Heisenberg spin chains based on sl(2|1) symmetry

Details Heisenberg spin chains based on sl(2|1) symmetry Heisenberg spin chains based on sl(2|1) symmetry

2000-03-10

arxiv.org/abs/nlin/0003029v1

Nucl.Phys. B583 (2000) 691-720

Nonlinear Sciences

Exactly Solvable and Integrable Systems

28 pages LATEX

Scientific paper

10.1016/S0550-3213(00)00346-1

We find solutions of the Yang-Baxter equation acting on tensor product of
arbitrary representations of the superalgebra sl(2|1). Based on these solutions
we construct the local Hamiltonians for integrable homogeneous periodic chains
and open chains.

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