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arxiv: hep-th/0412098 · v1 · pith:IVCYPTL4new · submitted 2004-12-09 · ✦ hep-th · math-ph· math.MP· nlin.SI

A Haldane-Shastry spin chain of BC_N type in a constant magnetic field

classification ✦ hep-th math-phmath.MPnlin.SI
keywords spinchainconstantfieldhaldane-shastrymagnetictypeassociated
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We compute the spectrum of the trigonometric Sutherland spin model of BC_N type in the presence of a constant magnetic field. Using Polychronakos's freezing trick, we derive an exact formula for the partition function of its associated Haldane-Shastry spin chain.

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