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The racetrack breaks free from the substrate

The combination of optical lithography with a transfer technique based on a sacrificial substrate enables the creation of a 3D-racetrack memory made from state-of-the-art spintronic materials.

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Fig. 1: Towards 3D magnetic racetracks.

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Correspondence to Amalio Fernández-Pacheco or Claire Donnelly.

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Fernández-Pacheco, A., Donnelly, C. The racetrack breaks free from the substrate. Nat. Nanotechnol. 17, 1038–1039 (2022).

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