Search Results - "Snieder, R."
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Estimating near-surface shear wave velocities in Japan by applying seismic interferometry to KiK-net data
Published in Journal of Geophysical Research: Solid Earth (01-01-2012)“…We estimate shear wave velocities in the shallow subsurface throughout Japan by applying seismic interferometry to the data recorded with KiK‐net, a strong…”
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2
Near-surface weakening in Japan after the 2011 Tohoku-Oki earthquake
Published in Geophysical research letters (01-09-2011)“…The magnitude (MW) 9.0 Tohoku‐Oki earthquake on 11 March 2011 was one of the largest in recent history. Ground motion caused by the seismicity around the time…”
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Multi-source wavefield reconstruction combining interferometry and compressive sensing: application to a linear receiver array
Published in Geophysical journal international (01-12-2023)“…SUMMARY Seismic interferometry (SI) is a technique that allows one to estimate the wavefields accounting for the wave propagation between seismometers, any of…”
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Retrieval of local surface wave velocities from traffic noise - an example from the La Barge basin (Wyoming)
Published in Geophysical Prospecting (01-03-2014)“…ABSTRACT In regions where active source seismic exploration is constrained by limitations of energy penetration and recovery, cost and logistical concerns, or…”
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Love waves from local traffic noise interferometry
Published in Leading edge (Tulsa, Okla.) (01-06-2013)“…Surface-wave interferometry on local scale usually aims at recovering Rayleigh waves. This is because of the predominant use of vertical component geophones in…”
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6
Synthetic aperture controlled source electromagnetics
Published in Geophysical research letters (01-07-2010)“…Controlled‐source electromagnetics (CSEM) has been used as a de‐risking tool in the hydrocarbon exploration industry. Although there have been successful…”
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A probabilistic approach for estimating the separation between a pair of earthquakes directly from their coda waves
Published in Journal of Geophysical Research (01-04-2011)“…Coda wave interferometry (CWI) can be used to estimate the separation between a pair of earthquakes directly from the coda recorded at a single station…”
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Extraction of near-surface properties for a lossy layered medium using the propagator matrix
Published in Geophysical journal international (01-04-2007)“…Near-surface properties play an important role in advancing earthquake hazard assessment. Other areas where near-surface properties are crucial include civil…”
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Time-lapse traveltime change of singly scattered acoustic waves
Published in Geophysical journal international (01-05-2006)“…We present a technique based on the single-scattering approximation that relates time-lapse localized changes in the propagation velocity to changes in the…”
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10
The coherent backscattering effect for moving scatterers
Published in Europhysics letters (01-05-2006)“…The constructive interference of backscattered waves that propagate along the same path in opposite directions doubles the intensity of these waves. When the…”
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11
Thermal and compositional anomalies beneath the North American continent
Published in Journal of Geophysical Research - Solid Earth (01-01-2004)“…The thermal and compositional structure of the upper mantle beneath the North American continent is investigated using a joint inversion of seismic velocities…”
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12
Increase of shear wave velocity before the 1998 eruption of Merapi volcano (Indonesia)
Published in Geophysical research letters (01-05-2006)“…We infer temporal changes in the elastic properties of the edifice of Merapi volcano (Java, Indonesia) before its eruption in 1998 by analyzing multiply…”
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13
Using coda wave interferometry for estimating the variation in source mechanism between double couple events
Published in Journal of Geophysical Research - Solid Earth (01-12-2007)“…It is shown how a change in orientation between the source mechanism of two identically located double couple sources can be estimated from the correlation of…”
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14
The role of shear and tensile failure in dynamically triggered landslides
Published in Geophysical journal international (01-02-2008)“…Dynamic stresses generated by earthquakes can trigger landslides. Current methods of landslide analysis such as pseudo-static analysis and Newmark's method…”
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15
The relative density-to-shear velocity scaling in the uppermost mantle
Published in Physics of the earth and planetary interiors (01-08-2001)“…We perform inversions of gravity data (geopotential model EGM96) and seismic tomography model (S16RLBM) for the scaling factor ( ζ), which relates relative…”
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Are we exceeding the limits of the Great Circle Approximation in global surface wave tomography?
Published in Geophysical research letters (15-06-2001)“…The ray theoretical great circle approximation in global surface wave tomography is found to be limited to Earth models with a maximum degree l ≤ 30 for…”
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17
The tube worm turns
Published in Nature (London) (31-08-2000)“…"Undue Risk: Secret State Experiments on Humans" by Jonathan D. Moreno is reviewed…”
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18
Shear-wave velocities under the Transantarctic Mountains and terror rift from surface wave inversion
Published in Geophysical research letters (15-01-2000)“…Rayleigh wave data between 20 and 120s period recorded in the western Ross Sea region of Antarctica are inverted using the waveform inversion technique…”
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The theory of coda wave interferometry
Published in Pure and applied geophysics (01-03-2006)“…Coda waves are sensitive to changes in the subsurface because the strong scattering that generates these waves causes them to repeatedly sample a limited…”
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20
3-D linearized scattering of surface waves and a formalism for surface wave holography
Published in Geophysical Journal of the Royal Astronomical Society (01-03-1986)“…Scattering of surface waves by lateral heterogeneities is analysed in the Born approximation. It is assumed that the background medium is either laterally…”
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