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CONDENSED-MATTER PHYSICS

Super spins

Applications of spintronics often require angular momentum to be moved from place to place. A possible observation of spin superfluidity may point the way toward the transport of spin angular momentum across an insulating sample with no dissipation or energy loss.

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Fig. 1: Illustration of the Stepanov device.

Adapted from ref. 1, Macmillan Publishers Ltd

References

  1. Stepanov, P. et al. Nat. Phys. https://doi.org/s41567-018-0161-5 (2018).

  2. Wald, K. R., Kouwenhoven, L. P., McEuen, P. L., van der Vaart, N. C. & Foxon, C. T. Phys. Rev. Lett. 73, 1011–1015 (1994).

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Correspondence to Joshua Folk.

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Folk, J. Super spins. Nature Phys 14, 877–878 (2018). https://doi.org/10.1038/s41567-018-0182-0

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