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Integrable eight-state supersymmetric U model with boundary terms and its Bethe ansatz solution

Xiang-Yu Ge, Mark D. Gould, Yao-Zhong Zhang, Huan-Qiang Zhou

cond-mat.str-elarXiv:cond-mat/9709308

Abstract

A class of integrable boundary terms for the eight-state supersymmtric U model are presented by solving the graded reflection equations. The boundary model is solved by using the coordinate Bethe ansatz method and the Bethe ansatz equations are obtained.

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