Results 21 to 30 of about 767,158 (326)

Pure shear axes and elastic strain energy

open access: yes, 2006
It is well known that a state of pure shear has distinct sets of basis vectors or coordinate systems: the principal axes, in which the stress is diagonal, and pure shear bases, in which diag(stress)=0.
Norris, Andrew N.
core   +1 more source

Anisotropic shear melting and recrystallization of a two-dimensional complex (dusty) plasma

open access: yes, 2013
A two-dimensional plasma crystal was melted by suddenly applying localized shear stress. A stripe of particles in the crystal was pushed by the radiation pressure force of a laser beam.
Ivlev, A. V.   +2 more
core   +1 more source

Crossover from quasi-static to dense flow regime in compressed frictional granular media [PDF]

open access: yes, 2013
We investigate the evolution of multi-scale mechanical properties towards the macroscopic mechanical instability in frictional granular media under multiaxial compressive loading.
Amitrano, David   +2 more
core   +5 more sources

Effects of Groove Feature on Shear Behavior of Steel-Sand Interface

open access: yesAdvances in Civil Engineering, 2020
Surface groove morphology of structure and particle distribution of soil had a significant effect on the surface friction of structure. In order to investigate the interface shear stress-shear displacement curves, interface model and interface shear ...
Jukun Guo   +5 more
doaj   +1 more source

Stress response and structural transitions in sheared gyroidal and lamellar amphiphilic mesophases: lattice-Boltzmann simulations [PDF]

open access: yes, 2006
We report on the stress response of gyroidal and lamellar amphiphilic mesophases to steady shear simulated using a bottom-up lattice-Boltzmann model for amphiphilic fluids and sliding periodic (Lees-Edwards) boundary conditions.
Giovanni Giupponi   +5 more
core   +2 more sources

Experimental Study on Cyclic Shear Performance of the Four-Way Geogrid Reinforcement–Soil Interface

open access: yesApplied Sciences
This paper presents the results of horizontal cyclic direct shear tests at the reinforced soil interface of a four-way polypropylene geogrid reinforced sandy soil. The influence of normal stress and shear displacement amplitude on the shear stress, shear
Mengxi Zhang, Xibo Ruan, Lei Jiang
doaj   +1 more source

Study on shear characteristics of straight joints of coal under different normal stress and shear rate conditions

open access: yesMeikuang Anquan
The shear mechanical parameters of coal are important parameters for analyzing the deformation and stability of coal. In order to study the shear characteristics of straight joints of coal under different normal stress and shear rate conditions, the ...
Yueming SUN   +5 more
doaj   +1 more source

Damage in an aluminum alloy induced by the combined action of shear stress and environmental exposure

open access: yesAIP Advances, 2021
In this work, the damage mechanism and characteristics of the 2219-C10S aluminum alloy under the combined action of an exfoliation corrosion solution and shear stress were investigated.
Sheng L. Lv, Zhi Li, Xiao S. Gao
doaj   +1 more source

A simple model for heterogeneous flows of yield stress fluids

open access: yes, 2002
Various experiments evidence spatial heterogeneities in sheared yield stress fluids. To account for heterogeneities in the velocity gradient direction, we use a simple model corresponding to a non-monotonous local constitutive curve and study a simple ...
Ajdari, A.   +3 more
core   +2 more sources

Actuated rheology of magnetic micro-swimmers suspensions : emergence of motor and brake states

open access: yes, 2018
We study the effect of magnetic field on the rheology of magnetic micro-swimmers suspensions. We use a model of a dilute suspension under simple shear and subjected to a constant magnetic field.
Clément, Eric   +2 more
core   +1 more source

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