Results 11 to 20 of about 89,189 (335)

Active colloids in complex fluids [PDF]

open access: yes, 2016
We review recent work on active colloids or swimmers, such as self-propelled microorganisms, phoretic colloidal particles, and artificial micro-robotic systems, moving in fluid-like environments. These environments can be water-like and Newtonian but can
Aranson   +138 more
core   +3 more sources

A three-dimensional immersed boundary method for non-Newtonian fluids [PDF]

open access: yes, 2018
Fluid-structure-interaction (FSI) phenomenon is common in science and engineering. The fluid involved in an FSI problem may be non-Newtonian such as blood. A popular framework for FSI problems is Peskin's immersed boundary (IB) method.
Zhu, Luoding
core   +2 more sources

Viscoelastic capillary flow: the case of whole blood

open access: yesAIMS Biophysics, 2016
The dynamics of spontaneous capillary flow of Newtonian fluids is well-known and can be predicted by the Lucas-Washburn-Rideal (LWR) law. However a wide variety of viscoelastic fluids such as alginate, xanthan and blood, does not exhibit the same ...
David Rabaud   +6 more
doaj   +1 more source

Numerical simulation of the heat transfer process of a coiled tube for viscous fluids

open access: yesCase Studies in Thermal Engineering, 2022
This study presents the results of a numerical simulation in a helical coiled tube for Newtonian and non-Newtonian fluids in laminar regime. As a practical contribution, the numerical simulations use non-Newtonian fluids, the rheological properties of ...
D. Sánchez   +5 more
doaj   +1 more source

Pore-scale permeability prediction for Newtonian and non-Newtonian fluids [PDF]

open access: yesSolid Earth, 2019
The flow of fluids through porous media such as groundwater flow or magma migration is a key process in geological sciences. Flow is controlled by the permeability of the rock; thus, an accurate determination and prediction of its value is of crucial ...
P. Eichheimer   +6 more
doaj   +1 more source

Simulation Analysis of Power Consumption and Mixing Time of Pseudoplastic Non-Newtonian Fluids with a Propeller Agitator

open access: yesEnergies, 2022
In order to study the effect of a high twist rate propeller on the flow field characteristics of pseudoplastic non-Newtonian fluids, the numerical simulation method was used to analyze the mixing flow field of pseudoplastic non-Newtonian fluids at ...
Shiji Wang   +5 more
doaj   +1 more source

Microrheometer for Biofluidic Analysis: Electronic Detection of the Fluid-Front Advancement

open access: yesMicromachines, 2021
The motivation for this study was to develop a microdevice for the precise rheological characterization of biofluids, especially blood. The method presented was based on the principles of rheometry and fluid mechanics at the microscale.
Lourdes Méndez-Mora   +7 more
doaj   +1 more source

A Fractal Rheological Model for SiC Paste using a Fractal Derivative [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
The rheological property plays an important role in a free-form extrusion 3D printing process, no rheological model was available in open literature that could effectively take into account effects of both the non-Newtonian viscosity and the ...
Yuting Zuo, Hongjun Liu
doaj   +1 more source

Stress Overshoot Analysis in Flow Start-Up Tests: Aging Time Fitting of the Different Gel-Based Drilling Fluids

open access: yesGels
Drilling fluids are essential for maintaining cutting suspension during drilling, exhibiting gel-like behavior at rest and liquid-like behavior under shearing. These fluids display shear-thinning behavior, yield stress, and thixotropy.
Luis H. Quitian-Ardila   +6 more
doaj   +1 more source

The Bouncing Jet: A Newtonian Liquid Rebounding off a Free Surface [PDF]

open access: yes, 2007
We find that a liquid jet can bounce off a bath of the same liquid if the bath is moving horizontally with respect to the jet. Previous observations of jets rebounding off a bath (e.g.
Chih-Piao Chuu   +10 more
core   +3 more sources

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