Slow slip source characterized by lithological and geometric heterogeneity

PM Barnes, LM Wallace, DM Saffer, RE Bell… - Science …, 2020 - science.org
Slow slip events (SSEs) accommodate a significant proportion of tectonic plate motion at
subduction zones, yet little is known about the faults that actually host them. The shallow …

The effects of plate interface rheology on subduction kinematics and dynamics

WM Behr, AF Holt, TW Becker… - Geophysical Journal …, 2022 - academic.oup.com
Tectonic plate motions predominantly result from a balance between the potential energy
change of the subducting slab and viscous dissipation in the mantle, bending lithosphere …

Rock friction experiments and modeling under hydrothermal conditions

C Mei, M Mercuri, JW Rudnicki - Earth-Science Reviews, 2024 - Elsevier
Frictional instabilities along tectonic faults produce a full spectrum of slip behaviors including
aseismic creep, slow earthquakes, and regular earthquakes. Thermally controlled rock …

Is complex fault zone behaviour a reflection of rheological heterogeneity?

Å Fagereng, A Beall - Philosophical Transactions of the …, 2021 - royalsocietypublishing.org
Fault slip speeds range from steady plate boundary creep through to earthquake slip.
Geological descriptions of faults range from localized displacement on one or more discrete …

Frictional and lithological controls on shallow slow slip at the northern Hikurangi margin

S Shreedharan, M Ikari, C Wood… - Geochemistry …, 2022 - Wiley Online Library
Slow slip events (SSEs) have been identified at subduction zones globally as an important
link in the continuum between elastodynamic ruptures and stable creep. The northern …

Hikurangi megathrust slip behavior influenced by lateral variability in sediment subduction

AC Gase, NL Bangs, HJA Van Avendonk… - …, 2022 - pubs.geoscienceworld.org
Subduction megathrusts exhibit a range of slip behaviors spanning from large earthquakes
to aseismic creep, yet what controls spatial variations in the dominant slip mechanism …

Heterogeneous subgreenschist deformation in an exhumed sediment‐poor mélange

H Leah, Å Fagereng, N Groome… - Journal of …, 2022 - Wiley Online Library
Many described subduction complexes (or mélanges) exhumed from seismogenic depths
comprise thick, turbidite‐dominated sequences with deformed zones containing clasts or …

Frictional properties of actinolite-chlorite gouge at hydrothermal conditions

AS Okamoto, AR Niemeijer, T Takeshita, BA Verberne… - Tectonophysics, 2020 - Elsevier
Exhumed subduction zones frequently show widespread actinolite-chlorite (Act-Chl)
dominated compositions, suggesting that this may play an important role in controlling …

[HTML][HTML] The physics of fault friction: Insights from experiments on simulated gouges at low shearing velocities

BA Verberne, MPA van den Ende, J Chen… - Solid Earth, 2020 - se.copernicus.org
The strength properties of fault rocks at shearing rates spanning the transition from crystal–
plastic flow to frictional slip play a central role in determining the distribution of crustal stress …

Assessing margin‐wide rupture behaviors along the Cascadia megathrust with 3‐D dynamic rupture simulations

MD Ramos, Y Huang, T Ulrich, D Li… - Journal of …, 2021 - Wiley Online Library
Abstract From California to British Columbia, the Pacific Northwest coast bears an
omnipresent earthquake and tsunami hazard from the Cascadia subduction zone. Multiple …