Results 51 to 60 of about 15,672 (221)

Propagation of coupled Rayleigh-gravity waves on the ocean floor

open access: yesGeofísica Internacional, 1999
El fondo del mar puede propagar ondas acopladas de gravedad, acústicas y de Rayleigh. Se presentan expresiones para la dispersión y el flujo de energía, y se demustra que las ondas se dividen en dos ramas.
Gennadiy N. Burlak   +4 more
doaj   +1 more source

Investigating the Characteristics of Microseisms Using the Australian Seismic Arrays

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 6, June 2025.
Abstract Earth's microseisms are continuously recorded by seismographs worldwide. Yet, studies using broadband data to analyze microseisms in Australia have been rare. Building on initial research efforts that relied on the Warramunga array in the continent's center, we expand the investigation of microseisms by utilizing seismic arrays in various ...
Abhay Pandey   +2 more
wiley   +1 more source

Spectra of some Oaxaca earthquake aftershocks from RESMAC

open access: yesGeofísica Internacional, 1980
Fue calculado el espectro de las ondas S del evento principal y 21 réplicas del sismo de Oaxaca (Noviembre 29, 1978) registrados digitalmente a 500 Km del área epicentral en las estaciones sísmicas fijas telemétricas de RESMAC.
C. J. Rebollar, E. Nyland
doaj   +1 more source

Detecting Millimetric Slow Slip Events Along the North Anatolian Fault With GNSS

open access: yesGeophysical Research Letters, Volume 52, Issue 10, 28 May 2025.
Abstract Active faults release part of the elastic strain energy stored in the crust via aseismic slip, either through slow slip events (SSEs) or steady slowly creep. However, spatial and temporal interactions between these different styles of aseismic slip have yet to be quantified especially at depth.
Alpay Özdemir   +7 more
wiley   +1 more source

Cómo inspeccionar y evaluar una casa dañada por un sismo

open access: yes, 2020
Sexta cartilla de la serie “Construcciones sismo-resistentes” del programa de autoconstrucción del SENA” en la que se describen los aspectos a tener presente durante la inspección y evaluación de una casa averiada por efectos de un sismo.Sixth primer in ...
Florez, Carlos Alberto   +1 more
core  

Construcción de casas sismo resistentes de 1 y 2 pisos

open access: yes, 2008
Curso sobre la construcción de casas sismo resistentes de 1 y 2 pisos. En este capítulo se tratan los componentes estructurales, que garantizan la sismo resistencia, que tienen un comportamiento y una función diferenteVideo sin fecha, se toma fecha del ...

core   +1 more source

A escrita do sismo

open access: yesEm Tese, 2011
Com base na representação metafórica de fenômenos naturais de ordem sísmica, entendidos como índice analógico dos processos identitários configurados no espaço e tempo contemporâneos, analisa-se o romance O chão que ela pisa, de Salman Rushdie, apontando para a formação de um “imaginário migrante” como espaço simbólico de filiação identitária.
openaire   +2 more sources

Theoretical Modeling of Secondary Microseisms Considering Source and Receiver Site Structures, With a Focus on Ocean‐Bottom Sediment Effects

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 5, May 2025.
Abstract Opposite‐direction oceanic wave interactions at the ocean surface generate microseisms between 0.1 and ∼ ${\sim} $0.5 Hz, known as secondary microseisms (SM). SM recordings aid in imaging Earth's crust, but they also impede monitoring seismic signals due to tectonic activities.
Zongbo Xu   +3 more
wiley   +1 more source

Simulation of seismograms in a 2-D viscoelastic Earth by pseudospectral methods

open access: yesGeofísica Internacional, 2005
El algoritmo de modulación seudoespectral es mejorado y aplicado a la simulación de sismogramas generados por sismos oceánicos y continentales, como atención a la atenuación y a la modelación explícita de condiciones a la frontera en el fondo oceánico y ...
José M. Carcione   +3 more
doaj   +1 more source

Valley of Mexico site response from non‐reference site approach

open access: yesEarthquake Spectra, Volume 41, Issue 2, Page 1029-1059, May 2025.
We present a model for Valley of Mexico site response that is referenced to a 30 m time‐averaged shear wave velocity (VS30) of 760 m/s. This reference condition ensures compatibility with regional ground motion models (GMM) for Central America and Mexico (CAM), which were developed from an expanded version of the NGA‐Subduction (NGA‐Sub) database as ...
Victor Contreras   +3 more
wiley   +1 more source

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