Mostrando 10 resultados de: 12
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Marine Geology(2)
Earth and Planetary Science Letters(1)
Geochemistry, Geophysics, Geosystems(1)
Geology(1)
Geophysical Journal International(1)
A honeycomb seafloor morphology in carbonate sediment of the Carnegie Ridge (offshore Ecuador): Formation and potential geodynamic significance
ArticleAbstract: Based on swath bathymetry, two-dimensional, high-resolution seismic reflection profiles, and Ocean DPalabras claves:Autores:Dano A., De Min L., Glenda Loayza, Jean Noël Proust, Jean Yves Collot, Khaoulani A., Lebrun J.F., María José Hernández, Michaud F.A., Pouderoux H., Ratzov G., Stoll Y.Fuentes:scopusFrom Long- to Short-Term Inter-Plate Coupling at the Subducted Carnegie Ridge Crest, Offshore Central Ecuador
ArticleAbstract: We investigate the relationship between the long-term (Quaternary) interplate coupling and the shortPalabras claves:Autores:Carlos Martillo-Bustamante, Jean Mathieu Nocquet, Jean Noël Proust, Jean Yves Collot, Lebrun J.F., María José Hernández, Michaud F.A., Popescu S., Ratzov G., Schenini L.Fuentes:scopusFlare-Shaped Acoustic Anomalies in the Water Column Along the Ecuadorian Margin: Relationship with Active Tectonics and Gas Hydrates
ArticleAbstract: With hull-mounted multibeam echosounder data, we report for the first time along the active EcuadoriPalabras claves:Acoustics, Backscatter, Continental margin, ECUADOR, Fluid, Multibeam, Seepage, SubductionAutores:Carlos Martillo-Bustamante, Dano A., Glenda Loayza, Guiyeligou G.D., Jean Noël Proust, Jean Yves Collot, Lebrun J.F., María José Hernández Salazar, Michaud F.A., Pouderoux H., Ratzov G., Schenini L.Fuentes:scopusEarthquake-triggered deposits in the subduction trench of the north Ecuador/south Colombia margin and their implication for paleoseismology
ArticleAbstract: The north Ecuador/south Colombia convergent margin is affected by recurrent subduction earthquakes wPalabras claves:210 Pb excess, Colombia trench, earthquakes, Levee, TurbiditesAutores:Garibaldi C., Jean Yves Collot, Migeon S., Ratzov G., Schmidt S., Texier L., Zaragosi S.Fuentes: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:scopusMass-transport deposits in the northern Ecuador subduction trench: Result of frontal erosion over multiple seismic cycles
ArticleAbstract: Investigations of Mass-Transport Deposits (MTDs) and turbidite deposition in the confined North EcuaPalabras claves:Earthquake, erosion, mass-transport deposit, Seismic cycle, Subduction, TurbiditeAutores:Jean Yves Collot, Migeon S., Ratzov G., Sosson M.Fuentes:scopusLate Quaternary geomorphologic evolution of submarine canyons as a marker of active deformation on convergent margins: The example of the South Colombian margin
ArticleAbstract: The morphology of Patia and Mira canyons on the South Colombian convergent margin reflects an interpPalabras claves:active tectonics, Convergent margins, submarine canyonAutores:Jean Yves Collot, Migeon S., Ratzov G., Sosson M.Fuentes:scopusTwo types of slab components under Ecuadorian volcanoes supported by primitive olivine-hosted melt inclusion study
ArticleAbstract: The origin of several geochemical parameters in continental arc lavas (e.g., La/Yb, Ba/Th) is controPalabras claves:Andes, Mantle metasomatism, Northern Volcanic Zone, Primitive magma, subduction zone, Trace elementAutores:Diego F. Narváez, Koga K.T., Pablo Samaniego Ponce, Ratzov G., Rose-Koga E.F., Silvana HidalgoFuentes:googlescopusQuaternary sedimentation and active faulting along the Ecuadorian shelf: preliminary results of the ATACAMES Cruise (2012)
ArticleAbstract: Selected high-resolution seismic-reflection profiles and multibeam bathymetry acquired along the conPalabras claves:Canyon, ECUADOR, Fault, Sediment supply, Subduction, TectonicAutores:Calderon M., Carlos Martillo-Bustamante, D. Barba, Dano A., De Min L., Gabriela Ponce, Glenda Loayza, González M., Jean Noël Proust, Jean Yves Collot, L. Penafiel, Lebrun J.F., María José Hernández, Michaud F.A., Pouderoux H., Ratzov G., Schenini L., Urresta A., Witt C.Fuentes:scopusSubmarine landslides along the North Ecuador - South Colombia convergent margin: Possible tectonic control
Conference ObjectAbstract: A morphometric analysis of submarine landslides on the continental slope of north Colombia - south EPalabras claves:Autores:Jean Yves Collot, Le Gonidec Y., Lopez E., Michaud F.A., Migeon S., Ratzov G., Sosson M.Fuentes:scopus