Symmetry, Integrability and Geometry: Methods and Applications (SIGMA)


SIGMA 6 (2010), 082, 5 pages      arXiv:1008.2939      http://dx.doi.org/10.3842/SIGMA.2010.082
Contribution to the Proceedings of the International Workshop “Recent Advances in Quantum Integrable Systems”

Universal Low Temperature Asymptotics of the Correlation Functions of the Heisenberg Chain

Nicolas Crampé a, Frank Göhmann b and Andreas Klümper b
a) LPTA, UMR 5207 CNRS-UM2, Place Eugène Bataillon, 34095 Montpellier Cedex 5, France
b) Fachbereich C – Physik, Bergische Universität Wuppertal, 42097 Wuppertal, Germany

Received August 18, 2010, in final form October 04, 2010; Published online October 09, 2010

Abstract
We calculate the low temperature asymptotics of a function γ that generates the temperature dependence of all static correlation functions of the isotropic Heisenberg chain.

Key words: correlation functions; quantum spin chains; thermodynamic Bethe ansatz.

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