Results 41 to 50 of about 4,566 (160)

Çok Kanallı Yüzey Dalgası Analiz Yöntemi (MASW) ile Zemin Özellikleri ve Sıvılaşma Potansiyelinin Belirlenmesi Arifiye-SAKARYA Örneği

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2018
Deprem esnasında zemindavranışının önceden kestirilmesi, olası bir depremde meydana gelecek can vemal kayıplarını en aza indirgemede oldukça önem arz etmektedir.
Mustafa Nuri Dolmaz   +2 more
doaj   +1 more source

Integrated MASW and ERT Imaging for Geological Definition of an Unconfined Alluvial Aquifer Sustaining a Coastal Groundwater-Dependent Ecosystem in Southwest Portugal

open access: yesApplied Sciences, 2020
This paper integrates multichannel analysis of surface waves (MASW) and time-lapse electrical resistivity tomography (ERT) to define aquifer geometry and identify transient groundwater features of the Cascalheira Stream Basin Holocene alluvial aquifer ...
Maria Catarina Paz   +5 more
doaj   +1 more source

Fine detection of shallow coal mined-out areas by multichannel analysis of surface waves

open access: yes矿业科学学报, 2022
In order to finely detect the distribution range of shallow coal mined-out areas, a low-frequency focused factor is introduced into the phase shift method, and a low-frequency focused phase shift method is proposed, which has the advantage of extracting ...
Yang Zhi   +6 more
doaj   +1 more source

Application of Single-Station Sigma and Site-Response Characterization in a Probabilistic Seismic-Hazard Analysis for a New Nuclear Site [PDF]

open access: yes, 2014
Aleatory variability in ground-motion prediction, represented by the standard deviation (sigma) of a ground-motion prediction equation, exerts a very strong influence on the results of probabilistic seismic-hazard analysis (PSHA).
Bommer, J. J.   +4 more
core   +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

Prediction and evaluation of nonlinear site response with potentially liquefiable layers in the area of Nafplion (Peloponnesus, Greece) for a repeat of historical earthquakes [PDF]

open access: yes, 2010
We examine the possible non-linear behaviour of potentially liquefiable layers at selected sites located within the expansion area of the town of Nafplion, East Peloponnese, Greece. Input motion is computed for three scenario earthquakes, selected on the
G. A. Papadopoulos   +5 more
core   +1 more source

Evaluation Study of Boundary and Depth of the Soil Structure for Geotechnical Site Investigation using MASW [PDF]

open access: yes, 2017
This study reviews the correlation between the experimental Rayleigh dispersion curve and the Vp & Vs ground model versus depth. Six samples of stations A , B , C , D , E and F were used in the experiment.The geophone spacing used was set 1 m and total
Arisona, A.   +5 more
core   +5 more sources

Enhancing fieldwork productivity in subsurface characterization: advancements in data acquisition with MASW-DS

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
The multichannel analysis of surface waves (MASW) method utilizes low-frequency surface waves to characterize the shallow subsurface layers. It is a very useful tool in geotechnical engineering for evaluating soil quality and mapping the characteristics ...
Hamdan Hamdan   +5 more
doaj   +1 more source

Transition factor between elastic and deformation moduli for dispersive soils

open access: yesMagazine of Civil Engineering, 2020
The paper is devoted to the perspective trend of researches on estimation of physical and mechanical characteristics of dispersive soils by means of non-destructive methods of in-situ testing by wave analysis. The paper presents the results of comparison
Vadim Antipov, Vadim Ofrikhter
doaj   +1 more source

Shallow Shear‐Wave Reflection Surveys in the Wellington Central Business District

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 1, March 2026.
Seismic reflection profiling using shear waves provides constraints on the thickness of sediments beneath the Wellington Central Business District. Standard seismic methods were modified for urban environments where limited grassed areas are available and levels of cultural noise are high.
Sam. B. Thorpe‐Loversuch   +2 more
wiley   +1 more source

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