Afterslip of the Mw 8.3 2015 Illapel Earthquake Imaged Through a Time‐Dependent Inversion of Continuous and Survey GNSS Data

R Tissandier, JM Nocquet, E Klein… - Journal of …, 2023 - Wiley Online Library
We use continuous and survey GNSS data to image the spatial and temporal evolution of
afterslip during the 2 months following the Mw 8.3 2015 Illapel earthquake. Our approach …

Unravelling the contribution of early postseismic deformation using sub-daily GNSS positioning

C Twardzik, M Vergnolle, A Sladen, A Avallone - Scientific reports, 2019 - nature.com
After large earthquakes, parts of the fault continue to slip for days to months during the
afterslip phase, a behaviour documented for many earthquakes. Yet, little is known about the …

Fast relocking and afterslip-seismicity evolution following the 2015 Mw 8.3 Illapel earthquake in Chile

J Hormazábal, M Moreno, F Ortega-Culaciati… - Scientific Reports, 2023 - nature.com
Large subduction earthquakes induce complex postseismic deformation, primarily driven by
afterslip and viscoelastic relaxation, in addition to interplate relocking processes. However …

Insights into Very Early Afterslip Associated with the 2021 M 8.2 Chignik, Alaska Earthquake Using Subdaily GNSS Solutions

Y Xiang, Y Bian, J Liu, Y Xing - Remote Sensing, 2023 - mdpi.com
Based on subdaily kinematic GNSS solutions, the fault slip properties during the very early
postseismic phase after the 2021 M 8.2 Chignik earthquake are investigated in this paper …

Coseismic and Postseismic Slip of the 2005 Mw 8.6 Nias‐Simeulue Earthquake: Spatial Overlap and Localized Viscoelastic Flow

Q Qiu, L Feng, I Hermawan… - Journal of Geophysical …, 2019 - Wiley Online Library
We present coseismic slip and afterslip inversion models based on the same fault geometry
for the Mw 8.6 2005 Nias‐Simeulue earthquake at the Sumatran subduction zone. We …

The coseismic slip distribution of a shallow subduction fault constrained by prior information: the example of 2011 Tohoku (Mw 9.0) megathrust earthquake

X Zhou, G Cambiotti, W Sun… - Geophysical Journal …, 2014 - academic.oup.com
In the literature, the inverted coseismic slip models from seismological and geodetic data for
the 2011 Tohoku-Oki earthquake portray significant discrepancies, in particular regarding …

[HTML][HTML] Very early identification of a bimodal frictional behavior during the post-seismic phase of the 2015 8.3 Illapel, Chile, earthquake

C Twardzik, M Vergnolle, A Sladen, LLH Tsang - Solid Earth, 2021 - se.copernicus.org
It is well-established that the post-seismic slip results from the combined contribution of
seismic and aseismic processes. However, the partitioning between these two modes of …

Comparison of postseismic afterslip models with aftershock seismicity for three subduction-zone earthquakes: Nias 2005, Maule 2010 and Tohoku 2011

D Lange, JR Bedford, M Moreno… - Geophysical Journal …, 2014 - academic.oup.com
We focus on the relation between seismic and total postseismic afterslip following the Maule
M w 8.8 earthquake on 2010 February 27 in central Chile. First, we calculate the cumulative …

Geodetic imaging of coseismic slip and postseismic afterslip: Sparsity promoting methods applied to the great Tohoku earthquake

EL Evans, BJ Meade - Geophysical Research Letters, 2012 - Wiley Online Library
Geodetic observations of surface displacements during and following earthquakes such as
the March 11, 2011 great Tohoku earthquake can be used to constrain the spatial extent of …

Surface deformation associated with the 2015 Mw 8.3 Illapel earthquake revealed by satellite-based geodetic observations and its implications for the seismic cycle

W Feng, S Samsonov, Y Tian, Q Qiu, P Li… - Earth and Planetary …, 2017 - Elsevier
In this study, we present inter-, co-and post-seismic displacements observed in the 2015
Illapel earthquake area by Global Positioning System (GPS) and Synthetic Aperture Radar …