Superconducting Loss Characterization

Presentations

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

  ORAL · Invited

  March 5, 2024, 3:00 PM – March 5, 2024, 3:36 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, 3:36 PM – March 5, 2024, 3:48 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, 3:48 PM – March 5, 2024, 4:00 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, 4:00 PM – March 5, 2024, 4:12 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, 4:12 PM – March 5, 2024, 4:24 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, 4:24 PM – March 5, 2024, 4:36 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, 4:36 PM – March 5, 2024, 4:48 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, 4:48 PM – March 5, 2024, 5:00 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, 5:00 PM – March 5, 2024, 5:12 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, 5:12 PM – March 5, 2024, 5:24 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, 5:24 PM – March 5, 2024, 5:36 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, 5:36 PM – March 5, 2024, 5:48 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, 5:48 PM – March 5, 2024, 6:00 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 →