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arXiv · 1312.4770

Nested off-diagonal Bethe ansatz and exact solutions of the su(n) spin chain with generic integrable boundaries

Junpeng Cao·Wen-Li Yang·Kangjie Shi·Yupeng Wang
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Abstract

The nested off-diagonal Bethe ansatz method is proposed to diagonalize multi-component integrable models with generic integrable boundaries. As an example, the exact solutions of the su(n)-invariant spin chain model with both periodic and non-diagonal boundaries are derived by constructing the nested T-Q relations based on the operator product identities among the fused transfer matrices and the asymptotic behavior of the transfer matrices.

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Junpeng Cao, Wen-Li Yang, Kangjie Shi, Yupeng Wang. 2014-05-11. Nested off-diagonal Bethe ansatz and exact solutions of the su(n) spin chain with generic integrable boundaries. https://doi.org/10.1007/jhep04(2014)143

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