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arxiv: q-alg/9604019 · v2 · submitted 1996-04-28 · q-alg · cond-mat· math.QA

Exact two-spinon dynamical correlation function of the Heisenberg model

classification q-alg cond-matmath.QA
keywords exactheisenbergmodelcorrelationdynamicalfunctionaffineanisotropic
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We derive the exact contribution of two spinons to the dynamical correlation function of the spin-1/2 Heisenberg model. For this, we use the isotropic limits of the exact form factors that have been recently computed through the quantum affine symmetry of the anisotropic Heisenberg model $XXZ$

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