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, 6:00 PM – March 9, 2023, 6:36 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, 6:36 PM – March 9, 2023, 6:48 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

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• Suppression of quasiparticle poisoning in transmon qubits by gap engineering

  ORAL

  March 9, 2023, 6:48 PM – March 9, 2023, 7:00 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

  View abstract →

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

  ORAL

  March 9, 2023, 7:00 PM – March 9, 2023, 7:12 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

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

  ORAL

  March 9, 2023, 7:12 PM – March 9, 2023, 7:24 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, 7:24 PM – March 9, 2023, 7:36 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

  View abstract →

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

  ORAL

  March 9, 2023, 7:36 PM – March 9, 2023, 7:48 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, 7:48 PM – March 9, 2023, 8:00 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, 8:00 PM – March 9, 2023, 8:12 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 →