Results 51 to 60 of about 7,640 (131)

Design and Construction of Equipment for Applying the Geophysical Prospecting Method Electric Tomography

open access: yesPublicaciones e Investigación, 2013
Outlines the procedure for the design and construction of electric equipment for geophysical prospecting through electrical tomography method. The team is of average power, ensuring exploration depths quite suitable for applications and commercial and ...
Fabio Héctor Giraldo Sánchez   +1 more
doaj   +1 more source

Caracterización de Sitio empleando Prospección Geofísica y Geotécnica. Caso de estudio Vía principal Troncal Central del Norte (Ruta Nacional 55) a la altura del Km 68+500 en el Municipio de Pamplona, Norte De Santander (Colombia)

open access: yesBoletín de Ciencias de la Tierra, 2020
En el artículo presente se aplicaron técnicas Geofísicas y Geotécnicas para la caracterización del subsuelo a la altura del Km 68+500 de la vía principal Troncal Central del Norte (Ruta Nacional 55).
Anyelo Jose Moya Gutierrez
doaj   +1 more source

MMS Observations of Multi‐Species Wave‐Particle Interactions and Rapid Foreshock Evolution

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 8, August 2026.
Abstract The ion foreshock is the region upstream of Earth's bow shock where magnetic field lines connect to the quasi‐parallel shock surface. Within this region, there exist a variety of backstreaming ion populations from the shock ramp that can generate ultra‐low frequency (ULF) waves through wave‐particle interactions. In this work, we use data from
Guan Le   +11 more
wiley   +1 more source

Pressurization of Shallow Magma Reservoir Preceding Basaltic Eruptions at an Open‐Vent Volcano

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 8, August 2026.
Abstract Open‐vent volcanoes are characterized by the persistent activity of outgassing, lava effusion and mild explosions, which is, however, occasionally interrupted by more violent explosive activity (paroxysm), for example, Stromboli (Italy). In spite of the different (two orders of magnitude) explosive intensities and different petrological magma ...
A. Ishikawa   +8 more
wiley   +1 more source

Thermochemical Controls on the X, 410, and 660 Discontinuities in the Central Mediterranean

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 8, August 2026.
Abstract The mantle beneath the Central Mediterranean is thermally and compositionally heterogeneous, as indicated by fragmented and locally stagnant slabs in tomographic images and HIMU‐like anorogenic magmatism. Mantle discontinuities are sensitive to both temperature and composition, and thus provide a way to quantify these heterogeneities.
Luciana Bonatto   +4 more
wiley   +1 more source

Detección de capas de desechos con métodos geoeléctricos: caso Relleno Sanitario Río Azul, Costa Rica

open access: yesRevista Geológica de América Central, 2013
El Relleno Sanitario Río Azul, recibió por 34 años desechos de diversas zonas de la Gran Área Metropolitana, y por tres décadas fue operado con una disposición de residuos poco planificada.
Jorge Suárez, Héctor Zúñiga
doaj  

iS‐GNN: Interpolation of Crustal Stress Maps Using a Graph Neural Network Model

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 4, August 2026.
Abstract Estimating the orientation of the maximum horizontal stress (SHmax) from sparse and unevenly distributed geophysical observations remains a persistent challenge in tectonic and geomechanical stress studies. Classical interpolation methods often neglect the multiscale tectonic–geological heterogeneity of the crust, leading to biased estimates ...
Kwame A. Gyamfi, Michele M. C. Carafa
wiley   +1 more source

Volcán de Colima

open access: yesGeofísica Internacional, 1993
Volcán Colima is currently one of the most dangerous volcanoes in Mexico. It presents hazards at various scales. It has a history of frequent eruptions during the past 450 years, for which there are written records. To better understand the nature of the
Ana Lilian Martin del Pozzo
doaj   +1 more source

Active Tectonics of the Eastern and Southern Alps ‐ Crustal Response to Deep Processes? A Review

open access: yesTectonics, Volume 45, Issue 8, August 2026.
Abstract Owing to the low N‐S convergence rates between Adria and Europe, crustal deformation rates in the Alps and its forelands are low. Active tectonics are, therefore, difficult to study, especially as non‐tectonic landscape forming processes can erase or modify the tectonic surface imprint. Large‐scale and dense seismological data recently offered
Christoph Grützner   +20 more
wiley   +1 more source

Architecture of the Patrimonio Fault System and the Miocene Post‐Orogenic Extension in Alpine Corsica (France)

open access: yesTectonics, Volume 45, Issue 8, August 2026.
Abstract The exhumation of Alpine Corsica is the result of Oligocene‐Miocene lithospheric back‐arc extension in the wake of the eastward migration of Apenninic subduction. Although the geometry, kinematics and timing of ductile detachments are well constrained, the brittle extension leading to final exhumation of Alpine Corsica is less documented.
Simone Masoch   +7 more
wiley   +1 more source

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