A chirally symmetric quasiperiodic hopping model on a square lattice shows a semimetal-to-metal 'magic-angle' transition and, at maximal hopping, a disorder-free diverging density of states with Chalker scaling.
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Magic-Angle Semimetals with Chiral Symmetry
A chirally symmetric quasiperiodic hopping model on a square lattice shows a semimetal-to-metal 'magic-angle' transition and, at maximal hopping, a disorder-free diverging density of states with Chalker scaling.