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Solid-state physics

Single spins in silicon see the light

The spin state of a single erbium atom in a tiny silicon transistor has been probed using laser light. The finding opens a path towards a hybrid spin–photon quantum-computing architecture. See Letter p.91

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Figure 1: Optical access to a single erbium atom in silicon.

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Correspondence to Thomas Schenkel.

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Weis, C., Schenkel, T. Single spins in silicon see the light. Nature 497, 46–47 (2013). https://doi.org/10.1038/497046a

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