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Dynamical simulations on the two-dimensional XY model with random-phase shift

โœ Scribed by Y. F. Guo; H. L. Peng; Q. H. Chen

Book ID
111623216
Publisher
Springer
Year
2009
Tongue
English
Weight
666 KB
Volume
72
Category
Article
ISSN
1434-6036

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โœ A.S.T. Pires; M.E. Gouvea ๐Ÿ“‚ Article ๐Ÿ“… 2009 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 449 KB

In this paper we study the quantum phase transition and low temperature behavior in a square lattice quantum two-dimensional XY model with single-ion anisotropy and spin S = 1. Starting with the Villain representation, a Landau-Ginzburg expression is written. The large D phase is studied using the