most citedOn critical phases in anisotropic spin-1 chains

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cond-mat.str-el2003★ 61 cited

On critical phases in anisotropic spin-1 chains

C. Degli Esposti Boschi, E. Ercolessi, F. Ortolani +1

Quantum spin-1 chains may develop massless phases in presence of Ising-like and single-ion anisotropies. We have studied c=1 critical phases by means of both analytical techniques,…