Edge theories of 2D fermionic symmetry protected topological phases protected by unitary Abelian symmetries

Shang-Qiang Ning, Chenjie Wang, Qing-Rui Wang +1

Abelian Chern-Simons theory, characterized by the so-called $K$ matrix, has been quite successful in characterizing and classifying Abelian fractional quantum hall effect (FQHE) as…