A Note on the algebraic approach to the «almost» mean-field Heisenberg model
- Autori: Bagarello, F.; Trapani, C.
- Anno di pubblicazione: 1993
- Tipologia: Articolo in rivista (Articolo in rivista)
- OA Link: http://hdl.handle.net/10447/198707
Abstract
We generalize to an «almost» mean-field Heisenberg model the algebraic approach already formulated for Ising models. We show that there exists a family of «relevant» states on which the algebraic dynamics αt can be defined. © 1993 Società Italiana di Fisica.