Strong Dispersive Coupling Between a Mechanical Resonator and a Fluxonium Superconducting Qubit
We demonstrate strong dispersive coupling between a fluxonium superconducting qubit and a 690 megahertz mechanical oscillator, extending the reach of circuit quantum acousto-dynamics (cQAD) experiments into a new range of frequencies. We have engineered a qubit-phonon coupling rate of g≈2π×14MHz, an...
Main Authors: | , , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
American Physical Society
2023-12-01
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Series: | PRX Quantum |
Online Access: | http://doi.org/10.1103/PRXQuantum.4.040342 |