On string-net models via tensor networks:
On braid group-effects in 2d symmetry protected topological phases:
Introducing the notion of symmetry protected topological phases and of topological order:
Suggestion that topological order goes along with long-range entanglement:
Claim that group cohomology classifies some symmetry protected topological phases:
Xie Chen, Zheng-Cheng Gu, Zheng-Xin Liu, Xiao-Gang Wen, Symmetry protected topological orders and the group cohomology of their symmetry group, Phys. Rev. B 87 (2013) 155114 arXiv:1106.4772
Xie Chen, Zheng-Cheng Gu, Zheng-Xin Liu, Xiao-Gang Wen, Symmetry protected topological orders and the group cohomology of their symmetry group, Science 338 (2012) 1604-1606 (arXiv:10.1103/PhysRevB.87.155114)
Zheng-Cheng Gu, Xiao-Gang Wen, Symmetry-protected topological orders for interacting fermions – fermionic topological non-linear sigma-models and a group super-cohomology theory, Phys. Rev. B 90 115141 (2014) arXiv:1201.2648, doi:10.1103/PhysRevB.90.115141
Last revised on May 27, 2022 at 17:52:58. See the history of this page for a list of all contributions to it.