Rapid shallow megathrust afterslip from the 2021 M8. 2 Chignik, Alaska earthquake revealed by seafloor geodesy
BA Brooks, D Goldberg, J DeSanto, TL Ericksen… - Science …, 2023 - science.org
The shallower portions of subduction zone megathrust faults host Earth's most hazardous
tsunamigenic earthquakes, yet understanding how and when they slip remains elusive …
tsunamigenic earthquakes, yet understanding how and when they slip remains elusive …
Evidence of strong upper oceanic crustal hydration outboard the Alaskan and Sumatran subduction zones
T Acquisto, A Bécel, SC Singh… - Journal of Geophysical …, 2022 - Wiley Online Library
The hydration state of subducting oceanic crust has been proposed to influence subduction
zone processes like seismic coupling at the megathrust interface and arc magmatism …
zone processes like seismic coupling at the megathrust interface and arc magmatism …
Intercomparison of hydrostatic and nonhydrostatic modeling for tsunami inundation mapping
Nonhydrostatic modeling has emerged as an effective tool for seismological and tsunami
research for over a decade, but its general application in hazard mapping and engineering …
research for over a decade, but its general application in hazard mapping and engineering …
[HTML][HTML] Fast and slow intraplate ruptures during the 19 October 2020 magnitude 7.6 Shumagin earthquake
Strong tsunami excitation from slow rupture of shallow subduction zone faults is recognized
as a key concern for tsunami hazard assessment. Three months after the 22 July 2020 …
as a key concern for tsunami hazard assessment. Three months after the 22 July 2020 …
Optimizing a Model of Coseismic Rupture for the 22 July 2020 MW 7.8 Simeonof Earthquake by Exploiting Acute Sensitivity of Tsunami Excitation Across the Shelf …
The Shumagin seismic gap along the Alaska Peninsula experienced a major, MW 7.8,
interplate thrust earthquake on 22 July 2020. Several available finite‐fault inversions …
interplate thrust earthquake on 22 July 2020. Several available finite‐fault inversions …
Megathrust complexity and the up-dip extent of slip during the 2021 Chignik, Alaska Peninsula earthquake
The up-dip extent of slip during large megathrust earthquakes is important for both tsunami
excitation and subsequent tsunami earthquake potential, but it is unclear whether frictional …
excitation and subsequent tsunami earthquake potential, but it is unclear whether frictional …
A shallow slow slip event in 2018 in the Semidi segment of the Alaska subduction zone detected by machine learning
Slow slip events (SSEs) have been discovered at shallow depth near the trench in some
subduction zones and have been linked to the triggering of large earthquakes and the …
subduction zones and have been linked to the triggering of large earthquakes and the …
Detection and Characterization of Seismic and Acoustic Signals at Pavlof Volcano, Alaska, Using Deep Learning
Volcanic tremor is a semi‐continuous seismic and/or acoustic signal that occurs at time
scales ranging from seconds to years, with variable amplitudes and spectral features …
scales ranging from seconds to years, with variable amplitudes and spectral features …
Comparison of methods for coupled earthquake and tsunami modelling
Tsunami generation by offshore earthquakes is a problem of scientific interest and practical
relevance, and one that requires numerical modelling for data interpretation and hazard …
relevance, and one that requires numerical modelling for data interpretation and hazard …
Interchangeable Use of GNSS and Seismic Data for Rapid Earthquake Characterization: 2021 Chignik, Alaska, Earthquake
RM Parameswaran, R Grapenthin… - … Society of America, 2023 - pubs.geoscienceworld.org
Earthquake magnitude estimation using peak ground velocities (PGVs) derived from Global
Navigation Satellite Systems (GNSS) data has shown promise for rapid characterization of …
Navigation Satellite Systems (GNSS) data has shown promise for rapid characterization of …