An SU(2) symmetry of the one-dimensional spin-1 XY model

Atsuhiro Kitazawa, Keigo Hijii, Kiyohide Nomura

Research output: Contribution to journalArticlepeer-review

12 Citations (Scopus)

Abstract

We show that the one-dimensional spin-1 XY model has an additional SU(2) symmetry for the open boundary condition and for an artificial one. We can explain some degeneracies of excitation states which were reported in previous numerical studies.

Original languageEnglish
Pages (from-to)L351-L357
JournalJournal of Physics A: Mathematical and General
Volume36
Issue number23
DOIs
Publication statusPublished - Jun 13 2003

All Science Journal Classification (ASJC) codes

  • Statistical and Nonlinear Physics
  • Mathematical Physics
  • Physics and Astronomy(all)

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