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Two qubits for the price of one ion

A Publisher Correction to this article was published on 15 August 2022

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Trapped ion quantum computers can use two different kinds of ion to avoid crosstalk between adjacent qubits. Encoding two different qubit types in only one ion species can achieve the same goal while reducing experimental complexity.

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Fig. 1: Possible qubit encodings in a single ion species.

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Correspondence to Cornelius Hempel.

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Hempel, C. Two qubits for the price of one ion. Nat. Phys. (2022). https://doi.org/10.1038/s41567-022-01713-w

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  • DOI: https://doi.org/10.1038/s41567-022-01713-w

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