Superconducting Qubit Junction Dynamics and Materials

Presentations

• Circuit quantum electrodynamics measurement of Andreev levels in a semiconducting nanowire weak link

  ORAL · Invited

  March 9, 2023, 3:00 PM – March 9, 2023, 3:36 PM

  Presenters

  • Pavel Kurilovich

    • Yale University

  Authors

  • Pavel Kurilovich

    • Yale University

  View abstract →

• Measuring Quasi-particle Tunneling Rates in Transmon Qubits

  ORAL

  March 9, 2023, 3:36 PM – March 9, 2023, 3:48 PM

  Presenters

  • Yi-Hsiang Huang

    • University of Maryland, College Park

  Authors

  • Yi-Hsiang Huang

    • University of Maryland, College Park

  • Yizhou Huang

    • University of Maryland, College Park; Quantum Materials Center, University of Maryland, College Park
    • University of Maryland, College Park

  • Zachary Steffen

    • University of Maryland, College Park; Quantum Materials Center, University of Maryland, College Park
    • University of Maryland, College Park

  • Haozhi Wang

    • University of Maryland, College Park; Quantum Materials Center, University of Maryland, College Park
    • University of Maryland, College Park

  • Kungang Li

    • University of Maryland, College Park; Quantum Materials Center, University of Maryland, College Park
    • University of Maryland, College Park

  • Sudeep K Dutta

    • University of Maryland, College Park; Quantum Materials Center, University of Maryland, College Park
    • University of Maryland, College Park

  • Frederick C Wellstood

    • University of Maryland, College Park; Quantum Materials Center, University of Maryland, College Park
    • University of Maryland, College Park

  • Benjamin S Palmer

    • Laboratory for Physical Sciences; Quantum Materials Center, University of Maryland, College Park
    • Laboratory for Physical Sciences, Quantum Materials Center, University of Maryland
    • Laboratory for Physical Sciences

  View abstract →

• Suppression of quasiparticle poisoning in transmon qubits by gap engineering

  ORAL

  March 9, 2023, 3:48 PM – March 9, 2023, 4:00 PM

  Publication: Planned Paper: Suppression of quasiparticle poisoning in transmon qubits by gap engineering

  Presenters

  • Plamen Kamenov

    • Rutgers University, New Brunswick

  Authors

  • Plamen Kamenov

    • Rutgers University, New Brunswick

  • Thomas J DiNapoli

    • Rutgers University, New Brunswick
    • Rutgers University

  • Jordan Huang

    • Rutgers University

  • Srivatsan Chakram

    • Rutgers University

  • Michael Gershenson

    • Rutgers University, New Brunswick

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• Improved Coherence in Optically Defined Niobium Tri-layer Josephson Junction Qubits

  ORAL

  March 9, 2023, 4:00 PM – March 9, 2023, 4:12 PM

  Presenters

  • Alexander V Anferov

    • University of Chicago

  Authors

  • Alexander V Anferov

    • University of Chicago

  • Kan-Heng Lee

    • University of Chicago

  • Shannon Harvey

    • Stanford University

  • David Schuster

    • University of Chicago
    • Stanford University

  View abstract →

• Fabrication of uniform Manhattan-style transmon qubits on 150 mm wafers

  ORAL

  March 9, 2023, 4:12 PM – March 9, 2023, 4:24 PM

  Presenters

  • Liuqi Yu

    • IQM Quantum Computers
    • IQM Finland Oy
    • University of Maryland, College Park

  Authors

  • Liuqi Yu

    • IQM Quantum Computers
    • IQM Finland Oy
    • University of Maryland, College Park

  • Wei Liu

    • IQM Quantum Computers
    • IQM Finland Oy
    • IQM

  • Lan-Hsuan Lee

    • IQM Quantum Computers
    • IQM Finland Oy

  • Anton Komlev

    • IQM Finland Oy

  • Kunal Mitra

    • IQM Finland Oy

  • Seung-Goo Kim

    • IQM Quantum Computers
    • IQM Finland Oy

  • Alexander Plyushch

    • IQM Finland Oy

  • Hasnain Ahmad

    • IQM Finland Oy
    • IQM Quantum Computers

  • Mario Palma

    • IQM Finland Oy
    • IQM Quantum Computers

  • Grégoire Coiffard

    • IQM Finland Oy

  • Lily Yang

    • IQM Finland Oy

  • Tianyi Li

    • IQM Finland Oy
    • IQM Quantum Computers
    • IQM

  View abstract →

• Van der Waals semiconductors as Josephson junction barriers for superconducting qubits

  ORAL

  March 9, 2023, 4:24 PM – March 9, 2023, 4:36 PM

  Presenters

  • Jesse Balgley

    • Columbia University

  Authors

  • Jesse Balgley

    • Columbia University

  • Abhinandan Antony

    • Columbia University

  • Xuanjing Chu

    • Columbia University

  • Ethan G Arnault

    • MIT Research Laboratory of Electronics
    • Duke University
    • Massachusetts Institute of Technology

  • Martin V Gustafsson

    • Raytheon BBN Technologies

  • James C Hone

    • Columbia University

  • Kin Chung Fong

    • Raytheon BBN Technologies
    • BBN Raytheon Technologies
    • BBN Technology - Massachusetts
    • Raytheon BBN

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• Development of transmon qubit with Sn based hybrid superconductor-semiconductor nanowire josephson junction with electrostatic gate control

  ORAL

  March 9, 2023, 4:36 PM – March 9, 2023, 4:48 PM

  Presenters

  • Amrita Purkayastha

    • University of Pittsburgh

  Authors

  • Amrita Purkayastha

    • University of Pittsburgh

  • Param J Patel

    • University of Pittsburgh

  • Azarin Zarassi

    • University of Southern California

  • Amritesh Sharma

    • University of Pittsburgh

  • Mihir Pendharkar

    • Stanford University

  • Connor P Dempsey

    • University of California Santa Barbara
    • University of California, Santa Barbara

  • Kun Zuo

    • University of Sydney

  • Chris J Palmstrom

    • University of California, Santa Barbara

  • Michael J Hatridge

    • University of Pittsburgh

  • Sergey M Frolov

    • University of Pittsburgh

  View abstract →

• Mitigation of frequency collisions in scalable superconducting quantum processors

  ORAL

  March 9, 2023, 4:48 PM – March 9, 2023, 5:00 PM

  Presenters

  • Amr Osman

    • Chalmers university of technology
    • Chalmers University of Technology

  Authors

  • Amr Osman

    • Chalmers university of technology
    • Chalmers University of Technology

  • Jorge Fernández-Pendás

    • Chalmers University of Technology

  • Sandoko Kosen

    • Chalmers University of Technology

  • Marco Scigliuzzo

    • Chalmers University of Technology

  • Giovanna Tancredi

    • Chalmers University of Technology
    • Chalmers Univ of Tech

  • Christopher Warren

    • Chalmers University of Technology

  • Anton F Frisk Kockum

    • Chalmers University of Technology
    • Chalmers Univ of Tech

  • Jonas Bylander

    • Chalmers Univ of Tech
    • Chalmers University of Technology

  • Anita F Fadavi Roudsari

    • Chalmers University of Technology
    • Chalmers Univ of Tech

  View abstract →

• Investigating the impact of air-bridge and Josephson-junction fabrication order on transmon performance in circuit QED

  ORAL

  March 9, 2023, 5:00 PM – March 9, 2023, 5:12 PM

  Presenters

  • Matvey Finkel

    • Qutech and Kavli Institute of Nanoscience, Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience

  Authors

  • Matvey Finkel

    • Qutech and Kavli Institute of Nanoscience, Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience

  • Hendrik Martijn Veen

    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology, The Netherlands

  • Sean van der Meer

    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology, The Netherlands

  • Santiago Valles-Sanclemente

    • QuTech and Kavli Institute of Nanoscienc

  • Leonardo DiCarlo

    • Qutech and Kavli Institute of Nanoscience, Delft University of Technology
    • Delft University of Technology

  View abstract →