Results 21 to 30 of about 1,048,748 (349)

Estimating the reduction of the firing temperature produced by the addition of energetic fluxes in porcelain tiles through the Fluegel’s model [PDF]

open access: yesCerâmica
Reducing the firing temperature and accelerating the densification process bring economic and environmental benefits. This study used Fluegel’s viscosity model, developed for glasses, to estimate the decrease of the firing temperature produced by the ...
F. Contartesi   +2 more
doaj   +2 more sources

Microfluidic system for screening disease based on physical properties of blood [PDF]

open access: yesBioImpacts, 2020
Introduction: A key feature of the 'One Health' concept pertains to the design of novel point of care systems for largescale screening of health of the population residing in resource-limited areas of low- and middle-income countries with a view to ...
Siddharth Singh Yadav   +3 more
doaj   +1 more source

Viscosity of the Earth* [PDF]

open access: yesGeophysical Journal of the Royal Astronomical Society, 2010
Direct and indirect estimates of the variation of viscosity with depth in the mantle indicate that a low viscosity layer exists in the upper mantle. A viscosity varying with depth can be used to reconcile the various estimates of relaxation times. If the seismic anelasticity can be used as a guide the average viscosity of the lower mantle is about 10 ...
Anderson, Don L., O'Connell, R.
openaire   +4 more sources

Monitoring the Transesterification Reaction of Vegetable Oil to Biodiesel by Fluorescence Spectroscopy with UV Excitation: Correlation with Viscosity

open access: yesOrbital: The Electronic Journal of Chemistry, 2018
The transesterification reaction is the most widely used process for biodiesel production. Monitoring it in real time enables optimization of the operational parameters, hence providing better yields and lowering the costs of biodiesel production ...
Thais Izida   +3 more
doaj   +1 more source

Kelvin-Helmholtz instability and collapse of a twisted magnetic null point with anisotropic viscosity [PDF]

open access: yesA&A 650, A143 (2021), 2021
Context: Magnetic null points are associated with high-energy coronal phenomena such as solar flares and are often sites of reconnection and particle acceleration. Dynamic twisting of a magnetic null point can generate a Kelvin-Helmholtz instability (KHI) within its fan plane and, under continued twisting, can instigate spine-fan reconnection and an ...
arxiv   +1 more source

Which effective viscosity? [PDF]

open access: yes, 2009
Magmas undergoing shear are prime examples of flows that involve the transport of solids and gases by a separate (silicate melt) carrier phase.
A.R.   +41 more
core   +1 more source

Viscosity [PDF]

open access: yesScientific American, 1919
n ...
openaire   +2 more sources

Design and analysis on the flow fluctuation of a new horizontal space multiphase crankshaft pump

open access: yesThe Journal of Engineering, 2018
In civil aviation ground deicing system, the traditional reciprocating pump is often used as the power supply device to ensure the physical and chemical properties of high viscosity deicing fluid.
Mengli Wu   +6 more
doaj   +1 more source

Viscosity and thermalization [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 2004
I solve the Relativistic Navier Stokes Equations assuming boost invariance and rotational symmetry. I compare the resulting numerical solutions for two limiting models of the shear viscosity. In the first model the shear viscosity is made proportional to the temperature.
openaire   +3 more sources

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