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| The '''Fisher-Widom line''' <ref>[http://dx.doi.org/10.1063/1.1671624 Michael E. Fisher and B. Wiodm "Decay of Correlations in Linear Systems", Journal of Chemical Physics '''50''' 3756 (1969)]</ref> (not to be confused with the [[Widom line]]) is a locus in the [[pressure-temperature |pressure-temperature plane]] and in the [[density-temperature |density-temperature plane]], such that for thermodynamic states of the fluid that lie on one side of the locus, the decay of the [[Total correlation function |correlation function]] is oscillatory, and in those that lie on the other side it is monotonic. | | The '''Fisher-Widom line''' is a locus in the [[pressure-temperature]] plane and in the [[density-temperature]] plane, such that for thermodynamic states of the fluid that lie on one side of the locus, the decay of the [[Total correlation function |correlation function]] is oscillatory, and in those that lie on the other side it is monotonic. |
| ==Related lines==
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| *[[Frenkel line]]
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| *[[Widom line]]
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| ==References== | | ==References== |
| <references/>
| | #[http://dx.doi.org/10.1063/1.1671624 Michael E. Fisher and B. Wiodm "Decay of Correlations in Linear Systems", Journal of Chemical Physics '''50''' 3756 (1969)] |
| '''Related reading''' | | #[http://dx.doi.org/10.1103/PhysRevE.51.3146 C. Vega, L. F. Rull, and S. Lago "Location of the Fisher-Widom line for systems interacting through short-ranged potentials", Physical Review E '''51''' pp. 3146-3155 (1995)] |
| *[http://dx.doi.org/10.1103/PhysRevE.51.3146 C. Vega, L. F. Rull, and S. Lago "Location of the Fisher-Widom line for systems interacting through short-ranged potentials", Physical Review E '''51''' pp. 3146-3155 (1995)]
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| *[http://dx.doi.org/10.1080/0026897031000068550 P. Tarazona, E. Chacón and E. Velasco "The Fisher-Widom line for systems with low melting temperature", Molecular Physics '''101''' pp. 1595-1603 (2003)]
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| [[category: statistical mechanics]] | | [[category: statistical mechanics]] |