Results 21 to 30 of about 774,410 (235)

Slow Slip Events in the Kanto and Tokai Regions of Central Japan Detected Using Global Navigation Satellite System Data During 1994–2020

open access: yesGeochemistry, Geophysics, Geosystems, 2021
Slow slip events (SSEs) along subduction zones play an important role in accommodating relative plate motion. SSEs interplay with large megathrust earthquakes and other slow earthquakes, including low frequency and very low frequency earthquakes.
Takuya Nishimura
doaj   +1 more source

Ocean-bottom and surface seismometers reveal continuous glacial tremor and slip

open access: yesNature Communications, 2021
Anomalously slow earthquakes play a critical role in the earthquake cycle and fault sliding. Here, the authors detect continuous seismic radiation from a glacier sliding over its bed and show persistent coastal shaking to represent an addition to the ...
Evgeny A. Podolskiy   +3 more
doaj   +1 more source

Bridging the gap between low-frequency and very-low-frequency earthquakes

open access: yesEarth, Planets and Space, 2020
Slow earthquakes that are observed in the > 1 Hz frequency band are called tectonic tremor or low-frequency earthquakes (LFEs) and those in the 0.01–0.10 Hz band are called very-low-frequency earthquakes (VLFEs).
Koki Masuda   +3 more
doaj   +1 more source

Earthquakes of the Nepal Himalaya : Towards a Physical Model of the Seismic Cycle [PDF]

open access: yes, 2013
Home to hundreds of millions of souls and land of excessiveness, the Himalaya is also the locus of a unique seismicity whose scope and peculiarities still remain to this day somewhat mysterious.
Ader, Thomas Joachim
core   +1 more source

Slow deformation event between large intraslab earthquakes at the Tonga Trench

open access: yesScientific Reports, 2021
Slow deformations associated with a subducting slab can affect quasi-static displacements and seismicity over a wide range of depths. Here, we analyse the seismotectonic activities in the Tonga subduction zone, which is the world’s most active area with ...
Yuta Mitsui   +2 more
doaj   +1 more source

Human-triggered earthquakes and their impacts on human security [PDF]

open access: yes, 2010
A comprehensive understanding of earthquake risks in urbanized regions requires an accurate assessment of both urban vulnerabilities and earthquake hazards.
Christian D. Klose, Christian Klose
core   +1 more source

The slow self-arresting nature of low-frequency earthquakes

open access: yesNature Communications, 2021
Low-frequency earthquakes are a series of small earthquakes with lower dominant frequencies than ordinary earthquakes. By comparing the simulated earthquakes with the real data, we find that low-frequency earthquakes represent an earthquake rupture ...
Xueting Wei   +3 more
doaj   +1 more source

Observations of stress relaxation before earthquakes [PDF]

open access: yes, 2004
Theory and observations suggest that seismic shear wave splitting, caused by fluid-saturated stress-aligned microcracks, directly monitors low-level deformation before fracturing, faulting and earthquakes occur.
Gao, Yuan, Crampin, Stuart
core   +1 more source

Very Low Frequency Earthquakes in Between the Seismogenic and Tremor Zones in Cascadia?

open access: yesAGU Advances, 2022
Megathrust earthquakes and their associated tsunamis cause some of the worst natural disasters. In addition to earthquakes, a wide range of slip behaviors are present at subduction zones, including slow earthquakes that span multiple orders of spatial ...
Wenyuan Fan   +6 more
doaj   +1 more source

Slow slip events are regular earthquakes

open access: yes, 2021
Slow slip events usually occur downdip of seismogenic zones in subduction megathrusts and crustal faults, with rupture speeds much slower than earthquakes.
Weng, Huihui
core   +1 more source

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