An ultrashort pulse of electric current can be used to switch the magnetization of a micrometre-scale magnetic element via spin–orbit torques.
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Avci, C.O. Picosecond switching in a ferromagnet. Nat Electron 3, 660–661 (2020). https://doi.org/10.1038/s41928-020-00502-8
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DOI: https://doi.org/10.1038/s41928-020-00502-8
