Search Results - "Marco Guzmán-Speziale"

GPS constraints on deformation in northern Central America from 1999 to 2017, Part 2: Block rotations and fault slip rates, fault locking and distributed deformation by Ellis, A, DeMets, C, McCaffrey, Robert, Briole, P, Cosenza Muralles, Beatriz, Flores, Omar, Guzmán-Speziale, Marco, Hernández, Douglas, Kostoglodov, Vladimir, LaFemina, Peter, Lord, Neal, Lasserre, Cécile, Lyon-Caen, Hélène, Rodriguez Maradiaga, Manuel, Molina, Enrique, Rivera, Jeffrey, Rogers, Robert, Staller, Alejandra, Tikoff, Basil

“…SUMMARY We describe a new elastic-kinematic model for the present tectonics of northern Central America and southern Mexico, where the Motagua-Polochic fault…”
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Seismic structure beneath the Rivera subduction zone from finite-frequency seismic tomography by Yang, Ting, Grand, Stephen P., Wilson, David, Guzman-Speziale, Marco, Gomez-Gonzalez, Juan Martin, Dominguez-Reyes, Tonatiuh, Ni, James

“…The subduction zone of western Mexico is a unique region on Earth where microplate capture and overriding plate disruption are occurring today. The young,…”
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GPS constraints on deformation in northern Central America from 1999 to 2017, Part 1 – Time-dependent modelling of large regional earthquakes and their post-seismic effects by Ellis, A, DeMets, C, Briole, P, Cosenza, Beatriz, Flores, Omar, Graham, Shannon E, Guzmán-Speziale, Marco, Hernández, Douglas, Kostoglodov, Vladimir, LaFemina, Peter, Lord, Neal, Lasserre, Cécile, Lyon-Caen, Hélène, Rodriguez Maradiaga, Manuel, McCaffrey, Robert, Molina, Enrique, Rivera, Jeffrey, Rogers, Robert, Staller, Alejandra

“…We use continuous and campaign measurements from 215 GPS sites in northern Central America and southern Mexico to estimate coseismic and afterslip solutions…”
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Comment on “A new estimate for present-day Cocos-Caribbean plate motion: Implications for slip along the Central American volcanic arc” by Charles DeMets by Marco Guzmán-Speziale, Juan Martín Gómez

“…We comment on “A new estimate for present‐day Cocos‐Caribbean plate motion: Implications for slip along the Central American volcanic arc” by Charles DeMets…”
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Differences and similarities in the Cocos–North America and Cocos–Caribbean convergence, as revealed by seismic moment tensors by Guzmán-Speziale, Marco, Zúñiga, F. Ramón

“…We investigate the differences and similarities in Cocos–North America and Cocos–Caribbean convergence, reflected by seismicity and seismic moment. We use…”
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Mantle flow in the Rivera—Cocos subduction zone by Soto, Gerardo León, Ni, James F., Grand, Stephen P., Sandvol, Eric, Valenzuela, Raúl W., Speziale, Marco Guzmán, González, Juan M. Gómez, Reyes, Tonatiuh Domínguez

“…Western Mexico, where the young and small Rivera Plate and the adjacent large Cocos Plate are subducting beneath the North American Plate, is a unique region…”
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Kinematic source analysis of the 2003 Tecomán, México, earthquake (Mw 7.6) using teleseismic body waves by Gómez-González, Juan Martín, Mendoza, Carlos, Sladen, Anthony, Guzmán-Speziale, Marco

“…We analyze the Tecomán, Colima, earthquake (Mw 7.6) of January 22, 2003, one of the major seismic events that has occurred in the Colima-Jalisco region,…”
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Oblique plate convergence along arcuate trenches on a spherical Earth. An example from the Western Sunda Arc by Guzmán-Speziale, Marco

“…We propose a new definition of oblique plate convergence. Our model considers arc-trench curvature on a spherical Earth, and defines obliquity as the angle…”
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Seismicity and seismically active faulting of Guatemala: A review by Guzmán-Speziale, Marco, Molina, Enrique

“…We present a review of the main sources of seismicity of Guatemala. The largest seismically active faults are related to the transform, left-lateral, North…”
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Crust and subduction zone structure of Southwestern Mexico by Suhardja, Sandy Kurniawan, Grand, Stephen P., Wilson, David, Guzman-Speziale, Marco, Gomez-Gonzalez, Juan Martin, Dominguez-Reyes, Tonatiuh, Ni, James

“…Southwestern Mexico is a region of complex active tectonics with subduction of the young Rivera and Cocos plates to the south and widespread magmatism and…”
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Beyond the Motagua and Polochic faults: Active strike-slip faulting along the Western North America–Caribbean plate boundary zone by Guzmán-Speziale, Marco

“…I investigate the role of two strike-slip faults in the tectonics of the western North America–Caribbean plate margin. The Ixcan fault, located in Guatemala…”
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The triple junction of the North America, Cocos, and Caribbean plates. What we know, what we don’t by Guzmán-Speziale, Marco

“…We present a summary of the tectonic elements of the North America-Caribbean-Cocos triple junction area. In the vicinity of the triple junction, displacement…”
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Seismic Strain rate along the Middle America Trench reveals significant differences between Cocos—North America and Cocos—Caribbean convergence by Guzmán-Speziale, Marco, Martín Gómez-González, Juan

“…Centroid-moment tensor solutions for thrust-faulting earthquakes in the last 27 yr are used to obtain and compare seismic strain rate associated to the…”
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Seismic activity along the central america volcanic arc: is it related to subduction of the Cocos plate? by Guzmán-Speziale, Marco, Valdés-González, Carlos, Molina, Enrique, Martín Gómez, Juan

“…We determine seismic strain rate of tectonic earthquakes along the Central America Volcanic Arc. We then compare this result to those obtained from earthquakes…”
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Comment on "Subduction in the Indo-Burma Region: Is it still active?" by S. P. Satyabala by Guzmán-Speziale, Marco, Ni, James F.

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Elastic thickness of the oceanic lithosphere beneath Tehuantepec ridge by Marina Manea, Vlad C. Manea, Vladimir Kostoglodov, Marco Guzmán-Speziale

“…La relación entre la batimetría y la anomalía de gravedad de aire libre se analizó por medio del método de la admitancia para 7 perfiles que cruzan la…”
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Elastic thickness of the oceanic lithosphere beneath Tehuantepec ridge by Marco Guzmán-Speziale, Vladimir Kostoglodov, Vlad C. Manea, Marina Manea

“…Relationship between bathymetry and free-air gravity is analyzed by computing response function (admittance) for 7 shipborne profiles crossing the Tehuantepec…”
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Active seismic deformation in the grabens of northern Central America and its relationship to the relative motion of the North America–Caribbean plate boundary by Guzmán-Speziale, Marco

“…The active seismic deformation along the grabens of northern Central America is calculated using a method which relates relative plate velocity with the…”
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Hypocentral cross-sections and arc-trench curvature by Marco Guzmán-Speziale

“…Se presenta un método para obtener el centro de curvatura (polo) así como los puntos de inflexión de trincheras sobre una Tierra esférica. Dicha información es…”
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Deep structural setting of the North American-Caribbean plate boundary in eastern Guatemala by G. Giunta, M. Guzmán-Speziale, M. Menichetti, E. Lodolo, C. Zanolla

“…Two-dimensional inverse gravity modeling is presented to help determine the deep structural framework of the left-lateral Polochic-Motagua fault systems. They…”
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