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Dense loops, supersymmetry, and Goldstone phases in two dimensions
J L Jacobsen1, N Read, H Saleur
1Laboratoire de Physique Théorique et Modèles Statistiques, Université Paris-Sud, Bâtiment 100, F-91405 Orsay, France.
Physical Review Letters
|April 12, 2003
Abstract:
Loop models in two dimensions can be related to O(N) models. The low-temperature dense-loops phase of such a model, or of its reformulation using a supergroup as symmetry, can have a Goldstone broken-symmetry phase for N<2. We argue that this phase is generic for -2