Laser-annealing Josephson junctions for yielding scaled-up superconducting quantum processors

Abstract As superconducting quantum circuits scale to larger sizes, the problem of frequency crowding proves a formidable task. Here we present a solution for this problem in fixed-frequency qubit architectures. By systematically adjusting qubit frequencies post-fabrication, we show a nearly tenfold...

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Bibliographic Details
Main Authors: Jared B. Hertzberg, Eric J. Zhang, Sami Rosenblatt, Easwar Magesan, John A. Smolin, Jeng-Bang Yau, Vivekananda P. Adiga, Martin Sandberg, Markus Brink, Jerry M. Chow, Jason S. Orcutt
Format: article
Language:EN
Published: Nature Portfolio 2021
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Online Access:https://doaj.org/article/bd590554dbb8484da2c46979da671e20
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