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Reflection K-Matrices of the 19-Vertex Model and XXZ Spin-1 Chain with General Boundary Terms

Takeo Inami, Satoru Odake, Yao-Zhong Zhang

hep-tharXiv:hep-th/9601049

Abstract

We derive and classify all solutions of the boundary Yang-Baxter equation (or the reflection equation) for the 19-vertex model associated with Uq(sl2). Integrable XXZ spin-1 chain hamiltonian with general boundary interactions is also obtained.

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