Results 21 to 30 of about 107,236 (205)

Effects of Three-Directional Seismic Wave on Dynamic Response and Failure Behavior of High-Steep Rock Slide

open access: yesApplied Sciences, 2021
The landslide triggered by earthquakes can cause severe infrastructure losses or even fatalities. The high-steep rock slide is the most common type of landslide in the earthquake area.
Ziwei Ge, Hongyan Liu
doaj   +1 more source

Tube waves, seismic waves and effective sources [PDF]

open access: yesWave Motion, 1993
The radiation of waves from a monopole source in a fluid-filled borehole into an elastic medium is considered. A simple asymptotic analysis, based on the smallness of the ratio of the borehole radius to the wavelength, reveals the interaction between tube waves and seismic waves.
Burridge, Robert   +2 more
openaire   +2 more sources

Co-seismic signatures in magnetometer, geophone, and infrasound data during the Meinong Earthquake

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2017
This paper utilizes 10 stations of co-located seismometer, QuakeFinder/infrasound to observe co-seismic signatures triggered by the 6 February 2016 M 6.6 Meinong Earthquake.
Jann-Yenq Liu   +10 more
doaj   +1 more source

Seismic barriers: theory and numerical simulations [PDF]

open access: yesE3S Web of Conferences, 2019
The basic idea of a seismic barrier is to protect an area occupied by a building or a group of buildings from seismic waves. Depending on the nature of seismic waves that are the most probable in a specific region, different kinds of seismic barriers are
Bratov Vladimir   +3 more
doaj   +1 more source

Seismic Image Waves [PDF]

open access: yesGeophysical Journal International, 1996
SUMMARY The concept of a seismic image wave is introduced and explained with the aid of some examples. Seismic reflector images in various domains (e.g. depth-migrated reflections in the depth domain or common-offset reflections in the time domain) behave like snapshots of elementary body waves.
Peter Hubral   +2 more
openaire   +1 more source

Ultrabroadband Seismic and Tsunami Wave Observation of High‐Sampling Ocean‐Bottom Pressure Gauge Covering Periods From Seconds to Hours

open access: yesEarth and Space Science, 2020
Recent developments of ocean‐bottom pressure gauges (PG) have enabled us to observe various waves including seismic and tsunami waves covering periods of T ∼ 100–103 s.
T. Kubota   +3 more
doaj   +1 more source

Study on the mechanism of dynamic stress and fault displacement in deep formations induced by seismic waves

open access: yes地震科学进展, 2021
With reference to elastic wave dynamics theory and blasting seismic stress calculation method, combined with the refraction effect of seismic waves in the rock layer, the seismic wave acceleration is used as the basic data to analyze the force of the ...
Ziping Zhang, Qing Yuan, Qihuan Xiong
doaj   +1 more source

Seasonal and spatial variations in the ocean-coupled ambient wavefield of the Ross Ice Shelf [PDF]

open access: yes, 2019
© The Author(s), 2019. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Baker, M. G., Aster, R. C., Anthony, R. E., Chaput, J., Wiens, D. A., Nyblade, A., Bromirski, P.
Anthony, Robert E.   +8 more
core   +1 more source

Transformation seismology: composite soil lenses for steering surface elastic Rayleigh waves. [PDF]

open access: yes, 2016
Metamaterials are artificially structured media that exibit properties beyond those usually encountered in nature. Typically they are developed for electromagnetic waves at millimetric down to nanometric scales, or for acoustics, at centimeter scales. By
Colombi, A   +3 more
core   +2 more sources

About applying Rayleigh formula based on the Kirchhoff integral equations for the seismic exploration problems [PDF]

open access: yesКомпьютерные исследования и моделирование, 2017
In this paper we present Rayleigh formulas obtained from Kirchhoff integral formulas, which can later be used to obtain migration images. The relevance of the studies conducted in the work is due to the widespread use of migration in the interests of ...
Alena Vladimirovna Favorskaya   +1 more
doaj   +1 more source

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