Direct correlation function: Difference between revisions

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{{Stub-general}}
The '''direct correlation function''', <math>c(1,2)</math> is encountered in the [[Ornstein-Zernike relation]], i.e.  
The '''direct correlation function''', <math>c(1,2)</math> is encountered in the [[Ornstein-Zernike relation]], i.e.  


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:<math>\frac{1}{k_BT} \left.\frac{\partial p}{\partial \rho}\right\vert_{T} = 1 - \rho \int_0^{\infty} c(r) ~4 \pi r^2 ~{\rm d}r</math>
:<math>\frac{1}{k_BT} \left.\frac{\partial p}{\partial \rho}\right\vert_{T} = 1 - \rho \int_0^{\infty} c(r) ~4 \pi r^2 ~{\rm d}r</math>
==References==
<references/>
;Related reading
*[http://dx.doi.org/10.1080/00268976.2011.621460 Shuangliang Zhao and Jianzhong Wu "An efficient method for accurate evaluation of the site–site direct correlation functions of molecular fluids", Molecular Physics '''109''' pp. 2553-2564 (2011)]
[[Category: Integral equations]]
[[Category: Integral equations]]

Latest revision as of 13:08, 23 January 2012

The direct correlation function, is encountered in the Ornstein-Zernike relation, i.e.

and also in the compressibility equation, i.e.

References[edit]

Related reading