Superconducting Qubits: Study of TLS Defects I

FOCUS · MAR-A15 · ID: MAR-A15

Presentations

  • Oral-In-person

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    Publication: Evidence of Memory Effects in the Dynamics of Two-Level System Defect Ensembles
    Using Broadband, Cryogenic Transient Dielectric Spectroscopy (https://arxiv.org/pdf/2505.18263)

    Presenters

    • Qianxu Wang

      • Dartmouth College

    Authors

    • Qianxu Wang

      • Dartmouth College

    • Juan Salcedo-Gallo

      • Dartmouth College

    • Salil Bedkihal

      • Dartmouth College

    • Tian Xia

      • Dartmouth College

    • Maciej Olszewski

      • Cornell University

    • Valla Fatemi

      • Cornell University

    • Mattias Fitzpatrick

      • Dartmouth

    View abstract →

  • Oral-In-person

    –

    Publication: * Evidence of Memory Effects in the Dynamics of Two-Level System Defect Ensembles Using Broadband, Cryogenic Transient Dielectric Spectroscopy, arXiv e-prints , arXiv:2505.18263 (2025).
    * Spectroscopy and Coherent Control of Two-Level System Defect Ensembles Using a Broadband 3D Waveguide, under preparation, 2025

    Presenters

    • Juan Sebastian Salcedo Gallo

      • Dartmouth

    Authors

    • Juan Sebastian Salcedo Gallo

      • Dartmouth

    • Qianxu Wang

      • Dartmouth College

    • Salil Bedkihal

      • Dartmouth College

    • Tian Xia

      • Dartmouth College

    • Maciej Olszewski

      • Cornell University

    • Valla Fatemi

      • Cornell University

    • Mattias Fitzpatrick

      • Dartmouth

    View abstract →

  • Oral-In-person

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    Publication: Y.V. Krasnikova et al. arXiv:2505.07957 (2025)

    Presenters

    • Yulia Krasnikova

      • Fermilab, SQMS

    Authors

    • Yulia Krasnikova

      • Fermilab, SQMS

    • Akshay Murthy

      • Fermi National Accelerator Laboratory (Fermilab)

    • Daniel Bafia

      • Fermi National Accelerator Laboratory (Fermilab)

    • Francesco Crisa

    • Adam Clairmont

    • Zuhawn Sung

      • Fermi National Accelerator Laboratory (FNAL)

    • Jaeyel Lee

      • Fermi National Accelerator Laboratory

    • Maithilee Shinde

      • Illinois Institute of Technology

    • David van Zanten

      • Fermi National Accelerator Laboratory (Fermilab)

    • Alexander Romanenko

      • Fermi National Accelerator Laboratory (Fermilab)

    • Anna Grassellino

      • Fermi National Accelerator Laboratory (Fermilab)

    • Mustafa Bal

      • Fermi National Accelerator Laboratory

    • Ritika Dhundhwal

    • Dirk Fuchs

      • Karlsruhe Institute of Technology

    • Thomas Reisinger

      • Karlsruhe Institute of Technology

    • Ioan M. Pop

      • Karlsruhe Institute of Technology

    • Andreas Suter

    • Thomas Prokscha

    • Zaher Salman

      • Paul Scherrer Institute

    View abstract →

  • Oral-In-person

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    Publication: 1. Electronic Properties of Gold-Capped Niobium Films for Superconducting Qubits
    Junki Makita1, a), Seth Rice1,2 a), Giulia Berti1, Francesco Crisa2,3, Sabrina Garattoni32, Mustafa Ba32, Jaeyel Le3, Zu Hawn Sung3, Akshay A. Murthy3, David Garcia-Wetten4, Dominic P. Goronzy4, Thang Pham4, Vinayak P. Dravid4, Mark C. Hersam4, Michael J. Bedzyk4,5, Jin Su Oh6, Lin Zhou6,7, Alexander Romanenko3, Anna Grassellino3, John Zasadzinski2, Maria Iavarone1,*
    (submitted ACS Nano)

    2. Scanning Tunneling Microscopy and Spectroscopy of Nb capped with Re for the Development of Superconducting Qubits
    Seth Rice1,2,3, J. Makita2,3 et al, (Manuscript in Progress)

    3.Tunneling study of cavity grade Nb: Possible magnetic scattering at the surface
    Appl. Phys. Lett. 92, 212505 (2008); https://doi.org/10.1063/1.2913764
    T. Proslier, J. F. Zasadzinski, L. Cooley, C. Antoine, J. Moore, J. Norem, M. Pellin, and K. E. Gray

    Presenters

    • John Zasadzinski

      • Illinois Institute of Technology

    Authors

    • John Zasadzinski

      • Illinois Institute of Technology

    • Seth Rice

      • Illinois Institute of Technology

    • Junki Makita

      • Temple University

    • Ellie Han

      • Temple University

    • Sabrina Garattoni

      • Fermilab

    • Francesco Crisa

    • Mustafa Bal

      • Fermi National Accelerator Laboratory

    • Akshay Murthy

      • Fermi National Accelerator Laboratory (Fermilab)

    • Anna Grassellino

      • Fermi National Accelerator Laboratory (Fermilab)

    • Maria Iavarone

      • Temple University

    View abstract →

  • Oral-In-person

    –

    Presenters

    • Seth Rice

      • Illinois Institute of Technology

    Authors

    • Seth Rice

      • Illinois Institute of Technology

    • Junki Makita

      • Temple University

    • Ellie Han

    • Sabrina Garattoni

      • Fermilab

    • Francesco Crisa

    • Mustafa Bal

      • Fermi National Accelerator Laboratory (Fermilab)

    • Akshay Murthy

      • Fermi National Accelerator Laboratory (Fermilab)

    • Anna Grassellino

      • Fermi National Accelerator Laboratory (Fermilab)

    • Maria Iavarone

      • Temple University

    • John Zasadzinski

      • Illinois Institute of Technology

    View abstract →