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Solid-state physics

Bouncing spins

The conventional approach to flipping electron spins in a semiconductor requires an external alternating field. It seems that the same job can be accomplished without external excitation of any kind.

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Figure 1: Flipping electron spins.

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Vandersypen, L. Bouncing spins. Nature 458, 841–843 (2009). https://doi.org/10.1038/458841a

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