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A concept in Spintronics which can not be found on Wikipedia. The picture is from a review of Spintronics of 2016 by Fert.

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  • $\begingroup$ It can actually be found on Wikipedia, but the page is woefully incomplete: en.wikipedia.org/wiki/Helical_Dirac_fermion $\endgroup$
    – Anyon
    Commented Aug 21, 2021 at 18:11
  • $\begingroup$ That's the question:-( $\endgroup$
    – ljq
    Commented Aug 29, 2021 at 8:18

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