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Mostrando ítems 11-20 de 107
The seismically active Andean and Central American margins: Can satellite gravity map lithospheric structures?
(2011-11-17)
The spatial resolution and quality of geopotential models (EGM2008, EIGEN-5C, ITG-GRACE03s, and GOCO-01s) have been assessed as applied to lithospheric structure of the Andean and Central American subduction zones. For the ...
Resumen de Ponencia: Mineralogía de las rocas volcánicas (Cretácico al Presente) de Costa Rica: Un avance de investigación.
(IX Congreso Geológico de América Central & VI Congreso Geológico Nacional 2008, 2008-07-02)
Desde hace varias décadas, se tienen estudios mineralógicos detallados con microsonda electrónica de rocas volcánicas de Costa Rica de diversa composición petrográfica y ambiente geotectónico. Sin embargo, no se ha realizado ...
Distribución geográfica de los sismos contenidos en el catálogo de la Red Sismológica Nacional de Costa Rica
Geographic distribution of the earthquakes included in the catalog of National Seismological Network of Costa Rica
(2018)
En este artículo se analiza la distribución espacio-temporal de la sismicidad en Costa Rica, contenida
en el catálogo sísmico de la Red Sismológica Nacional para el periodo 1975-2014. La distribución
geográfica de la ...
Analysis of Seismic Activity near Theodore Roosevelt Dam, Arizona, during the Occupation of the EarthScope/USArray Transportable Array
(2012)
Rate and distribution of seismic activity are important indicators of the overall state of tectonic stress within a region. In regions characterized by low levels of seismicity, active fault surfaces are rarely visible at ...
COVID-19 lockdown effects on the seismic recordings in Central America
(2021-09-30)
A noticeable decrease in seismic noise was registered
worldwide during the lockdown measures implemented
in 2020 to prevent the spread of COVID-19. In Central America,
strong lockdown measures started during March of ...
Nature of crustal terranes and the Moho in northern Costa Rica from receiver function analysis
(2010-01)
The Central American subduction zone in northern Costa Rica shows along‐strike variations in both the incoming and overriding plates. By analyzing the subducting oceanic Moho (M1) and the upper plate Moho (M2) with receiver ...
Magmatic and Tectonic Domains of Central Costa Rica and the Irazú-Turrialba Volcanic Complex Revealed by Ambient Noise Tomography
(2022-11)
The Central America Volcanic Arc runs from Guatemala to Panama, locally interrupted in Costa Rica after the twin-system Irazú-Turrialba Volcanic Complex, at the onset of the Talamanca Cordillera. A marked geological ...
El sismo de Capellades del 2016 y su secuencia sísmica: manifestación de fallamiento de rumbo en el arco volcánico de Costa Rica
The 2016 Capellades earthquake and its seismic sequence: Expression of strike-slip faulting in the volcanic arc of Costa Rica
(2018-05)
El 30 de noviembre del 2016 a las 18:25 (00:25 UTC del 1º de diciembre) ocurrió un sismo de Mw 5,5 a una profundidad de 2,7 km, 4 km al norte de Capellades de Alvarado, Costa Rica. Fue ...
Tsunamis and Tsunami Hazards in Central America
(2000-02)
A tsunami catalogue for Central America is compiled containing 49 tsunamis for the
period 1539–1996, thirty seven of them are in the Pacific and twelve in the Caribbean. At the Caribbean side, 5 events are related with ...