DMRG study of modulated Hubbard chain finds interaction-split edge spectral flow in C=+2 Thouless pump at ρ=2/3 while bulk charge transport stays integer.
Resta, Quantum-mechanical position operator in ex- tended systems, Physical Review Letters80, 1800 (1998)
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Charge-pumping simulation extracts Chern numbers and identifies anomalous composite Fermi liquids from neural network wavefunctions in fractional Chern insulators.
citing papers explorer
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Interaction-Split Edge Spectral Flow in an Integer Hubbard Thouless Pump
DMRG study of modulated Hubbard chain finds interaction-split edge spectral flow in C=+2 Thouless pump at ρ=2/3 while bulk charge transport stays integer.
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Topological invariant of periodic many body wavefunction from charge pumping simulation
Charge-pumping simulation extracts Chern numbers and identifies anomalous composite Fermi liquids from neural network wavefunctions in fractional Chern insulators.