2022 Seismic Cycles Workshop

All times below are in Pacific Daylight Time (PDT).

All participants are expected to abide by the CIG Code of Conduct.

Pre-Workshop Presentation

Please watch the introductory presentation prior to the beginning of the workshop for a review of theory and methods used in seismic cycle modeling. [recording]

meeting link [zoom]

Recordings: [YouTube][Intro][Day 1][Day 2][Day 3]

Day 1: Monday October 17 - Fault friction, fluids, and viscoelastic flow

Recordings: [Day 1]

08:55am

Welcome

9:00am

Nadia Lapusta, Importance of inertial and poroelastic effects for simulations of sequences of earthquakes and aseismic slip (SEAS)

9:30am

Luca Dal Zilio, Earthquake sequence simulations with fault zone fluid flow, pore pressure evolution, and viscoelasticity

10:00am

Eric Dunham, The role of compaction, dilatancy, and permeability evolution in modulating pore pressure and fault slip

10:30am

Break

10:45am

Kali Allison, Interaction between earthquakes and viscoelastic interseismic deformation

11:15am

Panel Q&A - Kali Allison, Eric Dunham, Nadia Lapusta, and Luca Dal Zilio

11:45am

Breakout Discussion (5min jamboard + 10min discussion +15min report back)

12:15pm

Break

01:30pm

Sylvain Barbot, Numerical simulations of seismic cycles in a viscoelastic half-space with the integral method

02:00pm

Michelle Almakari, Understanding the effect of injection protocol on induced seismicity: Insights from numerical experiments

02:30pm

Brittany Erickson, A non-stiff, high-order accurate finite difference method for fully-dynamic earthquake sequence simulations within sedimentary basins

03:00pm

Panel Q&A - Michelle Almakari, Sylvain Barbot, and Brittany Erickson

03:30pm

Breakout Discussion (5min jamboard + 10min discussion +15min report back)

End of Day

Day 2: Tuesday October 18 - Structural complexity of fault zones

Recordings: [Day 2]

9:00am

Ahmed Elbanna, Modeling sequence of earthquakes and aseismic slip with high resolution fault zone physics

9:30am

Esteban Rougier, Using the combined finite-discrete element method to capture coseismic off fault damage

10:00am

Break

10:15am

Yihe Huang, Fully dynamic earthquake cycle simulations with fault damage zones

10:45am

Sharadha Sathiakumar, Impact of faulting and folding in earthquake cycles in collisional orogens

11:15am

Panel Q&A - Ahmed Elbanna, Yihe Huang, Esteban Rougier, and Sharadha Sathiakumar

11:45am

Breakout Discussion (5min jamboard + 10min discussion +15min report back)

12:15pm

Break

01:30pm

Pierre Romanet, Effect of fault geometry on earthquake cycle using the spectral boundary element method

02:00pm

Yajing Liu, Modeling earthquake and slow slip sequences with three-dimensional fault geometry

02:30pm

Break

02:45pm

Stéphanie Chaillat, An overview of the capabilities of fast Boundary Element Methods for wave propagation problems

03:15pm

Ryosuke Ando, Accelerating quasi-dynamic and dynamic boundary element simulations by hierarchy matrices

03:45pm

Panel Q&A - Ryosuke Ando, Stéphanie Chaillat, Yajing Liu, and Pierre Romanet

04:15pm

Breakout Discussion (5min jamboard + 10min discussion +15min report back)

04:45pm

End of Day

Day 3: Wednesday October 19 - Off-fault deformation and the spectrum of fault slip

Recordings: [Day 3]

9:00am

Day May, A symmetric interior penalty discontinuous Galerkin method for seismic cycling

9:30am

Luc Lavier, Modeling the seismic cycle within a fault zone of finite thickness

10:00am

Break

10:15am

Alice Gabriel, Volumetric seismic cycle modeling using tandem: fault geometry and multi-fault interaction

10:45am

Benchun Duan, An explicitly finite element dynamic earthquake simulator for slip behaviors of subduction zones and geometrically complex faults

11:15am

Panel Q&A - Benchun Duan, Luc Lavier, Dave May, and Makiko Ohtani

11:45am

Breakout Discussion (5min jamboard + 10min discussion +15min report back)

12:15pm

Break

01:30pm

Casper Pranger, The hidden dimension in fault simulations: insights from a new internal rate and state friction rheology with an interaction scale length

xx:xxpm

Makiko Ohtani, “Numerical experiments on estimation of the frictional properties and slip evolution on the Bungo SSE fault with adjoint method - CANCELLED

02:00pm

Panel Q&A - Casper Pranger

02:30pm

Discussion & Wrap-up

03:00pm

End of Day