Gradient expansion of the distribution function in the two-dimensional SOS model
- 11 November 1985
- journal article
- Published by IOP Publishing in Journal of Physics A: General Physics
- Vol. 18 (16) , 3205-3215
- https://doi.org/10.1088/0305-4470/18/16/021
Abstract
The distribution function ( sigma sigma ) in the inhomogeneous interface zone modelled by a two-dimensional SOS (solid-on-solid) system is successfully represented as polynomials in local density and the lattice analogues of its gradients and higher derivatives.Keywords
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