Quantum phase transition and entanglement in Heisenberg XX spin chain with impurity

陈士荣, 夏云杰, 满忠晓

Chen Shi-Rong(陈士荣), Xia Yun-Jie(夏云杰), and Man Zhong-Xiao(满忠晓)

中国物理B . 2010, (5): 50304 -050304 . DOI: 10.1088/1674-1056/19/5/050304