Scanning tunnelling microscopy experiments enable the realization of artificially built topological quantum magnets with titanium atoms and graphene goblets.
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Choi, DJ., Bercioux, D. Unravelling topological states in quantum spin chains. Nat. Nanotechnol. 19, 1763–1764 (2024). https://doi.org/10.1038/s41565-024-01806-y
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DOI: https://doi.org/10.1038/s41565-024-01806-y