Search Results - "Luzón, Francisco"

A computer code for forward calculation and inversion of the H/V spectral ratio under the diffuse field assumption by García-Jerez, Antonio, Piña-Flores, José, Sánchez-Sesma, Francisco J., Luzón, Francisco, Perton, Mathieu

“…During a quarter of a century, the main characteristics of the horizontal-to-vertical spectral ratio of ambient noise HVSRN have been extensively used for site…”
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The inversion of spectral ratio H/V in a layered system using the diffuse field assumption (DFA) by Piña-Flores, José, Perton, Mathieu, García-Jerez, Antonio, Carmona, Enrique, Luzón, Francisco, Molina-Villegas, Juan C., Sánchez-Sesma, Francisco J.

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A theory for microtremor H/V spectral ratio: application for a layered medium by Sánchez‐Sesma, Francisco J., Rodríguez, Miguel, Iturrarán‐Viveros, Ursula, Luzón, Francisco, Campillo, Michel, Margerin, Ludovic, García‐Jerez, Antonio, Suarez, Martha, Santoyo, Miguel A., Rodríguez‐Castellanos, Alejandro

“…SUMMARY Microtremors are produced by multiple random sources close to the surface of the Earth. They may include the effects of multiple scattering, which…”
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Horizontal-to-Vertical Spectral Ratio of Ambient Vibration Obtained with Hilbert–Huang Transform by Neukirch, Maik, García-Jerez, Antonio, Villaseñor, Antonio, Luzón, Francisco, Ruiz, Mario, Molina, Luis

“…The Horizontal-to-Vertical Spectral Ratio (HVSR) of ambient vibration measurements is a common tool to explore near surface shear wave velocity (Vs) structure…”
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On the Utility of Horizontal-to-Vertical Spectral Ratios of Ambient Noise in Joint Inversion with Rayleigh Wave Dispersion Curves for the Large-N Maupasacq Experiment by Neukirch, Maik, García-Jerez, Antonio, Villaseñor, Antonio, Luzón, Francisco, Brives, Jacques, Stehly, Laurent

“…Horizontal-to-Vertical Spectral Ratios (HVSR) and Rayleigh group velocity dispersion curves (DC) can be used to estimate the shallow S-wave velocity (VS)…”
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A new closed analytical solution for the elastodynamic half-space Green’s function by Sánchez-Sesma, Francisco J., Luzón, Francisco, García-Jerez, Antonio, Perton, Mathieu, Sáenz-Castillo, Mario A., Sierra-Álvarez, César A.

“…The elastodynamic half-space Green’s function has been the subject of research for more than a century since the Lamb’s classical solution. Here, we revisit…”
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Modeling the two- and three-dimensional displacement field in Lorca, Spain, subsidence and the global implications by Fernandez, Jose, Prieto, Juan F., Escayo, Joaquin, Camacho, Antonio G., Luzón, Francisco, Tiampo, Kristy F., Palano, Mimmo, Abajo, Tamara, Pérez, Enrique, Velasco, Jesus, Herrero, Tomas, Bru, Guadalupe, Molina, Iñigo, López, Juan, Rodríguez-Velasco, Gema, Gómez, Israel, Mallorquí, Jordi J.

“…Land subsidence associated with overexploitation of aquifers is a hazard that commonly affects large areas worldwide. The Lorca area, located in southeast…”
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Use of peaks and troughs in the horizontal-to-vertical spectral ratio of ambient noise for Rayleigh-wave dispersion curve picking by Piña-Flores, José, Cárdenas-Soto, Martín, García-Jerez, Antonio, Seivane, Helena, Luzón, Francisco, Sánchez-Sesma, Francisco J.

“…To assist in the identification of fundamental-mode dispersion curves of Rayleigh waves in dispersion diagrams, we explore the relation between the shape of…”
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Imaging the structure of the Sun Pyramid (Teotihuacán, Mexico) from passive seismic methods by Piña-Flores, José, Cárdenas-Soto, Martín, Sarabia-González, Alejandro, García-Jerez, Antonio, Sierra-Álvarez, César A., Sáenz-Castillo, Mario A., Luzón, Francisco, Sánchez-Sesma, Francisco J.

“…The Sun Pyramid in Teotihuacán, Mexico, belongs to the cultural heritage of Mexico and the world. Built nearly a millennium ago, the Pyramid is poorly known in…”
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Diffuse elastic wavefield within a simple crustal model. Some consequences for low and high frequencies by García-Jerez, Antonio, Luzón, Francisco, Sánchez-Sesma, Francisco J., Lunedei, Enrico, Albarello, Dario, Santoyo, Miguel A., Almendros, Javier

“…The reliability of usual assumptions regarding the wavefield composition in applications of the Diffuse Field Approach (DFA) to passive seismic prospecting is…”
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On the correlation of seismic microtremors by Francisco J. Chávez-García, Francisco Luzón

“…We present results of the analysis of microtremor measurements using a small array. Our analysis is based on the computation of cross‐correlation functions…”
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Elastodynamic 2D Green function retrieval from cross-correlation: Canonical inclusion problem by Sánchez‐Sesma, Francisco J., Pérez‐Ruiz, Juan A., Campillo, Michel, Luzón, Francisco

“…It has been demonstrated experimentally and theoretically that cross‐correlation at two points subjected to diffuse wavefields leads to the emergence of the…”
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Identification of T-Waves in the Alboran Sea by Carmona, Enrique, Almendros, Javier, Alguacil, Gerardo, Soto, Juan Ignacio, Luzón, Francisco, Ibáñez, Jesús M.

“…Analyses of seismograms from ~1,100 north-Moroccan earthquakes recorded at stations of the Red Sísmica de Andalucía (Southern Spain) reveal the systematic…”
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Current Topics on Deformation Monitoring and Modelling, Geodynamics and Natural Hazards: Introduction by González, Pablo J., Herrera, Gerardo, Luzón, Francisco, Tizzani, Pietro

“…Issue Title: Special issue: Current topics on deformation monitoring and modelling, geodynamics and natural hazards…”
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Surface dynamic deformation estimates from local seismicity: the Itoiz reservoir, Spain by Santoyo, Miguel A., Martínez-Garzón, Patricia, García-Jerez, Antonio, Luzón, Francisco

“…We analyze the ground motion time histories due to the local seismicity near the Itoiz reservoir to estimate the near-source, surface 3D displacement gradients…”
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Diffuse fields in dynamic elasticity by Sánchez-Sesma, Francisco J., Pérez-Ruiz, J. Alfonso, Luzón, Francisco, Campillo, Michel, Rodríguez-Castellanos, Alejandro

“…In this article the problem of Green function retrieval from correlations is approached from a theoretical point of view and for this purpose an integral…”
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Structure of Alluvial Valleys from 3-D Gravity Inversion: The Low Andarax Valley (Almería, Spain) Test Case by Camacho, Antonio G., Carmona, Enrique, García-Jerez, Antonio, Sánchez-Martos, Francisco, Prieto, Juan F., Fernández, José, Luzón, Francisco

“…This paper presents a gravimetric study (based on 382 gravimetric stations in an area about 32 km 2 ) of a nearly flat basin: the Low Andarax valley. This…”
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An alternative method for calculation of Rayleigh and Love wave phase velocities by using three-component records on a single circular array without a central station by García-Jerez, Antonio, Luzón, Francisco, Navarro, Manuel

“…A method for the computation of phase velocities of surface waves from microtremor waveforms is shown. The technique starts from simultaneous three-component…”
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A subsurface stress analysis and its possible relation with seismicity near the Itoiz Reservoir, Navarra, Northern Spain by Santoyo, Miguel A., García-Jerez, Antonio, Luzón, Francisco

“…We study the effects of surface water loads and moderate-magnitude earthquakes on the subsurface state of stress and its relation with seismicity, near the…”
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Numerical simulation of multiple scattering of P and SV waves caused by near-surface parallel cracks by Ávila-Carrera, Rafael, Rodríguez-Castellanos, Alejandro, Valle-Molina, Celestino, Sánchez-Sesma, Francisco José, Luzón, Francisco, González-Flores, Ernesto

“…Abstract Scattering and diffraction of P and SV waves caused by parallel oriented cracks located near to a free surface are investigated in this work. The…”
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