Derivation of spin-current high-harmonic selection rules that distinguish altermagnetic spin-group phases from ferromagnetic, antiferromagnetic, and magnetic-point-group mimics under different light polarizations in the weak-SOC regime.
Ly, Noncollinear antiferromagnetic textures driven high- harmonic generation from magnetic dynamics in the absence of spin-orbit coupling, J
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High-harmonic spin-current signatures of altermagnetic spin-group symmetry
Derivation of spin-current high-harmonic selection rules that distinguish altermagnetic spin-group phases from ferromagnetic, antiferromagnetic, and magnetic-point-group mimics under different light polarizations in the weak-SOC regime.