Derives closed-form quasienergy spectra and Chern numbers for flux-switching Harper-Hofstadter models and maps topological phases via Diophantine gap labeling.
A.et al., Realization of the hofstadter hamiltonian with ultracold atoms in optical lattices, Phys
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Flux-switching Floquet engineering
Derives closed-form quasienergy spectra and Chern numbers for flux-switching Harper-Hofstadter models and maps topological phases via Diophantine gap labeling.