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One compound with two distinct topological states

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Two distinct topological states that are closely tied to the spin configurations of a layered compound, here MnBi2Te4, have been demonstrated. Such control of the topological state should enable new opportunities to realize quantum and spintronic devices.

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Fig. 1: The alignment of magnetization (red and blue arrows) in each atomic layer for a six-SL MnBi2Te4.

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Authors and Affiliations

  1. Department of Physics and Astronomy, University of California Riverside, Riverside, CA, USA

    Peng Wei

  2. Physics Department, MIT, Cambridge, MA, USA

    Jagadeesh S. Moodera

  3. Francis Bitter Magnet Laboratory and Plasma Science and Fusion Center, MIT, Cambridge, MA, USA

    Jagadeesh S. Moodera

Authors
  1. Peng Wei
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  2. Jagadeesh S. Moodera
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Correspondence to Peng Wei or Jagadeesh S. Moodera.

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Wei, P., Moodera, J.S. One compound with two distinct topological states. Nat. Mater. 19, 481–482 (2020). https://doi.org/10.1038/s41563-020-0628-5

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