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Shear flow

Universal continuous transition to turbulence in a planar shear flow

Universal continuous transition to turbulence in a planar shear flow

... Waleffe flow Pinning down the details of transition requires very large system ...Couette flow, commonly referred to as Waleffe flow. This is the shear flow between parallel stress-free ...

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Morphological transitions of elastic filaments in shear flow

Morphological transitions of elastic filaments in shear flow

... ple shear flow as the elasto-viscous number is ...applied shear rate, we performed a broad exploration of the parameter space and confirmed the existence of a sequence of transitions, from rod- like ...

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Fully coupled simulations of monodisperse and bidisperse suspensions in a linear shear flow

Fully coupled simulations of monodisperse and bidisperse suspensions in a linear shear flow

... Fully coupled simulations of monodisperse and bidisperse suspensions in a linear shear flow M. Abbas a , E. Climent a and O. Simonin b The dynamics of macroscopically homogenous sheared suspensions of ...

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Vortex-induced vibrations of a long flexible cylinder in shear flow

Vortex-induced vibrations of a long flexible cylinder in shear flow

... uniform flow, at Reynolds numbers 100, 200 and ...a shear oncoming flow with a maximum Reynolds number of ...to shear flows, has been investigated by Lucor, Imas & Karniadakis (2001) and ...

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Non-modal instability mechanisms in stratified and homogeneous shear flow

Non-modal instability mechanisms in stratified and homogeneous shear flow

... maximum shear, and viscous effects damping small scale ...parallel shear flow admits very simple solutions in closed form ...compressible flow have relied on numerical computations even for ...

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Sediment transport and bedforms: a numerical study of two-phase viscous shear flow

Sediment transport and bedforms: a numerical study of two-phase viscous shear flow

... In spite of the importance of the above issues, both scientific and economic, sediment transport still escapes from clear understanding and efficient pre- dictive laws. The first part of the present paper offers a quick ...

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Morphological analysis of tumor cell/endothelial cell interactions under shear flow.

Morphological analysis of tumor cell/endothelial cell interactions under shear flow.

... under shear flow Just after the start-up of the flow, 30-50% of TCs that had settled down on the EC monolayer during the incubation period remained ...

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Evolution of wet agglomerates inside inertial shear flow of dry granular materials

Evolution of wet agglomerates inside inertial shear flow of dry granular materials

... homogeneous shear flows of dry ...During shear flow, the agglomerate may elongate, break, or be eroded by loss of its capillary bonds and primary ...the shear rate and surface tension of the ...

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Vortex-induced vibrations of a cylinder in planar shear flow

Vortex-induced vibrations of a cylinder in planar shear flow

... planar shear flow has received much less attention than the fixed body ...the shear on ...breaking. Shear parameters up to ...maximum shear parameter equal to ...the ...

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Influence of bending resistance on the dynamics of a spherical capsule in shear flow

Influence of bending resistance on the dynamics of a spherical capsule in shear flow

... The objective of the paper is to study the effect of wall bending resistance on the motion of an initially spherical capsule freely suspended in shear flow. We consider a capsule with a given thickness ...

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Steady shear flow of magnetic fiber suspensions: theory and comparison with experiments

Steady shear flow of magnetic fiber suspensions: theory and comparison with experiments

... the shear cell or hydrodynamic interactions with ...to flow at low applied shear stresses even though its viscosity was very ...the shear flow, they could be stretched by hydrodynamic ...

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Dynamics of bidisperse suspensions under stokes flows:
linear shear flow and eedimentation

Dynamics of bidisperse suspensions under stokes flows: linear shear flow and eedimentation

... various viscometric flows 共blood, etc.兲. Even though such topics started to be studied at the beginning of the last cen- tury with experiments for Stokes flows, there are still some open issues related to the evolution ...

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Adhesion induced non-planar and asynchronous flow of a giant vesicle membrane in an external shear flow

Adhesion induced non-planar and asynchronous flow of a giant vesicle membrane in an external shear flow

... a flow at the surface of strongly adhering giant lipid vesicles submitted to an external shear ...surface flow is divided into two symmetric quadrants and present two stagnation points (SP) on each ...

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Transitions between turbulent states in a two-dimensional shear flow

Transitions between turbulent states in a two-dimensional shear flow

... forced shear flow using direct numerical simulations of the Navier-Stokes ...scale flow where the flow fluctuates between two distinct turbulent ...scale flow exhibits related to low ...

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Vortex and shear flow stability skewed by a large density contrast

Vortex and shear flow stability skewed by a large density contrast

... Vortex and shear flow stability skewed by a large density contrast.. Laurent Joly.[r] ...

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Normal stresses in a shear flow of magnetorheological suspensions: viscoelastic versus Maxwell stresses

Normal stresses in a shear flow of magnetorheological suspensions: viscoelastic versus Maxwell stresses

... the shear rate, as seen in ...of shear stress and magnetic fields, wherein the aggregate aspect ratio is approximately larger than ten, when the slender body theory [Batchelor (1970)] used in our model ...

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Indentation cracking in silicate glasses is directed by shear flow, not by densification

Indentation cracking in silicate glasses is directed by shear flow, not by densification

... that shear flow does not result in hardening or ...and shear flow is set by a condition of normality of flow relative to the yield surface (associated ...pure shear axis, plastic ...

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Bistability of Cell Adhesion in Shear Flow

Bistability of Cell Adhesion in Shear Flow

... ABSTRACT Cell adhesion plays a central role in multicellular organisms helping to maintain their integrity and homeostasis. This complex process involves many different types of adhesion proteins, and synergetic behavior ...

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Sediment transport and bedforms: a numerical study of two-phase viscous shear flow

Sediment transport and bedforms: a numerical study of two-phase viscous shear flow

... In spite of the importance of the above issues, both scientific and economic, sediment transport still escapes from clear understanding and efficient pre- dictive laws. The first part of the present paper offers a quick ...

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Global bifurcations to subcritical magnetorotational dynamo action in Keplerian shear flow

Global bifurcations to subcritical magnetorotational dynamo action in Keplerian shear flow

... Keplerian shear flow is a three-dimensional, non- linear magnetohydrodynamic process whose study is relevant to the understanding of accretion processes and magnetic field generation in ...Keplerian ...

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