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SPINTRONICS

Fast and efficient switching with ferrimagnets

Domain-wall velocities of 5.7 kilometres per second and switching times of less than a nanosecond have been observed in ferrimagnetic devices.

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Fig. 1: Ferrimagnets and their compensation points.

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Correspondence to Se Kwon Kim.

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Kim, S.K. Fast and efficient switching with ferrimagnets. Nat Electron 3, 18–19 (2020). https://doi.org/10.1038/s41928-019-0352-9

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