Superconducting Loss Characterization

Presentations

• The dielectric dipper: experimental comparisons of common dielectric substrates in isolation

  ORAL · Invited

  March 5, 2024, 4:00 PM – March 5, 2024, 4:36 PM

  Presenters

  • Alexander P Read

    Yale University

  Authors

  • Alexander P Read

    Yale University

  • Benjamin J Chapman

    Yale University

  • Luigi Frunzio

    Yale University, Yale University / Quantum Circuits, Inc.

  • Robert J Schoelkopf

    Yale University, Yale University/ QCI, Quantum Circuits, Inc., Yale University / Quantum Circuits, Inc.

  View abstract →

• Extracting Contributions to Qubit Loss from Superconducting Microwave Resonators. Part 1

  ORAL

  March 5, 2024, 4:36 PM – March 5, 2024, 4:48 PM

  Presenters

  • Shravan Patel

    University of Wisconsin - Madison

  Authors

  • Shravan Patel

    University of Wisconsin - Madison

  • Elam J Blackwell

    University of Wisconsin - Madison

  • Spencer Weeden

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

  • David C Harrison

    University of Wisconsin - Madison, School of Physics and Astronomy, The University of Minnesota

  • Francisco Schlenker

    University of Wisconsin Madison, University of Wisconsin-Madison

  • Matthew Snyder

    University of Wisconsin- Madison

  • Gabriel Spahn

    University of Wisconsin-Madison, University of Wisconsin- Madison

  • Abigail Shearrow

    University of Wisconsin - Madison

  • JT T Paustin

    Syracuse University

  • K. Okubo

    Syracuse University

  • B.L.T. Plourde

    Syracuse University

  • Robert McDermott

    University of Wisconsin - Madison

  View abstract →

• Extracting Contributions to Qubit Loss from Superconducting Microwave Resonators. Part 2

  ORAL

  March 5, 2024, 4:48 PM – March 5, 2024, 5:00 PM

  Presenters

  • Elam J Blackwell

    University of Wisconsin - Madison

  Authors

  • Elam J Blackwell

    University of Wisconsin - Madison

  • Shravan Patel

    University of Wisconsin - Madison

  • Spencer Weeden

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

  • David C Harrison

    University of Wisconsin - Madison, School of Physics and Astronomy, The University of Minnesota

  • Francisco Schlenker

    University of Wisconsin Madison, University of Wisconsin-Madison

  • Matthew Snyder

    University of Wisconsin- Madison

  • Gabriel Spahn

    University of Wisconsin - Madison

  • Abigail Shearrow

    University of Wisconsin - Madison

  • JT T Paustin

    Syracuse University

  • K. Okubo

    Syracuse University

  • B.L.T. Plourde

    Syracuse University

  • Robert McDermott

    University of Wisconsin - Madison

  View abstract →

• Origin of bulk two-level system loss in superconducting circuits on silicon: Part I Experiment

  ORAL

  March 5, 2024, 5:00 PM – March 5, 2024, 5:12 PM

  Presenters

  • Zihuai Zhang

    University of California, Berkeley and Lawrence Berkeley National Laboratory, Princeton University, University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory

  Authors

  • Zihuai Zhang

    University of California, Berkeley and Lawrence Berkeley National Laboratory, Princeton University, University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory

  • Kadircan Godeneli

    University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

  • Srujan Meesala

    Caltech

  • Alp Sipahigil

    University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory

  View abstract →

• Origin of bulk two-level system loss in superconducting circuits on silicon: Part II Theory

  ORAL

  March 5, 2024, 5:12 PM – March 5, 2024, 5:24 PM

  Presenters

  • Kadircan Godeneli

    University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

  Authors

  • Kadircan Godeneli

    University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

  • Zihuai Zhang

    University of California, Berkeley and Lawrence Berkeley National Laboratory, Princeton University, University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory

  • Srujan Meesala

    Caltech

  • Alp Sipahigil

    University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory

  View abstract →

• Annealing reduces silicon nitride microwave-frequency two-level systems loss

  ORAL

  March 5, 2024, 5:24 PM – March 5, 2024, 5:36 PM

  Publication: Annealing reduces Si3N4 microwave-frequency dielectric loss in superconducting resonators (in prep.)

  Presenters

  • Kazemi Adachi

    JILA, CU Boulder, JILA

  Authors

  • Kazemi Adachi

    JILA, CU Boulder, JILA

  • Sarang Mittal

    JILA, JILA/ CU Boulder

  • Alec L Emser

    JILA / CU Boulder

  • Cyril Metzger

    CEA-Saclay

  • Nicholas E Frattini

    JILA and NIST

  • Maxwell D Urmey

    JILA

  • Sheng-Xiang Lin

    JILA

  • Luca G Talamo

    University of Colorado, Boulder, JILA

  • Sarah Dickson

    JILA

  • David Carlson

    NIST, Octave Photonics

  • Scott Papp

    NIST

  • Cindy A Regal

    University of Colorado, Boulder

  • Konrad W Lehnert

    University of Colorado, Boulder

  View abstract →

• Probing defect densities at the edges and inside Josephson junctions of superconducting qubits

  ORAL

  March 5, 2024, 5:36 PM – March 5, 2024, 5:48 PM

  Presenters

  • Alexander Bilmes

    Google LLC

  Authors

  • Alexander Bilmes

    Google LLC

  View abstract →

• Intermodulation spectroscopy of the nonlinear response due to two-level systems in superconducting resonators

  ORAL

  March 5, 2024, 5:48 PM – March 5, 2024, 6:00 PM

  Presenters

  • Gustav Andersson

    University of Chicago

  Authors

  • Gustav Andersson

    University of Chicago

  • Janka Biznarova

    Chalmers University of Technology

  • Juan Carlos Rivera Hernández

    KTH Royal Institute of Technology

  • Daniel Forchheimer

    KTH Royal Institute of Technology

  • Jonas Bylander

    Chalmers Univ of Tech, Chalmers University of Technology

  • David B Haviland

    KTH Royal Institute of Technology

  View abstract →

• Towards individual TLS detection by scanning gate microscopy

  ORAL

  March 5, 2024, 6:00 PM – March 5, 2024, 6:12 PM

  Presenters

  • Riju Banerjee

    National Physical Laboratory

  Authors

  • Riju Banerjee

    National Physical Laboratory

  • Marius Hegedus

    National Physical laboratory

  • Andrew Hutcheson

    National Physical Laboratory

  • Sebastian Graaf

    National Physical laboratory

  View abstract →

• Dynamical disorder of two-level defects in quantum devices

  ORAL

  March 5, 2024, 6:12 PM – March 5, 2024, 6:24 PM

  Publication: Experimentally revealing anomalously large dipoles in the dielectric of a quantum circuit, L. Yu et. al., Scientific Reports 12, 16960 (2022).
  Two-TLS model accounts for memory loss upon thermal cycling in amorphous solids. Y. Reiss, A. L. Burin, and M. Schechter, in preparation.

  Presenters

  • Moshe Schechter

    Ben-Gurion University of the Negev

  Authors

  • Moshe Schechter

    Ben-Gurion University of the Negev

  View abstract →

• Spectroscopic Study of Two-Level System Defects in Transmon Qubits

  ORAL

  March 5, 2024, 6:24 PM – March 5, 2024, 6:36 PM

  Presenters

  • Christopher Förbom

    VTT Technical Research Centre of Finland Ltd.

  Authors

  • Christopher Förbom

    VTT Technical Research Centre of Finland Ltd.

  • Elsa Mannila

    VTT Technical Research Center of Finland Ltd., VTT

  • Mikael Kervinen

    VTT, Department of Microtechnology and Nanoscience, Chalmers University of Technology, 412 96 Gothenburg, Sweden, VTT Technical Research Center of Finland Ltd.

  • Visa Vesterinen

    VTT Micro & Nanoelectronics, VTT Technical Research Center of Finland Ltd.

  • Jorden Senior

    VTT Technical Research Centre of Finland Ltd, VTT Technical Research Center of Finland Ltd.

  • Debopam Datta

    VTT technical research centre of Finland, VTT Technical Research Center of Finland Ltd.

  • Patrik Eskelinen

    VTT Technical Research Center of Finland Ltd., VTT

  • Joonas Govenius

    VTT Technical Research Centre of Finland Ltd, VTT Technical Research Center of Finland Ltd., VTT technical research centre of Finland, VTT

  View abstract →

• More is better - High throughput of qubit measurements for materials study

  ORAL

  March 5, 2024, 6:36 PM – March 5, 2024, 6:48 PM

  Presenters

  • Ella O Lachman

    Rigetti Computing, Inc., Rigetti Quantum Computing, Rigetti

  Authors

  • Ella O Lachman

    Rigetti Computing, Inc., Rigetti Quantum Computing, Rigetti

  • Eric Bhada

    Rigetti Computing, Inc.

  • Mehrnoosh P Vahidpour

    Rigetti Computing, Rigetti Computing, Inc., Rigetti

  • Daniel Setiawan

    Rigetti Quantum Computing, Rigetti Computing, Inc.

  • Mehrnoosh P Vahidpour

    Rigetti Computing, Rigetti Computing, Inc., Rigetti

  • Brian McVey

    Rigetti Computing, Inc.

  • Mike Espitia

    Rigetti Computing, Inc.

  • Cameron J Kopas

    Rigetti Quantum Computing, Rigetti Computing, Inc.

  • Josh Y Mutus

    Rigetti Computing, Inc., Rigetti Quantum Computing, Rigetti Computing Inc

  View abstract →

• Low-power Pound-Drever-Hall measurement of superconductiong resonators

  ORAL

  March 5, 2024, 6:48 PM – March 5, 2024, 7:00 PM

  Presenters

  • John Pitten

    University of Colorado, Boulder

  Authors

  • John Pitten

    University of Colorado, Boulder

  • Jim Phillips

    Zurich Instruments Inc., Waltham, MA 02451

  • Josh Y Mutus

    Rigetti Computing, Inc., Rigetti Quantum Computing, Rigetti Computing Inc

  • Corey Rae H McRae

    University of Colorado Boulder

  View abstract →