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Conferences > QUANTUM > 2023 > QM2A > QM2A.4

Superconducting qubit readout via electro-optic transduction with low laser-induced backaction

Maxwell D. Urmey, Robert D. Delaney, Sarang Mittal, Benjamin M. Brubaker, Jonathan M. Kindem, Nicholas E. Frattini, Luca G. Talamo, Kazemi Adachi, Sheng-Xiang Lin, Sarah Dickson, Cindy A. Regal, and Konrad W. Lehnert

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Abstract

We perform dispersive readout of a superconducting qubit using optical heterodyne detection via a mechanical electro-optic transducer, without causing significant backaction on the qubit. This is a key milestone in linking remote superconducting quantum processors.

© 2023 The Author(s)

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