Variational principle for non-equilibrium steady states of the XX model

Taku Matsui, Yoshiko Ogata

    Research output: Contribution to journalArticlepeer-review

    9 Citations (Scopus)

    Abstract

    We show that non-equilibrium steady states of the one-dimensional exactly-solved XX model can be characterized by the variational principle of free energy of a long range interaction and that they cannot be a KMS state for any C*-dynamical system of the UHF algebra.

    Original languageEnglish
    Pages (from-to)905-923
    Number of pages19
    JournalReviews in Mathematical Physics
    Volume15
    Issue number8
    DOIs
    Publication statusPublished - Oct 2003

    All Science Journal Classification (ASJC) codes

    • Statistical and Nonlinear Physics
    • Mathematical Physics

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