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QUANTUM COMPUTATION

Hole spin qubits work at mT magnetic fields

A singlet-triplet hole spin qubit in a Ge quantum well is demonstrated to be fast, coherent, and compatible with operation at magnetic fields below 10 mT, opening the door to integration with superconducting technologies.

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Fig. 1: Spin qubit encodings.

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Correspondence to Floris Braakman.

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Braakman, F., Scarlino, P. Hole spin qubits work at mT magnetic fields. Nat. Mater. 20, 1047–1048 (2021). https://doi.org/10.1038/s41563-021-01045-9

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