Results 51 to 60 of about 485,714 (342)

Effect of slip on Herschel–Bulkley fluid flow through narrow tubes

open access: yesAlexandria Engineering Journal, 2015
A two-fluid model of Herschel–Bulkley fluid flow through tubes of small diameters and slip at the wall is studied. It is assumed that the core region consists of Herschel–Bulkley fluid and Newtonian fluid in the peripheral region.
Nallapu Santhosh   +2 more
doaj   +1 more source

Opto-Mechano-Fluidic Viscometer

open access: yes, 2014
The recent development of opto-mechano-fluidic resonators has provided -- by harnessing photon radiation pressure -- a new microfluidics platform for the optical sensing of fluid density and bulk modulus.
Bahl, Gaurav, Han, Kewen, Zhu, Kaiyuan
core   +1 more source

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

On multiple solutions of non-Newtonian Carreau fluid flow over an inclined shrinking sheet

open access: yesResults in Physics, 2018
This paper presents the multiple solutions of a non-Newtonian Carreau fluid flow over a nonlinear inclined shrinking surface in presence of infinite shear rate viscosity.
Masood Khan   +3 more
doaj   +1 more source

Dynamical behavior of a complex fluid near an out-of-equilibrium transition: approaching simple rheological chaos

open access: yes, 2002
We report here an extensive study of sustained oscillations of the viscosity of a complex fluid near an out-of-equilibrium transition. Using well defined protocols, we perform rheological measurements of the onion texture near a layering transition in a ...
Colin, A., Roux, D., Salmon, JB.
core   +2 more sources

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

High frequency ultrasonic devices for the evaluation of the viscosity of coconut water in a rapid and simple way [PDF]

open access: yes, 2015
Coconut water is a well-known beverage under the tropics, but its popularity on the international market has recently been increasing. In fact, it has drawn the attention of manufacturers as a natural functional drink.
Ferrandis, Jean Yves   +4 more
core  

Vorticity production and survival in viscous and magnetized cosmologies

open access: yes, 2012
We study the role of viscosity and the effects of a magnetic field on a rotating, self-gravitating fluid, using Newtonian theory and adopting the ideal magnetohydrodynamic approximation.
A. Brandenburg   +9 more
core   +1 more source

Viscosity, ion mobility, and the λ transition [PDF]

open access: yes, 1977
A model is presented of the λ transition in superfluid helium in which fluctuations near the transition are approximated by distinct regions of normal fluid and superfluid. The macroscopic viscosity of such a medium is computed.
Goodstein, David L.
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

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