diffusivity

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diffusivity

[dif·yü′ziv·əd·ē]
(thermodynamics)
The quantity of heat passing normally through a unit area per unit time divided by the product of specific heat, density, and temperature gradient. Also known as thermal diffusivity; thermometric conductivity.
References in periodicals archive ?
Within the error estimates there is no effect of the water concentration on the diffusivities.
The analytical gas transport equation (equation 8) results for radon, using specific diffusivities ([10.
The effective moisture diffusivities estimated from the drying data represents an overall mass transport property of moisture in the material, which may include liquid diffusion, vapour diffusion or any other possible mass transfer mechanism.
ij] appearing therein are not binary diffusivities.
1987) compiled numerous values of diffusivities of carbon dioxide (and other gases) in several liquid organic phases, and these results have allowed to observe that a clear trend exists in relation to the viscosity of the liquid phase.
p] are provided in Table 3 for four borefield configurations, three borehole separations, and two ground thermal diffusivities.
Diffusivities and activation energies for IPA and TPG/glycerol in the sol-gel are obtained from 22 to 90[degrees]C and compared to similar data obtained for an anti-icing coating containing the dispersed sol-gel.
This was observed in the diffusivities calculated for 2116 FR-4 at 85[degrees]C/85RH of 1.
Contaminant diffusivities in the ambient samples increased with increased contaminant volatility.
The difference between diffusivities [alpha] obtained from both experiments is approximately equal to 2%.