Results 11 to 20 of about 558 (165)

High‐Resolution Interseismic Strain Mapping From InSAR Phase‐Gradient Stacking: Application to the North Anatolian Fault With Implications for the Non‐Uniform Strain Distribution Related to Coseismic Slip Distribution

open access: yesGeophysical Research Letters, Volume 50, Issue 15, 16 August 2023., 2023
Abstract High‐resolution interseismic strain mapping is important for studying faulting behavior and for assessing seismic hazards. Interferometric Synthetic Aperture Radar has been widely applied to measure interseismic deformation along active strike‐slip faults. However, phase unwrapping errors and over‐smoothing effects limit its ability to map the
Ziming Liu, Teng Wang
wiley   +1 more source

Active Deformation Pattern in the Western Flank of the Central Taurides, Southern Margin of the Central Anatolian Plateau: Inferences From Geomorphic Markers and Kinematic Indicators

open access: yesTectonics, Volume 42, Issue 6, June 2023., 2023
Abstract The southwestern margin of the Central Anatolian Plateau corresponds to the upper crust of the subduction between African and Anatolian plates, with a high relief of up to 2 km. This mountainous region has distinctive geomorphological features and presents a unique setting to investigate the mechanism of orogenic plateau margin development ...
Tunahan Aykut   +2 more
wiley   +1 more source

Tectonic Evolution of a Sedimented Oceanic Transform Fault: The Owen Transform Fault, Indian Ocean

open access: yesTectonics, Volume 42, Issue 5, May 2023., 2023
Abstract The Owen transform fault (OTF) connecting the Sheba and the Carlsberg spreading ridges in the Indian Ocean currently forms the active plate boundary between India and Somalia plates. This 330‐km‐long transform fault is by far the longest transform fault along the India‐Somalia plate boundary and its valley is buried under the thick distal ...
Alexandre Janin   +9 more
wiley   +1 more source

Sea Level Changes Affect Seismicity Rates in a Hydrothermal System Near Istanbul

open access: yesGeophysical Research Letters, Volume 50, Issue 3, 16 February 2023., 2023
Abstract Small stress changes such as those from sea level fluctuations can be large enough to trigger earthquakes. If small and large earthquakes initiate similarly, high‐resolution catalogs with low detection thresholds are best suited to illuminate such processes. Below the Sea of Marmara section of the North Anatolian Fault, a segment of ≈ $\approx
P. Martínez‐Garzón   +3 more
wiley   +1 more source

An Analytic Expression for the Volcanic Seismic Swarms Occurrence Rate. A Case Study of Some Volcanoes in the World

open access: yesEarth and Space Science, Volume 10, Issue 2, February 2023., 2023
Abstract Seismic swarms are defined as a group of earthquakes occurring very close in time and space but without any distinctively large event triggering their occurrence. Up to now no simple law has been found to describe the swarm occurrence rate. Here we find an expression able to fit the average occurrence rate on some volcanic areas.
C. Godano   +4 more
wiley   +1 more source

Re‐examination of the 1928 Parral, Mexico earthquake (M6.3) using a new multiplatform graphical vectorization and correction software for legacy seismic data

open access: yesGeoscience Data Journal, Volume 10, Issue 1, Page 178-192, January 2023., 2023
Re‐examination of historical earthquakes from legacy seismic data requires reliable vectorization and correction of analog seismograms. Nowadays, computational capabilities allow the development of ad‐hoc programs to perform such analysis. In this work we use Tiitba, our own developed Python based‐software to vectorize, analyze and correct the analog ...
Raúl Daniel Corona‐Fernández   +1 more
wiley   +1 more source

2019 Mw 6.0 Mesetas (Colombia) Earthquake Sequence: Insights From Integrating Seismic and Morphostructural Observations

open access: yesEarth and Space Science, Volume 9, Issue 12, December 2022., 2022
Abstract The boundary between the Northern Andean block and the South American plate is a first‐order tectonic structure in Colombia with historically M > 7 earthquakes. However, details about individual sections of the system remain unknown. We illuminate the seismotectonic of the Algeciras fault by investigating an earthquake sequence that started on
Esteban Poveda   +6 more
wiley   +1 more source

A Global Centroid Single Force Catalog of P‐Wave Microseisms

open access: yesJournal of Geophysical Research: Solid Earth, Volume 127, Issue 4, April 2022., 2022
Abstract P‐wave microseisms are excited by ocean swell activities. The recent development of an ocean wave model allows us to compare them quantitatively. For the comparison, a single force at a centroid location can characterize the seismic excitation. A beamforming method is feasible for locating the centroids efficiently. However, the required plane
Kiwamu Nishida, Ryota Takagi
wiley   +1 more source

Evaluación de los daños ocasionados por sismos en el Patrimonio Cultural del Estado de Puebla, México

open access: yesRevista Criterios, 2019
La República Mexicana es una región altamente sísmica debido a la interacción de las placas del Pacífico, Norteamericana, de Cocos, Rivera y del Caribe.
Patricia Máximo Romero   +7 more
doaj   +1 more source

Adecuación estructural para conjunto residencial en la ciudad de Barquisimeto. Venezuela

open access: yesGaceta Técnica, 2016
Se presenta el proyecto de análisis y reforzamiento estructural para un urbanismo que consta de 31 viviendas con evidentes señales de fallas, construidas en la ciudad de Barquisimeto en el año 2008 sobre un terreno no consolidado.
José Yepéz   +3 more
doaj   +3 more sources

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