Articles with "diffusion coefficients" as a keyword



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Measurements and predictive modeling of water diffusion coefficients in bovine serum albumin/polymer blends for biosensors

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45368

Abstract: The knowledge of mass transport parameters in polymer/protein blend films is of substantial interest for the preparation of glucose biosensor test strips where drying and rehydration need to be controlled. In this study, the diffusion… read more here.

Keywords: diffusion; water; polymer; diffusion coefficients ... See more keywords
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Apparent diffusion coefficients of the five major metabolites measured in the human brain in vivo at 3T

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Published in 2018 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.26969

Abstract: To measure the apparent diffusion coefficients (ADC) of five main metabolites in the human brain at 3T with PRESS and STEAM, avoiding measurement biases because of cross‐terms. Cross‐terms arise from interactions between slice‐selection and spoiler… read more here.

Keywords: coefficients five; diffusion; human brain; diffusion coefficients ... See more keywords
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Concentration-Dependent Diffusion Coefficients of Binary Gas Mixtures Using a Loschmidt Cell with Holographic Interferometry

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Published in 2018 at "International Journal of Thermophysics"

DOI: 10.1007/s10765-018-2451-7

Abstract: A model-based experimental approach is presented to measure concentration-dependent diffusion coefficients of binary gases from a single experimental run. The diffusion experiments are performed with a Loschmidt cell combined with holographic interferometry that has been… read more here.

Keywords: dependent diffusion; diffusion; model; diffusion coefficients ... See more keywords
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Computer Experiments on Self-diffusion Coefficients of Some Liquid Metals

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Published in 2021 at "Journal of Phase Equilibria and Diffusion"

DOI: 10.1007/s11669-021-00868-y

Abstract: The available experimental self-diffusion coefficients of twenty-two liquid elements near their melting temperatures are compared with the calculated data by the first-principal dynamics simulation. The holistic evaluation shows that the calculated self-diffusion coefficients are in… read more here.

Keywords: diffusion; diffusion coefficient; diffusion coefficients; computer experiments ... See more keywords
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Diffusion curves with diffusion coefficients

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Published in 2018 at "Computational Visual Media"

DOI: 10.1007/s41095-018-0109-9

Abstract: Diffusion curves can be used to generate vector graphics images with smooth variation by solving Poisson equations. However, using the classical diffusion curve model, it is difficult to ensure that the generated diffusion image satisfies… read more here.

Keywords: diffusion curves; diffusion; diffusion image; diffusion coefficients ... See more keywords
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Monte Carlo method for solving a B1 equation with complex-valued buckling in asymmetric geometries and generation of directional diffusion coefficients

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Published in 2018 at "Annals of Nuclear Energy"

DOI: 10.1016/j.anucene.2018.08.025

Abstract: Abstract Direction-dependent diffusion coefficients generated using a Monte Carlo method that explicitly solves a heterogeneous B 1 equation are validated in this paper. The validation is conducted by comparing the direction-dependent neutron leakage using directional… read more here.

Keywords: carlo method; diffusion; directional diffusion; monte carlo ... See more keywords
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Correlation for self-diffusion coefficients of H2, CH4, CO, O2 and CO2 in supercritical water from molecular dynamics simulation

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Published in 2020 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2020.114941

Abstract: Abstract Molecular dynamics simulations were employed for the calculation of self-diffusion coefficients of H2, CH4, CO, O2 and CO2 in supercritical water over a wide range of temperature (673–973 K) and pressure (250–280 atm). Based on our… read more here.

Keywords: self diffusion; coefficients ch4; supercritical water; diffusion coefficients ... See more keywords
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The diffusion coefficients of noble gases (He Ar) in a synthetic basaltic liquid: One-dimensional diffusion experiments

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Published in 2017 at "Chemical Geology"

DOI: 10.1016/j.chemgeo.2017.05.017

Abstract: Diffusion coefficients of noble gases in silicate liquids are poorly known, and, as a result, it is difficult to quantify the importance of kinetic fractionation of noble gas abundances and isotopic compositions during magmatic processes.… read more here.

Keywords: noble gases; diffusion; liquid; glass ... See more keywords
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Diffusion coefficients of polar organic compounds in agarose hydrogel and water and their use for estimating uptake in passive samplers.

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Published in 2020 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2020.126183

Abstract: Diffusion coefficient (D) is an important parameter for prediction of micropollutant uptake kinetics in passive samplers. Passive samplers are nowadays commonly used for monitoring trace organic pollutants in different environmental matrices. Samplers utilising a hydrogel… read more here.

Keywords: diffusion; water; coefficients polar; diffusion coefficients ... See more keywords
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A combined experimental and molecular dynamics study of the relation between the limiting molar conductivities and self-diffusion coefficients of acetonitrile solution

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Published in 2021 at "Chemical Physics Letters"

DOI: 10.1016/j.cplett.2020.138246

Abstract: Abstract The empirical equation, λ∞ ∼ (D/T)s, relates the limiting ionic molar conductivity (λ∞) to the self-diffusion coefficient (D) of a solvent in water and methanol, where s is a parameter and T is the… read more here.

Keywords: self diffusion; acetonitrile solution; diffusion coefficients; molecular dynamics ... See more keywords
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The effects of sodium chloride on the diffusion of sulfonated resorcinarenes in aqueous solutions

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Published in 2020 at "Fluid Phase Equilibria"

DOI: 10.1016/j.fluid.2020.112629

Abstract: Abstract The effect of sodium chloride on the diffusion of aqueous Na4ETRA (tetrasodium 5,11,17,23-tetrakissulfonatemethylen-2,8,14,20-tetra(ethyl)resorcin[4]arene) and Na4PRRA (tetrasodium 5,11,17,23-tetrakissulfonatemethylen-2,8,14,20-tetra(propyl)resorcin[4]arene) are investigated by using the Taylor dispersion technique to measure diffusion in aqueous resorcinarene solutions with and… read more here.

Keywords: etra4 prra4; diffusion; chloride diffusion; na4etra na4prra ... See more keywords