Results 11 to 20 of about 2,549,759 (246)

Shear-Wave Velocity Prediction Method via a Gate Recurrent Unit Fusion Network Based on the Spatiotemporal Attention Mechanism [PDF]

open access: yes, 2022
Compression-wave velocity and shear-wave velocity are important elastic parameters describing deeply tight sandstone. Limited by cost and technical reasons, the conventional logging data generally lack shear-wave velocity.
Yonggen Li   +6 more
core   +1 more source

Studying Disturbance Wave Velocity and Wall Shear Stress of Vertical Upward Annular Flow in Narrow Rectangular Channel

open access: yesScience and Technology of Nuclear Installations, 2021
As two important parameters, the velocity of disturbance wave and the wall shear stress in annular flow are very important to solve the closed equations of the mechanical model for annular flow. In this study, the disturbance wave velocity and wall shear
Antai Liu   +4 more
doaj   +1 more source

Determination of Empirical Correlations between Shear Wave Velocity and Penetration Resistance in the Canakkale Residential Area (Turkey)

open access: yesApplied Sciences, 2023
One of the most important parameters used to determine the dynamic properties of soil layers is the shear wave velocity. In geotechnical earthquake engineering, the shear wave velocity is used to determine the shear modulus, which provides the input ...
Mehmet Celal Tunusluoglu
doaj   +1 more source

Wave Climate, Geotechnical and Geophysical Analysis of the Tillamook Jetties [PDF]

open access: yes
Wave Energy AS (WE) is an ocean energy company from Norway established to develop, test, market and commercialize the patented SSG™ wave energy converter technology.
Wave Energy AS, Bakke, Monica
core   +6 more sources

Evaluation of State of Fine Sands on the Basis of Shear Wave Velocity [PDF]

open access: yesArchives of Civil Engineering, 2020
The paper presents an approach to identify the state of fine sands on the basis of shear wave velocity measurement. Large body of experimental data was used to derive formulae which relate void ratio with shear wave velocity and mean effective stress for
Mirosław J. Lipiński   +1 more
doaj   +1 more source

Assessing the liquefaction potential of seabed soils based on ocean ambient noise in the Yellow River Delta

open access: yesFrontiers in Marine Science, 2023
Seabed soils can undergo liquefaction under cyclic loading, resulting in a rapid decrease in strength and stiffness, which may lead to the destruction of offshore structures.
Yang Li   +5 more
doaj   +1 more source

Regional assessments of supraspinatus muscle stiffness in normal adults using shear wave elastography

open access: yesHeliyon, 2023
Objectives: To provide normal references for regional shear wave elastography assessments of supraspinatus muscle in a population. Methods: Shear wave elastography images of supraspinatus muscles were evaluated on 100 shoulders of 50 normal adults in a ...
Lan Jiang   +5 more
doaj   +1 more source

In situ shear wave velocity from multichannel analysis of surface waves (MASW) tests at eight Norwegian research sites [PDF]

open access: yes, 2007
The Multichannel Analysis of Surface Waves (MASW) technique, used to determine shear wave velocity (Vs) and hence small strain stiffness (Gmax), has recently generated considerable interest in the geophysics community.
Long, Michael   +2 more
core   +1 more source

Experimental Study on Characteristics of Consolidated Undrained Shear Wave Velocity of Saturated Remolded Red Clay [PDF]

open access: yes长江科学院院报
[Objective] This study aims to investigate the relationship between shear wave velocity and physical-mechanical indices in saturated red clay. [Methods] Triaxial saturated specimens exhibiting varying dry densities were meticulously prepared. Utilizing a
XU Xing-qian, WANG Yong-hao, YANG Yuan-jun, ZHAO Xi, LI Xiao-long, WANG Hai-jun, HUANG Shi-chuan, MA Fang-wen
doaj   +1 more source

Experimental observation of water saturation effects on shear wave splitting in synthetic rock with fractures aligned at oblique angles [PDF]

open access: yes, 2015
Fractured rocks are known to exhibit seismic anisotropy and shear wave splitting (SWS). SWS is commonly used for fractured rock characterization and has been shown to be sensitive to fluid type. The presence of partial liquid/gas saturation is also known
Sothcott, J.   +7 more
core   +1 more source

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