Results 21 to 30 of about 1,717,596 (221)

Shear instabilities in shallow-water magnetohydrodynamics [PDF]

open access: yes, 2013
The interaction of horizontal shear flows and magnetic fields in stably stratified layers is central to many problems in astrophysical fluid dynamics.
Mak, Julian
core   +6 more sources

Mechanical behaviors of interface between sand-gravel cushion material and concrete face slab by large-scale simple shear tests

open access: yesYantu gongcheng xuebao, 2019
A series of large-scale shear tests are performed to study the contact characteristics between sand-gravel cushion and concrete structure with two types of interfaces, coated with and without emulsified asphalt by a self-developed large-scale ...
WANG Yan-li , RAO Xi-bao , PAN Jia-jun , ZUO Yong-Zhen , GAO Pan
doaj   +1 more source

Experimental investigation and theoretical models on dynamic shear moduli and damping ratios for Yellow River sediment under different influence factors

open access: yes工程科学学报, 2023
The dynamic shear modulus and damping ratio are essential parameters for the site seismic response analysis of major projects. During highway construction along the Yellow River, the feasibility of using Yellow River sediment as a subgrade filler has ...
Yu-ke WANG   +3 more
doaj   +1 more source

Mechanical Stability Investigation of Advanced Composite Plates Resting on Elastic Foundations Using a New Four-Unknown Refined Theory

open access: yesFracture and Structural Integrity, 2019
A refined and simple shear deformation theory for mechanical buckling of composite plate resting on two-parameter Pasternak’s foundations is developed. The displacement field is chosen based on assumptions that the in-plane and transverse displacements ...
Yassine khalfi   +2 more
doaj   +3 more sources

True triaxial tests on transversely isotropic unsaturated loess

open access: yesYantu gongcheng xuebao, 2022
In order to study the mechanical properties of transversely isotropic unsaturated remolded loess under complex stress paths, two groups of 15 tests are carried out using the true triaxial apparatus.
GUO Nan 1, CHEN Zheng-han 1, 2, YANG Xiao-hui 1, GAO Deng-hui 3
doaj   +1 more source

Effect of temperature on the rheological properties with shear stress limit of iron oxide nanoparticle modified bentonite drilling muds

open access: yesEgyptian Journal of Petroleum, 2017
In this study, the effect of temperature on the rheological properties and weight loss of a water based bentonite drilling mud modified with iron oxide nanoparticle (nanoFe2O3) was investigated.
Ahmed S. Mohammed
doaj   +1 more source

Flow of a blood analogue solution through microfabricated hyperbolic contractions [PDF]

open access: yes, 2011
The flow of a blood analogue solution past a microfabricated hyperbolic contraction followed by an abrupt expansion was investigated experimentally. The shape of the contraction was designed in order to impose a nearly constant strain rate to the fluid ...
Sousa, P.C.   +4 more
core   +4 more sources

Nonlinear Shear Waves in Compressible Media: Occurrence of Strong Shocks

open access: yesMathematics
Apparently for the first time, shear shock wave fronts (shear shocks) are observed in a hyperfoam at the propagation of shear waves. The hyperfoam is modelled by the Ogden compressible hyperelastic potential. A possible appearance of the shear shocks may
Vladimir Bratov, Sergey V. Kuznetsov
doaj   +1 more source

A tangential modulus model for coarse granular materials and the corresponding method for parameter identification

open access: yesShuili Shuiyun Gongcheng Xuebao, 2019
The strain magnitude and the stress level in high earth and rockfill dams were studied based on the field settlement data and the corresponding finite element simulation results of two typical dams with heights of about 250 m.
FU Zhongzhi   +3 more
doaj   +1 more source

Experimental Investigation on Particle Breakage Behavior of Marine Silica Sand under High-Stress Triaxial Shear

open access: yesJournal of Marine Science and Engineering, 2023
There is often obvious particle breakage for silica sand under high-stress, which will lead to the bearing capacity reduction and excessive settlement of the foundation.
Rong Chen   +5 more
doaj   +1 more source

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