High-Fidelity Two-Qubit Gates between Fluxonium Qubits with a Resonator Coupler

We take a bottom-up first-principles approach to designing a two-qubit gate between fluxonium qubits for minimal error, speed, and control simplicity. Our proposed architecture consists of two fluxoniums coupled via a resonator. The use of a simple linear coupler has many practical benefits, includi...

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Bibliographic Details
Main Authors: Emma L. Rosenfeld, Connor T. Hann, David I. Schuster, Matthew H. Matheny, Aashish A. Clerk
Format: Article
Language:English
Published: American Physical Society 2024-11-01
Series:PRX Quantum
Online Access:http://doi.org/10.1103/PRXQuantum.5.040317