Hughes Group, March 2010

Ben Urick (PhD student), Mike Scott (PhD student), Alessandro Reali (Visiting Professor), Bernhard Schrefler (Visiting Professor), Ju Liu (PhD Student), Tom Hughes, Scott Lipton (PhD student), Mike Borden (PhD student), Alice Zhu (PhD student), Luca Dede (Post-doc), John Evans (PhD student), Simone Morganti (Visiting PhD student), Shaolie Hossain (Post-doc), Santiago Badia (Visiting scholar), Fred Nugen (PhD student). Missing: Clemens Verhoosel (Post-doc).

Brief CV of Thomas J.R. Hughes:

Degrees

Dr. Hughes holds B.E. and M.E. degrees in Mechanical Engineering from Pratt Institute and an M.S. in Mathematics and Ph.D. in Engineering Science from the University of California at Berkeley.

Experience

Dr. Hughes began his career as a mechanical design engineer at Grumman Aerospace, subsequently joining General Dynamics as a research and development engineer. After receiving his Ph.D., he joined the Berkeley faculty, eventually moving to California Institute of Technology and then Stanford University before joining the University of Texas at Austin. At Stanford, he served as Chairman of the Division of Applied Mechanics, Chairman of the Department of Mechanical Engineering, and Chairman of the Division of Mechanics and Computation, and occupied the Mary and Gordon Crary Chair of Engineering.

Research Interests

Computational mechanics.

Isogeometric analysis: Integration of computer aided design and finite element analysis.

Variational multiscale methods for complex fluid flows and turbulence.

Patient-specific cardiovascular modeling and simulation technologies.

Phase-field methods.

Awards and Honors

Dr. Hughes is a fellow of the American Academy of Mechanics (AAM), the American Institute of Aeronautics and Astronautics (AIAA), the American Society of Civil Engineers (ASCE), the American Society of Mechanical Engineers (ASME), the U.S. Association for Computational Mechanics (USACM), the International Association for Computational Mechanics (IACM), the Society of Industrial and Applied Mathematics (SIAM), and the American Association for the Advancement of Science (AAAS).

He is co-editor of the international journal Computer Methods in Applied Mechanics and Engineering, a founder and past President of USACM and IACM, past Chairman of the Applied Mechanics Division of ASME, and Chairman of the U.S. National Committee on Theoretical and Applied Mechanics (USNC/TAM).

He has been awarded the Walter L. Huber Civil Engineering Research Prize and the von Karman Medal from ASCE, the Melville, Worcester Reed Warner, and Timoshenko Medals from ASME, the Computational Mechanics Award from the Japan Society of Mechanical Engineers, the von Neumann Medal from USACM, the Gauss-Newton Medal from IACM, the Grand Prize from the Japan Society of Computational Engineering and Science (JSCES), and the Humboldt Research Award for Senior Scientists from the Alexander von Humboldt Foundation.

He has received honorary doctorates from the Universite catholique de Louvain, the University of Pavia, the University of Padua, the Norwegian University of Science and Technology (Trondheim), and Northwestern University (Evanston). He held the Cattedra Galileiana (Galileo Galilei Chair), Scuola Normale Superiore, Pisa, in 1999, and the Eshbach Professorship, Northwestern University, in 2000.

Dr. Hughes is a member of the U.S. National Academy of Sciences, the U.S. National Academy of Engineering, the American Academy of Arts and Sciences, the Istituto Lombardo Accademia di Scienze e Lettere (Mathematics Section), the Austrian Academy of Sciences (Section for Mathemematics and the Physical Sciences), and the Academy of Medicine, Engineering and Science of Texas.

Latest ICES Research Reports

Since April 2004, all preprints authored or co-authored by Dr. Hughes have appeared as ICES Research Reports in downloadable pdf format. Go to http://www.ices.utexas.edu/research/reports/ and search each year by entering "Hughes".

Citations

Dr. Hughes was identified by ISI as among the 15 most highly cited authors in Scientific Computing and the original 100 most highly cited authors in Engineering (all fields). Citation data can be found in ISI Web of Science, Google Scholar, and Publish or Perish under "Hughes TJR". Access to ISI Web of Science is restricted to licensees, but is available through most major research libraries. The web address for Google Scholar is http://scholar.google.com/scholar?q=hughes+tjr&hl=en&lr=&btnG=Search. The Publish or Perish application can be downloaded from Harzing.com http://www.harzing.com/pop.htm. According to Publish or Perish, as of September 1, 2010, Dr. Hughes's total number of citations is 34,408 and his h-index is 80 (but who's counting?).

Recent Archival Journal Publications (since 2005)

“Mixed Discontinuous Galerkin Methods for Darcy Flow,” (with F. Brezzi, L. D. Martini and A. Masud), SIAM Journal of Scientific Computing, Vol. 22, No. 1, pp. 119-145, 2005.

“Conservation Properties for the Galerkin and Stabilized Forms of the Advection Diffusion and Incompressible Navier-Stokes Equations,” (with G. N. Wells), Computer Methods in Applied Mechanics and Engineering, Vol. 194, pp. 1141-1159, 2005.

“Isogeometric Analysis: CAD, Finite Elements, NURBS, Exact Geometry and Mesh Refinement,” (with J.A. Cottrell and Y. Bazilevs), Computer Methods in Applied Mechanics and Engineering, Vol. 194, Nos. 39-41, pp. 4135-4195, 2005.

“A Stabilized Mixed Discontinuous Galerkin Method for Darcy Flow,” (with A. Masud and J. Wan), Computer Methods in Applied Mechanics and Engineering, Vol. 195, Nos. 25-28, pp. 3347-3381, 2006.

“A Multiscale Discontinuous Galerkin Method with the Computational Structure of the Continuous Galerkin Method,” (with G. Scovazzi, P. Bochev and A. Buffa), Computer Methods in Applied Mechanics and Engineering, Vol. 195, Nos. 19-22, pp. 2761-2787, 2006.

“A Coupled Momentum Method for Modeling Blood Flow in Three-dimensional Deformable Arteries,” (with A. Figueroa, I. Vignon-Clementel, K.E. Jansen and C.A. Taylor), Computer Methods in Applied Mechanics and Engineering, Vol. 195, Nos. 41-43, pp. 5685-5706, 2006.

“Isogeometric Analysis of Structural Vibrations," (with Y. Bazilevs, J.A. Cottrell and A. Reali), Computer Methods in Applied Mechanics and Engineering, Vol. 195, Nos. 41-43, pp. 5257-5296, 2006.

“Isogeometric Fluid-structure Interaction Analysis with Applications to Arterial Blood Flow,” (with Y. Bazilevs, V.M. Calo and Y. Zhang), Computational Mechanics, Vol. 38, Nos. 4-5, pp. 310-322, September 2006.

“Isogeometic analysis: approximation, stability and error estimates for h-refined meshes,” (with Y. Bazilevs, L. Beirao de Veiga, J.A. Cottrell, and G. Sangalli), Mathematical Models and Methods in Applied Sciences (M3AS), Vol. 16, No. 7, pp. 1031-1090, July 2006.

“Analysis of a Multiscale Discontinuous Galerkin Method for Convection Diffusion Problems,” (with A. Buffa and G. Sangalli), SIAM Journal of Numerical Analysis, Vol. 44, No. 4, pp. 1420-1440, 2006.

“Weak Imposition of Dirichlet Boundary Conditions in Fluid Mechanics,” (with Y. Bazilevs), Journal of Computers and Fluids, Vol. 36, No. 1, pp. 12-26, 2007.

“Variational Multiscale Analysis: the Fine-scale Green's Function, Projection, Optimization, Localization, and Stabilized Methods,” (with G. Sangalli), SIAM Journal of Numerical Analysis, Vol. 45, No. 2, pp. 539-557, 2007.

“Stabilized shock hydrodynamics: I. A Lagragian method,” (with G. Scovazzi, M.A. Christon, and J.N. Shadid), Computer Methods in Applied Mechanics and Engineering, Vol. 196, Nos. 4-6, pp. 923-966, 2007.

“Patient-Specific Vascular NURBS Modeling for Isogeometric Analysis of Blood Flow,” (with Y.Zhang, Y. Bazilevs, S. Goswami, and C.L. Bajaj), Computer Methods in Applied Mechanics and Engineering, Vol. 196, Nos. 29-30, pp. 2943-2959, 2007.

“YZß discontinuity-capturing for advection-dominated processes in arterial drug delivery,” (with Y.Bazilevs, V.M. Calo, T.E. Tezduyar), International Journal for Numerical Methods in Fluids, 54, pp. 593-608, 2007.

Studies of refinement and continuity in isogeometric structural analysis,” (with J.A. Cottrell and A. Reali), Computer Methods in Applied Mechanics and Engineering, Vol. 196, Nos. 41-44, pp. 4160-4183, 2007.

“Weak Dirichlet boundary conditions for wall-bounded turbulent flows,” (with Y. Bazilevs, C. Michler, V.M. Calo), Computer Methods in Applied Mechanics and Engineering, Vol. 196, 4853-4862, 2007.

“Variational multiscale residual-based turbulence modeling for large eddy simulation of incompressible flows,” (with Y. Bazilevs, V.M, Calo, J.A. Cottrell, A. Reali, and G. Scovazzi), Computer Methods in Applied Mechanics and Engineering, Vol. 197, 173-201, 2007.

“The role of continuity in residual-based variational multiscale modeling of turbulence,” (with I. Akkerman, Y. Bazilevs, V.M. Calo, and S. Hulshoff), Computational Mechanics, Vol. 41, 371-378, 2008.

“B-bar and F-bar Projection Methods for Nearly Incompressible Linear and Nonlinear Elasticity and Plasticity using Higher-order NURBS Elements,” (with T. Elguedj, Y. Bazilevs, and V. Calo), Computer Methods in Applied Mechanics and Engineering, Vol. 197, 2732-2762, 2008.

“Isogeometric Analysis of the Cahn-Hilliard phase-field model,” (with H. Gomez, V.M. Calo and Y. Bazilevs), Computer Methods in Applied Mechanics and Engineering, Vol. 197, 4333-4352, 2008.

“NURBS-based Isogeometric Analysis for the Computation of Flows about Rotating Components,” (with Y. Bazilevs), Computational Mechanics, Vol. 43, 143-150, December, 2008.

“A multiphysics model for blood flow and drug transport with application to patient-specific coronary artery flow,” (with V.M. Calo, N. Brasher, and Y. Bazilevs), Computational Mechanics, Vol. 43, 161-177, December, 2008.

“Isogeometric fluid-structure interaction: Theory, algorithms and computations,” (with Y. Bazilevs, V.M. Calo, and Y. Zhang), Computational Mechanics, Vol. 43, 3-37, December, 2008.

“Duality and Unified Analysis of Discrete Approximations in Structural Dynamics and Wave Propagation: Comparison of p-method Finite Elements with k-method NURBS,” (with A. Reali and G. Sangalli), Computer Methods in Applied Mechanics and Engineering, Vol. 197, 4104-4124, 2008.

“N-widths, sup-infs, and optimality ratios for the k-version of the isogeometric finite element method” (with J.A. Evans, Y. Bazilevs, I. Babuska), Computer Methods in Applied Mechanics and Engineering, Vol. 198, 1726-1741, 2009.

“Isogeometric Analysis using T-Splines,” (with Y. Bazilevs, V.M. Calo, J.A. Cottrell, J. Evans, S. Lipton, M.A. Scott, and T.W. Sederberg), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 229-263, 2010.

“Patient-specific isogeometric fluid-structure interaction analysis of thoracic aortic blood flow due to implantation of the Jarvik 2000 left ventricular assist device” (with Y. Bazilevs, J.R. Gohean, R.D. Moser, and Y. Zhang), Computer Methods in Applied Mechanics and Engineering, Vol. 198, 3534-3550, 2009.

“Improving stability of multiscale formulations of fluid flow at small time steps” (with M.C. Hsu, Y. Bazilevs, V.M. Calo, T.E. Tezduyar), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 828-840, 2009.

“Isogeometric variational multiscale modeling of wall-bounded turbulent flows with weakly-enforced boundary conditions on unstretched meshes”, (Y. Bazilevs, C. Michler, and V.M. Calo), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 780-790, 2010.

“Stabilized methods for compressible flows,” (with G. Scovazzi and T.E. Tezduyar), Journal of Scientific Computing, Vol. 43, 343-368, 2010.

“Augmented Lagrangian Method for Constraining the Shape of Velocity Profiles at Outlet Boundaries for Three-Dimensional Finite Element Simulations of Blood Flow,” (with H.J. Kim, C.A. Figueroa, K.E. Jansen, and C.A. Taylor), Computer Methods in Applied Mechanics and Engineering, Vol. 198, 3551-3566, 2009.

“Efficient Quadrature for NURBS-based Isogeometric Analysis,” (with A. Reali and G. Sangalli), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 301-313, 2010.

“Isogeometric Shell Analysis: The Reissner-Mindlin Shell,” (with D.J. Benson, Y. Bazilevs and M.-C. Hsu), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 276-289, 2010.

“Robustness of Isogeometric Structural Discretizations Under Severe Mesh Distortion,” (with S. Lipton, J.A. Evans, Y. Bazilevs, and T. Elguedj), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 357-373, 2010.

“Enforcement of Constraints and Maximum Principles in the Variational Multiscale Method,” (with J.A. Evans and G. Sangalli), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 61-76, 2009.

“An automatic 3D mesh generation method for domains with multiple materials,” (with Y. Zhang and C.L. Bajaj), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 405-415, 2010.

“Isogeometric analysis of the isothermal Navier-Stokes-Korteweg equations,” (with H. Gomez, X. Nogueira and V.M. Calo), Computer Methods in Applied Mechanics and Engineering, Vol. 199, 1828-1840, 2010.

“Isogeometric Collocation Methods,” (with F. Auricchio, L. Beirao da Veiga, A. Reali, and G. Sangalli), Mathematical Models & Methods in Applied Sciences, accepted for publication, 2010.

“A Large Deformation, Rotation-free, Isogeometric Shell,” (with D.J. Benson, Y. Bazilevs and M.-C. Hsu), Computer Methods in Applied Mechanics and Engineering, accepted for publication, 2010.

“A generalized finite element formulation for arbitrary basis functions: From isogeometric analysis to XFEM,” (with D.J. Benson, Y. Bazilevs, E. De Luycker, M.-C. Hsu, M. Scott, and T. Belytschko), International Journal for Numerical Methods in Engineering, accepted for publication, 2010.

“Isogeometric Finite Element Data Structures based on Bezier Extraction of NURBS,” (with M.J. Borden, M.A. Scott and J.A. Evans), International Journal for Numerical Methods in Engineering, accepted for publication, 2010.

“An Isogeometric Approach to Cohesive Zone Modeling,” (with C. Verhoosel, M.A. Scott and R. de Borst), International Journal for Numerical Methods in Engineering, submitted for publication, 2010.

“An Isogeometric Analysis Approach to Gradient Damage Models,” (with C. Verhoosel, M.A. Scott and R. de Borst), International Journal for Numerical Methods in Engineering, submitted for publication, 2010.

“Contact Treatment in Isogeometric Analysis with NURBS,” (with I. Temizer and P. Wriggers), Computer Methods in Applied Mechanics and Engineering, submitted for publication, 2010.

Recent Books (since 2005)

“Isogeometric Analysis: Toward Integration of CAD and FEA" (with J.A. Cottrell and Y. Bazilevs), Wiley, Chichester, U.K., 2009.

Some Pictures:

Cardiovascular Engineering Group. From left to right, Kent Beasley, Shaolie Hossain, Fred Nugen, Tom Hughes, Tate Erlinger, Bob Moser.

Group meeting, August 2010. From left to right, Ju Liu, Shaolie Hossain, Alice Zhu, Mike Scott, Scott Lipton, Luda Dede, Bob Taylor, Clemens Verhoosel, Mike Borden, Tom Hughes.

National Academy of Sciences Meeting, April 2010. Tom Hughes and Ralph Ciccerone.