Local thermodynamic measurements of a twisted transition metal dichalcogenide heterostructure reveal competition between unconventional charge order and Hofstadter states. This results from the presence of both flat and dispersive electronic bands, whose energetic ordering can be experimentally tuned.
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This is a summary of: Kometter, C. R. et al. Hofstadter states and re-entrant charge order in a semiconductor moiré lattice. Nat. Phys. https://doi.org/10.1038/s41567-023-02195-0 (2023).
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Competing electron solids and electron fluids in the moiré atomic limit. Nat. Phys. 19, 1769–1770 (2023). https://doi.org/10.1038/s41567-023-02197-y
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DOI: https://doi.org/10.1038/s41567-023-02197-y