Off-critical correlations in the Ashkin-Teller model

Details Off-critical correlations in the Ashkin-Teller model Off-critical correlations in the Ashkin-Teller model

1998-11-25

arxiv.org/abs/hep-th/9811215v1

Phys.Lett. B450 (1999) 196-201

Physics

High Energy Physics

High Energy Physics - Theory

8 pages, latex

Scientific paper

10.1016/S0370-2693(99)00123-9

We use the exact scattering description of the scaling Ashkin-Teller model in
two dimensions to compute the two-particle form factors of the relevant
operators. These provide an approximation for the correlation functions whose
accuracy is tested against exact sum rules.

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