This letter compares mean field, pair approximation, and Monte Carlo calculations of the excess energy of a step. The pair approximation offers good improvement over the mean field theory.
CITATION STYLE
Weeks, J. D., & Gilmer, G. H. (1978). THERMODYNAMIC PROPERTIES OF SURFACE STEPS John D. WEEKS and George H. GILMER. Journal of Crystal Growth, 43, 385–387.
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