# Difference between revisions of "Kihara potential"

$\Phi_{12}(\rho)=\Phi_0 \left[\frac{m}{n-m}\left(\frac{\rho_{0}}{\rho}\right)^n-\frac{n}{n-m}\left(\frac{\rho_{0}}{\rho}\right)^m\right], ~~~ n>m>3.$
where $\Phi_{12}$ is the intermolecular pair potential, and $\rho$ is the intermolecular distance.