Dynamical correlation functions of the XXZ spin-1/2 chain

N. Kitanine (1) , Jean Michel Maillet (2) , N. A. Slavnov (3) , Véronique Terras (2, 4)

1 LPTM - UMR 8089 - Laboratoire de Physique Théorique et Modélisation
2 Phys-ENS - Laboratoire de Physique de l'ENS Lyon
3 SMI - Steklov Mathematical Institute [Moscow]
4 LPTA - Laboratoire de Physique Théorique et Astroparticules

We derive a master equation for the dynamical spin-spin correlation functions of the XXZ spin-1/2 Heisenberg finite chain in an external magnetic field. In the thermodynamic limit, we obtain their multiple integral representation.

Keywords: Quantum integrable models; Correlation functions; Bethe ansatz

Domains: Physics [physics]; High Energy Physics - Theory [hep-th]; Physics [physics]; Mathematical Physics [math-ph]; Mathematics [math]; Mathematical Physics [math-ph]

N. Kitanine, Jean Michel Maillet, N. A. Slavnov, Véronique Terras. Dynamical correlation functions of the XXZ spin-1/2 chain. Nuclear Physics B, 2005, 729 (3), pp.558-580. ⟨10.1016/j.nuclphysb.2005.08.046⟩. ⟨ensl-00266560⟩