FricFrac Conference 2024
Friction and Fracture
and the Onset of Geohazards
Invited Speakers
- Ian Hewitt, University of Oxford, UK
- Greg Beroza, Standford University, US
- Thorne Lay, University of California, Santa Cruz, US
- Heather Savage, University of California, Santa Cruz, US
- Jessica Hawthorne, University of Oxford, UK
- Dan Faulkner, University of Liverpool, UK
- Jay Fineberg, Hebrew University of Jerusalem, ISR
- Nadia Lapusta, California Institute of Technology, US
- Marie Violay, École Polytechnique Fédérale de Lausanne, CH
- Andrea Tommasi, University of Montpellier, FR
- Yehuda Ben-Zion, University of Southern California, US
- Jean-Francois Molinari, École Polytechnique Fédérale de Lausanne, CH
- Georg Dresen, GFZ German Research Centre for Geosciences, GER
- Michel Campillo, Grenoble Alpes University, FR
- Karen Daniels, North California State University, US
- Chris Marone, Sapienza University of Rome, ITL
- Vala Hjörleifsdóttir, Reykjavik University, ISL
- Wenlu Zhu, University of Maryland, US
- Åke Fagereng, Cardiff University, UK
- Olivier Gagliardini, Grenoble Alpes University, FR
PROGRAMME
Day 1: Monday, 17 June 2024
09:00-09:10 Welcome & coffee
09:10-09:25 Introduction: FricFrac Conference by François Renard (University of Oslo)
Part 1 Mechanics of Earthquakes
Chair: Marthe Guren
09:25-09:55 Greg Beroza (Stanford University, US): Constraints on faulting from a clearer view of small earthquake activity
10:05-10:35 Thorne Lay (University of California, Santa Cruz, US): Resolving the up-dip limit of coseismic slip in large subduction zone thrust earthquakes
10:45-10:55 Coffee break
10:55-11:25 Yehuda Ben-Zion (University of Southern California, US): Coupled evolution of earthquakes, faults, and ground motion
11:35-12:05 Michel Campillo (Grenoble Alpes University, FR): About tremors, damage and slow slip
12:15-13:00 Lunch break
Part 2 Glacier and Landslide Instabilities
Chair: Andreas Aspaas
13:00-13:30 Karen Daniels (North Carolina State University, US): Granular failure from micro- to meso- to macro-scale
13:40-14.10 Ian Hewitt (University of Oxford, UK): Friction at the base of glaciers
14:20-14:30 Coffee break
14:30-14:50 Olivier Gagliardini (Grenoble Alpes University, FR): Glacier basal friction law inferred from finite element modelling
15:00-15:20 Thomas Schuler (University of Oslo, NO): A field approach to study hydro-mechanical conditions at the base of glaciers
15:30-15:40 Coffee break
Part 3 Physics of Fracture, Friction, and Creep
Chair: Sascha Zertani
15:40-16:10 Nadia Lapusta (California Institute of Technology, US): Rate-and-state-based modeling of slow slip events
16.20-16:40 Erina Prastyani (University of Oslo, NO): Brittle and ductile failure mode in rocks
16:50-17:10 François Renard (University of Oslo, NO): Using X-rays to unravel fast and slow earthquake processes
17:20-17:50 Ellen Karin Mæhlum (visual artist and printmaker based in Oslo, NO): Art Showcase
17:50 End of day 1
Day 2: Tuesday, 18 June 2024
09:00-09:10 Welcome and coffee
Part 3 (con't) Physics of Fracture, Friction, and Creep
Chair: Hugo Van Schrojenstein Lantman
09:10-09:40 Marie Violay (École Polytechnique Fédérale de Lausanne, CH): Permeability Evolution and Strain Partitioning at the Brittle to Ductile Transition: Implications for Deep Crustal Earthquakes and Geothermal Energy
09:50-10:20 Jean-Francois Molinari (École Polytechnique Fédérale de Lausanne, CH): Richness and complexity of slip modes at a frictional interface
10:30-10:40 Coffee break
10:40-11:10 Jay Fineberg (Hebrew University of Jerusalem, ISR): The fundamental physics of the onset of frictional motion: How do laboratory earthquakes nucleate?
11:20-11:50 Georg Dresen (GFZ German Research Centre for Geosciences, GER): Precursory deformation and earthquake nucleation – laboratory results
12:00-13:00 Lunch break
13:00-13:30 Chris Marone (La Sapienza Universita di Roma, ITL): Learning from lab earthquake prediction and precursors to labquakes: Application of machine learning to earthquake physics
13:40-14:00 Wenlu Zhu (University of Maryland, US): Energy criterion for rate-and-state frictional instability
14:10-14:30 Fabian Barras (University of Oslo, NO): Less is more: Can minimal models of friction illuminate the dynamics of earthquake ruptures?
14:40-15:00 Coffee break
Part 4 Flow in Complex Media
Chair: Kristina Dunkel
15:00-15:30 Vala Hjörleifsdóttir (University of Reykjavik, IS): Controlling induced seismicity – contradicting examples from geothermal operations in Hengill, Iceland
15:40-16:00 Olivier Galland (University of Oslo, NO): Fracturing inside and outside igneous intrusions: implications for fluid flow
16:10-16:30 Eirik Flekkøy (University of Oslo, NO): Tension and cavitation dynamics between two separating surfaces
16:40-17:00 Gaute Linga (University of Oslo, NO): Mixing by interfaces
17:10-17:20 Open discussion
17:20 End of day 2
Day 3: Wednesday, 19 June 2024
09:00-09:10 Welcome and coffee
Part 5 Microstructures controls on deformation processes
Chair: Stephen Michalchuk
09:10-09:40 Jessica Hawthorne (University of Oxford, UK): Testing dilatancy as a mechanism for slow earthquakes
09:50-10:20 Heather Savage (University of California, Santa Cruz, US): Earthquake temperature and shear localization in the rock record
10:30-10:50 Luca Menegon (University of Oslo, NO): Earthquake induced residual stresses preserved in fault rocks exhumed from the lower crust
10:50-11:00 Coffee break
11:00-11:20 Joanna Dziadkowiec (University of Oslo, NO): Nanoscale forces between mineral surfaces in aqueous solutions and their implications for intergranular cohesion
11:30-11:50 Åke Fagereng (Cardiff University, UK): Pore pressure effects on friction and fracture
12:00-13:00 Lunch break
Part 5 (con't) Microstructures controls on deformation processes
Chair: Fabian Barras
13:00-13:30 Dan Faulkner (University of Liverpool, UK): Factors affecting the stability of friction on faults
13:40-14:10 Andrea Tommasi (University of Montpellier, FR): From microstructural heterogeneity to macro- and mesoscale shear zones: A recipe for ductile strain localization
14:20-14:30 Coffee break
14:30-14:50 Jean Baptiste Jacob (University of Oslo, NO): Exploring the internal stress and strain state of rocks using advanced synchrotron x-ray diffraction techniques
15:00-15:10 Coffee break
15:10-15:30 Luiza Angheluta (University of Oslo, NO): From solid crystals to soft tissues: how topological defects control deformations and flows
15:40-16:00 Anders Malthe-Sørenssen (University of Oslo, NO): Friction modeled with molecular dynamics and machine learning potential
16:10-16:30 Concluding remarks by François Renard (University of Oslo, Norway)
16:30-17:30 Open discussion
17:30-20:00 Free time
20:00 Conference Dinner at Restaurant Solsiden