Difference between revisions of "Pressure equation"

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The '''pressure equation''', also known as the '''virial equation''' is given by
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#REDIRECT[[Pressure#Pressure equation]]
:<math>p^*=\frac{\beta p}{\rho}= \frac{pV}{Nk_BT} = 1 - \beta \frac{2}{3} \pi  \rho \int_0^{\infty} \left( \frac{{\rm d}\Phi(r)} {{\rm d}r}~r \right)~{\rm g}(r)r^3~{\rm d}r</math>
 
 
 
where <math>\beta = 1/k_BT</math>,
 
<math>\Phi(r)</math> is a ''central'' [[Intermolecular pair potential | potential]] and <math>{\rm g}(r)</math> is the [[pair distribution function]].
 
==References==
 
[[category: statistical mechanics]]
 

Latest revision as of 15:12, 14 March 2012