The antiferromagnetic material haematite, named for its blood-red colour, hosts swirling spin vortices termed merons. The rotation sense of such antiferromagnetic vortices has now been imaged in real space.
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We acknowledge helpful comments from J. Masell (Karlsruhe Institute of Technology).
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Spitz, L., Hirschberger, M. Imaging the twist of antiferromagnetic merons in a blood-red iron oxide. Nat. Mater. 23, 176–177 (2024). https://doi.org/10.1038/s41563-023-01768-x
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DOI: https://doi.org/10.1038/s41563-023-01768-x
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