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Nanoscale spin waves get excited

Disturbances in the orientation of magnetization in a magnet can propagate as spin waves or magnons. A design that makes it possible to optically excite nanoscale spin waves offers a route to developing miniaturized spin-based devices.

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Fig. 1: Snapshots of short-wavelength waves generated using much larger drives.


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Correspondence to Akashdeep Kamra or Lina G. Johnsen.

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Kamra, A., Johnsen, L.G. Nanoscale spin waves get excited. Nat. Phys. (2023).

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