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Superconducting Qubits: Loss Studies for Device Improvements

MIXED · MAR-M18 · ID: 3105566

Presentations

  • Characterizing Losses of Two-Level Systems in Al<sub>2</sub>O<sub>3</sub>: Experiment and Results

    ORAL

    –

    Presenters

    • Sara Magdalena Gomez

      Dartmouth College

    Authors

    • Sara Magdalena Gomez

      Dartmouth College

    • Qianxu Wang

      Dartmouth College

    • Jake Freeman

      Dartmouth College

    • Salil Bedkihal

      Dartmouth College, University of Waterloo

    • Rudy Echavarria

      Amherst College

    • Roy Leibovitz

      Dartmouth College

    • Juan Sebastian Salcedo Gallo

      Dartmouth, Dartmouth College

    • Mattias V Fitzpatrick

      Dartmouth

    View abstract →

  • Strategies for superconducting transmon qubits with millisecond T1 relaxation time

    ORAL

    –

    Publication: Bal, M., Murthy, A.A., Zhu, S. et al. Systematic improvements in transmon qubit coherence enabled by niobium surface encapsulation. npj Quantum Inf 10, 43 (2024).

    Presenters

    • Mustafa Bal

      Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    Authors

    • Mustafa Bal

      Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    • Akshay Murthy

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Francesco Crisa

      Fermi National Accelerator Laboratory, Fermilab, Fermilab, SQMS, Fermi National Accelerator Laboratory (Fermilab)

    • Sabrina Garattoni

      Fermilab, Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    • Shaojiang Zhu

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    • Daniel Bafia

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    • Jasmine Panthee

      Northwestern University

    • Zuhawn Sung

      Fermi National Accelerator Laboratory (FNAL), Fermi National Accelerator Laboratory

    • Jaeyel Lee

      Fermilab, Fermi National Accelerator Laboratory

    • David V Zanten

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    • Ivan Nekrashevich

      Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    • Andrei Lunin

      Fermi National Accelerator Laboratory

    • Alexander Romanenko

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Anna Grassellino

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    View abstract →

  • Investigating Low Loss Substrates for Improved Qubit Coherence Times

    ORAL

    –

    Presenters

    • Daniel Bafia

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    Authors

    • Daniel Bafia

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    • Alexander Romanenko

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Anna Grassellino

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Bektur Abdisatarov

      Fermi National Accelerator Laboratory

    • Akshay Murthy

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    View abstract →

  • Understanding mechanisms of RF loss in dielectric substrates in mK temperature range

    ORAL

    –

    Presenters

    • Ivan Nekrashevich

      Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    Authors

    • Ivan Nekrashevich

      Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    • Sergey Kazakov

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab)

    • Timergali Khabiboulline

      Fermi National Accelerator Laboratory

    • Vyacheslav P Yakovlev

      Fermi National Accelerator Laboratory (Fermilab)

    • Alexander Romanenko

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Anna Grassellino

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    View abstract →

  • Investigation of the loss budget in superconducting transmon qubits

    ORAL

    –

    Presenters

    • Shaojiang Zhu

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    Authors

    • Shaojiang Zhu

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    • Andrei Lunin

      Fermi National Accelerator Laboratory

    • Mustafa Bal

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Francesco Crisa

      Fermi National Accelerator Laboratory, Fermilab, Fermilab, SQMS, Fermi National Accelerator Laboratory (Fermilab)

    • Akshay Murthy

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Jaeyel Lee

      Fermilab, Fermi National Accelerator Laboratory

    • Daniel Bafia

      Fermi National Accelerator Laboratory (Fermilab), Fermilab, Fermi National Accelerator Laboratory

    • Ivan Nekrashevich

      Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    • Sabrina Garattoni

      Fermilab, Fermi National Accelerator Laboratory (Fermilab), Fermi National Accelerator Laboratory

    • Alexander Romanenko

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    • Anna Grassellino

      Fermi National Accelerator Laboratory, Fermi National Accelerator Laboratory (Fermilab), Fermilab

    View abstract →

  • Multi-moded CPW resonators for the investigation of two-level systems in quantum circuits

    ORAL

    –

    Presenters

    • Cliff Chen

      AWS Center for Quantum Computing

    Authors

    • Jiansong Gao

      AWS Center for Quantum Computing

    • Cliff Chen

      AWS Center for Quantum Computing

    • David Perello

      AWS Center for Quantum Computing

    • Yuki Sato

      AWS Center for Quantum Computing

    • Matt Matheny

      AWS Center for Quantum Computing

    • Ignace Jarrige

      AWS Center for Quantum Computing, Amazon Web Services

    • Shahriar Aghaeimeibodi

      AWS Center for Quantum Computing, AWS

    View abstract →

  • Effect of ion milling on superconducting Aluminum resonators

    ORAL

    –

    Publication: pending

    Presenters

    • Wridhdhisom Karar

      University of Glasgow

    Authors

    • Wridhdhisom Karar

      University of Glasgow

    • Martin Peter Weides

      University of Glasgow

    • Jharna Paul

      Kelvin Nanotechnology

    • Sergey Danilin

      University of Glasgow

    • Paul G Baity

      University of Glasgow

    • Valentino Seferai

      University of Glasgow

    • Kaivan Karami

      University of Glasgow, Kelvin Nanotechnology

    • Tanmay S Chandane

      University of Glasgow

    View abstract →