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Weyl fermions promote collective magnetism

The polar magnetic semimetal NdAlSi hosts Weyl fermions that promote helical magnetism, and defines a roadmap for future work on correlated topological matter.

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Fig. 1: Weyl fermions and magnetic interactions.
Fig. 2: Spin textures in inversion breaking magnets and the interplay with band topology.


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Correspondence to Max Hirschberger.

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Hirschberger, M., Tokura, Y. Weyl fermions promote collective magnetism. Nat. Mater. 20, 1592–1593 (2021).

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