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arxiv: hep-th/0201134 · v1 · submitted 2002-01-17 · ✦ hep-th · cond-mat· nlin.SI

Emptiness formation probability of the XXZ spin-1/2 Heisenberg chain at Delta=1/2

N. Kitanine , J.M. Maillet , N.A. Slavnov , V. Terras This is my paper
classification ✦ hep-th cond-matnlin.SI
keywords chaindeltaemptinessformationheisenbergprobabilityspin-1alternating
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Using a multiple integral representation for the correlation functions, we compute the emptiness formation probability of the XXZ spin-1/2 Heisenberg chain at anisotropy Delta=1/2. We prove it is expressed in term of the number of alternating sign matrices.

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