Results 21 to 30 of about 74,121 (304)

Determination of tsunami run-up and golden time in the megathrust subduction zone of the sunda strait segment [PDF]

open access: yesE3S Web of Conferences, 2021
The Indonesian Disaster Data and Information Management Database state that the tsunami in the Megathrust Subduction Zone of the Sunda Strait Segment is a disaster threat with high impact and loss of life every time it occurs.
Sarikanti Ponangsera Iko   +3 more
doaj   +1 more source

Upper mantle melt caused by a subducted slab in the Indian-Eurasian continental subduction zone

open access: yesCommunications Earth & Environment, 2023
A low-velocity layer atop the mantle transition zone has been extensively observed worldwide. In subduction zones, this layer is widely explained as partial melting triggered by slab subduction on a regional or global scale. However, direct observational
Guohui Li   +4 more
doaj   +1 more source

Subduction Zones: A Short Review

open access: yes, 2023
Subduction zones are locations on Earth where the oceanic material of one tectonic plate dives below the material (oceanic or continental) of another tectonic plate into the mantle. They are the most complex and dramatic tectonic features on our home planet and have been the subject of intense investigations, some of which pre-date the advent of the ...
openaire   +2 more sources

Submergence and uplift associated with the giant 1833 Sumatran subduction earthquake: Evidence from coral microatolls [PDF]

open access: yes, 1999
The giant Sumatran subduction earthquake of 1833 appears as a large emergence event in fossil coral microatolls on the reefs of Sumatra's outer-arc ridge.
Edwards, R. Lawrence   +4 more
core   +1 more source

Numerical models of slab migration in continental collision zones [PDF]

open access: yesSolid Earth, 2012
Continental collision is an intrinsic feature of plate tectonics. The closure of an oceanic basin leads to the onset of subduction of buoyant continental material, which slows down and eventually stops the subduction process.
V. Magni   +3 more
doaj   +1 more source

Triggered seismicity associated with the 1990 Nicoya, Costa Rica, M-w=7.0 earthquake [PDF]

open access: yes, 2009
The 25 March 1990 (M-w = 7.0) subduction megathrust earthquake that occurred offshore the Nicoya Peninsula, Costa Rica, produced a large number of aftershocks on the subduction plate interface as expected and preceded an unusual sequence of earthquakes ...
Bilek, SL   +2 more
core   +1 more source

What Controls Maximum Magnitudes of Giant Subduction Earthquakes?

open access: yesGeochemistry, Geophysics, Geosystems, 2020
Giant earthquakes with magnitudes above 8.5 occur only in subduction zones. Despite the developments made in observing large subduction zone earthquakes with geophysical instruments, the factors controlling the maximum size of these earthquakes are still
Iskander A. Muldashev   +1 more
doaj   +1 more source

An Evaluation of Proposed Mechanisms of Slab Flattening in Central Mexico [PDF]

open access: yes, 2010
Central Mexico is the site of an enigmatic zone of flat subduction. The general geometry of the subducting slab has been known for some time and is characterized by a horizontal zone bounded on either side by two moderately dipping sections.
Clayton, Robert W., Skinner, Steven M.
core   +2 more sources

Sulfur loss from subducted altered oceanic crust and implications for mantle oxidation [PDF]

open access: yes, 2020
© The Author(s), [year]. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Walters, J. B., Cruz-Uribe, A. M., & Marschall, H. R.
Cruz‐Uribe, Alicia M.   +2 more
core   +1 more source

Sporadic low-velocity volumes spatially correlate with shallow very low frequency earthquake clusters

open access: yesNature Communications, 2017
In the Nankai subduction zone a low-velocity zone (LVZ) has been detected. Here, the authors present shear wave velocity profiles to show that low frequency earthquakes correlate with the distribution of the LVZ in the Nankai subduction zone.
Takashi Tonegawa   +5 more
doaj   +1 more source

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