shear flow


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shear flow

a flow of a material in which parallel planes in the material are displaced in a direction parallel to each other.
References in periodicals archive ?
The fluid experiences shear flow in the straight channel, and then an almost constant extension in the contraction zones.
In the new paper, the NUS team reports how they used a particle-based method called "dissipative particle dynamics" to zero in on the three typical modes of motion of a cell or capsule in shear flow -- tank-treading, tumbling, or trembling -- and uncover the behavior of healthy and malaria-infected erythrocytes.
The velocity profile of the SJ becomes narrower due to greater outer shear flow, while CJs have top hat-like profile.
Mechanisms of action of these functions discussed in detail include the synthesis reaction, regulatory, mechanical sensor for shear flow, permeability, and getting agonist-related signals and releasing necessary biomolecules.
Here, we have demonstrated a new mechanism involving a shear flow, which served to damp these small-scale variations, revealing the dominant large-scale pattern," said Professor Steve Tobias, from the University of Leeds' School of Mathematics, a co-author of the research.
In retrospect, I see evidence of elongational shear flow in many older mixers and screw designs, which may explain how some are surprisingly efficient at mixing and/or melting in such a small area.
In many countries the tests are essentially similar only using different testing parameters and the slightly modified shearing rings, and the bond between the layers is usually assessed according to the measured destructive shear force and shear flow (Frohmut, Ascher 2007; Raab et al.
An attempt to measure the first normal stress difference N1 in shear flow for a polyisobutylene/decalin solution"d2b"at shear rates up to 10(6)s(1), Journal of Rheology.
To get the behavior of blood in a shear flow, the key features is shear rate which is defined as a measure of the deformation of the liquid.
A controlled stress rheometer was used to obtain small-amplitude oscillatory shear flow measurements of the storage modulus, the loss modulus, and the loss tangent tan delta using vane geometry.
h] were compared with those (11-13) by theoretical analysis under the same conditions, and the flow patterns were examined to verify the effectiveness of the FDLBM for the shear flow between the rotating and stationary rings.
The new design allows for improved shear flow of the mix over the nog tip and body.