Widom-Rowlinson model: Difference between revisions
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[[Image:2D_Widom_Rowlinson.png|thumb|Simulation snapshot of phase separation in two-dimensions.]] | [[Image:2D_Widom_Rowlinson.png|thumb|Simulation snapshot of phase separation in two-dimensions.]] | ||
The '''Widom-Rowlinson model''' | The '''Widom-Rowlinson model''' <ref>[http://dx.doi.org/10.1063/1.1673203 B. Widom and J. S. Rowlinson, "New Model for the Study of Liquid–Vapor Phase Transitions", J. Chem. Phys. '''52''', pp. 1670-1684 (1970)]</ref> for mixtures takes the form: | ||
:<math> \Phi \left( r_{ij} \right) = 0 </math>; if <math> i </math> and <math> j</math> are particles of the same species | :<math> \Phi \left( r_{ij} \right) = 0 </math>; if <math> i </math> and <math> j</math> are particles of the same species | ||
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== References == | == References == | ||
<references/> | |||
[[Category: Models]] | [[Category: Models]] | ||
Revision as of 20:02, 12 February 2009
The Widom-Rowlinson model [1] for mixtures takes the form:
- ; if and are particles of the same species
- if and belong to different species,
where is the hard sphere intermolecular pair potential.
Surface tension
The surface tension of the Widom-Rowlinson model has been studied by:
- E. de Miguel, N. G. Almarza and G. Jackson "Surface tension of the Widom-Rowlinson model", Journal of Chemical Physics 127 034707 (2007)
- Yuri Djikaev "The interfacial tension and phase diagram of the Widom-Rowlinson mixture via Monte Carlo simulations", Journal of Chemical Physics 128 014712 (2008)