Results 11 to 20 of about 141,211 (301)

Experimental Study on Effective Chloride Diffusion Coefficient of Cement Mortar by Different Electrical Accelerated Measurements

open access: yesCrystals, 2021
This study investigated the effective chloride diffusion coefficient of cement mortar with different water-to-cement ratio (w/c) under electrical accelerated migration measurement.
Jianlan Chen   +4 more
doaj   +2 more sources

Heavy quark momentum diffusion coefficient during hydrodynamization via effective kinetic theory [PDF]

open access: yesEPJ Web of Conferences
In these proceedings, we compute the heavy quark momentum diffusion coefficient using QCD effective kinetic theory for a plasma going through the bottom-up thermalization scenario until approximate hydrodynamization.
Boguslavski Kirill   +4 more
doaj   +4 more sources

Scale Dependency of the Effective Matrix Diffusion Coefficient [PDF]

open access: yesVadose Zone Journal, 2004
It has been recognized that matrix diffusion is an important process for retarding solute transport in fractured rock. Based on analyses of tracer transport data from a number of field tests, we demonstrate for the first time that the effective matrix‐diffusion coefficient may be scale dependent and generally increases with test scale.
Liu, H.H., Bodvarsson, G.S., Zhang, G.
openaire   +3 more sources

The Effective Diffusion Coefficient for Porous Rubble [PDF]

open access: yes, 1990
Each waste package in the proposed Yucca Mountain repository is to be separated from surrounded unsaturated rock by a 2-cm air gap annulus. However, if the annulus becomes filled with rock and rubble, there can exist pathways for diffusive release of radionuclides through pore liquid, even if the repository remains unsaturated.
Sadeghi, M.M.   +3 more
openaire   +2 more sources

Impact of Pore Geometry and Water Saturation on Gas Effective Diffusion Coefficient in Soil

open access: yesApplied Sciences, 2018
Gas flow in soil plays a crucial role in terrestrial ecosystems, and numerical simulation of their movement needs to know their effective diffusion coefficients.
Wulong Hu   +5 more
doaj   +2 more sources

Fast manometric method for determining the effective oxygen diffusion coefficient through wine stopper

open access: yesPolymer Testing, 2021
A fast manometric method has been designed for determining the oxygen transfer rate through cork stoppers. Thanks to this technique, it is possible to measure the effective diffusion coefficient of oxygen through a thin cork wafer in a few days, whereas ...
Julie Chanut   +6 more
doaj   +1 more source

Cross-property connections between Young's modulus and diffusion coefficient of two-phase composite

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2021
The paper interrelates changes in the effective elastic and diffusion properties of a two-phase composite caused by inhomogeneities. The correlation is based on similarities between the microstructural parameters in whose terms the effective properties ...
Frolova Ksenia
doaj   +1 more source

Effects of diffusive property heterogeneity on effective matrix diffusion coefficient for fractured rock [PDF]

open access: yesWater Resources Research, 2006
Heterogeneities of diffusion properties are likely to influence the effective matrix diffusion coefficient determined from tracer breakthrough curves. The objectives of this study are (1) to examine if it is appropriate to use a single, effective matrix diffusion coefficient to predict breakthrough curves in a fractured formation, (2) to examine if a ...
Zhang, Yingqi   +3 more
openaire   +2 more sources

Effect of Modification on the Fluid Diffusion Coefficient in Silica Nanochannels [PDF]

open access: yesMolecules, 2021
The diffusion behavior of fluid water in nanochannels with hydroxylation of silica gel and silanization of different modified chain lengths was simulated by the equilibrium molecular dynamics method. The diffusion coefficient of fluid water was calculated by the Einstein method and the Green–Kubo method, so as to analyze the change rule between the ...
Gengbiao Chen, Zhiwen Liu
openaire   +3 more sources

Effective diffusion coefficient of Pal.

open access: yes, 2021
Effective diffusion coefficient for Pal-mCherry in non-dividing cells (blue line) and dividing cells (orange line) obtained using the SpatialFRAP method. Shown is the median and 95% confidence intervals over approximately 30 cells.
Joanna Szczepaniak (11886462)   +3 more
core   +1 more source

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