Bethe Ansatz solution of the open XXZ chain with nondiagonal boundary terms
arXiv:hep-th/0304092 · doi:10.1088/0305-4470/37/2/012
Abstract
We propose a set of conventional Bethe Ansatz equations and a corresponding expression for the eigenvalues of the transfer matrix for the open spin-1/2 XXZ quantum spin chain with nondiagonal boundary terms, provided that the boundary parameters obey a certain linear relation.
11 pages, LaTeX; amssymb, amsmath, no figures; v2: citation added