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Odd units on UDS for Isotropic Diffusion

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Old   January 15, 2011, 18:59
Default Odd units on UDS for Isotropic Diffusion
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In the ANSYS FLUENT user's guide http://my.fit.edu/itresources/manual...ug/node348.htm , the units for diffusivity are kg/(m*s) as opposed to the conventional units for diffusivity (m^2/s). Can anyone help me to understand this?

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diffusion, isotropic, kg/(m*s), uds, units


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