Results 31 to 40 of about 6,894 (231)

Global Precedent-Based Extrapolation Estimate of the M8+ Earthquake Hazard (According to USGS Data as of 1 June 2021)

open access: yesGeoHazards, 2022
The paper describes the algorithm and the results of the seismic hazard estimate based on the data of the seismological catalog of the US Geological Survey (USGS).
Aleksandr Malyshev, Lidiia Malysheva
doaj   +1 more source

Precedent-extrapolation estimate of the seismic hazard in the Sakhalin and the Southern Kurils region [PDF]

open access: yesГеосистемы переходных зон, 2021
The paper describes the algorithm and the results of the seismic hazard estimate in the Sakhalin and Southern Kurils region based on the data of the Japan Regional Catalogue (JMA).
Alexander I. Malyshev   +1 more
doaj   +1 more source

Seismological Characterization of the 2021 Yangbi Foreshock‐Mainshock Sequence, Yunnan, China: More than a Triggered Cascade

open access: yesJournal of Geophysical Research - Solid Earth, 2022
The 2021 Mw 6.1 Yangbi earthquake in southwest China is preceded by three major foreshocks: 05/18 Mw 4.3, 05/19 Mw 4.6, and 05/21 Mw 5.2. It provides a valuable chance to revisit two end‐member foreshock models: cascade‐up and pre‐slip models.
Yi-Jian Zhou   +7 more
semanticscholar   +1 more source

Ion Acceleration Inside Foreshock Transients [PDF]

open access: yes, 2018
Recent observations upstream of Earth's bow shock have revealed that foreshock transients can not only accelerate solar wind ions by reflection at their upstream boundaries but may also accelerate ions inside them.
Wang, X. Y.   +4 more
core   +2 more sources

Characterization of Foreshock Plasma Populations at Mercury

open access: yesJournal of Geophysical Research - Space Physics, 2023
Observations of foreshock plasma populations at Mercury are presented utilizing measurements from the Fast Imaging Plasma Spectrometer aboard the Mercury Surface, Space Environment, Geochemistry, and Ranging spacecraft.
A. N. Glass   +5 more
semanticscholar   +1 more source

A global view of Pc3 wave activity in near-Earth space: Results from hybrid-Vlasov simulations

open access: yesFrontiers in Astronomy and Space Sciences, 2022
Ultra-low frequency (ULF) waves in the Pc3 range, with periods between 10–45 s, are routinely observed in Earth’s dayside magnetosphere. They are thought to originate in the foreshock, which extends upstream of the quasi-parallel bow shock and is ...
Lucile Turc   +18 more
doaj   +1 more source

Foreshock catalog

open access: yes, 2022
Foreshock catalog of the 2021 Yangbi ...
Weitao Wang (4866772)   +4 more
core   +1 more source

Cluster-based foreshock discrimination model with flexible time horizon and mainshock magnitudes

open access: yesProgress in Earth and Planetary Science, 2023
Foreshock detection before mainshock occurrence is an important challenge limiting the short-term forecasts of large earthquakes. Various models for predicting mainshocks based on discrimination of foreshocks activity have been proposed, but many of them
Shunichi Nomura, Yosihiko Ogata
doaj   +1 more source

Two end-member earthquake preparations illuminated by foreshock activity on a meter-scale laboratory fault

open access: yesNature Communications, 2021
The preparation process of natural earthquakes is still difficult to quantify and remains a subject of debate even with modern observational techniques.
F. Yamashita   +5 more
semanticscholar   +1 more source

Upper crust anisotropy of the 2020 Jiashi MS 6.4 earthquake

open access: yesFrontiers in Earth Science, 2023
The 2020 Jiashi MS 6.4 earthquake occurred north of the 1997–1998 Jiashi earthquake swarm. Because of its complex tectonic environment and frequent strong earthquake occurrence, scholars have paid extensive attention to this area.
Jin Li   +4 more
doaj   +1 more source

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