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The large-deviation principle and the BCS model

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Abstract

The BCS model is investigated by the functional integrals method and Euclidean quantum field theory technique. It permits us to apply some version of the Large Deviation Principle and get the exact solution which was obtained earlier by the approximation Hamiltonian method.

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Authors and Affiliations

  1. Lvov Institute of Trade and Economy, Ukrainian Academy of Science, 252601, Kiev, Ukraine

    Anatoly I. Pilyavsky

  2. Institute of Mathematics, Ukrainian Academy of Science, 252601, Kiev, Ukraine

    Alexei L. Rebenko

Authors
  1. Anatoly I. Pilyavsky
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  2. Alexei L. Rebenko
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Pilyavsky, A.I., Rebenko, A.L. The large-deviation principle and the BCS model. J Stat Phys 74, 1321–1322 (1994). https://doi.org/10.1007/BF02188235

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  • DOI: https://doi.org/10.1007/BF02188235

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