Superconducting Through-Substrate Vias on Sapphire Substrates for Quantum Circuits

Sapphire substrates have recently been recognized for their potential to improve the coherence time of superconducting qubits. However, due to challenges in via fabrication, silicon substrates have been predominantly used for qubits. In this study, we fabricated vias on sapphire substrates using las...

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Bibliographic Details
Main Authors: Kiyotaka Mukasa, Yusuke Nuruki, Hayato Kubo, Yoshihide Narahara, Motohiro Umehara, Kazuyuki Fujie
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Transactions on Quantum Engineering
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Online Access:https://ieeexplore.ieee.org/document/10566011/
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