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Noise and Decoherence in Superconducting Qubits

FOCUS · M41 · ID: 47211

Presentations

  • Continuous Real-Time Detection of Quasiparticle Trapping Part I: Detection and Analysis

    ORAL

    –

    Publication: J. T. Farmer, A. Zarassi, D. M. Hartsell, E. Vlachos, H. Zhang, and E. M. Levenson-Falk , "Continuous real-time detection of quasiparticle trapping in aluminum nanobridge Josephson junctions", Appl. Phys. Lett. 119, 122601 (2021) https://doi.org/10.1063/5.0063445

    Presenters

    • James Farmer

      University of Southern California

    Authors

    • James Farmer

      University of Southern California

    • Azarin Zarassi

      University of Southern California

    • Darian M Hartsell

      University of Southern California

    • Evangelos Vlachos

      University of Southern California

    • Haimeng Zhang

      University of Southern California

    • Eli Levenson-Falk

      Univ of Southern California, University of Southern Califronia

    View abstract →

  • Continuous Real-Time Detection of Quasiparticle Trapping Part II: Quasiparticles Behavior

    ORAL

    –

    Publication: J. T. Farmer, A. Zarassi, D. M. Hartsell, E. Vlachos, H. Zhang, and E. M. Levenson-Falk , "Continuous real-time detection of quasiparticle trapping in aluminum nanobridge Josephson junctions", Appl. Phys. Lett. 119, 122601 (2021) https://doi.org/10.1063/5.0063445

    Presenters

    • Azarin Zarassi

      University of Southern California

    Authors

    • Azarin Zarassi

      University of Southern California

    • James T Farmer

      University of Southern California

    • Darian M Hartsell

      University of Southern California

    • Evangelos Vlachos

      University of Southern California

    • Haimeng Zhang

      University of Southern California

    • Eli Levenson-Falk

      Univ of Southern California, University of Southern Califronia

    View abstract →

  • Probing hundreds of individual quantum defects in polycrystalline and amorphous alumina

    ORAL · Invited

    –

    Publication: https://arxiv.org/abs/2107.04131

    Presenters

    • Chih-Chiao Hung

      University of Maryland, College Park

    Authors

    • Chih-Chiao Hung

      University of Maryland, College Park

    • Liuqi Yu

      University of Maryland, College Park, University of Basel

    • Neda Foroozani

      LPS

    • Stefan Fritz

      KIT

    • Dagmar Gerthsen

      KIT

    • Kevin D Osborn

      Laboratory for Physical Sciences

    View abstract →

  • Investigation of Superconducting Qubit Errors from Ionizing Radiation

    ORAL

    –

    Presenters

    • Patrick M Harrington

      Massachusetts Institute of Technology MI, Department of Electrical Engineering & Computer Science and Department of Physics, Massachusetts Institute of Technology, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    Authors

    • Patrick M Harrington

      Massachusetts Institute of Technology MI, Department of Electrical Engineering & Computer Science and Department of Physics, Massachusetts Institute of Technology, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    • Amir H Karamlou

      Massachusetts Institute of Technology MI, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    • Wouter Van De Pontseele

      Massachusetts Institute of Technology MIT

    • Daniel Mayer

      Massachusetts Institute of Technology MIT

    • Mingyu Li

      Massachusetts Institute of Technology MIT

    • Kyle Serniak

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • David K Kim

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • Bethany M Niedzielski

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • Alexander Melville

      MIT Lincoln Laboratory, MIT Lincoln Lab

    • Jonilyn L Yoder

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • Mollie E Schwartz

      MIT Lincoln Laboratory, MIT Lincoln Lab

    • Simon Gustavsson

      Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    • Joseph A Formaggio

      Massachusetts Institute of Technology MIT

    • William D Oliver

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

    View abstract →

  • Investigation into Low Frequency Charge Noise Mechanisms in a Tantalum Transmon

    ORAL

    –

    Publication: [1] D. M. Tennant, et. al., "Low frequency correlated charge noise measurements across multiple energy transitions in a tantalum transmon", arXiv:2106.08406 (2021).

    Presenters

    • Daniel M Tennant

      Lawrence Livermore Natl Lab

    Authors

    • Daniel M Tennant

      Lawrence Livermore Natl Lab

    • Luis A Martinez

      Lawrence Livermore National Laboratory

    • Kristin M Beck

      Lawrence Livermore National Laboratory, Lawerence Livermore National Laboratory

    • Sean R O'Kelley

      Lawrence Livermore National Laboratory

    • Chris D Wilen

      University of Wisconsin - Madison, University of Wisconsin, Madison

    • Robert McDermott

      University of Wisconsin - Madison

    • Jonathan L DuBois

      Lawrence Livermore Natl Lab, Lawrence Livermore National Laboratory, LLNL

    • Yaniv J Rosen

      Lawrence Livermore National Laboratory

    View abstract →

  • Quasiparticle Poisoning Mediated by Spurious Antenna Modes of the Transmon Qubit

    ORAL

    –

    Presenters

    • Chuanhong Liu

      University of Wisconsin - Madison

    Authors

    • Chuanhong Liu

      University of Wisconsin - Madison

    • David C Harrison

      University of Wisconsin - Madison

    • Shravan Patel

      University of Wisconsin - Madison

    • Chris D Wilen

      University of Wisconsin - Madison, University of Wisconsin, Madison

    • Owen Rafferty

      University of Wisconsin - Madison

    • Spencer Weeden

      University of Wisconsin- Madison, University of Wisconsin - Madison

    • Gabriel Spahn

      University of Wisconsin- Madison, University of Wisconsin - Madison

    • Matthew Snyder

      University of Wisconsin- Madison, University of Wisconsin - Madison

    • Francisco Schlenker

      University of Wisconsin - Madison

    • Andrew L Ballard

      Syracuse University

    • Vito M Iaia

      Syracuse University

    • Jaseung Ku

      Syracuse University

    • Britton L Plourde

      Syracuse University

    • Robert McDermott

      University of Wisconsin - Madison

    View abstract →

  • Spatiotemporally-correlated quasiparticle-induced transitions in arrays of transmon qubits

    ORAL

    –

    Presenters

    • Kyle Serniak

      MIT Lincoln Lab, MIT Lincoln Laboratory

    Authors

    • Kyle Serniak

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • Greg Calusine

      MIT Lincoln Laboratory, MIT Lincoln Lab

    • Patrick M Harrington

      Massachusetts Institute of Technology MI, Department of Electrical Engineering & Computer Science and Department of Physics, Massachusetts Institute of Technology, Massachusetts Institute of Technology MIT, Massachusetts Institute of Technology

    • Max Hays

      Yale University, Department of Electrical Engineering & Computer Science and Department of Physics, Massachusetts Institute of Technology

    • Thomas M Hazard

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • David K Kim

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • Alexander Melville

      MIT Lincoln Laboratory, MIT Lincoln Lab

    • Bethany M Niedzielski

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • Jonilyn L Yoder

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • Mollie E Schwartz

      MIT Lincoln Lab, MIT Lincoln Laboratory

    • William D Oliver

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

    View abstract →

  • Long-time-scale energy relaxation dynamics of tunable transmon qubits as a tool for loss metrology

    ORAL

    –

    Presenters

    • SHENG-XIANG LIN

      University of Colorado, Boulder

    Authors

    • SHENG-XIANG LIN

      University of Colorado, Boulder

    • Tongyu Zhao

      National Institute of Standards and Technology Boulder

    • Nicholas Materise

      Colorado School of Mines

    • John Pitten

      University of Colorado, Boulder, University of Colorado Boulder

    • David Pappas

      National Institute of Standards and Technology Boulder, Rigetti Computing

    • Corey Rae H McRae

      University of Colorado, Boulder

    View abstract →

  • Mitigation of quasiparticle poisoning in superconducting qubits using normal metal backside metallization

    ORAL

    –

    Presenters

    • Vito M Iaia

      Syracuse University

    Authors

    • Vito M Iaia

      Syracuse University

    • Jaseung Ku

      Syracuse University

    • Andrew L Ballard

      Syracuse University

    • Chuan-Hong Liu

      University of Wisconsin Madison, University of Wisconsin- Madison, University of Wisconsin - Madison, University of Wisconsin-Madison

    • Robert McDermott

      University of Wisconsin - Madison

    • B.L.T Plourde

      Syracuse University

    View abstract →

  • Geometric Superinductance Qubits: Controlling Phase Delocalization across a Single Josephson Junction

    ORAL

    –

    Publication: [1] Peruzzo et al. arXiv:2106.05882 (2021)<br>[2] Peruzzo, Trioni et al. Phys. Rev. Applied 14, 044055 (2020)

    Presenters

    • Andrea Trioni

      Institute of Science and Technology Aust, Institute of Science and Technology Austria

    Authors

    • Andrea Trioni

      Institute of Science and Technology Aust, Institute of Science and Technology Austria

    • Matilda Peruzzo

      Institute of science and technology IST Austria, Institute of Science and Technology Austria

    • Farid Hassani Bijarbooneh

      Institute of Science and Technology Aust, Institute of Science and Technology Austria

    • Grisha Szep

      King's College London

    • Elena Redchenko

      Institute of Science and Technology Austria

    • Martin Zemlicka

      Institute of Science and Technology Austria

    • Johannes M Fink

      Institute of Science and Technology Austria

    View abstract →

  • Geometric and thermal effect on non-equilibrium quasiparticles in superconducting qubit

    ORAL

    –

    Presenters

    • Xianchuang Pan

      Southern University of Science and Technology

    Authors

    • Xianchuang Pan

      Southern University of Science and Technology

    • Yuxuan Zhou

      Southern University of Science and Technology

    • Jian Li

      Southern University of Science and Technology

    • Zhihao Jiang

      Southeast University

    • Gianluigi Catelani

      Forschungszentrum Jülich, Forschungszentrum Jülich GmbH

    • Ling Hu

      Southern University of Science and Technology

    • Fei Yan

      Southern University of Science and Technology

    • Song Liu

      Southern University of Science and Technology

    View abstract →

  • Characterizing the reliability and coherence-time impact of laser annealing on transmon-qubit Josephson junctions.

    ORAL

    –

    Publication: -

    Presenters

    • Sean van der Meer

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

    Authors

    • Sean van der Meer

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

    • Nandini Muthusubramanian

      QuTech, Kavli Institute of Nanoscience, Delft University of Technology, Delft University of Technology

    • Matvey Finkel

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

    • Christos Zachariadis

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

    • Alessandro Bruno

      QuTech and Kavli Institute of Nanoscience, Delft University of Technology, The Netherlands, Delft University of Technology, QuTech, Kavli Institute of Nanoscience, Delft University of Technology, QuTech and Kavli Institute of Nanoscience, Delft University of Technology, and Quantware, B.V., The Netherlands

    • Leonardo DiCarlo

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

    View abstract →