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  1. 2007cigspiceirisworkshopincomputationalseismology x
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  5. 2008workshoponnumericalmodelingofcrustaldeformationandearthquakefaulting x

  1. PyLith

    27 Oct 2021 | Software: Download | Contributor(s): Brad Aagaard (primary-developer), Charles A. Williams (primary-developer), Matthew Knepley (primary-developer)

    PyLith is a finite-element code for dynamic and quasistatic simulations of crustal deformation, primarily earthquakes and volcanoes.Binary packages are available for macOS and Linux. Detailed installation instructions for the binary packages are in the PyLith manual. Use the PyLith...

  2. Rapid Regional-Scale Earthquake Simulators

    27 Feb 2021 | Workshops | Contributor(s): Keith Richards-Dinger

    Rapid Regional-Scale Earthquake Simulators. June 23-27, 2008. Keith Richards-Dinger.

  3. Rayleigh and Love wave tomography of the western United States from ambient seismic noise using US Array

    17 Feb 2021 | Workshops | Contributor(s): Fan-Chi Lin, Morgan Moschetti, Michael Ritzwoller

    Rayleigh and Love wave tomography of the western United States from ambient seismic noise using US Array. October 9-11, 2007. Fan-Chi Lin, Morgan P. Moschetti, and Michael H. Ritzwoller. 

  4. Relax

    26 Oct 2021 | Software: Download | Contributor(s): Sylvain Barbot (primary-developer)

    Relax implements a semi-analytic Fourier-domain solver and equivalent body forces to compute quasi-static relaxation of stress perturbation.It is not an acronym, it's a motto!The open-source program Relax evaluates the displacement and stress in a half space with gravity due to...

  5. Report on semi-analytic code compilation effort

    27 Feb 2021 | Workshops | Contributor(s): Rowena Lohman

    Report on semi-analytic code compilation effort. June 23-27, 2008. Rowena Lohman. 

  6. Rheologic contrast between the crust and mantle: Insights from the lab and analyses of naturally deformed rocks

    27 Feb 2021 | Workshops | Contributor(s): Greg Hirth

    Rheologic contrast between the crust and mantle: Insights from the lab and analyses of naturally deformed rocks. June 23-27, 2008. Greg Hirth. 

  7. Rupture process of the 2008 Mw 8.0 Wenchuan Earthquake

    01 Apr 2021 | Workshops | Contributor(s): Guangfu Shao, Chen Ji, Zhong Lu, Ken Hudnut, Jing Liu-Zeng

    Rupture process of the 2008 Mw 8.0 Wenchuan Earthquake. June 23-27, 2008. Guangfu Shao. 

  8. 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...

  9. SELEN

    25 Oct 2021 | Software: Download | Contributor(s): Giorgio Spada (primary-developer), Daniele Melini (primary-developer)

    SELEN: a program for solving the "Sea Level Equation.The open source program SELEN solves numerically the so-called "Sea Level Equation" (SLE) for a spherical, layered, non-rotating Earth with Maxwell viscoelastic rheology. The SLE is an integral equation that was introduced in...

  10. ShakeOut and its effects in Los Angeles and Oxnard areas

    17 Feb 2021 | Workshops | Contributor(s): Leonardo Ramirez-Guzman, Ricardo Taborda, Julio López, John Urbanic, Jacobo Bielak, David O'Hallaron

    ShakeOut and its effects in Los Angeles and Oxnard areas. October 9-11, 2007. Leonardo Ramírez-Guzmán, Ricardo Taborda, Julio López, John Urbanic, Jacobo Bielak and David O’Hallaron. 

  11. Shaking up Faults: Insights from the Lab on Earthquake Triggering

    27 Feb 2021 | Workshops | Contributor(s): Heather Savage

    Shaking up Faults: Insights from the Lab on Earthquake Triggering. June 23-27, 2008. Heather Savage. 

  12. Simple Elastic Dislocation Models for Interseismic Deformation in Subduction Zones

    01 Apr 2021 | Workshops | Contributor(s): Ravi V.S. Kanda, Mark Simons

    Simple Elastic Dislocation Models for Interseismic Deformation in Subduction Zones. June 23-27, 2008. Ravi V. S. Kanda. 

  13. 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.

  14. 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...

  15. 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...

  16. 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...

  17. 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...

  18. SPECFEM3D_GLOBE

    17 Feb 2021 | Workshops | Contributor(s): David Michéa

    SPECFEM3D_GLOBE. October 9-11, 2007. David Michéa. 

  19. 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...

  20. Synthetic seismograms for stagnant slab model

    17 Feb 2021 | Workshops | Contributor(s): Seiji Tsuboi, H. Sugioka, M. Obayashi, Y. Fukao, Yuan Gao

    Synthetic seismograms for stagnant slab model. October 9-11, 2007. Seiji Tsuboi, H. Sugioka, M. Obayashi, Y. Fukao, Yuan Gao.

  21. 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...

  22. The Growing Wealth of Aseismic Deformation Data: What's a Modeler to Model?

    27 Feb 2021 | Workshops | Contributor(s): Evelyn Roeloffs

    The Growing Wealth of Aseismic Deformation Data: What's a Modeler to Model? June 23-27, 2008. Evelyn Roeloffs. 

  23. Tutorial - 2017 CIG-LLNL Computational Seismology Workshop

    19 Dec 2020 | Software: Download | Contributor(s): Lion Krischer

    ObsPy.  A series of 8 notebooks developed for the September 18-22. 2017 CIG-LLNL Computational Seismology Workshop  

  24. Virtual Quake

    26 Oct 2021 | Software: Download | Contributor(s): John M. Wilson, Kasey W. Schultz, Eric M. Heiein, Michael K. Sacks, John B. Rundle

    Virtual Quake (formerly Virtual California) is a boundary element code that performs simulations of fault systems based on stress interactions between fault elements to understand long term statistical behavior.

  25. Wave Propagation Project (WPP): A New Open-Source Tool Supporting Computational Seismology at LLNL

    17 Feb 2021 | Workshops | Contributor(s): Arthur Rodgers

    Wave Propagation Project (WPP): A New Open-Source Tool Supporting Computational Seismology at LLNL. October 9-11, 2007. Arthur Rodgers. 

  26. What gives in the lower crust? Evidence from post-loading deformation and exhumed fault zones

    27 Feb 2021 | Workshops | Contributor(s): Roland Bürgmann

    What gives in the lower crust? Evidence from post-loading deformation and exhumed fault zones. June 23-27, 2008. Roland Bürgmann. 

  27. Workshop Final Report: Numerical Modeling of Crustal Deformation Associated with Earthquake Faulting

    26 Feb 2021 | Workshops | Contributor(s): Andrew Freed, Brad Aagaard, Carl Gable, Mark Simons

    Workshop Final Report: Numerical Modeling of Crustal Deformation Associated with Earthquake Faulting. June 23-27, 2008. Andrew Freed, Brad Aagaard, Carl Gable, Mark Simons.