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Subduction Duration and Slab Dip [PDF]

open access: yesGeochemistry, Geophysics, Geosystems, 2020
The dip angles of slabs are among the clearest characteristics of subduction zones, but the factors that control them remain obscure. Here, slab dip angles and subduction parameters, including subduction duration, the nature of the overriding plate, slab
Jiashun Hu, Michael Gurnis
doaj   +4 more sources

Rupture Process of Subduction-Zone Earthquakes [PDF]

open access: green, 1986
This review is primarily concerned with the rupture process of large subduction-zone earthquakes determined by various seismological methods, and with its interpretation in terms of an asperity model.
Kanamori, Hiroo
core   +4 more sources

Marine terraces of the last interglacial period along the Pacific coast of South America (1° N–40° S) [PDF]

open access: yesEarth System Science Data, 2021
Tectonically active coasts are dynamic environments characterized by the presence of multiple marine terraces formed by the combined effects of wave erosion, tectonic uplift, and sea-level oscillations at glacial-cycle timescales.
R. Freisleben   +6 more
doaj   +1 more source

Multi Field Coupled Coseismic Changes of the Jiashi Ms = 6.4 Earthquake of 19 January 2020, Based on Ground Temperature Observation

open access: yesAtmosphere, 2022
The coseismic geothermal changes of ground temperature observed at observatories near the epicenter of the 2020 Jiashi Ms = 6.4 earthquake in China, provide a unique opportunity to study heat generation and conduction in rock.
Donghui Jia   +5 more
doaj   +1 more source

Fast Holocene slip and localized strain along the Liquiñe-Ofqui strike-slip fault system, Chile

open access: yesScientific Reports, 2021
In active tectonic settings dominated by strike-slip kinematics, slip partitioning across subparallel faults is a common feature; therefore, assessing the degree of partitioning and strain localization is paramount for seismic hazard assessments.
Luis Astudillo-Sotomayor   +5 more
doaj   +1 more source

Double rupture event in the Tianshan Mountains: A case study of the 2021 Mw 5.3 Baicheng earthquake, NW China

open access: yesOpen Geosciences, 2022
On March 23, 2021 (21:14 universal time coordinated), an Mw 5.3 earthquake occurred in Baicheng County in Xinjiang, northwestern China, according to the United States Geological Survey. The earthquake produced a 4-km-long surface rupture at the epicenter,
Yushan Ailixiati   +6 more
doaj   +1 more source

Preliminary Analysis of Ionospheric Anomalies before Strong Earthquakes in and around Mainland China

open access: yesAtmosphere, 2022
The aims of the present study were to use Langmuir Probe payload electron density data and Plasma Analyzer Package payload O+ density data from the Zhangheng-1 electromagnetic satellite to statistically analyze anomalies in electron and oxygen ion ...
Binbin Zhao   +7 more
doaj   +1 more source

Thermal evolution of Andean iron oxide–apatite (IOA) deposits as revealed by magnetite thermometry

open access: yesScientific Reports, 2021
Magnetite is the main constituent of iron oxide–apatite (IOA) deposits, which are a globally important source of Fe and other elements such as P and REE, critical for modern technologies.
Gisella Palma   +5 more
doaj   +1 more source

Seismic Damage and Analysis of the Xiker Earth Dam During the 2020 Jiashi Earthquake, Northwestern China

open access: yesFrontiers in Earth Science, 2021
The 2020 Jiashi Mw 6.0 earthquake occurred at the Kepingtage fold-and-thrust belt in the South Tianshan front, Northwestern China. The ground shaking caused extensive co-seismic deformation of the Xiker dam in the meizoseismal area.
Yuan Yao   +9 more
doaj   +1 more source

A Shallow and Left‐Lateral Rupture Event of the 2021 Mw 5.3 Baicheng Earthquake: Implications for the Diffuse Deformation of Southern Tianshan

open access: yesEarth and Space Science, 2022
On 24 March 2021, an Mw 5.3 earthquake struck northwest Baicheng, located in the Kuqa fold‐and‐thrust belt (FTB), northwest China. In the current study, interferometric synthetic aperture radar (InSAR) data were used to investigate the associated fault ...
Yuan Yao   +6 more
doaj   +1 more source

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