Tarazona's weighted density approximation
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- Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle A_{\mathrm {hard~sphere} }^{\mathrm {excess} }[\rho ({\mathbf {r} })]=\int \rho ({\mathbf {r} })a_{\mathrm {excess} }[{\overline {\rho }}({\mathbf {r} })]{\mathrm {d} }{\mathbf {r} }}
where A is the Helmholtz energy function.
References
- P. Tarazona "A density functional theory of melting", Molecular Physics 52 pp. 81-96 (1984)
- P. Tarazona "Free-energy density functional for hard spheres", Physical Review A 31 pp. 2672 - 2679 (1985)
- P. Tarazona "Erratum: Free-energy density functional for hard spheres", Physical Review A 32 p. 3148 (1985)
- P. Tarazona, U. Marini Bettolo Marconi and R. Evans "Phase equilibria of fluid interfaces and confined fluids: Non-local versus local density functionals" Molecular Physics 60 pp. 573 - 595 (1987)