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  1. Example: 2-D Subduction Zone with Coseismic and Interseismic Deformation

    08 Feb 2021 | Contributor(s): Brad Aagaard, Charles Williams, Matt Knepley

    Crustal Deformation Modeling Tutorial: Example: 2-D Subduction Zone with Coseismic and Interseismic Deformation. Brad Aagard, Charles Williams, Matt Knepley. June 22, 2011. 

  2. Extending PyLith

    30 Mar 2021 | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Surendra Somala

    Extending PyLith. June 14-18, 2010. Brad Aagaard. 

  3. Fault strength evolution during the seismic cycle: Insights from the laboratory

    10 Mar 2023 | Contributor(s): John Bedford

    Geophysical evidence suggests that some faults are frictionally strong, in agreement with laboratory measurements of quasi-static frictional strength (μ ≈ 0.6-0.8) for many crustal materials; whereas others studies have found that some faults are weak when compared to laboratory friction...

  4. Finite-Element Modeling for Crustal Deformation

    30 Mar 2021 | Contributor(s): Brad Aagaard

    Finite-Element Modeling for Crustal Deformation. June 14-18, 2010. Brad Aagaard. 

  5. FLEXWIN

    28 Oct 2021 | Software: Download | Contributor(s): Alessia Maggi

    The FLEXWIN software package automates the time-window selection problem for seismologists. It operates on pairs of observed and synthetic single component seismograms, defining windows that cover as much of a given seismogram as possible, while avoiding portions of the waveform that are...

  6. Going Beyond an Elastic Halfspace

    11 Feb 2021 | Workshops | Contributor(s): Mark Simons, Eric Hetland, Mark Turner

    Going Beyond an Elastic Halfspace - CIG Short-Term Crustal Dynamics. October 16-18, 2006. Mark Simons, Eric Hetland, and Mark Turner. 

  7. Grid Refinement and Parallel computing for mantle convection and Thermochemical Convection

    11 Feb 2021 | Workshops | Contributor(s): Scott King, Peter van Keken

    Grid Refinement and Parallel computing for mantle convection and Thermochemical Convection. October 16-18, 2006. Scott King, Peter van Keken.

  8. Ground Motion Modeling of the 1906 Earthquake and Other Large Events on the Northern San Andreas Fault

    14 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Thomas Brocher, David Dolenc, Douglas Dreger, Robert Graves, Stephen Harmsen, Stephen Hartzell, Mary Lou Zoback

    Ground Motion Modeling of the 1906 Earthquake and Other Large Events on the Northern San Andreas Fault. October 9-11, 2007. Brad Aagaard, Thomas Brocher, David Dolenc, Douglas Dreger, Robert Graves, Stephen Harmsen, Stephen Hartzell, Mary Lou...

  9. hypre - High Performance Preconditioners

    24 Jan 2021 | Workshops | Contributor(s): Robert Falgout

    hypre - High Performance Preconditioners. October 16-18, 2006. Robert Falgout. 

  10. Improving Scalability of Sparse Direct Linear Solvers

    11 Feb 2021 | Workshops | Contributor(s): X. Sherry Li

    Improving Scalability of Sparse Direct Linear Solvers. October 16-18, 2006. X. Sherry Li. 

  11. Introduction to CUBIT

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Rowena Lohman, Charles Williams, Matthew Knepley

    Crustal Deformation Modeling Tutorial: Introduction to CUBIT. Brad Aagaard, Rowena Lohman, Charles Williams, Matthew Knepley. June 20, 2011.  

  12. Introduction to PyLith

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley

    Crustal Deformation Modeling Tutorial: Introduction to PyLith.Brad Aagaard, Charles Williams, Matthew Knepley.June 20, 2011.

  13. Introduction to PyLith

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley

    Crustal Deformation Modeling Workshop: Introduction to PyLith. Brad Aagaard, Charles Williams, Matthew Knepley. June 12, 2014. 

  14. IRIS Short Course August 2015

    19 Dec 2020 | Workshops | Contributor(s): Lion Krischer

    ObsPy  A very short introduction to Obspy developed for the IRIS-EarthScope Short Course.

  15. Mesh Generation for Geological Applications

    24 Jan 2021 | Workshops | Contributor(s): Carl Gable

    Mesh Generation for Geological Applications: Why it is Different Than Planes, Trains and Automobiles. October 16-18, 2006. Carl Gable.  

  16. Meshing Strategies

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley

    Crustal Deformation Modeling Tutorial: Meshing Strategies. Brad Aagaard, Charles Williams, Matthew Knepley. June 23, 2014. 

  17. Mineos

    28 Oct 2021 | Software: Download | Contributor(s): Guy Masters (primary-developer), John Woodhouse (primary-developer), Freeman Gilbert (primary-developer), Michael Ritzwoller (primary-developer), Misha Barmine, Sue Kientz

    Mineos computes synthetic seismograms in a spherically symmetric non-rotating Earth by summing normal modes.Attenuation, gravity and transversal anisotropy effects may be optionally taken into account. The package computes mode eigenfrequencies and eigenfunctions, Green's functions and...

  18. Modeling Geophysical Mass Flows – Mesh(Free), Model and Parameter Adaptivity

    11 Feb 2021 | Workshops | Contributor(s): Abani Patra

    Modeling Geophysical Mass Flows – Mesh(Free), Model and Parameter Adaptivity. October 16-18, 2006. Abani Patra. 

  19. Modeling the geodynamo: Successes and challenges

    24 Jan 2021 | Workshops | Contributor(s): Moritz Heimpel

    Modeling the geodynamo: Successes and challenges. October 16-18, 2006. Moritz Heimpel. 

  20. Plumbing the Depths: Computational Challenges for Magma Dynamics in Earth Sciences

    11 Feb 2021 | Workshops | Contributor(s): Marc Spiegelman, Richard Katz

    Plumbing the Depths: Computational Challenges for Magma Dynamics in Earth Sciences. October 16-18, 2006. Marc Spiegelman, Richard Katz. 

  21. PyLith

    27 Feb 2021 | Workshops | Contributor(s): Brad Aagaard

    PyLith. June 23-27, 2008. Brad Aagaard. 

  22. PyLith

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Surendra Somala, Sue Kientz, Leif Strand

    PyLith. June 14-18, 2010. Brad Aagaard. 

  23. PyLith

    02 Apr 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Sue Kientz, Leif Strand

    PyLith. June 22-26, 2009. Brad Aagaard. 

  24. PyLith 1.3: A Finite-Element Code for Modeling Quasi-Static and Dynamic Crustal Deformation

    31 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Leif Strand, Sue Kientz

    PyLith 1.3: A Finite-Element Code for Modeling Quasi-Static and Dynamic Crustal Deformation. September 15-17, 2008. Brad Aagaard. 

  25. PyLith 1.5 Tutorial

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard

    PyLith 1.5 Tutorial. June 14-18, 2010. Brad Aagaard. 

  26. PyLith 1.5: Friction, Small Strains, and Elastoplasticity

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Surendra Somala

    PyLith 1.5: Friction, Small Strains, and Elastoplasticity. June 14-18, 2010. Brad Aagaard. 

  27. PyLith and CUBIT/Trelis Refresher

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley

    Crustal Deformation Modeling Tutorial: PyLith and CUBIT/Trelis Refresher. Brad Aagaard, Charles Williams, Matthew Knepley. June 23, 2014. 

  28. PyLith Modeling Tutorial

    11 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley

    PyLith Modeling Tutorial. Brad Aagaard, Charles Williams, Matthew Knepley. August 24-25, 2015. 

  29. PyLith Modeling Tutorial Overview of CUBIT/Trelis, PyLith, and ParaView

    11 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley

    PyLith Modeling Tutorial Overview of CUBIT/Trelis, PyLith, and ParaView. Brad Aagaard, Charles Williams, Matthew Knepley. August 24, 2015. 

  30. PyLith Postseismic Deformation Example: 2-D Subduction Zone

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matt Knepley

    PyLith Postseismic Deformation Example: 2-D Subduction Zone. May 16, 2011. Brad Aagaard. 

  31. PyLith Troubleshooting Tips/Tricks

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matt Knepley

    PyLith Troubleshooting Tips/Tricks. May 16, 2011. Brad Aagaard. 

  32. Review of PyLith Capabilities and Features

    07 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley

    Crustal Deformation Modeling Tutorial: Review of PyLith Capabilities and Features. June 24, 2013. Brad Aagaard, Charles Williams, Matthew Knepley. 

  33. Running PyLith in Parallel

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Matthew Knepley, Charles Williams

    Crustal Deformation Modeling Tutorial: Running PyLith in Parallel. June 28, 2013. Brad Aagaard, Matthew Knepley, Charles Williams.

  34. Scalable Techniques for Scientific Visualization

    11 Feb 2021 | Workshops | Contributor(s): Claudio Silva

    Scalable Techniques for Scientific Visualization. October 16-18, 2006. Claudio Silva. 

  35. Scientific and computational challenges in simulating fluid-rock interaction

    11 Feb 2021 | Workshops | Contributor(s): Mousumi Roy

    Scientific and computational challenges in simulating fluid-rock interaction and its role in the long-term tectonics of continental lithosphere. October 16-18, 2006.Mousumi Roy. 

  36. SEISMIC_CPML

    28 Oct 2021 | Software: Download | Contributor(s): Dimitri Komatitsch, Roland Martin

    SEISMIC_CPML is a set of eleven open-source Fortran90 programs to solve the two-dimensional or three-dimensional isotropic or anisotropic elastic, viscoelastic or poroelastic wave equation using a finite-difference method with Convolutional or Auxiliary Perfectly Matched Layer (C-PML or...

  37. SGS Bay Area Seismic Velocity Model, Construction and Earthquake Simulations

    28 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Thomas Brocher, Robert Jachens, Robert Simpson

    SGS Bay Area Seismic Velocity Model, Construction and Earthquake Simulations. July 14-17, 2013. Brad Aagaard. 

  38. Short-Term Crustal Dynamics

    29 Dec 2020 | Workshops | Contributor(s): Brad Aagaard

    Short-Term Crustal Dynamics. February 26, 2006. Brad Aagaard.

  39. Short-Term Tectonics Science

    02 Apr 2021 | Workshops | Contributor(s): Brad Aagaard

    Short-Term Tectonics Science. March 30-31, 2009. Brad Aagaard. 

  40. Solvers in PyLith

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Matthew Knepley, Charles Williams

    Solvers in PyLith. Brad Aagaard, Matthew Knepley, Charles Williams. June 19-24, 2011. 

  41. SPECFEM1D

    29 Oct 2021 | Software: Download | Contributor(s): SPECFEM Development Team

    SPECFEM1D simulates seismic wave propagation in a one-dimensional heterogeneous medium. It is a small code that allows users to learn how a spectral-element program is written.See specfem.org.

  42. SPECFEM2D

    29 Oct 2021 | Software: Download | Contributor(s): Dimitri Komatitsch (primary-developer), Jean-Pierre Vilotte (primary-developer), Daniel Peter (primary-developer), SPECFEM Software Development Team

    SPECFEM2D simulates forward and adjoint seismic wave propagation in two-dimensional acoustic, (an)elastic, poroelastic or coupled acoustic-(an)elastic-poroelastic media, with Convolution PML absorbing conditions.Meshing is based for instance upon Gmsh, Cubit, GiD or a...

  43. SPECFEM3D Cartesian

    30 Oct 2021 | Software: Download | Contributor(s): Dimitri Komatitsch (primary-developer), Jean-Pierre Vilotte (primary-developer), Jeroen Tromp (primary-developer), Daniel Peter (primary-developer), SPECFEM Development Team

    SPECFEM3D Cartesian simulates acoustic (fluid), elastic (solid), coupled acoustic/elastic, poroelastic or seismic wave propagation in any type of conforming mesh of hexahedra (structured or not.) It can, for instance, model seismic waves propagating in sedimentary basins or any other regional...

  44. SPECFEM3D GLOBE

    30 Oct 2021 | Software: Download | Contributor(s): Dimitri Komatitsch (primary-developer), Jean-Pierre Vilotte, Jeroen Tromp (primary-developer), Daniel Peter (primary-developer), SPECFEM Development Team

    SPECFEM3D_GLOBE simulates global and regional (continental-scale) seismic wave propagation.Effects due to lateral variations in compressional-wave speed, shear-wave speed, density, a 3D crustal model, ellipticity, topography and bathymetry, the oceans, rotation, and self-gravitation are all...

  45. SPECFEM3D_GEOTECH

    29 Oct 2021 | Software: Download | Contributor(s): Hom Nath Gharti, Dimitri Komatitsch, Leah Langer, Roland Martin, Voker Oye, Jeroen Tromp, Uno Vaaland, Zhenshen Yan

    SPECFEM3D_GEOTECH is an open-source command-driven software for 3D slope stability analysis and simulation of 3D multistage excavation based on the spectral-element method.SPECFEM3D_GEOTECH is a free and open-source command-driven software for 3D slope stability analysis (for more details see...

  46. Spectral-Element and Adjoint Methods in Seismology

    11 Feb 2021 | Workshops | Contributor(s): Jeroen Tromp

    Spectral-Element and Adjoint Methods in Seismology. October 16-18, 2006. Jeroen Tromp. 

  47. Spontaneous Rupture via Fault Friction

    07 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Matthew Knepley, Charles Williams

    Crustal Deformation Modeling Tutorial: Spontaneous Rupture via Fault Friction. June 28, 2013.Brad Aagaard, Matthew Knepley, Charles Williams.

  48. Spontaneous Rupture via Fault Friction

    08 Feb 2021 | Workshops | Contributor(s): Brad Aagaard, Matthew Knepley, Charles Williams

    Crustal Deformation Modeling Tutorial: Spontaneous Rupture via Fault Friction. Brad Aagaard, Matthew Knepley, Charles Williams. June 24, 2014. 

  49. SW4

    29 Oct 2021 | Software: Download | Contributor(s): N. Anders Petersson, Bjorn Sjögreen, Houjun Tang, Ramesh Pankajakshan

    SW4 implements substantial capabilities for 3-D seismic modeling, with a free surface condition on the top boundary, absorbing super-grid conditions on the far-field boundaries, and an arbitrary number of point force and/or point moment tensor source terms. Each source time function can have one...

  50. TauP

    29 Feb 2024 | Software: Download | Contributor(s): H. Philip Crotwell (primary-developer), Thomas J. Owens

    The TauP Toolkit is a seismic travel time calculator. In addition to travel times, it can calculate derivative information such as ray paths through the earth, pierce and turning points. It handles many types of velocity models and can calculate times for virtually any seismic phase with a...