Mostrando 10 resultados de: 16
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Article(16)
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Journal of Volcanology and Geothermal Research(5)
Bulletin of Volcanology(2)
Geochemistry, Geophysics, Geosystems(2)
Chemical Geology(1)
Contributions to Mineralogy and Petrology(1)
3D Local Earthquake Tomography of the Ecuadorian Margin in the Source Area of the 2016 Mw 7.8 Pedernales Earthquake
ArticleAbstract: Based on manually analyzed waveforms recorded by the permanent Ecuadorian network and our large aftePalabras claves:aftershocks, ECUADOR, megathrust earthquake, Seismic tomography, subduction zone, velocity structureAutores:Agurto-Detzel H., Alexandra P. Alvarado, Beck S.L., Bie L., Charvis P., Galve A., Hoskins M.C., Laigle M., León-Ríos S., Mario C. Ruiz, Meltzer A., Oregioni D., Rietbrock A., Silvana Hidalgo, Woollam J., Yvonne FontFuentes:scopusConstraining magma sources using primitive olivine-hosted melt inclusions from Puñalica and Sangay volcanoes (Ecuador)
ArticleAbstract: Constraining arc magma sources at continental arc settings is a delicate task, because chemical signPalabras claves:ECUADOR, melt inclusions, Olivine, Primary magmas, subduction zone, Volatile elementsAutores:Diego F. Narváez, Koga K.T., Pablo Samaniego Ponce, Rose-Koga E.F., Silvana HidalgoFuentes:googlescopusAsh and gas discharge during open vent activity at El Reventador (Ecuador): explosion-style transitions driven by conduit capping
ArticleAbstract: Since the VEI 4 eruption of November 2002, El Reventador volcano (Ecuador) has been the site of persPalabras claves:Ash venting, ECUADOR, Open vent, Strombolian explosion, Vulcanian explosionAutores:Bani P., Battaglia J., Benbakkar M., Diego F. Narváez, Freddy Vásconez, Harris A.J.L., Moussallam Y., Silvana HidalgoFuentes:googlescopusAcross-arc versus along-arc Sr-Nd-Pb isotope variations in the Ecuadorian volcanic arc
ArticleAbstract: Previous studies of the Ecuadorian arc (1°N–2°S) have revealed across-arc geochemical trends that arPalabras claves:along-arc variations, arc magmatism, ECUADOR, Northern Volcanic Zone, radiogenic isotopes, SubductionAutores:Ancellin M.A., Gannoun A., Nauret F., Pablo Samaniego Ponce, Silvana Hidalgo, Vlastelic I.Fuentes:scopusAdakitic magmas in the Ecuadorian Volcanic Front: Petrogenesis of the Iliniza Volcanic Complex (Ecuador)
ArticleAbstract: The Iliniza Volcanic Complex (IVC) is a poorly known volcanic complex located 60 km SSW of Quito inPalabras claves:Adakites, ECUADOR, geochemistry, LA-ICP-MA, Metasomatism, NVZ, Volcanic complexAutores:Chazot G., Cotten J., Eissen J.P., Martin H., Monzier M., Silvana HidalgoFuentes:googlescopusGeochronological evolution of the potentially active Iliniza Volcano (Ecuador) based on new K-Ar ages
ArticleAbstract: The youngest volcanism of the Ecuadorian Volcanic Front (Western Cordillera) is mainly dominated byPalabras claves:ECUADOR, geomorphology, Iliniza volcano, K-Ar dating, Volcanic hazardsAutores:Espín P.A., Lahitte P., LePennec J.L., Liorzou C., Marco D. Córdova, Pablo Samaniego Ponce, Quidelleur X., Santiago Santamaría, Silvana HidalgoFuentes:scopusGlass shard K-Ar dating of the Chalupas caldera major eruption: Main Pleistocene stratigraphic marker of the Ecuadorian volcanic arc
ArticleAbstract: New K-Ar ages obtained on juvenile pumice glass shards indicate that the Chalupas ignimbrite, one ofPalabras claves:Chalupas, ECUADOR, Glass shards, Ignimbrite eruption, K-Ar datingAutores:Bablon M., LePennec J.L., Liorzou C., Nouet J., Pablo Samaniego Ponce, Quidelleur X., Santiago Santamaría, Siani G., Silvana HidalgoFuentes:scopusEruptive chronology of Tungurahua volcano (Ecuador) revisited based on new K-Ar ages and geomorphological reconstructions
ArticleAbstract: This study focuses on the evolution through time of Tungurahua volcano (Ecuador), and provides new iPalabras claves:ECUADOR, geochemistry, geomorphology, K-Ar dating, Tungurahua VolcanoAutores:Bablon M., Jorge Eduardo Bustillos, Lahitte P., LePennec J.L., Liorzou C., Pablo Samaniego Ponce, Quidelleur X., Silvana HidalgoFuentes:scopusHolocene Marine Tephra Offshore Ecuador and Southern Colombia: First Trench-to-Arc Correlations and Implication for Magnitude of Major Eruptions
ArticleAbstract: Tephra layers preserved in marine sediments are strong tools to study the frequency, magnitude and sPalabras claves:ECUADOR, geochemistry, land-sea correlation, tephrochronology, VolcanologyAutores:Bablon M., Collot J.Y., Devidal J.L., Jean Noël Proust, LePennec J.L., Liorzou C., Michaud F.A., Migeon S., Miguel González, Nauret F., Orange F., Pablo Samaniego Ponce, Patricia A. Mothes, Ratzov G., Saillard M., Silvana Hidalgo, Silvia X. VallejoFuentes:scopusInteractions between active tectonics and gravitational deformation along the Billecocha fault system (Northern Ecuador): Insights from morphological and paleoseismological investigations
ArticleAbstract: The Billecocha plateau (4000 m a.s.l.) lies in the high elevation Ecuadorian Andes volcanic arc. ItPalabras claves:active tectonics, Deep seated gravitational slope deformations (DSGSD), ECUADOR, Paleoseismology, Paraglacial deformations, Volcano-tectonic interactionsAutores:Alexandra P. Alvarado, Audin L., Baize S., D. Saqui, Daniel Alejandro Pacheco, Jomard H., Julien Bernard, Mario C. Ruiz, Mónica Segovia, Silvana HidalgoFuentes:scopus