Topological devices and implementation

Presentations

• Error model for X and Z measurement loops in Majorana Tetrons

  ORAL

  March 18, 2026, 8:00 AM – March 18, 2026, 8:12 AM

  Publication: Microsoft Quantum, Distinct Lifetimes for X and Z Loop Measurements in a Majorana Tetron Device, Arxiv 2507.08795 (2025).

  Presenters

  • Samuel Boutin

    • Microsoft Corporation
    • Microsoft Quantum

  Authors

  • Samuel Boutin

    • Microsoft Corporation
    • Microsoft Quantum

  • Torsten Karzig

    • Microsoft Quantum

  • Tareq El Dandachi

    • Microsoft Quantum

  • Christina P Knapp

    • Microsoft Corporation
    • Microsoft Quantum

  • Ryan V Mishmash

    • Microsoft Quantum

  • Bela Bauer

    • Microsoft Corporation
    • Microsoft Quantum

  • Roman M Lutchyn

    • Microsoft Corporation
    • Microsoft Quantum

  • Chetan Nayak

    • Microsoft Corporation
    • Microsoft Quantum

  View abstract →

• Helical gap and robust zero modes in ballistic PbTe-Pb nanowires

  ORAL

  March 18, 2026, 8:12 AM – March 18, 2026, 8:24 AM

  Presenters

  • Zonglin Li

    • Tsinghua University

  Authors

  • Zonglin Li

    • Tsinghua University

  • Shan Zhang

    • Tsinghua University

  • Wenyu Song

    • Tsinghua University

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• Gate-tunable superconductor-semiconductor coupling and its consequence on zero-energy modes in PbTe-Pb nanowires

  ORAL

  March 18, 2026, 8:24 AM – March 18, 2026, 8:36 AM

  Publication: R. Li, et al., "Gate-tunable superconductor-semiconductor coupling and its consequence on zero-energy modes in PbTe-Pb nanowires,"manuscript in preparation (2025).

  Presenters

  • Ruidong Li

    • Tsinghua University

  Authors

  • Ruidong Li

    • Tsinghua University

  • Shuai Yang

    • Tsinghua University

  • Wenyu Song

    • Tsinghua University

  • Ke He

    • Tsinghua University
    • Tsinghua University, Beijing Academy of Quantum Information Sciences, Frontier Science Center for Quantum Information, Hefei National Laboratory

  • Hao Zhang

    • Tsinghua University
    • Tsinghua University, Beijing Academy of Quantum Information Sciences, Frontier Science Center for Quantum Information

  View abstract →

• Disorder mitigation in PbTe-Pb Majorana nanowires

  ORAL

  March 18, 2026, 8:36 AM – March 18, 2026, 8:48 AM

  Publication: W. Song, et al., Nano Lett. 25, 2350 (2025).
  Y. Gao*, W. Song*, et al., Phys. Rev. Applied 23, L061004 (2025).
  S. Zhang, W. Song*, et al., arXiv: 2502.07477 (2025).

  Presenters

  • Wenyu Song

    • Tsinghua University

  Authors

  • Wenyu Song

    • Tsinghua University

  • Shan Zhang

    • Tsinghua University

  • Zonglin Li

    • Tsinghua University

  • Yuhao Wang

    • Tsinghua university
    • Tsinghua University

  • Yichun Gao

    • Tsinghua University

  • Zehao Yu

    • Tsinghua University

  • Ke He

    • Tsinghua University
    • Tsinghua University, Beijing Academy of Quantum Information Sciences, Frontier Science Center for Quantum Information, Hefei National Laboratory

  • Hao Zhang

    • Tsinghua University
    • Tsinghua University, Beijing Academy of Quantum Information Sciences, Frontier Science Center for Quantum Information

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• Readout method for Kitaev chain qubit devices

  ORAL

  March 18, 2026, 8:48 AM – March 18, 2026, 9:00 AM

  Presenters

  • Bart Roovers

    • Delft University of Technology

  Authors

  • Bart Roovers

    • Delft University of Technology

  • Nick van Loo

    • Delft University of Technology

  • Francesco Zatelli

    • Delft University of Technology

  • Alberto Bordin

    • Delft University of Technology

  • Antonio Lombardi

    • Delft University of Technology

  • Vincent P Sietses

    • Delft University of Technology

  • Florian J Bennebroek Evertsz

    • Delft University of Technology

  • Leo P Kouwenhoven

    • Delft University of Technology

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• Tuning a minimal Kitaev chain qubit device without transport

  ORAL

  March 18, 2026, 9:00 AM – March 18, 2026, 9:12 AM

  Presenters

  • Francesco Zatelli

    • Delft University of Technology

  Authors

  • Francesco Zatelli

    • Delft University of Technology

  • Bart Roovers

    • Delft University of Technology

  • Nick van Loo

    • Delft University of Technology

  • Antonio Lombardi

    • Delft University of Technology

  • Florian J Bennebroek Evertsz

    • Delft University of Technology

  • Vincent P Sietses

    • Delft University of Technology

  • Alberto Bordin

    • Delft University of Technology

  • Leo P Kouwenhoven

    • Delft University of Technology

  View abstract →

• Towards a Six-Site Kitaev Chain 

  ORAL

  March 18, 2026, 9:12 AM – March 18, 2026, 9:24 AM

  Presenters

  • Vincent P Sietses

    • Delft University of Technology

  Authors

  • Vincent P Sietses

    • Delft University of Technology

  • Alberto Bordin

    • Delft University of Technology

  • Mats de Jong

    • Delft University of Technology

  • Bart Roovers

    • Delft University of Technology

  • Francesco Zatelli

    • Delft University of Technology

  • Antonio Lombardi

    • Delft University of Technology

  • Florian J Bennebroek Evertsz

    • Delft University of Technology

  • Nick van Loo

    • Delft University of Technology

  • Leo P Kouwenhoven

    • Delft University of Technology

  View abstract →

• Characterization and Readout Optimization of Parity Measurements in Tetron Qubit Devices

  ORAL

  March 18, 2026, 9:24 AM – March 18, 2026, 9:36 AM

  Publication: [1] Microsoft Azure Quantum., Aghaee, M., Alcaraz Ramirez, A. et al. Interferometric single-shot parity measurement in InAs–Al hybrid devices. Nature 638, 651–655 (2025). https://doi.org/10.1038/s41586-024-08445-2
  [2] Microsoft Quantum, Distinct Lifetimes for X and Z Loop Measurements in a Majorana Tetron Device, Arxiv 2507.08795 (2025).

  Presenters

  • Tareq El Dandachi

    • Microsoft

  Authors

  • Tareq El Dandachi

    • Microsoft

  View abstract →

• Charge noise effects in Majorana-based qubits

  ORAL

  March 18, 2026, 9:36 AM – March 18, 2026, 9:48 AM

  Publication: Microsoft Quantum, Distinct Lifetimes for X and Z Loop Measurements in a Majorana Tetron Device, Arxiv 2507.08795 (2025).

  Presenters

  • Torsten Karzig

    • Microsoft Quantum

  Authors

  • Torsten Karzig

    • Microsoft Quantum

  • Samuel Boutin

    • Microsoft Corporation
    • Microsoft Quantum

  • Tareq El Dandachi

    • Microsoft

  • Christina P Knapp

    • Microsoft Corporation
    • Microsoft Quantum

  • Ryan V Mishmash

    • Microsoft Quantum

  • Bela Bauer

    • Microsoft Corporation
    • Microsoft Quantum

  • Roman M Lutchyn

    • Microsoft Corporation
    • Microsoft Quantum

  • Chetan Nayak

    • Microsoft Corporation
    • Microsoft Quantum

  View abstract →

• Scalable quantum computing with Majorana-based topological qubits

  ORAL · Invited

  March 18, 2026, 9:48 AM – March 18, 2026, 10:24 AM

  Publication: https://arxiv.org/abs/2507.08795

  Presenters

  • John Watson

    • Microsoft Corporation

  Authors

  • John Watson

    • Microsoft Corporation

  View abstract →

• Data-centric Majorana qubit tuning and automation

  ORAL

  March 18, 2026, 10:24 AM – March 18, 2026, 10:36 AM

  Publication: https://arxiv.org/pdf/2507.08795

  Presenters

  • Dmitry I. Pikulin

    • Microsoft Corporation

  Authors

  • Dmitry I. Pikulin

    • Microsoft Corporation

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• Epitaxial Al/InAs Josephson Junction Arrays With and Without Mirror Symmetries

  ORAL

  March 18, 2026, 10:36 AM – March 18, 2026, 10:48 AM

  Presenters

  • Melissa Mikalsen

    • New York University (NYU)

  Authors

  • Melissa Mikalsen

    • New York University (NYU)

  • Tongzhou Wang

    • New York University

  • Axel Leblanc

    • New York University (NYU)

  • Maryam Barzegar

    • New York University (NYU)

  • Nichae Adnan

    • New York University (NYU)

  • Ido Levy

    • New York University (NYU)

  • Jacob Issokson

    • New York University

  • Lukas Baker

    • New York University (NYU)

  • jechiel van Dijk

    • New York University

  • Nadav Drechsler

    • Weizmann Institute of Science

  • Samuel Diaz-Escribano

    • Weizmann Institute of Science

  • Alexander-Georg Penner

    • Freie Universität Berlin

  • Yuval Oreg

    • Weizmann Institute of Science

  • Felix von Oppen

    • Freie Universität Berlin
    • Berlin

  • Javad Shabani

    • New York University

  View abstract →

• Selective-area-grown PbTe-In hybrid nanowire and its application on pursuing topological quantum computing

  ORAL

  March 18, 2026, 10:48 AM – March 18, 2026, 11:00 AM

  Publication: Zuhan Geng, Fangting Chen, Yichun Gao, Lining Yang et al., Enhanced superconductivity in PbTe-In hybrids., Phys. Rev. Mater. 9, 084802 (2025)

  Presenters

  • Lining Yang

    • Tsinghua University
    • Department of Physics, Tsinghua University

  Authors

  • Lining Yang

    • Tsinghua University
    • Department of Physics, Tsinghua University

  • Zuhan Geng

    • Cornell University

  View abstract →