Material matters in superconducting qubits

CE Murray - Materials Science and Engineering: R: Reports, 2021 - Elsevier
… the quantum bit (qubit) and the materials within its environment. … components that comprise
superconducting qubits, where … relaxation or decoherence of superconducting qubits and the …

Engineering high-coherence superconducting qubits

I Siddiqi - Nature Reviews Materials, 2021 - nature.com
… state-of-the-art qubits and processors. In this Review, the major sources of decoherence in
superconducting qubits are identified through an exploration of seminal qubit and resonator …

Materials in superconducting quantum bits

WD Oliver, PB Welander - MRS bulletin, 2013 - cambridge.org
Superconducting qubits are electronic circuits comprising … time scales place superconducting
qubits among the leading … quantum coherence of superconducting qubits has increased …

Materials origins of decoherence in superconducting qubits

R McDermott - IEEE Transactions on Applied Superconductivity, 2009 - ieeexplore.ieee.org
… as atoms or nuclear spins, superconducting qubit circuits can be made to interact … qubits,
once the single qubit circuits have achieved high-fidelity operation. However, superconducting

Superconducting qubits: Current state of play

M Kjaergaard, ME Schwartz… - … of Condensed Matter …, 2020 - annualreviews.org
… In this review, we do not aspire to give a complete, chronological review of the entire field
of superconducting qubits and their broad applicability for implementing circuit quantum …

Searching for dark matter with a superconducting qubit

AV Dixit, S Chakram, K He, A Agrawal, RK Naik… - Physical review …, 2021 - APS
… on hidden photon dark matter. We operate a superconducting qubit to make repeated quantum
… This demonstrated noise reduction technique enables future dark matter searches to be …

Protecting superconducting qubits from radiation

AD Córcoles, JM Chow, JM Gambetta, C Rigetti… - Applied Physics …, 2011 - pubs.aip.org
… on a superconducting qubit are removed, resulting in both a lower … qubit temperature and
a significant increase in qubit coherence. We characterize the same superconducting qubit in …

Microscopic relaxation channels in materials for superconducting qubits

A Premkumar, C Weiland, S Hwang, B Jäck… - … Materials, 2021 - nature.com
… This study establishes a significant link between the performance of superconducting
transmon qubits and the materials' properties of Nb films, a critical component in qubit fabrication. …

Superconducting qubits: A short review

MH Devoret, A Wallraff, JM Martinis - arXiv preprint cond-mat/0411174, 2004 - arxiv.org
… this review of superconducting qubits has been the question “What is the best qubit design?”.
… Yet, a lot has already been achieved, and superconducting qubits are becoming serious …

Waveguide bandgap engineering with an array of superconducting qubits

JD Brehm, AN Poddubny, A Stehli, T Wolz… - … Quantum Materials, 2021 - nature.com
… Even though superconducting qubits feature advantages … number disorder, superconducting
multi-qubit waveguide QED … array of eight superconducting transmon qubits coupled to a …