Superconducting Qubits: Radiation and Quasiparticles

Presentations

• Measuring and modeling the impact of radiation on superconducting qubits protected through gap engineering

  ORAL

  March 16, 2026, 12:00 PM – March 16, 2026, 12:12 PM

  Presenters

  • Doug Pinckney

    • Massachusetts Institute of Technology

  Authors

  • Doug Pinckney

    • Massachusetts Institute of Technology

  • Tom McJunkin

    • Johns Hopkins University Applied Physics Laboratory

  • Alan W Hunt

    • Johns Hopkins University Applied Physics Laboratory

  • Patrick M Harrington

    • Massachusetts Institute of Technology

  • Hannah P Binney

    • Massachusetts Institute of Technology

  • Max Hays

    • Massachusetts Institute of Technology

  • Yenuel S Jones-Alberty

    • Johns Hopkins University Applied Physics Laboratory

  • Kate Azar

    • Massachusetts Institute of Technology
    • MIT

  • Felipe Contipelli

    • MIT Lincoln Laboratory

  • Renée DePencier Piñero

    • MIT Lincoln Laboratory

  • Jeffrey M Gertler

    • MIT Lincoln Laboratory

  • Michael A Gingras

    • MIT Lincoln Laboratory

  • Cyrus F Hirjibehedin

    • MIT Lincoln Laboratory

  • Mingyu Li

    • Massachusetts Institute of Technology

  • Bethany M Niedzielski

    • MIT Lincoln Laboratory

  • Mallika T Randeria

    • MIT Lincoln Laboratory

  • Hannah M Stickler

    • MIT Lincoln Laboratory

  • Jiatong Yang

    • Massachusetts Institute of Technology

  • Kevin M Schultz

    • Johns Hopkins University Applied Physics Laboratory

  • Kyle Serniak

    • MIT Lincoln Laboratory

  • Mollie E. Schwartz

    • MIT Lincoln Laboratory

  • Joseph AAngelo Formaggio

    • Massachusetts Institute of Technology

  • Jeffrey A Grover

    • Massachusetts Institute of Technology

  • William D Oliver

    • Massachusetts Institute of Technology

  View abstract →

• Proximity effects in gap-engineered superconducting qubits

  ORAL

  March 16, 2026, 12:12 PM – March 16, 2026, 12:24 PM

  Presenters

  • Giampiero Marchegiani

    • Technology Innovation Institute

  Authors

  • Giampiero Marchegiani

    • Technology Innovation Institute

  • Gianluigi Catelani

    • Forschungszentrum Juelich and Technology Innovation Institute
    • Forschungszentrum Juelich & Technology Innovation Institute

  View abstract →

• Correlated Error Bursts in a Gap-Engineered Superconducting Qubit Array

  ORAL · Invited

  March 16, 2026, 12:24 PM – March 16, 2026, 1:00 PM

  Publication: https://arxiv.org/abs/2506.18228

  Presenters

  • Vladislav Kurilovich

    • Google LLC
    • Google Quantum AI

  Authors

  • Vladislav Kurilovich

    • Google LLC
    • Google Quantum AI

  • Gabrielle Roberts

    • Google LLC

  • Leigh Martin

    • Google LLC

  • Matt J McEwen

    • Google Quantum AI

  • Alec W Eickbusch

    • Google Quantum AI

  • Lara Faoro

    • Google LLC

  • Lev B Ioffe

    • Google LLC

  • Juan Atalaya

    • Google LLC
    • Google Quantum AI

  • John Mark Kreikebaum

    • Google
    • Google LLC

  • Andreas Bengtsson

    • Google LLC

  • Paul V Klimov

    • Google LLC

  • Matthew Neeley

    • Google LLC

  • Wojciech Mruczkiewicz

    • Google
    • Google Quantum AI
    • Google LLC

  • Kevin C Miao

    • Google LLC

  • Igor Aleiner

    • Google Quantum AI
    • Google LLC

  • Julian Kelly

    • Google

  • Yu Chen

    • Google LLC
    • Google Quantum AI

  • Alexander M Opremcak

    • Google LLC

  • Alexander Bilmes

    • Google LLC

  View abstract →

• Imperfect suppression of quasiparticle-induced dissipation in fluxonium qubits

  ORAL

  March 16, 2026, 1:00 PM – March 16, 2026, 1:12 PM

  Presenters

  • Kate Azar

    • Massachusetts Institute of Technology
    • MIT

  Authors

  • Kate Azar

    • Massachusetts Institute of Technology
    • MIT

  • Max Hays

    • Massachusetts Institute of Technology

  • Renée D DePencier Piñero

    • MIT Lincoln Laboratory

  • Jeffrey M Gertler

    • MIT Lincoln Laboratory

  • Felipe Contipelli

    • MIT Lincoln Laboratory

  • Michael A Gingras

    • MIT Lincoln Laboratory

  • Bethany M Niedzielski

    • MIT Lincoln Laboratory

  • Mallika T Randeria

    • MIT Lincoln Laboratory

  • Hannah M Stickler

    • MIT Lincoln Laboratory

  • Kunal L. Tiwari

    • MIT Lincoln Laboratory

  • Jeffrey A Grover

    • Massachusetts Institute of Technology

  • Mollie E. Schwartz

    • MIT Lincoln Laboratory

  • William D Oliver

    • Massachusetts Institute of Technology

  • Kyle Serniak

    • MIT Lincoln Laboratory

  View abstract →

• A Physics-based, AI-accelerated Codesign Approach for the Optimization of Superconducting Quantum Circuits

  ORAL

  March 16, 2026, 1:12 PM – March 16, 2026, 1:24 PM

  Presenters

  • Paul G Baity

    • Brookhaven National Laboratory (BNL)

  Authors

  • Paul G Baity

    • Brookhaven National Laboratory (BNL)

  • Nicholas Jeon

    • Texas A&M University

  • Anuj K Nayak

    • University of Illinois Urbana-Champaign

  • Huan-Hsin Tseng

    • Brookhaven National Laboratory (BNL)

  • Kristofer G Reyes

    • Brookhaven National Laboratory (BNL)

  • Nathan Urban

    • Brookhaven National Laboratory (BNL)

  • Byung-Jun Yoon

    • Brookhaven National Laboratory (BNL)

  • Lav R Varshney

    • Stony Brook University

  • Peter J Love

    • Tufts University

  • Adolfy Hoisie

    • Brookhaven National Laboratory (BNL)

  View abstract →

• Understanding quasiparticle dynamics in a superconducting qubit through phonon burst-induced correlated errors

  ORAL

  March 16, 2026, 1:24 PM – March 16, 2026, 1:36 PM

  Presenters

  • Emanuela Celi

    • Northwestern University

  Authors

  • Emanuela Celi

    • Northwestern University

  View abstract →

• Excess quasiparticles and their dynamics in the presence of subgap states

  ORAL

  March 16, 2026, 1:36 PM – March 16, 2026, 1:48 PM

  Presenters

  • Gianluigi Catelani

    • Forschungszentrum Juelich and Technology Innovation Institute
    • Forschungszentrum Juelich & Technology Innovation Institute

  Authors

  • Paul B Fischer

    • Forschungszentrum Juelich GmbH

  • Gianluigi Catelani

    • Forschungszentrum Juelich and Technology Innovation Institute
    • Forschungszentrum Juelich & Technology Innovation Institute

  View abstract →

• Drive-induced excitation of subgap quasiparticles in superconducting circuits

  ORAL

  March 16, 2026, 1:48 PM – March 16, 2026, 2:00 PM

  Presenters

  • Anshu Anshu

    • University of Southern California

  Authors

  • Anshu Anshu

    • University of Southern California

  • Sadman Ahmed Shanto

    • University of Southern California

  • Daria Kowsari

    • University of Southern California

  • Vivek Maurya

    • University of Southern California

  • Leonid I Glazman

    • Yale University

  • Eli Levenson-Falk

    • University of Southern California

  View abstract →

• Real-time detection of correlated quasiparticle tunneling events in a multi-qubit superconducting device

  ORAL

  March 16, 2026, 2:00 PM – March 16, 2026, 2:12 PM

  Presenters

  • Simon Sundelin

    • Chalmers Univ of Tech

  Authors

  • Simon Sundelin

    • Chalmers Univ of Tech

  • Linus Andersson

    • Chalmers University of Technology
    • Chalmers Univ of Tech

  • Hampus Brunander

    • Chalmers

  • Vyom M Kulkarni

    • Chalmers University of Technology

  • Simone Gasparinetti

    • Chalmers University of Technology

  View abstract →

• Nonuniform quasiparticle densities within fluxonium qubit

  ORAL

  March 16, 2026, 2:12 PM – March 16, 2026, 2:24 PM

  Presenters

  • Maksim Litskevich

    • Princeton University
    • Syracuse University

  Authors

  • Maksim Litskevich

    • Princeton University
    • Syracuse University

  • Kesavan Manivannan

    • Syracuse University

  • Benjamin Byrd

    • Syracuse University

  • Ivan V Pechenezhskiy

    • Syracuse University

  View abstract →

• Spatiotemporally Correlated Error Bursts in Fluxonium Qubits

  ORAL

  March 16, 2026, 2:24 PM – March 16, 2026, 2:36 PM

  Presenters

  • Renée D DePencier Piñero

    • MIT Lincoln Laboratory

  Authors

  • Renée D DePencier Piñero

    • MIT Lincoln Laboratory

  • Jeffrey M Gertler

    • MIT Lincoln Laboratory

  • Doug Pinckney

    • Massachusetts Institute of Technology

  • Hannah P Binney

    • Massachusetts Institute of Technology

  • Felipe Contipelli

    • MIT Lincoln Laboratory

  • Kate Azar

    • Massachusetts Institute of Technology
    • MIT

  • Michael A Gingras

    • MIT Lincoln Laboratory

  • Max Hays

    • Massachusetts Institute of Technology

  • Jeffrey M Knecht

    • MIT Lincoln Laboratory

  • Bethany M Niedzielski

    • MIT Lincoln Laboratory

  • Mallika T Randeria

    • MIT Lincoln Laboratory

  • Hannah M Stickler

    • MIT Lincoln Laboratory

  • Jeffrey A Grover

    • Massachusetts Institute of Technology

  • Mollie E. Schwartz

    • MIT Lincoln Laboratory

  • Joseph AAngelo Formaggio

    • Massachusetts Institute of Technology

  • William D Oliver

    • Massachusetts Institute of Technology

  • Kyle Serniak

    • MIT Lincoln Laboratory

  View abstract →

•  Correlated Coherence Loss from Controlled Quasiparticles Injection in Superconducting Circuits

  ORAL

  March 16, 2026, 2:36 PM – March 16, 2026, 2:48 PM

  Presenters

  • Neda Forouzani

    • Johns Hopkins University Applied Physics Laboratory

  Authors

  • Neda Forouzani

    • Johns Hopkins University Applied Physics Laboratory

  • Mayra Amezcua

    • Johns Hopkins University Applied Physics Laboratory

  • Abhiram Nallamalli

    • Johns Hopkins University Applied Physics Laboratory

  • Gregory Quiroz

    • Johns Hopkins Applied Physics Laboratory
    • Johns Hopkins University Applied Physics Laboratory

  View abstract →