Difference between revisions of "Pressure equation"

From SklogWiki
Jump to: navigation, search
(Replaced page with a redirect)
(2 intermediate revisions by the same user not shown)
Line 1: Line 1:
The '''pressure equation''', also known as the '''virial equation''' is given by
#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]].
[[category: statistical mechanics]]

Latest revision as of 15:12, 14 March 2012