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Solid-state physics

Siphoning spins

Topological insulators are materials known for their remarkable electron-transport properties. They now emerge as excellent sources of electron spins for manipulating tiny magnets. See Letter p.449

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Figure 1: Taking the spin off a topological insulator's surface.

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Correspondence to Joo-Von Kim.

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Kim, JV. Siphoning spins. Nature 511, 418–419 (2014). https://doi.org/10.1038/511418a

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