Editing Dieterici equation of state
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Sadus <ref>[http://dx.doi.org/10.1063/1.1380711 Richard J. Sadus "Equations of state for fluids: The Dieterici approach revisited", Journal of Chemical Physics '''115''' pp. 1460-1462 (2001)]</ref> proposed replacing the repulsive section of the Dieterici equation with the [[Carnahan-Starling equation of state]], which is often used to describe the equation of state of the [[hard sphere model]], resulting in (Eq. 5): | Sadus <ref>[http://dx.doi.org/10.1063/1.1380711 Richard J. Sadus "Equations of state for fluids: The Dieterici approach revisited", Journal of Chemical Physics '''115''' pp. 1460-1462 (2001)]</ref> proposed replacing the repulsive section of the Dieterici equation with the [[Carnahan-Starling equation of state]], which is often used to describe the equation of state of the [[hard sphere model]], resulting in (Eq. 5): | ||
:<math>p = \frac{RT}{v} \frac{ | :<math>p = \frac{RT}{v} \frac{ 1 + \eta + \eta^2 - \eta^3 }{(1-\eta)^3 } e^{-a/RTv}</math> | ||
where <math> \eta = b/4v </math> is the [[packing fraction]]. | where <math> \eta = b/4v </math> is the [[packing fraction]]. | ||
==References== | ==References== |