Computing the Helmholtz energy function of solids
The procedure (See Refererences 1 and 2) is based on the techniques of thermodynamic integration. The usual implementations derive from the paper by Frenkel and Ladd (See Ref.1)
References
- [http://dx.doi.org/10.1063/1.478426 Junfang Zhang, Ronald Blaak, Emmanuel Trizac, José A. Cuesta, and Daan Frenkel,
"Optimal packing of polydisperse hard-sphere fluids"
The Journal of Chemical Physics 110 pp. 5318-5324 (1999 -- Volume 110, Issue 11, pp. 5318-5324
10.1063/1.478426