Spin waves can carry information that could be used for data processing, but producing and controlling them can be challenging. Now it is possible to generate short-wavelength coherent spin waves that can travel at high speed over a long distance.
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Münzenberg, M. High-speed spins. Nat. Phys. 17, 985–986 (2021). https://doi.org/10.1038/s41567-021-01314-z
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DOI: https://doi.org/10.1038/s41567-021-01314-z
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