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Wall shear stress

Wall shear stress measurements and parametric analysis of impinging wall jets

Wall shear stress measurements and parametric analysis of impinging wall jets

... near wall characteristics of a circular impinging jet onto a smooth flat ...the wall shear ...of wall jet development (1 < r/D < ...longitudinal stress are shown to decay according ...

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Effects of wall shear stress on unsteady MHD conjugate flow in a porous medium with ramped wall temperature.

Effects of wall shear stress on unsteady MHD conjugate flow in a porous medium with ramped wall temperature.

... the wall shear ...with shear stress on the bounding plate are quite complicated and therefore, very few studies are available in the ...shear stress. Generally, the slip velocity ...

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PEG-albumin plasma expansion increases expression of MCP-1 evidencing increased circulatory wall shear stress: an experimental study.

PEG-albumin plasma expansion increases expression of MCP-1 evidencing increased circulatory wall shear stress: an experimental study.

... Treatment of blood loss with plasma expanders lowers blood viscosity, increasing cardiac output. However, increased flow velocity by conventional plasma expanders does not compensate for decreased viscosity in ...

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Hemodynamic analysis in an idealized artery tree: differences in wall shear stress between Newtonian and non-Newtonian blood models.

Hemodynamic analysis in an idealized artery tree: differences in wall shear stress between Newtonian and non-Newtonian blood models.

... a shear-rate dependent fluid (SDF) constitutive model, based on the works by Yasuda et al in 1981, against a Newtonian model of ...delivery. Wall shear stress (WSS) is an im- portant quantity ...

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Velocity and temperature profiles, wall shear stress and heat transfer coefficient of turbulent impinging jets

Velocity and temperature profiles, wall shear stress and heat transfer coefficient of turbulent impinging jets

... The purpose of this work is to present a set of empirical equations that can be used to predict the flow dynamics and the heat transfer properties of impinging jets over a wide range of Reynolds number, nozzle-to-plate ...

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The distribution of wall shear stress downstream of a change in roughness

The distribution of wall shear stress downstream of a change in roughness

... surface, wall shear stress results obtained through the form drag and the Reynolds stress methods are shown to be mutually ...reference wall shear stress data is obtained ...

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The influence of geometric factors on the wall shear stress distribution in realistic human coronary arteries

The influence of geometric factors on the wall shear stress distribution in realistic human coronary arteries

... of shear stress induce different phenotypes of the endothelial cells of the ...physiological shear stress ...the shear stress is low and/or oscillatory ...low shear ...

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Further analysis on cardiovascular wall mechanics with MRI postprocessing approaches: wall shear stress in aorta with coarctation and myocardial systolic strain in the left ventricle

Further analysis on cardiovascular wall mechanics with MRI postprocessing approaches: wall shear stress in aorta with coarctation and myocardial systolic strain in the left ventricle

... thickest wall. In adults, the lateral wall measures almost 1 cm in thickness in a normal left ventricle ...heart wall, as the LV wall, is composed of three layers: a thin epicardium covering ...

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Numerical characterization of a hyperelastic material to shear stress

Numerical characterization of a hyperelastic material to shear stress

... the wall shear stress with intracranial aneurysm rupture, however, is very difficult to understand the mechanical tissue behaviour when subjected to shear ...

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Theory to predict shear stress on cells in turbulent blood flow.

Theory to predict shear stress on cells in turbulent blood flow.

... the shear stress environment is a simple balance of energy ...same wall shear stress. Given that the total shear stress of the mean flows for both these cases are ...

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Interfacial Shear Stress with Pull-out Test at Zeolite Ceramic Matrix and SS316 Single Fiber

Interfacial Shear Stress with Pull-out Test at Zeolite Ceramic Matrix and SS316 Single Fiber

... interfacial shear stress on pull-out test as ...interfacial shear stress on pull-out test became low because of the Fe, FeNi, and CrFe was arisen in a thin layer of the ...

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Nitric oxide regulates angiotensin-I converting enzyme under static conditions but not under shear stress

Nitric oxide regulates angiotensin-I converting enzyme under static conditions but not under shear stress

... and shear stress play an impor- tant role in vascular homeostasis via the control of the production and release of a variety of vasoactive ...vascular shear stress is accompanied by nitric ...

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The impact of material properties, nutrient load and shear stress on biofouling in food industries

The impact of material properties, nutrient load and shear stress on biofouling in food industries

... Fig. 2 was constructed based on the results of Fig. 1 to evaluate the impact of each variable (shear stress, nutrient load and surface material) on initial bacterial adhesion and biofilm formation, when ...

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March madness in Wall Street: (What) does the market learn from stress tests?

March madness in Wall Street: (What) does the market learn from stress tests?

... the stress test ...the stress test, even though the cumulative change for the full period in-between stress tests is positive and statistically ...the stress test but the results are not ...

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Mineral stress affects the cell wall composition of grapevine (Vitis vinifera L.) callus

Mineral stress affects the cell wall composition of grapevine (Vitis vinifera L.) callus

... mineral stress in the composition of the plant cell wall (CW) has received residual ...mineral stress impacts the CW at different extents according to the withdrawn mineral element, and that the ...

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Mineral stress affects the cell wall composition of grapevine (Vitis vinifera L.) callus

Mineral stress affects the cell wall composition of grapevine (Vitis vinifera L.) callus

... The statistically significant reduction in cellulose content observed under -N and -P (Fig. 4a) could compromise the CW integrity and, probably, the viability of the cells to survive. Due to the paramount importance of ...

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Bernasconi Papadopoulos (2005) - Efficiency of algorithms for shear stress amplitude calculation in critical plane class fatigue criteria

Bernasconi Papadopoulos (2005) - Efficiency of algorithms for shear stress amplitude calculation in critical plane class fatigue criteria

... the stress paths is gen- erally unknown. Instead, a discrete stress time his- tory is available, as might be obtained by a sequence of load cases in finite element calcula- ...

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Estudo de misturas asfálticas com o Dynamic Shear Test para determinação do Flow Number Shear.

Estudo de misturas asfálticas com o Dynamic Shear Test para determinação do Flow Number Shear.

... low shear strength and high thermal susceptibility, or due to densification and localized ruptures in the underlying layers and/or ...the shear strength of the asphalt mixtures, in order to contribute to ...

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The effects of surface properties on escherichia coli adhesion are modulated by shear stress

The effects of surface properties on escherichia coli adhesion are modulated by shear stress

... hydrophobic and hydrophilic CL was found. Millsap, et al. [17] studied the effect of a hydrophobic silicone rubber and a hydrophilic glass in the adhesion of six Lactobacillus strains using a PPFC at a shear rate ...

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IQ domain GTPase-activating protein 1 is involved in shear stress-induced progenitor-derived endothelial cell alignment.

IQ domain GTPase-activating protein 1 is involved in shear stress-induced progenitor-derived endothelial cell alignment.

... under shear stress. IQGAP1 may play a role of mediator between shear stress and cell ...the shear stress induces the disruption of the adherent junction: indeed, ...

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