THE SUPERSYMMETRIC T-J-MODEL WITH QUANTUM GROUP INVARIANCE

被引:123
作者
FOERSTER, A
KAROWSKI, M
机构
[1] Institut für Theoretische Physik, Freie Universität Berlin, Berlin
关键词
D O I
10.1016/0550-3213(93)90377-2
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
An integrable quantum group deformation of the supersymmetric t-J model is introduced. Open-boundary conditions lead to an spl(q)(2, 1) invariant hamiltonian. A general procedure to obtain such invariant models is proposed. To solve the model a generalized nested algebraic Bethe ansatz is constructed and the Bethe ansatz equations are obtained. The quantum supergroup structure of the model is investigated.
引用
收藏
页码:512 / 534
页数:23
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