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- Pushing the limits of superinductors with vertically‑stacked Josephson junctions
Pushing the limits of superinductors with vertically‑stacked Josephson junctions
The Superconducting circuits and mechanical resonators team has demonstrated new designs of high-impedance hyper-inductors. We open a scalable path to high impedance hyperinductors for exotic protected qubits.

This work is a collaboration with LPENS Quantic, CEA Quantronics, and Alice & Bob.
The preprint results can be found on ArxiV:https://arxiv.org/abs/2505.02764
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Thibaut Jacqmin – appointed IUF member
Thibaut Jacqmin has been appointed Junior Member of the Institut Universitaire de France (IUF), Fundamental Chair
Resonant coupling between a superconducting qubit and a macroscopic membrane
The Superconducting circuits and mechanical resonators team has demonstrated resonant coupling between a superconducting qubit and a macroscopic membrane oscillating at a few MHz. They track its quantum motion with ~300 repeated interactions. They demonstrate back-action and probe non-commuting operators.
Congratulations to Dr. Himanshu Patange on His Successful PhD Defense
Thesis title: “RF Transduction in a DC-Biased Superconducting Electromechanical System”