Curtis C. Ober

Computational Science

Author profile picture

Computational Science

ccober@sandia.gov

(505) 844-1846

Sandia National Laboratories, New Mexico
P.O. Box 5800
Albuquerque, NM 87185-1320

Biography

Curt has extensive experience with seismic imaging, full-waveform inversion, verification, time-integration, and discontinuous Galerkin methods.

Additionally, he has a diverse background in computational dynamics, including computational fluid dynamics in the areas of

  • Shock physics
  • Supersonic and hypersonic flow
  • Supersonic wakes

Education

  • 1/1991-5/1994 University of Texas at Austin, Austin, Texas, PhD.
  • 8/1989-12/1990 New Mexico State University, Las Cruces, N.M, MSME
  • 181983-5/1989 New Mexico State University, Las Cruces, N.M, BSME

Publications

Bart van Bloemen Waanders, Curtis Ober, (2020). Extreme Scale Infrasound Inversion and Prediction for Weather Characterization and Acute Event Detection https://doi.org/10.2172/1734475 Publication ID: 44014

Curtis Ober, Roger Pawlowski, Sidafa Conde, Irina Tezaur, Eric Phipps, Edward Phillips, Alejandro Mota, Greg Phlipot, Denis Ridzal, Michael Hansen, Travis Fisher, (2018). Tempus Time-Integration Package & Applications https://www.osti.gov/servlets/purl/1593047 Publication ID: 59833

Matthew Bettencourt, Richard Kramer, Keith Cartwright, Edward Phillips, Curtis Ober, Roger Pawlowski, Matthew Swan, Irina Tezaur, Eric Phipps, Sidafa Conde, Eric Cyr, Craig Ulmer, Todd Kordenbrock, Scott Levy, Gary Templet, Jonathan Hu, Paul Lin, Christian Glusa, Christopher Siefert, Micheal Glass, (2018). ASC ATDM Level 2 Milestone #6358: Assess Status of Next Generation Components and Physics Models in EMPIRE https://doi.org/10.2172/1493832 Publication ID: 58868

Curtis Ober, Roger Pawlowski, Irina Tezaur, Sidafa Conde, Eric Cyr, (2017). Tempus Time-Integration Package https://www.osti.gov/servlets/purl/1510906 Publication ID: 54106

Curtis Ober, Roscoe Bartlett, Todd Coffey, Roger Pawlowski, (2017). Rythmos: Solution and Analysis Package for Differential-Algebraic and Ordinary-Differential Equations https://doi.org/10.2172/1364461 Publication ID: 54810

Curtis Ober, (2017). Capability and Application Highlights for HPC in the Center for Computing Research https://www.osti.gov/servlets/purl/1505904 Publication ID: 54938

Roger Pawlowski, Roscoe Bartlett, Matthew Bettencourt, James Carleton, Sidafa Conde, Eric Cyr, Kyungjoo Kim, Alejandro Mota, Mauro Perego, John Shadid, Gregory Sjaardema, Alexander Toth, Andrew Bradley, William Spotz, Curtis Ober, Irina Tezaur, (2017). ECP 1.3.3.03a Develop General CS Components for ATDM Applications https://www.osti.gov/servlets/purl/1507624 Publication ID: 53357

Jerome Krebs, Curtis Ober, Thomas Smith, James Overfelt, Samuel Collis, Gregory von Winckel, Bart van Bloemen Waanders, Nathan Downey, David Aldridge, (2016). Synthetic study of raw-data FWI applied to visco-TTI-elastic data https://doi.org/10.1190/segam2016-13841891.1 Publication ID: 47132

Curtis Ober, Roger Pawlowski, Eric Cyr, (2016). Tempus Time-Integration Package https://www.osti.gov/servlets/purl/1406860 Publication ID: 47391

David Moore, Ciji Nelson, Curtis Ober, Phil Rodacy, (2016). Wave Speed Propagation Measurements on Highly Attenuative Heated Materials https://doi.org/10.1016/j.phpro.2015.08.274 Publication ID: 50294

Kristin Phillips-Alonge, Hunter Knox, Curtis Ober, (2016). SPE5 Far-field Waveform Predictions Using Full Waveform Inversion https://www.osti.gov/servlets/purl/1366682 Publication ID: 49207

Kristin Phillips-Alonge, Hunter Knox, Leiph Preston, Curtis Ober, (2016). Full waveform source inversions for SPE data: results challenges and lessons learned https://www.osti.gov/servlets/purl/1365250 Publication ID: 49575

Curtis Ober, Thomas Smith, James Overfelt, Samuel Collis, Gregory von Winckel, Bart van Bloemen Waanders, Nathan Downey, Scott Mitchell, Stephen Bond, David Aldridge, Jerome Krebs, (2016). Visco-TTI-elastic FWI using discontinuous galerkin SEG Technical Program Expanded Abstracts https://doi.org/10.1190/segam2016-13847188.1 Publication ID: 47133

Kristin Phillips-Alonge, Hunter Knox, Curtis Ober, Robert Abbott, (2015). Full waveform inversion methods for source and media characterization before and after SPE5 https://www.osti.gov/servlets/purl/1504076 Publication ID: 42087

David Moore, Curtis Ober, Philip Rodacy, Ciji Nelson, (2015). Wave speed propagation measurements on highly attenuative heated materials Physics Procedia https://doi.org/10.1016/j.phpro.2015.08.274 Publication ID: 43876

David Moore, Curtis Ober, Philip Rodacy, Ciji Nelson, (2015). Wave Speed Propagation Measurements on Highly Attenuative Heated Materials https://www.osti.gov/servlets/purl/1252435 Publication ID: 43321

David Moore, Curtis Ober, Philip Rodacy, Ciji Nelson, (2015). Wave speed propagation measurements on highly attenuative heated materials Physics Procedia https://doi.org/10.1016/j.phpro.2015.08.274 Publication ID: 43146

Curtis Ober, (2014). Development of High-Performance Computing Capabilities for Non-Invasive Testing of Nuclear Weapons Systems – CCC6 Results https://www.osti.gov/servlets/purl/1502621 Publication ID: 38337

Curtis Ober, (2014). Development High-Performance Computing Capabilities for Non-Invasive Testing of Nuclear Weapons Systems – CCC7 https://www.osti.gov/servlets/purl/1496923 Publication ID: 37876

Curtis Ober, Thomas Smith, Bart van Bloemen Waanders, Samuel Collis, (2014). Large Scale Optimization for Non-Invasive Testing With Discontinuous Galerkin Methods https://www.osti.gov/servlets/purl/1496527 Publication ID: 37631

Curtis Ober, (2014). Development High-Performance Computing Capabilities for Non-Invasive Testing of Nuclear Weapons Systems – CCC6 https://www.osti.gov/servlets/purl/1682592 Publication ID: 36796

Allen Robinson, Sharon Petney, Richard Drake, V. Weirs, Brian Adams, Dena Vigil, John Carpenter, Christopher Garasi, Michael Wong, Joshua Robbins, Christopher Siefert, Otto Strack, Ann Wills, Timothy Trucano, Pavel Bochev, Randall Summers, James Stewart, Curtis Ober, William Rider, Thomas Haill, Raymond Lemke, Kyle Cochrane, Michael Desjarlais, Edward Love, Thomas Voth, Stewart Mosso, John Niederhaus, (2013). ALEGRA Update: Modernization and Resilience Progress https://www.osti.gov/servlets/purl/1115141 Publication ID: 35790

Kyle Jones, Hunter Knox, Bart van Bloemen Waanders, Curtis Ober, Louis Romero, (2013). Copy of Designing a continuous infrasound resonator source for fine scale sampling of atmospheric properties https://www.osti.gov/servlets/purl/1661756 Publication ID: 34264

Curtis Ober, (2012). Rythmos Update https://www.osti.gov/servlets/purl/1294426 Publication ID: 30804

Curtis Ober, Bart van Bloemen Waanders, Samuel Collis, (2011). On water column effects on source signature inversion in marine seismic acquisition https://www.osti.gov/servlets/purl/1289625 Publication ID: 22239

Samuel Collis, Curtis Ober, James Overfelt, Joseph Young, (2011). Large Scale Inversion using a Discontinuous Galerkin Method for Geophysics https://www.osti.gov/servlets/purl/1109159 Publication ID: 21826

Samuel Collis, Curtis Ober, Bart van Bloemen Waanders, (2010). Unstructured Discontinuous Galerkin for Seismic Inversion https://www.osti.gov/servlets/purl/1282172 Publication ID: 20341

Samuel Collis, Curtis Ober, James Overfelt, (2010). Elastic wave propagation in variable media using a discontinuous Galerkin method https://www.osti.gov/biblio/1028440 Publication ID: 20373

Samuel Collis, Curtis Ober, Bart van Bloemen Waanders, (2010). Unstructured discontinuous Galerkin for seismic inversion https://www.osti.gov/biblio/992319 Publication ID: 17812

Thomas Smith, Samuel Collis, Curtis Ober, James Overfelt, Hans Schwaiger, (2010). Elastic wave propagation in variable media using a discontinuous Galerkin method Society of Exploration Geophysicists International Exposition and 80th Annual Meeting 2010, SEG 2010 https://www.osti.gov/biblio/992317 Publication ID: 17813

Curtis Ober, (2009). Verification of complex codes https://www.osti.gov/biblio/1028902 Publication ID: 15862

Patrick Knupp, Curtis Ober, (2008). A Code Verification Checklist https://www.osti.gov/servlets/purl/1709044 Publication ID: 13744

V. Weirs, Raymond Lemke, Allen Robinson, Curtis Ober, J. Banks, Edward Love, Guglielmo Scovazzi, John Shadid, Heath Hanshaw, (2007). Algorithm developments in alegra guided by testing https://www.osti.gov/servlets/purl/1266291 Publication ID: 11076

Curtis Ober, Steven Bova, (2007). Use of a Manufactured Solution for Verifying CFD Flux Schemes and BCs https://www.osti.gov/servlets/purl/1143347 Publication ID: 8994

Patrick Knupp, Curtis Ober, Ryan Bond, (2006). Measuring progress in order-verification https://www.osti.gov/biblio/892774 Publication ID: 7499

Russell Hooper, Thomas Smith, Curtis Ober, (2006). Enabling fluid-structural strong thermal coupling within a multi-physics environment Collection of Technical Papers – 44th AIAA Aerospace Sciences Meeting https://www.osti.gov/biblio/900036 Publication ID: 6536

Russell Hooper, Curtis Ober, Alfred Lorber, (2006). Intelligent nonlinear solvers for computational fluid dynamics https://www.osti.gov/biblio/900032 Publication ID: 6539

Russell Hooper, Curtis Ober, Alfred Lorber, (2006). Intelligent nonlinear solvers for computational fluid dynamics https://www.osti.gov/biblio/902575 Publication ID: 6577

Russell Hooper, Curtis Ober, (2006). Enabling fluid-structural strong thermal coupling within a multi-physics environment https://www.osti.gov/biblio/902570 Publication ID: 6588

Russell Hooper, Curtis Ober, Alfred Lorber, (2005). A comparison of edge-based scheme Newton-Krylov method operators for solving compressible flows https://www.osti.gov/biblio/946994 Publication ID: 4644

Roscoe Bartlett, Samuel Collis, Eric Keiter, Curtis Ober, (2005). Sensitivity technologies for large scale simulation https://doi.org/10.2172/921606 Publication ID: 4207

Patrick Knupp, Curtis Ober, (2005). A manufactured solution for verifying CFD boundary conditions: part II https://www.osti.gov/biblio/952160 Publication ID: 4262

Patrick Knupp, Ryan Bond, Curtis Ober, (2005). Manufactured solutions for verifying CFD boundary conditions : a case study https://www.osti.gov/biblio/989352 Publication ID: 4536

Patrick Knupp, Curtis Ober, (2004). A manufactured solution for verifying CFD boundary conditions https://www.osti.gov/biblio/957272 Publication ID: 3157

C. Roy, C. Nelson, T. Smith, Curtis Ober, (2004). Verification of Euler/Navier-Stokes codes using the method of manufactured solutions International Journal for Numerical Methods in Fluids https://www.osti.gov/biblio/920826 Publication ID: 1942

Curtis Ober, Curtis Ober, Jeffrey Payne, Alfred Lorber, (2003). CFD simulations for arbitrary body motion https://www.osti.gov/biblio/889419 Publication ID: 1687

Curtis Ober, David Womble, (2000). Salvo: Seismic imaging software for complex geologies https://doi.org/10.2172/752084 Publication ID: 186

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Patents

2003

Barnette, Daniel W, Curtis C. Ober, Patent, "Multiprocessor Computer Overset Grid Method and Apparatus," No. 6,519,553, February 11, 2003.

2000

Ghiglia, Dennis, Curtis C. Ober, Louis Romero, Patent, "Method of migrating seismic records," No. 6,021,094, February 1, 2000.

Projects

Trilinos

Software

DGM
Trilinos

Awards & Recognition

1999

Curtis Ober, David E. Womble, Louis Romero, Ron A. Oldfield, Robert Gjertsen, IBM, , R&D 100 Award, Salvo - Seismic Imaging Software, R&D Magazine, September 1, 1999