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Supercurrents in a topological antiferromagnet

The non-collinear spin structure and nontrivial Berry curvature of Mn3Ge give rise to a long-range supercurrent in superconductor–Mn3Ge–superconductor lateral Josephson junctions.

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Fig. 1: Realization of a long-range supercurrent with possible spin-triplet pairing in Mn3Ge.


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Correspondence to Su-Yang Xu.

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Xu, SY., Ma, Q. Supercurrents in a topological antiferromagnet. Nat. Mater. 20, 1306–1307 (2021).

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