Fridkin V., Stroganov Yu., Zagier D. — Finite Size XXZ Spin Chain with Anisotropy Parameter delta=1/2
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Название: Finite Size XXZ Spin Chain with Anisotropy Parameter delta=1/2
Авторы: Fridkin V., Stroganov Yu., Zagier D.
Аннотация:
Journal of Statistical Physics, Vol. 102, Nos. 34, 2001. p. 781-794.
We find an analytic solution of the Bethe-Ansatz equations (BAE) for the special case of a finite XXZ spin chain with free boundary conditions and with a complex surface field which provides for U_q(sl(2)) symmetry of the Hamiltonian...
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