Generalizes dynamical 3-winding-number to multi-band Chern insulators, proves equality to Chern number difference, and derives expression via phase-band gapless fermions.
Kimura, Physics Letters A 314, 339 (2003)
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
cond-mat.mes-hall 1years
2024 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Loop unitary and phase band topological invariant in generic multi-band Chern insulators
Generalizes dynamical 3-winding-number to multi-band Chern insulators, proves equality to Chern number difference, and derives expression via phase-band gapless fermions.