Combining rules: Difference between revisions

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The '''Lorenz-Berthelot combining rules''' (also known as ''mixing rules'') for binary mixtures  are given by
{{Stub-general}}
 
The '''combining rules''' (also known as ''mixing rules'') for binary mixtures  are variously given by
====Berthelot rule====
:<math>\epsilon_{ij} = \sqrt{\epsilon_{ii} \epsilon_{jj}}</math>
:<math>\epsilon_{ij} = \sqrt{\epsilon_{ii} \epsilon_{jj}}</math>
 
====Lorentz rule====
:<math>\sigma_{ij} = \frac{\sigma_{ii} + \sigma_{jj}}{2}</math>
:<math>\sigma_{ij} = \frac{\sigma_{ii} + \sigma_{jj}}{2}</math>
See also [[Lennard-Jones model]]
See also [[Lennard-Jones model]]
====Admur and Mason====
For the [[second virial coefficient]] of a mixture (Ref. 1)
:<math>B_{ij} = \frac{\left(B_{ii}^{1/3}+B_{jj}^{1/3}\right)^3}{8}</math>
==References==
==References==
#[http://dx.doi.org/10.1063/1.1724353 I. Amdur and E. A. Mason "Properties of Gases at Very High Temperatures",  Physics of Fluids '''1''' pp. 370-383 (1958)]
[[category: mixtures]]
[[category: mixtures]]

Revision as of 14:59, 31 October 2007

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The combining rules (also known as mixing rules) for binary mixtures are variously given by

Berthelot rule

Lorentz rule

See also Lennard-Jones model

Admur and Mason

For the second virial coefficient of a mixture (Ref. 1)

References

  1. I. Amdur and E. A. Mason "Properties of Gases at Very High Temperatures", Physics of Fluids 1 pp. 370-383 (1958)