2 papers
cond-mat.str-el2020
Non-Hermitian effects of the intrinsic signs in topologically ordered wavefunctions
Qi Zhang, Wen-Tao Xu, Zi-Qi Wang +1
Negative signs in many-body wavefunctions play an important role in quantum mechanics. The ground-state wavefunction of double semion model on a two-dimensional hexagonal lattice c…
cond-mat.str-el2018
Decoding quantum criticalities from fermionic/parafermionic topological states
Zi-Qi Wang, Guo-Yi Zhu, Guang-Ming Zhang
Under an appropriate symmetric bulk bipartition in a one-dimensional symmetry protected topological phase with the Affleck-Kennedy-Lieb-Tasaki matrix product state wave function fo…