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Control of spin currents with coherent magnons

Submitted by wwwadm on

Nature Physics, Published online: 09 May 2025; doi:10.1038/s41567-025-02898-6

The chiral properties of coherent antiferromagnetic magnons — quanta of spin waves — can be exploited to control spin currents. Interference of magnon modes has been utilized to control the polarization of pure spin currents, eliminating the need for strong magnetic fields.