Exact thermodynamic limit of short-range correlation functions of the antiferromagnetic $XXZ$-chain at finite temperatures

Frank G\"ohmann; Michael Bortz

arxiv: cond-mat/0504370 · v2 · submitted 2005-04-14 · ❄️ cond-mat.stat-mech · cond-mat.str-el

Exact thermodynamic limit of short-range correlation functions of the antiferromagnetic XXZ-chain at finite temperatures

Michael Bortz , Frank G\"ohmann This is my paper

classification ❄️ cond-mat.stat-mech cond-mat.str-el

keywords chaincorrelationfinitefunctionstemperaturesantiferromagneticcertainevaluate

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We evaluate numerically certain multiple integrals representing nearest and next-nearest neighbor correlation functions of the spin-1/2 $XXZ$ Heisenberg infinite chain at finite temperatures.

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Exact thermodynamic limit of short-range correlation functions of the antiferromagnetic XXZ-chain at finite temperatures

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