Square well model

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The square well model is given by [1]

where is the intermolecular pair potential, is the well depth, is the distance between site 1 and site 2 , σ is the hard diameter and λ > 1. For an infinitesimally narrow well one has the sticky hard sphere model proposed by Baxter.

Equation of state

Main article: Equations of state for the square well model

Virial coefficients

Main article: Square well potential: virial coefficients

Liquid-vapour coexistence

[2]

Critical point

[3] [4] [5]

Direct correlation function

Direct correlation function [6].

See also

References

Related reading