Vega equation of state for hard ellipsoids

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Revision as of 18:25, 29 March 2007 by Carl McBride (talk | contribs) (New page: The '''Vega''' equation of state for hard (biaxial) ellipsoids is given by: :<math> Z = 1+B_2^*y + B_3^*y^2 + B_4^*y^3 + B_5^*y^4 + \frac{B_2}{4} \left( \frac{1...)
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The Vega equation of state for hard (biaxial) ellipsoids is given by:

where is the compressibility factor and is the volume fraction, given by where is the number density. The virial coefficients are given by the fits


and


where ,

and

where is the volume, , the surface area, and the mean radius of curvature.

References

  1. Carlos Vega "Virial coefficients and equation of state of hard ellipsoids", Molecular Physics 92 pp. 651-665 (1997)