Historical and recent large megathrust earthquakes in Chile

S Ruiz, R Madariaga - Tectonophysics, 2018 - Elsevier
Abstract Recent earthquakes in Chile, 2014, Mw 8.2 Iquique, 2015, Mw 8.3 Illapel and 2016,
Mw 7.6 Chiloé have put in evidence some problems with the straightforward application of …

Cascade and pre-slip models oversimplify the complexity of earthquake preparation in nature

P Martínez-Garzón, P Poli - Communications Earth & Environment, 2024 - nature.com
Earthquake precursory processes have been central to scientific inquiry for nearly a century.
Recent advancements in earthquake monitoring, geodesy, and data analysis including …

Broadband synthetic seismograms for magnitude 9 earthquakes on the Cascadia megathrust based on 3D simulations and stochastic synthetics, Part 1: Methodology …

A Frankel, E Wirth, N Marafi… - Bulletin of the …, 2018 - pubs.geoscienceworld.org
We have produced a large set of broadband (0–10 Hz) synthetic seismograms for M w 9.0
earthquakes on the Cascadia megathrust by combining synthetic seismograms derived from …

Ground motion prediction equations for the Chilean subduction zone

B Idini, F Rojas, S Ruiz, C Pastén - Bulletin of Earthquake Engineering, 2017 - Springer
The Chilean subduction zone is one of the most active in the world. Six events of magnitude
greater than M_w= 7.5 M w= 7.5 have occurred in the last 10 years, including the 2010 …

Beyond the teleseism: Introducing regional seismic and geodetic data into routine USGS finite‐fault modeling

DE Goldberg, P Koch, D Melgar… - Seismological …, 2022 - pubs.geoscienceworld.org
Abstract The US Geological Survey (USGS) National Earthquake Information Center (NEIC)
routinely produces finite‐fault models following significant earthquakes. These models are …

A model of aftershock migration driven by afterslip

H Perfettini, WB Frank, D Marsan… - Geophysical Research …, 2018 - Wiley Online Library
Aftershocks region have been extensively reported to expand logarithmically with time. The
associated migration velocity is typically of the order of several km/decade but can be much …

Interplate coupling and seismic potential in the Atacama Seismic Gap (Chile): Dismissing a rigid Andean sliver

V Yáñez‐Cuadra, F Ortega‐Culaciati… - Geophysical …, 2022 - Wiley Online Library
Geodetically constrained interseismic interplate coupling has been widely used to assess
seismic potential in subduction zones. Modeling interseismic deformation is challenging, as …

The super‐interseismic phase of the megathrust earthquake cycle in Chile

D Melnick, M Moreno, J Quinteros… - Geophysical …, 2017 - Wiley Online Library
Along a subduction zone, great megathrust earthquakes recur either after long seismic gaps
lasting several decades to centuries or over much shorter periods lasting hours to a few …

A comprehensive analysis of the Illapel 2015 Mw8. 3 earthquake from GPS and InSAR data

E Klein, C Vigny, L Fleitout, R Grandin, R Jolivet… - Earth and Planetary …, 2017 - Elsevier
Abstract The September 16, 2015 Mw8. 3 Illapel Earthquake occurred on a locked segment
of the South American subduction in Chile. This segment ruptured during comparable size …

Map** the rheology of the Central Chile subduction zone with aftershocks

WB Frank, P Poli, H Perfettini - Geophysical Research Letters, 2017 - Wiley Online Library
The postseismic deformation following a large (Mw> 7) earthquake is expressed both
seismically and aseismically. Recent studies have appealed to a model that suggests that …