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Phase transitions in the Ashkin-Teller model

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Abstract

For some values of the coupling constants, a proof of the existence of two phase transitions in the Ashkin-Teller model is given. Only correlation inequalities are used.

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References

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Authors and Affiliations

  1. Dèpartement de Mathèmatiques, Ecole Polytechnique Fèdèrale, 61 Av. de Cour, CH-1007, Lausanne, Switzerland

    C. -E. Pfister

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  1. C. -E. Pfister
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Pfister, C.E. Phase transitions in the Ashkin-Teller model. J Stat Phys 29, 113–116 (1982). https://doi.org/10.1007/BF01008251

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  • DOI: https://doi.org/10.1007/BF01008251

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