More Josephson Junctions and Weak Links

Presentations

• Realizing Josephson Junctions on Epitaxial Nitride Trilayers

  ORAL

  March 19, 2026, 8:00 AM – March 19, 2026, 8:12 AM

  Presenters

  • Colin Myers

    • University of Maryland, College Park

  Authors

  • Colin Myers

    • University of Maryland, College Park

  • Rohit K Pant

    • University of Maryland College Park

  • Kasra Sardashti

    • Laboratory for Physical Sciences (LPS)

  View abstract →

• Overcoming material and size limitations of niobium-based trilayer Josephson junctions using an airbridge process: Part 1 - Fabrication

  ORAL

  March 19, 2026, 8:12 AM – March 19, 2026, 8:24 AM

  Presenters

  • Yoshiki Sunada

    • Stanford University

  Authors

  • Yoshiki Sunada

    • Stanford University

  • Fanghui Wan

    • Stanford University
    • Stanford University / SLAC National Accelerator Laboratory

  • Jiayi Sun

    • Stanford University

  • Matthew A Chalk

    • Stanford University

  • Mihir Pendharkar

    • Stanford University

  • Shannon P Harvey

    • Stanford University / SLAC National Accelerator Laboratory
    • Stanford University

  • David I Schuster

    • Stanford University / SLAC National Accelerator Laboratory
    • University of Chicago
    • Stanford

  View abstract →

• Overcoming material and size limitations of niobium-based trilayer Josephson junctions using an airbridge process: Part 2 - Material characterization

  ORAL

  March 19, 2026, 8:24 AM – March 19, 2026, 8:36 AM

  Presenters

  • Fanghui Wan

    • Stanford University
    • Stanford University / SLAC National Accelerator Laboratory

  Authors

  • Fanghui Wan

    • Stanford University
    • Stanford University / SLAC National Accelerator Laboratory

  • Yoshiki Sunada

    • Stanford University

  • Jiayi Sun

    • Stanford University

  • Mihir Pendharkar

    • Stanford University

  • Stephanie M Ribet

    • Molecular Foundry, Lawrence Berkeley National Laboratory

  • Matthew A Chalk

    • Stanford University

  • Colin Ophus

    • Stanford University

  • Shannon P Harvey

    • Stanford University / SLAC National Accelerator Laboratory
    • Stanford University

  • David I Schuster

    • Stanford University / SLAC National Accelerator Laboratory
    • University of Chicago
    • Stanford

  View abstract →

• Subtractive Window Process for Scalable Fabrication of Josephson Junctions

  ORAL

  March 19, 2026, 8:36 AM – March 19, 2026, 8:48 AM

  Presenters

  • Felix J Schupp

    • Qolab

  Authors

  • Felix J Schupp

    • Qolab

  • David C Harrison

    • Qolab

  • Sridhar Majety

    • Qolab

  • Stanislav Eilhart

    • Qolab

  • Nathaniel Kabat

    • Qolab

  • Paul Buttles

    • Qolab

  • Alan Ho

    • Qolab

  • Britton Plourde

    • Qolab

  • Robert McDermott

    • Qolab

  • John M Martinis

    • University of California, Santa Barbara
    • Qolab

  • Zihao Yang

    • Applied Materials, CA

  • Ruoyu Li

    • Applied Materials, CA

  • Jake Rochman

    • Applied Materials, CA

  • Robert Visser

    • Applied Materials, CA

  • Chung-Ting Ke

    • Center for Critical Issues, Academia Sinica, Taiwan
    • Academia Sinica

  • Jun-Yi Tsai

    • Center for Critical Issues, Academia Sinica, Taiwan
    • Research Center for Critical Issues, Academia Sinica
    • Academia Sinica

  • Yen-Chun Chen

    • Center for Critical Issues, Academia Sinica, Taiwan
    • Research Center for Critical Issues, Academia Sinica

  • Chii-Dong Chen

    • Center for Critical Issues, Academia Sinica, Taiwan

  • Cen-Shawn Wu

    • Department of Physics, National Changhua University of Education
    • National Changhua University of Education

  View abstract →

• Resist-Free Stencil Deposition for Low-Loss Superconducting Circuits and Qubits (Part 1)

  ORAL

  March 19, 2026, 8:48 AM – March 19, 2026, 9:00 AM

  Presenters

  • Hung-Yu Tsao

    • Massachusetts Institute of Technology

  Authors

  • Hung-Yu Tsao

    • Massachusetts Institute of Technology

  • Chia-Chin Tsai

    • Massachusetts Institute of Technology

  • Aranya Goswami

    • Massachusetts Institute of Technology
    • Nokia Bell Labs

  • Farid Hassani Bijarbooneh

    • Massachusetts Institute of Technology

  • Max Hays

    • Massachusetts Institute of Technology

  • Jeffrey A Grover

    • Massachusetts Institute of Technology

  • William D Oliver

    • Massachusetts Institute of Technology

  View abstract →

• Resist-Free Stencil Deposition for Low-Loss Superconducting Circuits and Qubits (Part 2)

  ORAL

  March 19, 2026, 9:00 AM – March 19, 2026, 9:12 AM

  Presenters

  • Chia-Chin Tsai

    • Massachusetts Institute of Technology

  Authors

  • Chia-Chin Tsai

    • Massachusetts Institute of Technology

  • Hung-Yu Tsao

    • Massachusetts Institute of Technology

  • Aranya Goswami

    • Massachusetts Institute of Technology
    • Nokia Bell Labs

  • Farid Hassani Bijarbooneh

    • Massachusetts Institute of Technology

  • Max Hays

    • Massachusetts Institute of Technology

  • Jeffrey A Grover

    • Massachusetts Institute of Technology

  • William D Oliver

    • Massachusetts Institute of Technology

  View abstract →

• Effects of oxidation parameters on Josephson junction breakdown voltage, resistance-area variation and cryo performance

  ORAL

  March 19, 2026, 9:12 AM – March 19, 2026, 9:24 AM

  Presenters

  • Ferhat Aydinoglu

    • Rigetti Computing

  Authors

  • Ferhat Aydinoglu

    • Rigetti Computing

  • Xiqiao Wang

    • Rigetti Computing

  • Cameron J Kopas

    • Rigetti Computing

  • Daniel Setiawan

    • Rigetti Computing

  • Rory Cochrane

    • Rigetti Computing

  • Nicholas Sharac

    • Rigetti Computing

  • Raja Katta

    • Rigetti Computing

  • Kameshwar Yadavalli

    • Rigetti Computing

  • Hilal Cansizoglu

    • Rigetti Computing

  View abstract →

• Calibrating aging after alternating-bias assisted annealingm (ABAA) for scaling to multiple qubits in large systems

  ORAL

  March 19, 2026, 9:24 AM – March 19, 2026, 9:36 AM

  Presenters

  • David P Pappas

    • Rigetti Computing

  Authors

  • David P Pappas

    • Rigetti Computing

  • Xiqiao Wang

    • Rigetti Computing

  • Joel A Howard

    • Rigetti Computing

  • Mark P Field

    • Rigetti Computing

  • Eyob A Sete

    • Rigetti Computing

  • Gregory M Stiehl

    • Rigetti Computing

  • Stefano Poletto

    • Rigetti Computing

  • Xian Wu

    • Rigetti Computing

  • Nicholas Sharac

    • Rigetti Computing

  • Christopher Eckberg

    • Rigetti Computing
    • University of California, Los Angeles

  • Hilal Cansizoglu

    • Rigetti Computing

  • Raja Katta

    • Rigetti Computing

  • Andrew Bestwick

    • Rigetti Computing

  • Kameshwar Yadavalli

    • Rigetti Computing

  • Lin Zhou

    • Ames National Laboratory

  • Jinsu Oh Oh

    • Ames National Laboratory
    • Department of Materials Science and Engineering, University of Virginia, Charlottesville, VA 22904
    • Ames Laboratory

  • Matthew J Kramer

    • Ames National Laboratory
    • Ames Laboratory, Ames IA 50011
    • Ames Laboratory

  • Jared H Cole

    • RMIT University

  • Yaniv J Rosen

    • Lawrence Livermore National Laboratory

  • Alexander V Balatsky

    • University of Connecticut
    • Nordita, University of Connecticut

  • Josh Y Mutus

    • Rigetti Computing

  View abstract →

• Towards magnetic field resilience in transmon qubits using Sn-InAs nanowire junctions

  ORAL

  March 19, 2026, 9:36 AM – March 19, 2026, 9:48 AM

  Presenters

  • Shreyas Asodekar

    • University of Pittsburgh

  Authors

  • Shreyas Asodekar

    • University of Pittsburgh

  • Subhayan Sinha

    • University of Pittsburgh

  • Amrita Purkayastha

    • University of Illinois at Urbana-Champaign
    • University of Pittsburgh
    • University of Illinois at Urbana Champaign

  • Amritesh Sharma

    • University of Pittsburgh

  • Param Patel

    • University of Pittsburgh
    • Yale University

  • An-Hsi Chen

    • Oak Ridge National Laboratory
    • Veeco

  • Connor P Dempsey

    • University of California, Santa Barbara

  • Mihir Pendharkar

    • Stanford University

  • Moïra Hocevar

    • Institut Néel CNRS

  • Christopher J Palmstrøm

    • University of California, Santa Barbara

  • Kun Zuo

    • University of Sydney

  • Michael Hatridge

    • Yale University
    • University of Pittsburgh
    • Department of Applied Physics, Yale University

  • Sergey M Frolov

    • University of Pittsburgh

  View abstract →

• Electrical Characterization of InAs Quantum Well Josephson Junctions with Ex-situ Al Contacts

  ORAL

  March 19, 2026, 9:48 AM – March 19, 2026, 10:00 AM

  Presenters

  • Bernardo Langa Jr.

    • Unversity of Maryland
    • University of Maryland
    • Laboratory for Physical Sciences (LPS)

  Authors

  • Bernardo Langa Jr.

    • Unversity of Maryland
    • University of Maryland
    • Laboratory for Physical Sciences (LPS)

  • Evan Guo

    • HRL Laboratories, LLC

  • Evan Guo

    • HRL Laboratories, LLC

  • Minh B Nguyen

    • HRL Laboratories, LLC

  • Kasra Sardashti

    • Laboratory for Physical Sciences (LPS)

  View abstract →

• Fabrication of tall-mesa Ge/SiGe, voltage tunable Josephson junctions

  ORAL

  March 19, 2026, 10:00 AM – March 19, 2026, 10:12 AM

  Presenters

  • Joshua P Thompson

    • University of Maryland

  Authors

  • Joshua P Thompson

    • University of Maryland

  • Chomani Gaspe

    • Laboratory for Physical Sciences

  • William R Card

    • University of Maryland
    • Laboratory for Physical Sciences (LPS)

  • Jason T Dong

    • University of Maryland
    • University of Maryland, College Park and Laboratory for Physical Sciences
    • Laboratory for Physical Sciences (LPS)
    • University of California, Santa Barbara

  • Thomas M Hazard

    • MIT Lincoln Laboratory

  • Kyle Serniak

    • MIT Lincoln Laboratory

  • Hugh O. H. Churchill

    • University of Arkansas

  • Kasra Sardashti

    • University of Maryland
    • University of Maryland College Park
    • University of Maryland, College Park
    • University of Maryland, College Park and Laboratory for Physical Sciences
    • Laboratory for Physical Sciences (LPS)

  • Christopher J K Richardson

    • Laboratory for Physical Sciences (LPS)

  View abstract →

• Nonlinear WSi Nanowire Constrictions in Superconducting Quantum Circuits

  ORAL

  March 19, 2026, 10:12 AM – March 19, 2026, 10:24 AM

  Presenters

  • Sarah Jones

    • University of Colorado, Boulder
    • University of Colorado Boulder

  Authors

  • Sarah Jones

    • University of Colorado, Boulder
    • University of Colorado Boulder

  • Trevyn F.Q. F Larson

    • National Institute of Standards and Technology Boulder
    • National Institute of Standards and Technology
    • University of Colorado
    • University of Colorado Boulder, National Institute of Standards and Technology
    • University of Colorado Boulder, National Institute of Standards and Technology Boulder

  • Sai Pavan Chitta

    • Northwestern University

  • Jens Koch

    • Northwestern University

  • Ray W Simmonds

    • National Institute of Standards and Technology, University of Colorado Boulder
    • National Institute of Standards and Technology
    • National Institute of Standards and Technology Boulder
    • The Global Coherence Project

  • András Gyenis

    • University of Colorado, Boulder
    • University of Colorado Boulder
    • Univ of Copenhagen

  View abstract →

• Exploiting the Superconducting-to-Insulating Transition in Niobium Nitride Films for Circuit QED Applications

  ORAL

  March 19, 2026, 10:24 AM – March 19, 2026, 10:36 AM

  Presenters

  • Kaushal Shyamsundar

    • Stanford University

  Authors

  • Kaushal Shyamsundar

    • Stanford University

  • Ke Huang

    • Stanford University

  • Victor Kaberuka Shyaka

    • Stanford University

  • Danqing Wang

    • Yale University

  • Hong X Tang

    • Yale University

  • David I Schuster

    • Stanford University / SLAC National Accelerator Laboratory
    • University of Chicago
    • Stanford

  • Charlotte Boettcher

    • Stanford University
    • Yale University, Stanford University

  View abstract →