A controlled expansion in s² for electrons with concentrated kinematics allows analytical calculations of spectral broadening, T-linear resistivity in bad metals, and spectral functions in Mott semimetals for Hubbard and Chern band models.
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Anomalous Hall crystals have stiffness an order of magnitude smaller than Wigner crystals due to finite Chern number, triggering mechanical instability under deformations in rhombohedral pentalayer graphene models.
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Controlled expansion for correlated electrons with concentrated kinematics
A controlled expansion in s² for electrons with concentrated kinematics allows analytical calculations of spectral broadening, T-linear resistivity in bad metals, and spectral functions in Mott semimetals for Hubbard and Chern band models.
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Elastic Response and Instabilities of Anomalous Hall Crystals
Anomalous Hall crystals have stiffness an order of magnitude smaller than Wigner crystals due to finite Chern number, triggering mechanical instability under deformations in rhombohedral pentalayer graphene models.