Symmetry protected topological orders and the group cohomology of their symmetry group

Chen, Xie ; Gu, Zheng-Cheng ; Liu, Zheng-Xin ; Wen, Xiao-Gang

Physical review. B, Condensed matter and materials physics, 2013-04, Vol.87 (15), Article 155114 [Periódico revisado por pares]

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