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Superconducting Qubits: Coherence and Two-Level Systems

ORAL · J28 · ID: 381146

Presentations

  • Distinguishing and Mitigating Decoherence Mechanisms in Transmon Qubits

    ORAL

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    Presenters

    • Kyle Serniak

      MIT Lincoln Lab, MIT Lincoln Laboratory, MIT-Lincoln Lab, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    Authors

    • Kyle Serniak

      MIT Lincoln Lab, MIT Lincoln Laboratory, MIT-Lincoln Lab, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    • Greg Calusine

      MIT Lincoln Laboratory, MIT Lincoln Lab

    • Alexander Melville

      MIT Lincoln Lab, MIT Lincoln Laboratory, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    • Wayne Woods

      MIT Lincoln Lab, MIT Lincoln Laboratory, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    • Thomas Hazard

      MIT Lincoln Laboratory, MIT Lincoln Lab, Department of Electrical Engineering, Princeton University, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    • Bethany Niedzielski

      MIT Lincoln Laboratory, MIT Lincoln Lab, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory, Massachusetts Institute of Technology MIT

    • David K Kim

      MIT Lincoln Lab, MIT Lincoln Laboratory, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory, Massachusetts Institute of Technology MIT

    • Jonilyn Yoder

      MIT Lincoln Laboratory, MIT Lincoln Lab, Research Laboratory of Electronics, Massachusetts Institute of Technology, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory, Massachusetts Institute of Technology MIT

    • William Oliver

      MIT Lincoln Laboratory, Research Laboratory of Electronics, Massachusetts Institute of Technology, Research Laboratory of Electronics, MIT Lincoln Laboratory, Department of Electrical Engineering and Computer Science, MIT Research Laboratory of Electronics, MIT Lincoln Laboratory, MIT Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology, Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Research Laboratory of Electronics, Massachusetts Institute of Technology, MIT Lincoln Laboratory, MIT, MIT, MIT Lincoln Lab, MIT Lincoln Lab, MIT Lincoln Lab, Massachusetts Institute of Technology, Research Laboratory of Electronics, Department of Electrical Engineering and Computer Science, and Department of Physics, Massachusetts Institute of Technology. MIT Lincoln L, Department of Physics, Department of Electrical Engineering & Computer Science, Research Laboratory of Electronics, MIT Lincoln Laboratory, Massachusetts Institute of Technol, Lincoln Laboratory, Research Laboratory of Electronics, and Department of Electrical Engineering & Computer Science, MIT

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  • Spectroscopy of high-frequency TLS defects in superconducting qubits using a spin-locking pulse sequence

    ORAL

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    Presenters

    • Leonid Abdurakhimov

      NTT Basic Research Labs

    Authors

    • Leonid Abdurakhimov

      NTT Basic Research Labs

    • Imran Mahboob

      NTT Basic Research Labs

    • Hiraku Toida

      NTT Basic Research Labs

    • Kosuke Kakuyanagi

      NTT Basic Research Labs

    • Yuichiro Matsuzaki

      Device Technology Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), National Institute of Advanced Industrial Science and Technology

    • Shiro Saito

      NTT Basic Research Labs

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  • Modeling of qubit coherence variability due to two-level systems

    ORAL

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    Presenters

    • Jerry Tersoff

      IBM Quantum, IBM T.J. Watson Research Center, Yorktown Heights, NY 10598

    Authors

    • Jerry Tersoff

      IBM Quantum, IBM T.J. Watson Research Center, Yorktown Heights, NY 10598

    • James B Hannon

      IBM Quantum, IBM T.J. Watson Research Center, Yorktown Heights, NY 10598

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  • Investigation into Charge Noise in a Tantalum Transmon on Sapphire Substrate across Higher Energy Levels

    ORAL

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    Presenters

    • Daniel Tennant

      Physical and Life Sciences, Lawrence Livermore National Laboratory, Lawrence Livermore Natl Lab, University of Waterloo

    Authors

    • Daniel Tennant

      Physical and Life Sciences, Lawrence Livermore National Laboratory, Lawrence Livermore Natl Lab, University of Waterloo

    • Luis A. Martinez

      Lawrence Livermore Natl Lab

    • Chris Wilen

      University of Wisconsin - Madison, University of Wisconsin-Madison

    • Robert F McDermott

      University of Wisconsin - Madison

    • Yaniv J Rosen

      Lawrence Livermore Natl Lab, Lawrence Livermore National Laboratory, Physical and Life Sciences, Lawrence Livermore National Laboratory

    • Jonathan L DuBois

      Lawrence Livermore National Laborator, Lawrence Livermore National Lab, Lawrence Livermore Natl Lab, Physics Division, Lawrence Livermore National Laboratory

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  • Positive- and negative-frequency noise from an ensemble of two-level fluctuators

    ORAL

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    Presenters

    • Xinyuan You

      Northwestern University, Department of Physics and Astronomy, Northwestern University, Physics, Northwestern University

    Authors

    • Xinyuan You

      Northwestern University, Department of Physics and Astronomy, Northwestern University, Physics, Northwestern University

    • Aashish Clerk

      Pritzker School of Molecular Engineering, University of Chicago, University of Chicago, Pritzker School of Molecular Engineering, University of Chicago, Chicago, IL 60637, USA

    • Jens Koch

      Physics, Northwestern University, Northwestern University, Department of Physics and Astronomy, Northwestern University, Physics and Astronomy, Northwestern University

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  • Evaluating Qubit Coherence Statistics in the Presence of Time-Correlated Fluctuations

    ORAL

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    Presenters

    • Greg Calusine

      MIT Lincoln Laboratory, MIT Lincoln Lab

    Authors

    • Greg Calusine

      MIT Lincoln Laboratory, MIT Lincoln Lab

    • Kyle Serniak

      MIT Lincoln Lab, MIT Lincoln Laboratory, MIT-Lincoln Lab, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    • David K Kim

      MIT Lincoln Lab, MIT Lincoln Laboratory, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory, Massachusetts Institute of Technology MIT

    • Bethany Niedzielski

      MIT Lincoln Laboratory, MIT Lincoln Lab, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory, Massachusetts Institute of Technology MIT

    • Alexander Melville

      MIT Lincoln Lab, MIT Lincoln Laboratory, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    • Jonilyn Yoder

      MIT Lincoln Laboratory, MIT Lincoln Lab, Research Laboratory of Electronics, Massachusetts Institute of Technology, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory, Massachusetts Institute of Technology MIT

    • William Oliver

      MIT Lincoln Laboratory, Research Laboratory of Electronics, Massachusetts Institute of Technology, Research Laboratory of Electronics, MIT Lincoln Laboratory, Department of Electrical Engineering and Computer Science, MIT Research Laboratory of Electronics, MIT Lincoln Laboratory, MIT Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology, Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Research Laboratory of Electronics, Massachusetts Institute of Technology, MIT Lincoln Laboratory, MIT, MIT, MIT Lincoln Lab, MIT Lincoln Lab, MIT Lincoln Lab, Massachusetts Institute of Technology, Research Laboratory of Electronics, Department of Electrical Engineering and Computer Science, and Department of Physics, Massachusetts Institute of Technology. MIT Lincoln L, Department of Physics, Department of Electrical Engineering & Computer Science, Research Laboratory of Electronics, MIT Lincoln Laboratory, Massachusetts Institute of Technol, Lincoln Laboratory, Research Laboratory of Electronics, and Department of Electrical Engineering & Computer Science, MIT

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  • Studying magnetic-field resilience of 3D transmons with thin-film AlOx Josephson junctions

    ORAL

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    Presenters

    • Jonas Krause

      Univ Cologne

    Authors

    • Jonas Krause

      Univ Cologne

    • Christian Dickel

      Univ Cologne

    • Elmore Vaal

      Univ Cologne & Forschungszentrum Julich

    • Michel Vielmetter

      Univ Cologne

    • Junya Feng

      Univ Cologne

    • Richard Bounds

      Univ Cologne

    • Gianluigi Catelani

      JARA Institute for Quantum Information, Forschungszentrum Jülich, Forschungszentrum Juelich GmbH, Forschungszentrum Julich, JARA-Institute Quantum Information (PGI-11), Forschungszentrum Jülich

    • Johannes Fink

      Institute of Science and Technology Austria

    • Yoichi Ando

      Univ Cologne, Institute of Physics II, University of Cologne

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  • Improving quality factors of superconducting coplanar wave guide resonators by surface passivation with self-assembled monolayer

    ORAL

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    Presenters

    • Mohammed Al Ghadeer

      King Fahd Univ KFUPM

    Authors

    • Mohammed Al Ghadeer

      King Fahd Univ KFUPM

    • Ahmed Hajr

      University of California, Berkeley

    • Archan Banerjee

      Lawrence Berkeley National Laboratory, University of California, Berkeley

    • Saleem Rao

      King Fahd Univ KFUPM

    • John Mark Kreikebaum

      Lawrence Berkeley National Laboratory, University of California, Berkeley, Univ of California – Berkeley, Physics, University of California, Berkeley

    • D. Frank Ogletree

      Lawrence Berkeley National Laboratory

    • Virginia Altoe

      Lawrence Berkeley National Laboratory

    • Irfan Siddiqi

      Lawrence Berkeley National Laboratory, University of California, Berkeley, Univ of California - Berkeley, Univ of California – Berkeley, Quantum Nanoelectronics Lab, UC Berkeley, Physics, University of California, Berkeley, Quantum Nanoelectronics Laboratory, Dept. of Physics, University of California, Berkeley

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  • Power and temperature dependence of High Q superconducting resonators

    ORAL

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    Presenters

    • Ashish Alexander

      University of Maryland, College Park, Laboratory of Physical Sciences, University of Maryland, College Park

    Authors

    • Ashish Alexander

      University of Maryland, College Park, Laboratory of Physical Sciences, University of Maryland, College Park

    • Christopher Weddle

      Laboratory of Physical Sciences, University of Maryland, College Park

    • Christopher J K Richardson

      Laboratory for Physical Sciences, Laboratory of Physical Sciences, University of Maryland, College Park

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  • Investigating the mechanism of single-electron tunneling in charge-parity-sensitive transmons

    ORAL

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    Presenters

    • Spencer Diamond

      TU Delft, Yale University, Departments of Applied Physics and Physics, Yale University

    Authors

    • Spencer Diamond

      TU Delft, Yale University, Departments of Applied Physics and Physics, Yale University

    • Valla Fatemi

      Yale University, Departments of Applied Physics and Physics, Yale University

    • Max Hays

      Yale University, Departments of Applied Physics and Physics, Yale University

    • Kyle Serniak

      MIT Lincoln Lab, MIT Lincoln Laboratory, MIT-Lincoln Lab, Lincoln Laboratory, MIT, MIT - Lincoln Laboratory

    • Luigi Frunzio

      Applied Physics Department, Yale University, Yale University, Applied Physics, Yale University, Department of Applied Physics and Physics, Yale University

    • Robert J Schoelkopf

      Yale University, Applied Physics, Yale University, Department of Applied Physics and Physics, Yale University

    • Leonid Glazman

      Yale University, Departments of Applied Physics and Physics, Yale University

    • Michel Devoret

      Yale University, Applied Physics Department, Yale University, Yale, Department of Applied Physics and Physics, Yale University, Applied Physics, Yale University, Departments of Applied Physics and Physics, Yale University

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  • Probing hundreds of individual two-level defects in polycrystalline and amorphous alumina.

    ORAL

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    Presenters

    • Chih-Chiao Hung

      Laboratory for Physical Sciences, University of Maryland, College Park

    Authors

    • Chih-Chiao Hung

      Laboratory for Physical Sciences, University of Maryland, College Park

    • Neda Forouzani

      Laboratory for Physical Sciences, Laboratory for Physical Sciences, University of Maryland University College, University of Maryland, College Park

    • Liuqi Yu

      Department of Physics, University of Basel, University of Basel, LPS at the University of Maryland, College Park, University of Maryland, College Park

    • Stefan Fritz

      Physics, Karlsruhe Institute of Technology

    • Dagmar Gerthsen

      Physics, Karlsruhe Institute of Technology

    • Kevin Daniel Osborn

      Laboratory for Physical Sciences, Laboratory for Physical Sciences, University of Maryland University College, LPS at the University of Maryland, College Park, University of Maryland, College Park

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  • Flux Noise and Spin Dynamics of Multiple Interacting Adsorbates on Superconducting Qubits

    ORAL

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    Presenters

    • Keith Ray

      Lawrence Livermore Natl Lab, Physical and Life Sciences, Lawrence Livermore National Laboratory

    Authors

    • Keith Ray

      Lawrence Livermore Natl Lab, Physical and Life Sciences, Lawrence Livermore National Laboratory

    • Artur Tamm

      Lawrence Livermore Natl Lab

    • Yaniv J Rosen

      Lawrence Livermore Natl Lab, Lawrence Livermore National Laboratory, Physical and Life Sciences, Lawrence Livermore National Laboratory

    • Jonathan L DuBois

      Lawrence Livermore National Laborator, Lawrence Livermore National Lab, Lawrence Livermore Natl Lab, Physics Division, Lawrence Livermore National Laboratory

    • Vincenzo Lordi

      Lawrence Livermore Natl Lab

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  • Ramsey Frequency Beating in the Higher Level States of a 3D Transmon

    ORAL

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    Presenters

    • Luis Martinez

      Physical and Life Sciences, Lawrence Livermore National Laboratory

    Authors

    • Luis Martinez

      Physical and Life Sciences, Lawrence Livermore National Laboratory

    • Yaniv J Rosen

      Lawrence Livermore Natl Lab, Lawrence Livermore National Laboratory, Physical and Life Sciences, Lawrence Livermore National Laboratory

    • Keith Ray

      Lawrence Livermore Natl Lab, Physical and Life Sciences, Lawrence Livermore National Laboratory

    • Daniel Tennant

      Physical and Life Sciences, Lawrence Livermore National Laboratory, Lawrence Livermore Natl Lab, University of Waterloo

    • Jonathan L DuBois

      Lawrence Livermore Natl Lab, Physical and Life Sciences, Lawrence Livermore National Laboratory

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  • Evidence for a gap in the density of states of two-level systems in amorphous silicon

    ORAL

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    Presenters

    • Liuqi Yu

      Department of Physics, University of Basel, University of Basel, LPS at the University of Maryland, College Park, University of Maryland, College Park

    Authors

    • Liuqi Yu

      Department of Physics, University of Basel, University of Basel, LPS at the University of Maryland, College Park, University of Maryland, College Park

    • Yaniv J Rosen

      Lawrence Livermore Natl Lab, Lawrence Livermore National Laboratory, Physical and Life Sciences, Lawrence Livermore National Laboratory

    • Kevin Daniel Osborn

      Laboratory for Physical Sciences, Laboratory for Physical Sciences, University of Maryland University College, LPS at the University of Maryland, College Park, University of Maryland, College Park

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