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diffusivity

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diffusivity [ˌdɪfjuːˈsɪvɪtɪ]
n
1. (Physics / General Physics) a measure of the ability of a substance to transmit a difference in temperature; expressed as the thermal conductivity divided by the product of specific heat capacity and density
2. (Physics / General Physics) Physics
a.  the ability of a substance to permit or undergo diffusion
b.  another name for diffusion coefficient
3. (Physics / General Physics) another name for diffusion [5]
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Thermophysical properties, such as thermal diffusivity and thermal conductivity, are also discussed.
Microstructure analyses and thermophysical properties of ... by Zhou, Hong; Li, Fei; Wang, Jun; Sun, Bao-de / JCT Research
Once permeability and diffusivity coefficients have been calculated, the solubility, S.
Oxygen and carbon dioxide transport through high barrier polyester ... by Hernandez-Rivera, M.A.; Mora, Garcia de la; Likhatchev, D.; Cruz-Guerra, de la; Diaz, L.L.; Lopez-Ca / Polymer Engineering and Science
Some of the characterization techniques described include shape controlled synthesis of porous fibrous cobalt powders, object based quantitative analysis of complex microstructures in steel, and spatially resolved diffusivity measurement with thermography.
EPD Congress 2009; proceedings by SciTech Book News
 
 
 
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