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

  • van Bloemen Waanders, B., Ober, C., & Ober, C. (2020). Extreme Scale Infrasound Inversion and Prediction for Weather Characterization and Acute Event Detection. https://doi.org/10.2172/1734475 Publication ID: 44014
  • Ober, C., Pawlowski, R., Conde, S., Tezaur, I., Phipps, E., Phillips, E., Mota, A., Phlipot, G., Ridzal, D., Hansen, M., Fisher, T., & Fisher, T. (2018). Tempus Time-Integration Package & Applications [Conference Poster]. https://www.osti.gov/biblio/1593047 Publication ID: 59833
  • Bettencourt, M.T., Kramer, R., Cartwright, K., Phillips, E., Ober, C., Pawlowski, R., Swan, M., Tezaur, I., Phipps, E., Conde, S., Cyr, E., Ulmer, C., Kordenbrock, T., Levy, S., Templet, G., Hu, J., Lin, P., Glusa, C., Siefert, C., Glass, M., & Glass, M. (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
  • Ober, C., Pawlowski, R., Tezaur, I., Conde, S., Cyr, E., & Cyr, E. (2017). Tempus Time-Integration Package [Presentation]. https://www.osti.gov/biblio/1510906 Publication ID: 54106
  • Ober, C. (2017). Capability and Application Highlights for HPC in the Center for Computing Research [Presentation]. https://www.osti.gov/biblio/1505904 Publication ID: 54938
  • Ober, C., Bartlett, R., Coffey, T., Pawlowski, R., & Pawlowski, R. (2017). Rythmos: Solution and Analysis Package for Differential-Algebraic and Ordinary-Differential Equations. https://doi.org/10.2172/1364461 Publication ID: 54810
  • Pawlowski, R., Bartlett, R., Bettencourt, M.T., Carleton, J., Conde, S., Cyr, E., Kim, K., Mota, A., Perego, M., Shadid, J.N., Sjaardema, G., Toth, A., Bradley, A., Spotz, W., Ober, C., Tezaur, I., & Tezaur, I. (2017). ECP 1.3.3.03a Develop General CS Components for ATDM Applications [Presentation]. https://www.osti.gov/biblio/1507624 Publication ID: 53357
  • Krebs, J., Ober, C., Smith, T., Overfelt, J., Collis, S., von Winckel, G., van Bloemen Waanders, B., Downey, N., Aldridge, D., & Aldridge, D. (2016). Synthetic study of raw-data FWI applied to visco-TTI-elastic data [Conference Poster]. https://doi.org/10.1190/segam2016-13841891.1 Publication ID: 47132
  • Ober, C., Pawlowski, R., Cyr, E., & Cyr, E. (2016). Tempus Time-Integration Package [Presentation]. https://www.osti.gov/biblio/1406860 Publication ID: 47391
  • Moore, D., Nelson, C., Ober, C., Rodacy, P., & Rodacy, P. (2016). Wave Speed Propagation Measurements on Highly Attenuative Heated Materials [Presentation]. https://doi.org/10.1016/j.phpro.2015.08.274 Publication ID: 50294
  • Phillips-Alonge, K., Knox, H., Ober, C., & Ober, C. (2016). SPE5 Far-field Waveform Predictions Using Full Waveform Inversion [Presentation]. https://www.osti.gov/biblio/1366682 Publication ID: 49207
  • Phillips-Alonge, K., Knox, H., Preston, L., Ober, C., & Ober, C. (2016). Full waveform source inversions for SPE data: results challenges and lessons learned [Conference Poster]. https://www.osti.gov/biblio/1365250 Publication ID: 49575
  • Ober, C., Smith, T., Overfelt, J., Collis, S., von Winckel, G., van Bloemen Waanders, B., Downey, N., Mitchell, S., Bond, S., Aldridge, D., Krebs, J.R., & Krebs, J.R. (2016). Visco-TTI-elastic FWI using discontinuous galerkin [Conference Poster]. SEG Technical Program Expanded Abstracts. https://doi.org/10.1190/segam2016-13847188.1 Publication ID: 47133
  • Phillips-Alonge, K., Knox, H., Ober, C., Abbott, R.E., & Abbott, R.E. (2015). Full waveform inversion methods for source and media characterization before and after SPE5 [Conference Poster]. https://www.osti.gov/biblio/1504076 Publication ID: 42087
  • Moore, D., Ober, C., Rodacy, P., Nelson, C., & Nelson, C. (2015). Wave speed propagation measurements on highly attenuative heated materials. Physics Procedia, 70(C), pp. 803-806. https://doi.org/10.1016/j.phpro.2015.08.274 Publication ID: 43876
  • Moore, D., Ober, C., Rodacy, P., Nelson, C., & Nelson, C. (2015). Wave Speed Propagation Measurements on Highly Attenuative Heated Materials [Conference Poster]. https://www.osti.gov/biblio/1252435 Publication ID: 43321
  • Moore, D., Ober, C., Rodacy, P., Nelson, C., & Nelson, C. (2015). Wave speed propagation measurements on highly attenuative heated materials [Conference Poster]. Physics Procedia. https://doi.org/10.1016/j.phpro.2015.08.274 Publication ID: 43146
  • Ober, C. (2014). Development of High-Performance Computing Capabilities for Non-Invasive Testing of Nuclear Weapons Systems – CCC6 Results [Presentation]. https://www.osti.gov/biblio/1502621 Publication ID: 38337
  • Ober, C. (2014). Development High-Performance Computing Capabilities for Non-Invasive Testing of Nuclear Weapons Systems – CCC7 [Presentation]. https://www.osti.gov/biblio/1496923 Publication ID: 37876
  • Ober, C., Smith, T., van Bloemen Waanders, B., Collis, S., & Collis, S. (2014). Large Scale Optimization for Non-Invasive Testing With Discontinuous Galerkin Methods [Presentation]. https://www.osti.gov/biblio/1496527 Publication ID: 37631
  • Ober, C. (2014). Development High-Performance Computing Capabilities for Non-Invasive Testing of Nuclear Weapons Systems – CCC6 [Presentation]. https://www.osti.gov/biblio/1682592 Publication ID: 36796
  • Robinson, A., Petney, S., Drake, R., Weirs, V.G., Adams, B., Vigil, D., Carpenter, J., Garasi, C., Wong, M., Robbins, J., Siefert, C., Strack, O., Wills, A., Trucano, T., Bochev, P., Summers, R., Stewart, J., Ober, C., Rider, W., … Niederhaus, J. (2013). ALEGRA Update: Modernization and Resilience Progress [Conference]. https://www.osti.gov/biblio/1115141 Publication ID: 35790
  • Jones, K., Knox, H., van Bloemen Waanders, B., Ober, C., Romero, L., & Romero, L. (2013). Copy of Designing a continuous infrasound resonator source for fine scale sampling of atmospheric properties [Presentation]. https://www.osti.gov/biblio/1661756 Publication ID: 34264
  • Ober, C. (2012). Rythmos Update [Conference]. https://www.osti.gov/biblio/1294426 Publication ID: 30804
  • Ober, C., van Bloemen Waanders, B., Collis, S., & Collis, S. (2011). On water column effects on source signature inversion in marine seismic acquisition [Conference]. https://www.osti.gov/biblio/1289625 Publication ID: 22239
  • Collis, S., Ober, C., Overfelt, J., Young, J., & Young, J. (2011). Large Scale Inversion using a Discontinuous Galerkin Method for Geophysics [Conference]. https://www.osti.gov/biblio/1109159 Publication ID: 21826
  • Collis, S., Ober, C., Overfelt, J., & Overfelt, J. (2010). Elastic wave propagation in variable media using a discontinuous Galerkin method [Conference]. https://www.osti.gov/biblio/1028440 Publication ID: 20373
  • Collis, S., Ober, C., van Bloemen Waanders, B., & van Bloemen Waanders, B. (2010). Unstructured Discontinuous Galerkin for Seismic Inversion [Conference]. https://www.osti.gov/biblio/1282172 Publication ID: 20341
  • Collis, S., Ober, C., van Bloemen Waanders, B., & van Bloemen Waanders, B. (2010). Unstructured discontinuous Galerkin for seismic inversion [Conference]. https://www.osti.gov/biblio/992319 Publication ID: 17812
  • Smith, T.M., Collis, S., Ober, C., Overfelt, J., Schwaiger, H.F., & Schwaiger, H.F. (2010). Elastic wave propagation in variable media using a discontinuous Galerkin method [Conference]. Society of Exploration Geophysicists International Exposition and 80th Annual Meeting 2010, SEG 2010. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84863129013&origin=inward Publication ID: 17813
  • Ober, C. (2009). Verification of complex codes [Conference]. https://www.osti.gov/biblio/1028902 Publication ID: 15862
  • Knupp, P., Ober, C., & Ober, C. (2008). A Code Verification Checklist [Presentation]. https://www.osti.gov/biblio/1709044 Publication ID: 13744
  • Weirs, V.G., Lemke, R., Robinson, A., Ober, C., Banks, J.W., Love, E., Scovazzi, G., Shadid, J.N., Hanshaw, H., & Hanshaw, H. (2007). Algorithm developments in alegra guided by testing [Conference]. https://www.osti.gov/biblio/1266291 Publication ID: 11076
  • Ober, C., Bova, S., & Bova, S. (2007). Use of a Manufactured Solution for Verifying CFD Flux Schemes and BCs [Conference]. https://www.osti.gov/biblio/1143347 Publication ID: 8994
  • Knupp, P., Ober, C., Bond, R., & Bond, R. (2006). Measuring progress in order-verification [Conference]. https://www.osti.gov/biblio/892774 Publication ID: 7499
  • Hooper, R., Ober, C., & Ober, C. (2006). Enabling fluid-structural strong thermal coupling within a multi-physics environment [Conference]. https://www.osti.gov/biblio/902570 Publication ID: 6588
  • Hooper, R., Ober, C., Lorber, A., & Lorber, A. (2006). Intelligent nonlinear solvers for computational fluid dynamics [Conference]. https://www.osti.gov/biblio/902575 Publication ID: 6577
  • Hooper, R., Ober, C., Lorber, A., & Lorber, A. (2006). Intelligent nonlinear solvers for computational fluid dynamics [Conference]. https://www.osti.gov/biblio/900032 Publication ID: 6539
  • Hooper, R., Smith, T.M., Ober, C., & Ober, C. (2006). Enabling fluid-structural strong thermal coupling within a multi-physics environment [Conference]. Collection of Technical Papers – 44th AIAA Aerospace Sciences Meeting. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=34250852949&origin=inward Publication ID: 6536
  • Hooper, R., Ober, C., Lorber, A., & Lorber, A. (2005). A comparison of edge-based scheme Newton-Krylov method operators for solving compressible flows [Conference]. https://www.osti.gov/biblio/946994 Publication ID: 4644
  • Knupp, P., Bond, R., Ober, C., & Ober, C. (2005). Manufactured solutions for verifying CFD boundary conditions : a case study [Conference]. https://www.osti.gov/biblio/989352 Publication ID: 4536
  • Knupp, P., Ober, C., & Ober, C. (2005). A manufactured solution for verifying CFD boundary conditions: part II [Conference]. https://www.osti.gov/biblio/952160 Publication ID: 4262
  • Bartlett, R., Collis, S., Keiter, E., Ober, C., & Ober, C. (2005). Sensitivity technologies for large scale simulation. https://doi.org/10.2172/921606 Publication ID: 4207
  • Knupp, P., Ober, C., & Ober, C. (2004). A manufactured solution for verifying CFD boundary conditions [Conference]. https://www.osti.gov/biblio/957272 Publication ID: 3157
  • Roy, C.J., Nelson, C.C., Smith, T.M., Ober, C., & Ober, C. (2004). Verification of Euler/Navier-Stokes codes using the method of manufactured solutions. International Journal for Numerical Methods in Fluids, 44(6), pp. 599-620. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=1142306006&origin=inward Publication ID: 1942
  • Ober, C., Ober, C., Payne, J., Lorber, A., & Lorber, A. (2003). CFD simulations for arbitrary body motion [Conference]. https://www.osti.gov/biblio/889419 Publication ID: 1687
  • Ober, C., Womble, D., & Womble, D. (2000). Salvo: Seismic imaging software for complex geologies. https://doi.org/10.2172/752084 Publication ID: 186
Showing 10 of 47 publications.

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

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