Physical Review Letters

One-Dimensional Anisotropic Heisenberg Chain

R. J. Baxter

Published Apr 5, 1971• 171 citations

Abstract

A formula is given for the minimum eigenvalue of the operator of an infinitely long, one-dimensional anisotropic Heisenberg chain.Received 25 February 1971DOI:https://doi.org/10.1103/PhysRevLett.26.834©1971 American Physical Society

DOI: 10.1103/physrevlett.26.834

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