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Spin qubits

Highly tunable ultrafast control of a spin qubit

An electric field gradient can be used to control spin qubits in silicon quantum dots, enabling switchable fast single-qubit gates and, potentially, scalability.

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Fig. 1: Schematics of the three-electron energy spectrum in a single Si quantum dot.

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Correspondence to Xuedong Hu.

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Hu, X. Highly tunable ultrafast control of a spin qubit. Nat. Nanotechnol. 18, 100–101 (2023). https://doi.org/10.1038/s41565-022-01298-8

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