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Hall effect

Quantum nonlinear devices go green

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Polycrystalline films of the non-toxic element bismuth exhibit a room-temperature surface nonlinear Hall effect, which could make devices based on topological quantum effects more practical.

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Fig. 1: The nonlinear Hall effect observed on bismuth thin films.

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Authors and Affiliations

  1. Department of Physics, Boston College, Chestnut Hill, MA, USA

    Vsevolod Belosevich & Qiong Ma

  2. CIFAR Azrieli Global Scholars program, CIFAR, Toronto, Ontario, Canada

    Qiong Ma

Authors
  1. Vsevolod Belosevich
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  2. Qiong Ma
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Correspondence to Qiong Ma.

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The authors declare no competing interests.

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Belosevich, V., Ma, Q. Quantum nonlinear devices go green. Nat Electron 7, 189–190 (2024). https://doi.org/10.1038/s41928-024-01130-2

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