Institute of Technology, Lausanne, Switzerland, August 2007     Details: web Conference of the Dutch-Flemish Numerical Analysis Communities, Woudschoten, The Netherlands, October 2006     Lecture notes: pdf INVITED TALKS Laboratory of Thermal Hydraulics (LTH), Paul Scherrer Institut (PSI), Villigen, Switzerland, October 2009 Prof. Gallaire's research group, Department of Mechanical Engineering, EPFL, Lausanne, Switzerland, October 2009 Scientific Computing Group Seminars, Division of Applied Mathematics, Brown University, Providence (RI), May 2009 Department of Applied Mathematics, Massachusetts Institute of Technolody, Cambridge (MA), March 2009 College of Engineering, Boston University, Boston (MA), February 2009 IBM Deep Computing Seminars, Zürich, Switzerland, October 2008 Award Ceremony, Doctoral School, EPFL, Lausanne, Switzerland, October 2008 Seminar series, Department of Civil & Environmental Engineering, Massachusetts Institute of Technolody, Cambridge (MA), April 2008 ERCOFTAC Science Forum, Royal Academy, Brussels, Belgium, October 2007 Laboratoire CREATIS Seminar, INSA Lyon, September 2007 Laboratoire TREFLE UMR 8508 Seminar, ENSCPB Bordeaux, May 2007 Physical Mathematics seminar, Department of Mathematics, Massachusetts Institute of Technolody, Cambridge (MA), November 2006 2006 Annual Meeting of the Leonhard Euler Center, European Research Community on Flow Turbulence and Combustion, EPFL, Lausanne, Switzerland, November 2006 Center for Environmental and Applied Fluid Mechanics, Johns Hopkins University, Baltimore (MD), July 2006 CONTRIBUTED TALKS 62nd Annual Meeting of the Division of Fluid Dynamics, November 2009, Minneapolis, (MN). 2nd Conference on Turbulence and Interaction TI 2009, June 2009, Sainte-Luce, France. 61st Annual Meeting of the Division of Fluid Dynamics, November 2008, San Antonio, (TX). 18th French Congress on Mechanics, August 2007, Grenoble, France. 6th International Congress on Industrial and Applied Mathematics (ICIAM), July 2007, Zurich, Switzerland. 7th International Conference On High-Order And Spectral Method, June 2007, Chinese Academy of Sciences, Beijing, PRC. 59th Annual Meeting of the Division of Fluid Dynamics, November 2006, Tampa Bay, (FL). Symposium on Advanced Numerical Methods with Engineering Applications, July 2006, Brussels, Belgium. Conference on Turbulence and Interaction TI 2006, June 2006, Porquerolles, France. Colloque Numérique Suisse / Schweizer Numerik Kolloquium, April 2006, Lausanne, Switzerland. 17th IMACS World Congress on Scientific Computation, Applied Mathematics and Simulation, July 2005, Paris, France. 7th International Conference on Mathematical and Numerical Aspects of Waves (WAVES'05), June 2005, Brown University, Providence (RI). 3rd M.I.T. Conference on Computational Fluid and Solid Mechanics, June 2005, Massachusetts Institute of Technology, Cambridge (MA). 6th International Conference On High-Order And Spectral Methods (ICOSAHOM), June 2004, Brown University, Providence (RI). SOFTWARE DEVELOPMENT openSPECULOOS: open-source parallel spectral and mortar element toolbox in C++ Co-manager & co-developer Co-leader of the massively-parallel implementation on the IBM BlueGene/L MEMBERSHIPS American Physical Society: Division of Fluid Dynamics and Division of Computation Physics IMACS: Invited Member

Biolocomotion in a fluid environment External biofluiddynamics Interaction between living organisms through a fluid Cooperative swimming of microorganisms Blind cave fish swimming Inverse fluid flow problems Theoretical hydrodynamics Computational fluid dynamics Stokes flow Potential flow Biomimetics Turbulence modeling Hydrodynamic stability Singular and regular perturbation methods High-performance and parallel computing