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Updated: Dec 10, 2025

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
Published on: August 2, 2019
Phase-Slip Statistics of a Single Isolated Flux-Biased Superconducting Ring
I Petkovic1, A Lollo1, J G E Harris1,2
1Department of Physics, Yale University, 217 Prospect Street, New Haven, Connecticut 06520, USA.
Abstract:
We describe measurements of the thermally activated transitions between fluxoid states of a single isolated superconducting ring. We compare these measurements with theoretical predictions in which all of the relevant parameters are determined via independent characterization of the same ring. This no-free-parameters comparison shows qualitative agreement over a wide range of temperatures. We discuss possible origins for the remaining discrepancies between the data and theory, in particular the choice of model for the superconducting order parameter's damping.
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