Ordinary lattice defects induce mid-gap bound states that distinguish topological insulators from normal insulators and remain robust to weak impurities.
Parity Anomaly
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cond-mat.mes-hall 2years
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A symmetry-based stacking strategy with layer-flip realizes odd-parity altermagnetism from nonrelativistic orbital orders, hosting quantum spin Hall phases with helical edge states.
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Ordinary lattice defects as probes of topology
Ordinary lattice defects induce mid-gap bound states that distinguish topological insulators from normal insulators and remain robust to weak impurities.
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Odd-Parity Altermagnetism Originated from Orbital Orders
A symmetry-based stacking strategy with layer-flip realizes odd-parity altermagnetism from nonrelativistic orbital orders, hosting quantum spin Hall phases with helical edge states.