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- 12 Jan 2023
- 2:00 PM PST
- to 12 Jan 2023
- 3:00 PM PST
Global 3D model of mantle attenuation using seismic normal modes
Category: Webinars
Sujania Talavera-Soza, Utrecht / UCSD Seismic tomographic models based solely on wave velocities have limited ability to distinguish between a thermal or compositional origin for Earth’s 3D structure. Complementing wave velocities with attenuation observations can make that...
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- 31 Jan 2023
- 5:00 AM PST
- to 01 Feb 2023
- 10:30 AM PST
2023 ASPECT Virtual User Meeting
Category: Workshop
Connect with the ASPECT community during this mini workshop. This annual informal event is an opportunity to present latest feature additions, discuss interesting science and join discussions. This meeting is open to everyone interested in ASPECT. We ask every participant to...
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- 07 Feb 2023
- 11:00 AM PST
- to 07 Feb 2023
- 12:00 PM PST
Category: Governance
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- 09 Feb 2023
- 10:00 AM PST
- to 09 Feb 2023
- 11:00 AM PST
Category: Webinars
*** NEW TIME - 10A PT Tobias Keller, ETH Magnetite-apatite deposits are important sources of iron and other metals. A prominent example are the magnetite lavas at the El Laco volcano, Northern Chile. Their formation processes remain debated. Here, we test the...
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- 16 Feb 2023
- 10:00 AM PST
- to 16 Feb 2023
- 11:00 AM PST
Category: Governance
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- 17 Feb 2023
- 1:00 PM PST
- to 17 Feb 2023
- 2:00 PM PST
Category: Webinars
Tamara Jeppson, USGS Fracture healing is a critical component of the earthquake cycle, induced seismicity, and enhanced geothermal systems. Accordingly, there is significant interest in understanding the process of healing, in terms of both recovery of strength and evolution of fluid...
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- 24 Feb 2023
- 1:00 PM PST
- to 24 Feb 2023
- 2:00 PM PST
Category: Webinars
Sharan Shreedharan, Utah State University The shallow portion of plate interfaces hosts a range of slip behaviors including dynamic ruptures and Slow slip events (SSEs) exhibiting a range of magnitudes and recurrence intervals. However, the frictional and mechanical behaviors of the...
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- 03 Mar 2023
- 1:00 PM PST
- to 03 Mar 2023
- 2:00 PM PST
Category: Webinars
Will Steinhardt, UC Santa Cruz Many geophysical systems, including faults, ice sheets, and hill slopes, are predominantly stable, but become unstable catastrophically, with severe societal consequences when they do. The behavior of these systems is often difficult to predict because they...
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- 08 Mar 2023
- 9:00 AM PST
- to 08 Mar 2023
- 10:00 AM PST
Category: Governance
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- 09 Mar 2023
- 2:00 PM PST
- to 09 Mar 2023
- 3:00 PM PST
Effective Strategies for Writing Proposal Work Plans for Research Software
Category: Webinars
Chase Million, Million Concepts Effective research proposals must persuade review panels that the project objectives can be achieved and that the requested resources are reasonable and sufficient resources for doing so. A clear, plausible work plan is central to this persuasive process....
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- 10 Mar 2023
- 1:00 PM PST
- to 10 Mar 2023
- 2:00 PM PST
FM: Fault strength evolution during the seismic cycle: Insights from the laboratory
Category: Webinars
John Bedford, University of Liverpool 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...
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- 17 Mar 2023
- 1:00 PM PDT
- to 17 Mar 2023
- 2:00 PM PDT
FM: Exploring flash heating coupled with mm-scale contact evolution in granite
Category: Webinars
Monica Barbery, Brown University Flash-weakening models show good agreement with the total magnitude of weakening observed in high-velocity rock friction experiments, however deviations from model predictions during the acceleration and deceleration phases remain unresolved. Here, I...
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- 24 Mar 2023
- 1:00 PM PDT
- to 24 Mar 2023
- 2:00 PM PDT
Category: Webinars
Hanaya Okuda, University of Tokyo [website] Nucleation of earthquake slip at the plate boundary fault (décollement) in subduction zones has been widely linked to the frictional properties of subducting sedimentary facies. However, recent seismological and geological...
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- 31 Mar 2023
- 1:00 PM PDT
- to 31 Mar 2023
- 2:00 PM PDT
FM: Ice friction and healing under dynamic loading conditions
Category: Webinars
Christine McCarthy, Lamont Doherty Earth Observatory of Columbia University Antarctic ice streams that exhibit stick-slip events sufficient to generate seismic waves are demonstrating velocity weakening behavior as defined by rate- and state- dependent friction. Healing between events is...
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- 07 Apr 2023
- 1:00 PM PDT
- to 07 Apr 2023
- 2:00 PM PDT
FM: What can we learn about friction evolution and rupture behavior from laboratory experiments?
Category: Webinars
Vito Rubino, Ecole Central de Nantes Characterizing the rheology of faults is of paramount importance to improve our understanding of frictional ruptures and earthquake physics, as friction controls key processes of rupture nucleation, propagation, and arrest and also influences how...
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- 11 Apr 2023
- 1:00 PM PDT
- to 11 Apr 2023
- 2:00 PM PDT
Category: Governance
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- 13 Apr 2023
- 11:00 AM PDT
- to 13 Apr 2023
- 12:00 PM PDT
Category: Governance
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- 17 Apr 2023
- 2:00 PM PDT
- to 17 Apr 2023
- 3:00 PM PDT
Making the Ocean Floor: Two-phase dynamics of mantle melting and formation of oceanic lithosphere
Category: Webinars
*** NEW DATE Adina Pusok, Oxford University The theory of plate tectonics established fifty years ago has formed a robust framework for understanding how the Earth works across a range of scales. While the kinematics of plate tectonics is well established, the...
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- 21 Apr 2023
- 1:00 PM PDT
- to 21 Apr 2023
- 2:00 PM PDT
Category: Webinars
Nicola Tisato, University of Texas at Austin Earthquake mechanics is still far from being completely understood, and recent observations have challenged our models. For example, we do not yet understand what controls the occurrence of slow-slip events vs. destructive seismic events....
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- 05 May 2023
- 1:00 PM PDT
- to 05 May 2023
- 2:00 PM PDT
FM: The role of fault asperity in the generation of laboratory earthquakes
Category: Webinars
Lifeng Wang, State Key Laboratory of Earthquake Dynamics, China Earthquake Administration Fault asperity is often deemed to be responsible for occurrences of seismic clusters, repeating earthquakes, or concentrated slip during large events. However, because of the inaccessible fault...
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- 12 May 2023
- 1:00 PM PDT
- to 12 May 2023
- 2:00 PM PDT
Category: Webinars
Paul Selvadurai, ETH In triaxial tests on crystalline rock, the deformation and failure behavior can be complex and highly localized. Brittle failure in rock typically involves the formation and propagation of cracks or fractures, which can occur at various scales depending on the rock...
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- 19 May 2023
- 1:00 PM PDT
- to 19 May 2023
- 2:00 PM PDT
FM: Measuring healing and failure in experiments on clay-bearing fault gouges
Category: Webinars
Caroline Seyler, University of Southern California Frictional healing and earthquake failure are two fundamental components of the seismic cycle. Deformation experiments can provide quantitative estimates of the frictional properties behind these processes that then can be compared with...
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- 23 May 2023
- 7:00 AM PDT
- to 23 May 2023
- 8:00 AM PDT
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- 23 May 2023
- 12:30 PM PDT
- to 23 May 2023
- 1:30 PM PDT
Category: Governance
Review Collaboration and Meeting Best Practices Policy.
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- 26 May 2023
- 1:00 PM PDT
- to 26 May 2023
- 2:00 PM PDT
FM: What does a Brittle-to-Ductile Transition Sound Like?
Category: Webinars
Matej Pec, Massachusetts Institute of Technology Deformation of all materials necessitates the collective propagation of various microscopic defects. On Earth, fracturing gives way to crystal-plastic deformation with increasing depth resulting in a “brittle-to-ductile”...
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- 02 Jun 2023
- 1:00 PM PDT
- to 02 Jun 2023
- 2:00 PM PDT
FM: Looking inside granular materials
Category: Webinars
Karen Daniels, North Carolina State University Granular materials such as those found near the Earth's surface are inherently heterogeneous, and continuum models of properties such as the shear modulus and sound speed often fail. One promising alternative is to build an understanding...
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- 08 Jun 2023
- 2:00 PM PDT
- to 08 Jun 2023
- 3:00 PM PDT
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- 09 Jun 2023
- 1:00 PM PDT
- to 09 Jun 2023
- 2:00 PM PDT
FM: Mechanical behavior of lubricated faults during earthquake nucleation and propagation
Category: Webinars
Marie Violay, EPFL Frederica Paglialunga, EPFL Natural and human Induced Fluid Earthquakes (FIEs) have been observed and recorded for decades. These events can be responsible for significant human, economical and infrastructure damage. FIEs result from the interaction between fluid...
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- 11 Jun 2023
- 8:00 AM CDT
- to 17 Jun 2023
- 5:00 PM CDT
Category: Hackathon
Dates: June 11-17, 2023 Location: Golden, Colorado Registration Opens: March 1 Applications Closes: April 15 CLOSED Notification of Acceptance Begins: April 1 COMPLETE Limit: 16 participants To further the...
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- 12 Jun 2023
- 8:00 AM CDT
- to 16 Jun 2023
- 5:00 PM CDT
Category: Hackathon
Dates: June 12-16, 2023 Location: Golden, Colorado Rayleigh is designed for the study of MHD turbulence and convection in spherical geometry using a pseudo-spectral approach and runs efficiently on O(10^5) cores. In this workshop, users will work together to implement...
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- 27 Jun 2023
- 12:00 PM PDT
- to 27 Jun 2023
- 1:00 PM PDT
Category: Governance
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- 06 Jul 2023
- 5:00 PM PDT
- to 15 Jul 2023
- 11:00 AM PDT
Category: Hackathon
Dates: July 6-15, 2023 Location: Lincoln City, Oregon To further the development of the mantle convection code ASPECT and its user community, current users and developers of ASPECT will be working side-by-side over an approximately 10 day period. Participants will make...
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- 04 Aug 2023
- 10:00 AM PDT
- to 04 Aug 2023
- 11:00 AM PDT
Category: Governance
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- 08 Aug 2023
- 12:00 PM PDT
- to 08 Aug 2023
- 1:00 PM PDT
Category: Governance
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- 10 Aug 2023
- 9:00 AM PDT
- to 10 Aug 2023
- 2:30 PM PDT
2023 Part I. Crafting Quality Research Software and Navigating Publication in Software Journals
Category: Workshop
Ever wonder how and where to publish your software? This two part workshop series is designed to equip researchers and developers with the skills and understanding necessary to produce robust, maintainable, and impactful research software. The workshop takes a hands-on approach,...
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- 14 Aug 2023
- 12:00 PM PDT
- to 14 Aug 2023
- 1:00 PM PDT
Category: Governance
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- 09 Sep 2023
- 8:30 AM PDT
- to 09 Sep 2023
- 5:00 PM PDT
2023 Part II. Crafting Quality Research Software and Navigating Publication in Software Journals
Category: Hackathon
Part II of this workshop series is an all day, in-person hack style event. This event is for teams that are near publication ready and need dedicated time and/or expert help to complete the last steps in preparing their software for submission to a journal. You must apply to attend by...
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- 14 Sep 2023
- 2:00 PM PDT
- to 14 Sep 2023
- 3:00 PM PDT
Category: Governance
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- 15 Sep 2023
- 8:00 AM PDT
- to 15 Sep 2023
- 9:00 AM PDT
Category: Governance
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- 21 Sep 2023
- 12:00 PM PDT
- to 21 Sep 2023
- 1:00 PM PDT
Category: Governance
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- 22 Sep 2023
- 12:00 PM PDT
- to 22 Sep 2023
- 1:00 PM PDT
Category: Governance
