Berry phase and quantum criticality in Yang--Baxter systems
arXiv:0806.1369 · doi:10.1016/j.aop.2008.06.003
Abstract
Spin interaction Hamiltonians are obtained from the unitary Yang--Baxter $\breve{R}$-matrix. Based on which, we study Berry phase and quantum criticality in the Yang--Baxter systems.
7 pages, no figures. Accepted for publication in Annals of Physics