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Understanding and Mitigating Decoherence in Superconducting Qubits

FOCUS · T75 · ID: 1067366

Presentations

  • Suppression of crosstalk in superconducting qubits using dynamical decoupling

    ORAL · Invited

    –

    Publication: Vinay Tripathi, Huo Chen, Mostafa Khezri, Ka-Wa Yip, E.M. Levenson-Falk, and Daniel A. Lidar, Phys. Rev. Applied 18, 024068 (2022)

    Presenters

    • Vinay Tripathi

      University of Southern California

    Authors

    • Vinay Tripathi

      University of Southern California

    • Huo Chen

      University of Southern California, Lawrence Berkeley National Laboratory

    • Mostafa Khezri

      Univ of Southern California, Google Quantum AI, Google LLC

    • Ka-Wa Yip

      University of Southern California

    • Eli Levenson-Falk

      Univ of Southern California

    • Daniel A Lidar

      University of Southern California

    View abstract →

  • Modeling decoherence processes in high-dimensional superconducting circuits using master equations and quantum trajectory approach

    ORAL

    –

    Publication: N/A

    Presenters

    • Kangdi Yu

      University of California, Los Angeles

    Authors

    • Kangdi Yu

      University of California, Los Angeles

    • Murat C Sarihan

      University of California, Los Angeles

    • Madeline Taylor

      University of California, Los Angeles

    • Jin Ho Kang

      University of California, Los Angeles, UCLA

    • Ananyo Banerjee

      University of California, Los Angeles, University of California Los Angeles

    • Cody S Fan

      University of California, Los Angeles

    • Jonathan L DuBois

      Lawrence Livermore Natl Lab

    • Yaniv J Rosen

      Lawrence Livermore Natl Lab

    • Chee Wei Wong

      University of California, Los Angeles

    View abstract →

  • Correlated fluctuation in relaxation times of superconducting qubits with T<sub>1</sub> &gt; 400 μs

    ORAL

    –

    Presenters

    • Shingo Kono

      Ecole Polytechnique Federale de Lausanne, EPFL, Ecole Polytechnique Federale de Lausanne (EPFL)

    Authors

    • Shingo Kono

      Ecole Polytechnique Federale de Lausanne, EPFL, Ecole Polytechnique Federale de Lausanne (EPFL)

    • Jiahe Pan

      ÉCOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE, Ecole Polytechnique Federale de Lausanne

    • Mahdi Chegnizadeh

      ÉCOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE, Ecole Polytechnique Federale de Lausanne, Ecole Polytechnique Federale de Lausanne (EPFL), EPFL

    • Xuan Yang

      Ecole Polytechnique Federale de Lausanne

    • Yang Xu

      EPFL, Ecole Polytechnique Federale de Lausanne

    • Xuxin Wang

      Ecole Polytechnique Federale de Lausanne

    • Marco Scigliuzzo

      EPFL, Ecole Polytechnique Federale de Lausanne, Ecole Polytechnique Federale de Lausanne (EPFL), Ecole Polytechnique Fédérale de Lausanne

    • Tobias J Kippenberg

      Ecole Polytechnique Federale de Lausanne, EPFL, Ecole Polytechnique Federale de Lausanne (EPFL)

    View abstract →

  • Enhancing the coherence of superconducting qubits with electric fields

    ORAL

    –

    Publication: arXiv:2208.01570 : J. Lisenfeld, A. Bilmes, and A.V. Ustinov, 'Enhancing the Coherence of Superconducting Quantum Bits with Electric Fields" (2022)

    Presenters

    • Jürgen Lisenfeld

      Karlsruhe Institute of Technology

    Authors

    • Jürgen Lisenfeld

      Karlsruhe Institute of Technology

    • Alexander Bilmes

      Karlsruhe Institute of Technology

    • Alexey V Ustinov

      Karlsruhe Institute of Technology

    View abstract →

  • Quasiparticle effects in transmons with gap-asymmetric junctions

    ORAL

    –

    Publication: G. Marchegiani, L. Amico, and G. Catelani. arXiv:2205.06056.<br>https://doi.org/10.48550/arXiv.2205.06056

    Presenters

    • Giampiero Marchegiani

      Technology Innovation Institute

    Authors

    • Giampiero Marchegiani

      Technology Innovation Institute

    • Luigi Amico

      Technology Innovation Institute

    • Gianluigi Catelani

      Forschungszentrum Jülich GmbH, Forschungszentrum Jülich

    View abstract →

  • Mitigating quasiparticle tunneling of the transmon qudit with charge parity measurements

    ORAL

    –

    Presenters

    • Xingrui Song

      Washington University, St. Louis

    Authors

    • Xingrui Song

      Washington University, St. Louis

    • Patrick M Harrington

      Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology (MIT), Massachusetts Institute of Technology

    • Luis A Martinez

      Lawrence Livermore National Laboratory

    • Kristin M Beck

      Lawrence Livermore National Laboratory

    • Jonathan L DuBois

      Lawrence Livermore National Laboratory, Lawrence Livermore National Lab

    • Kater Murch

      Washington University in Saint Louis, Washington University, St. Louis

    View abstract →

  • Dynamics of Non-equilibrium Quasiparticles in Transmon Qubits

    ORAL

    –

    Presenters

    • Yizhou Huang

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

    Authors

    • 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

    • Yi-Hsiang Huang

      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 →