Results 11 to 20 of about 25,540 (244)

Evaluation of soil liquefaction from surface analysis [PDF]

open access: yes, 2015
In this paper we describe how some techniques for estimating shallow shear wave velocity profilesobtainedfrommeasurementsofambient vibrations and from artificially generated waves can be used to assess sand liquefaction potential.
Aki   +16 more
core   +4 more sources

Electromagnetic propagation in periodic stratified media. I. General theory [PDF]

open access: yes, 1977
The propagation of electromagnetic radiation in periodically stratified media is considered. Media of finite, semi-infinite, and infinite extent are treated.
Hong, Chi-Shain   +2 more
core   +1 more source

Application of Multichannel Analysis of Surface Waves to S-Phase Wave Anisotropy Estimation [PDF]

open access: yesActa Geophysica, 2016
The Multichannel Analysis of Surface Waves (MASW) is an increasingly used technique for recognition of a shallow geological structure and estimation of geotechnical parameters, e.g., S-wave velocity, layer density, layer thickness, shear modulus, estimated P-wave velocity, and estimated Poisson ratio.
Stan-Kłeczek, Iwona   +1 more
openaire   +3 more sources

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

Results of field testing of municipal solid waste by combination of CPTU and MASW

open access: yesData in Brief, 2018
The cone penetration testing of MSW by piezocone (CPTU) in combination with the multichannel analysis of surface waves (MASW) provide extensive data about estimated values of physico-mechanical properties of wastes, which are usually unavailable in ...
Vadim Ofrikhter   +2 more
doaj   +1 more source

Application of wavelet analysis in tool wear evaluation using image processing method [PDF]

open access: yes, 2018
Tool wear plays a significant role for proper planning and control of machining parameters to maintain the product quality. However, existing tool wear monitoring methods using sensor signals still have limitations.
Lee, Woon Kiow   +5 more
core   +1 more source

Implementation of Shear Wave Velocity and Standard Penetration Test Correlation for Edirne District, Turkey

open access: yesJournal of Sustainable Construction Materials and Technologies, 2022
It is critical to determine the shear wave velocity (Vs) for earthquake resistant construction design and ground improvement methods. Vs is used in geotechnical earthquake engineering and microzonation studies to calculate the stresses and strong motion ...
Hakan Murat Soysal   +3 more
doaj   +1 more source

Surface-consistent amplitude corrections for single or multicomponent sources and receivers using reciprocity and waveform inversion [PDF]

open access: yes, 2006
In land seismics, near-surface conditions often vary within surveys, resulting in differences in source strength and signature. Furthermore, discrepancies between closely spaced recordings are also commonly observed.
A. Curtis   +32 more
core   +2 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

Open-Source MASW Inversion Tool Aimed at Shear Wave Velocity Profiling for Soil Site Explorations

open access: yesGeosciences, 2020
The shear wave velocity profile is of primary interest for geological characterization of soil sites and elucidation of near-surface structures. Multichannel Analysis of Surface Waves (MASW) is a seismic exploration method for determination of near ...
Elin Asta Olafsdottir   +2 more
doaj   +1 more source

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