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Exact solution and interfacial tension of the six-vertex model with anti-periodic boundary conditions

M. T. Batchelor·R. J. Baxter·M. J. O'Rourke·C. M. Yung
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Abstract

We consider the six-vertex model with anti-periodic boundary conditions across a finite strip. The row-to-row transfer matrix is diagonalised by the `commuting transfer matrices' method. {}From the exact solution we obtain an independent derivation of the interfacial tension of the six-vertex model in the anti-ferroelectric phase. The nature of the corresponding integrable boundary condition on the $XXZ$ spin chain is also discussed.

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M. T. Batchelor, R. J. Baxter, M. J. O'Rourke, C. M. Yung. 1995-02-07. Exact solution and interfacial tension of the six-vertex model with anti-periodic boundary conditions. https://doi.org/10.1088/0305-4470%2F28%2F10%2F009

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