A symmetry-based classification predicts that surface altermagnetism, with d-wave spin-split surface states, emerges on specific surfaces of collinear antiferromagnets and altermagnets, supported by tight-binding and DFT calculations.
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Emergent Surface Altermagnetism
A symmetry-based classification predicts that surface altermagnetism, with d-wave spin-split surface states, emerges on specific surfaces of collinear antiferromagnets and altermagnets, supported by tight-binding and DFT calculations.