74 citations · 381 across the 34 of their papers we have counts for
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hep-lat2008★ 1 cited
Magnetic translation symmetry on the lattice
Ken-ichi Sekiguchi, Tomohiro Okamoto, Takanori Fujiwara
Magnetic translation symmetry on a finite periodic square lattice is investigated for an arbitrary uniform magnetic field in arbitrary dimensions. It can be used to classify eigenv…
cond-mat.mes-hall2008★ 25 cited
Topological meaning of Z numbers in time reversal invariant systems
T. Fukui, T. Fujiwara, Y. Hatsugai
We show that the Z invariant, which classifies the topological properties of time reversal invariant insulators, has deep relationship with the global anomaly. Although the sec…