Browsing Observatorio Vulcanológico y Sismológico de Costa Rica by Title
Now showing items 129-148 of 175
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Scattering of light by colloidal aluminosilicate particles Produces the unusual sky-blue color of Río Celeste (Tenorio Volcano Complex, Costa Rica)
(2013-09-18)Río Celeste (Sky-Blue River) in Tenorio National Park (Costa Rica), a river that derives from the confluence and mixing of two colorless streams-Río Buenavista (Buenavista River) and Quebrada Agria (Sour Creek)-is renowned ... -
Seismic activity at Irazú volcano after the 5th September 2012 Nicoya, Earthquake, Costa Rica
(2013)Póster sobre actividad sísmica en el volcán Irazú después del terremoto del 5 de septiembre de 2012 en Nicoya, Costa Rica -
Seismic cycle and plate margin deformation in Costa Rica: GPS observations from 1994 to 1997
(American Geophysical Union, 1999-12-10)Global Positioning System (GPS) observations in Costa Rica from 1994 to 1997 reveal a complex pattern of motion consistent with the superposition of seismic cycle and secular plate margin deformation. In the south, velocity ... -
Seismogenic zone structure along the Middle America Trench, Nicoya Peninsula, Costa Rica, from 3D local earthquake tomography
(American Geophysical Union, 2004)Resumen de la ponencia "Estructura de la zona sismogénica a lo largo de la Fosa Mesoamericana, Nicoya Península, Costa Rica, a partir de tomografía sísmica local 3D" -
Seismogenic zone structure along the middle America trench: results from the Costa Rica seismogenic zone experiment
(IUGG General Assembly, 2003-06-30)Summary of the paper Seismogenic zone structure along the middle america trench: Results fromthe costa rica seismogenic zone experiment -
Seismogenic zone structure beneath the Nicoya Peninsula, Costa Rica, from three-dimensional local earthquake P- and S-wave tomography
(Geophysical Journal International, 2006)The subduction plate interface along the Nicoya Peninsula, Costa Rica, generates damaging large (Mw > 7.5) earthquakes. We present hypocenters and 3-D seismic velocity models (VP and VP/VS) calculated using simultaneous ... -
Short-period volcanic gas precursors to phreatic eruptions: Insights from Poás Volcano, Costa Rica
(Elsevier, 2016-03)Volcanic eruptions involving interaction with water are amongst the most violent and unpredictable geologic phenomena on Earth. Phreatic eruptions are exceptionally difficult to forecast by traditional geophysical techniques. ... -
Sismicidad de Costa Rica, Evaluación y Monitoreo de la Brecha Sísmica de Nicoya
(2004-08-27)Eventos sísmicos superficiales se presentan en Costa Rica: a) asociados con la subducción de la Placa del Coco bajo la Placa del Caribe y el Bloque de Panamá; b) a lo largo de la zona de fracturas de Panamá; c) como ... -
Sismo de Capellades 01 diciembre 2016, Cartago, Costa Rica
(REVISTA GEOGRÁFICA DE AMÉRICA CENTRAL, 2018)En este trabajo se hace una descripción de la fuente sísmica del sismo de Capellades, provincia de Cartago, Costa Rica, del 1 de diciembre de 2016, 00:25:20 hora UTC. Se estudian los parámetros de la fuente, centroide, ... -
El sismo del Cerro de la Muerte, Pérez Zeledón, Ml=5,4, del 21 de octubre de 2023
(Universidad Nacional, Costa Rica, 2023)Un sismo con magnitud 5,4 Ml ocurrió el 21 de octubre de 2023 a las 4:45 am hora local de Costa Rica, cuyo epicentro se ubicó a 1.1 km hacia el Sur de Buena Vista de Rivas en Pérez Zeledón, con una profundidad de 16 ... -
El sismo del Cerro de la Muerte, Pérez Zeledón, Ml=5,4, del 21 de octubre de 2023
(Universidad Nacional, Costa Rica, 2023)Informe enmarcado dentro del Proyecto Red de Monitoreo Geodinámico de Costa Rica 2019-2023 -
Space- and ground-based measurements of sulphur dioxide emissions from Turrialba Volcano (Costa Rica)
(Springer Verlag, 2012-06-21)Remotely sensed measurements of sulphur dioxide (SO2) emitted by Turrialba Volcano (Costa Rica) are reported for the period September 2009–January 2011. Thesemeasurements were obtained using images from Advanced Spaceborne ... -
Spatial shifts in fumarolic degassing at Poás volcano: Phreatic Activity in the Ultra Acid Crater Lake versus Subaerial Degassing
(IAVCEI Commission on Hazards and Risk, 2011-09-11)Summary of the presentation Spatial shifts in fumarolic degassing at Poás volcano: Phreatic Activity in the Ultra Acid Crater Lake versus Subaerial Degassing -
Sulphur isotopic composition of volcanic gases from Poás and Turrialba volcanoes, Costa Rica
(Goldschmidt Conference, 2015)Póster presentado en Goldschmidt Conference 2015 -
The 27 February 2022 Lop Nor earthquake: detectability, location, and discrimination
(Seismological Society of America (SSA), 2022)A seismic event with mb 4.8 (Mw 4.2) was detected close to the Chinese Lop Nor nuclear test site on 27 February 2022. Waveforms recorded at regional and far regional distances in central Asia indicate greater likeness with ...