Understanding and tuning the insulating tunnel barrier layer in magnetic tunnel junctions is key to developing commercial spintronic devices. A naturally self-assembled insulating layer on bilayer manganites provides a highly sensitive model system.
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Coey, M. Thin skins for magnetic sensitivity. Nature Mater 4, 9–10 (2005). https://doi.org/10.1038/nmat1296
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DOI: https://doi.org/10.1038/nmat1296
