Results 11 to 20 of about 1,697 (196)

An Ensemble Method for Soil Parameter Prediction Based on Multisource Data Fusion

open access: yesAdvances in Civil Engineering
Site investigation is crucial in geotechnical engineering. The cone penetration test (CPT) and the multichannel analysis of surface waves (MASWs) are widely used as geotechnical and geophysical methods, respectively.
Mingyuan Wang   +4 more
doaj   +2 more sources

Distributed Acoustic Sensing for Future Planetary Applications: Initial Results From the San Francisco Volcanic Field, a Lunar Analogue. [PDF]

open access: yesEarth Space Sci
Abstract Seismic imaging is one of the most powerful tools available for constraining the internal structure and composition of planetary bodies as well as enabling our understanding planetary evolution, geology, and distribution of natural resources. However, traditional seismic instrumentation can be heavy and voluminous, expensive, and/or difficult ...
Harmon N   +13 more
europepmc   +2 more sources

Use of surface waves for geotechnical engineering applications in Western Sydney [PDF]

open access: yesAdvances in Geosciences, 2013
Current in situ methods used to geotechnically characterize the ground are predominantly based on invasive mechanical techniques (e.g. CPT, SPT, DMT).
K. Tokeshi   +3 more
doaj   +1 more source

Scholte Wave Dispersion Modeling and Subsequent Application in Seabed Shear-Wave Velocity Profile Inversion

open access: yesJournal of Marine Science and Engineering, 2021
Recent studies have illustrated that the Multichannel Analysis of Surface Waves (MASW) method is an effective geoacoustic parameter inversion tool. This particular tool employs the dispersion property of broadband Scholte-type surface wave signals, which
Yang Dong   +6 more
doaj   +1 more source

Seismic microzonation for Muscat region, Sultanate of Oman [PDF]

open access: yes, 2016
Site characterization was carried out for Muscat region using the ambient noise measurements applying the horizontal-to-vertical spectral ratio (HVSR) technique and using active seismic survey utilizing the multichannel analysis of surface waves (MASW ...
Al-Habsi, Z.   +11 more
core   +1 more source

Improving Rigidity of Clay by Using Explosives and Proofing by Multichannel Analysis of Surface Waves (MASW) [PDF]

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
The construction foundation problem in complex conditions with specific types of soils (peat and organic sediment, sludge, soft clay, etc.) is relevant at the present time. Excessive moisture, low bearing capacity, high compressibility, and other negative qualities of these soils make the process of foundation more expensive and complicated. To improve
Jug, Jasmin   +3 more
openaire   +2 more sources

Comparing Shear-Wave Velocity Determined by MASW with Borehole Measurement at Merapi Sediment in Yogyakarta

open access: yesInternational Journal of Technology, 2017
Next generation ground motion prediction models use shear-wave velocity over the top 30 m of subsoil (VS30) as an important assessment parameter of seismic ground surface motion.
Widjojo Prakoso   +5 more
doaj   +1 more source

Multimode Rayleigh wave profiling by hybrid surface and borehole methods [PDF]

open access: yes, 2014
To improve the accuracy of shallow seismic shear wave velocity profiling, we propose a minimally invasive hybrid surface-and-borehole method that enhances the detection of higher modes of Rayleigh wave dispersion data.
Ashlock, Jeramy   +2 more
core   +3 more sources

Multi-channel analysis of surface wave method for geotechnical site characterization in Yogyakarta, Indonesia

open access: yesE3S Web of Conferences, 2019
On May 27th 2006, Yogyakarta earthquake happened with 6.3 Mw. It was causing widespread destruction and loss of life and property. The average shear wave velocity to 30 m (Vs30) is useful parameter for classifying sites to predict their potential to ...
Le Ngal Nwai   +5 more
doaj   +1 more source

Retrieving shallow shear-wave velocity profiles from 2D seismic-reflection data with severely aliased surface waves [PDF]

open access: yes, 2019
The inversion of surface-wave phase-velocity dispersion curves provides a reliable method to derive near-surface shear-wave velocity profiles. In this work, we invert phase-velocity dispersion curves estimated from 2D seismic-reflection data.
Carcione, Jose M.   +2 more
core   +1 more source

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