Quantum Low-Density Parity Check codes: Theory

Presentations

• Practical Code Surgery with Hypergraph Product Codes

  ORAL

  March 17, 2026, 12:00 PM – March 17, 2026, 12:12 PM

  Presenters

  • John Blue

    • Massachusetts Institute of Technology

  Authors

  • John Blue

    • Massachusetts Institute of Technology

  • Zhiyang He

    • Massachusetts Institute of Technology

  • Hengyun Zhou

    • QuEra Computing and MIT
    • MIT

  • Isaac L Chuang

    • Massachusetts Institute of Technology

  View abstract →

• High-Rate Surgery: towards constant-overhead logical operations

  ORAL

  March 17, 2026, 12:12 PM – March 17, 2026, 12:24 PM

  Publication: arXiv:2510.08523

  Presenters

  • Guo Zheng

    • University of Chicago

  Authors

  • Guo Zheng

    • University of Chicago

  • Liang Jiang

    • University of Chicago

  • Qian Xu

    • Caltech
    • California Institute of Technology

  View abstract →

• Quantum Process Realization of LDPC Code Dualities and Product Constructions

  ORAL

  March 17, 2026, 12:24 PM – March 17, 2026, 12:36 PM

  Publication: Manuscript in preparation (2025)

  Presenters

  • Shuhan Zhang

    • University of California, San Diego

  Authors

  • Shuhan Zhang

    • University of California, San Diego

  • Deepak Aryal

    • University of California, San Diego

  • Yi-Zhuang You

    • University of California, San Diego

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• Batched high-rate logical operations for quantum LDPC codes

  ORAL

  March 17, 2026, 12:36 PM – March 17, 2026, 12:48 PM

  Publication: https://arxiv.org/abs/2510.06159

  Presenters

  • Qian Xu

    • Caltech
    • California Institute of Technology

  Authors

  • Qian Xu

    • Caltech
    • California Institute of Technology

  • Hengyun Zhou

    • QuEra Computing Inc.
    • QuEra Computing Inc., Massachusetts Institute of Technology
    • QuEra Computing and MIT

  • Dolev Bluvstein

    • Harvard University
    • California Institute of Technology

  • Madelyn Cain

    • Harvard University

  • Marcin Kalinowski

    • Harvard University

  • John P Preskill

    • Caltech

  • Mikhail D Lukin

    • Harvard University

  • Nishad Maskara

    • MIT

  View abstract →

• Single-Shot Universality in Quantum LDPC Codes via Code-Switching

  ORAL

  March 17, 2026, 12:48 PM – March 17, 2026, 1:00 PM

  Publication: Single-Shot Universality in Quantum LDPC Codes via Code-Switching
  S. J. S. Tan, Y. Hong, T.-C. Lin, M. J. Gullans, M.-H. Hsieh.
  arXiv (2025). https://arxiv.org/abs/2510.08552

  Presenters

  • Shi Jie Samuel Tan

    • University of Maryland College Park and QuEra Computing Inc.
    • University of Maryland

  Authors

  • Shi Jie Samuel Tan

    • University of Maryland College Park and QuEra Computing Inc.
    • University of Maryland

  • Yifan Hong

    • University of Maryland, College Park
    • University of Colorado, Boulder
    • QuICS and JQI, University of Maryand/NIST

  • Ting-Chun Lin

    • University of California San Diego
    • UCSD

  • Michael J Gullans

    • National Institute of Standards and Technology (NIST)
    • QuICS, University of Maryand/NIST

  • Min-Hsiu Hsieh

    • Hon Hai Research Institute

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• The Diamond Protocol: A Planar, Local, and Defect-Adaptive Implementation of Quantum LDPC Codes

  ORAL

  March 17, 2026, 1:00 PM – March 17, 2026, 1:12 PM

  Presenters

  • Alec L Riso

    • Cornell University

  Authors

  • Alec L Riso

    • Cornell University

  • Emerson G Moore

    • Cornell University

  • Kevin M Sullivan

    • Cornell University

  • Matt M Can

    • Cornell University

  • Saavan N Shah

    • Cornell University

  • Yichen Xu

    • Cornell University

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• Decoding Correlated Errors in Quantum LDPC Codes

  ORAL

  March 17, 2026, 1:12 PM – March 17, 2026, 1:24 PM

  Publication: https://arxiv.org/abs/2510.14060

  Presenters

  • ARSHPREET S MAAN

    • Aalto University

  Authors

  • ARSHPREET S MAAN

    • Aalto University

  • Francisco-Garcia Herrero

    • Universidad Complutense de Madrid

  • Alexandru Paler

    • Aalto University

  • Valentin Savin

    • Université Grenoble Alpes, CEA-Léti

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• Transversal dimension jump for product qLDPC codes

  ORAL

  March 17, 2026, 1:24 PM – March 17, 2026, 1:36 PM

  Publication: Preprint: arXiv:2510.07269

  Presenters

  • Christine Li

    • Columbia University

  Authors

  • Christine Li

    • Columbia University

  • John P Preskill

    • Caltech

  • Qian Xu

    • Caltech
    • California Institute of Technology

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• Abstract Withdrawn

  ORAL · Withdrawn

  March 17, 2026, 1:36 PM – March 17, 2026, 1:48 PM

  View abstract →

• Abstract Withdrawn

  ORAL · Withdrawn

  March 17, 2026, 1:48 PM – March 17, 2026, 2:00 PM

  View abstract →

• A fault-tolerant quantum computer based on bivariate bicycle codes

  ORAL · Invited

  March 17, 2026, 2:00 PM – March 17, 2026, 2:36 PM

  Publication: [1] Theodore J. Yoder, Eddie Schoute, Patrick Rall, Emily Pritchett, Jay M. Gambetta, Andrew W. Cross, Malcolm Carroll, and Michael E. Beverland. "Tour de gross: A modular quantum computer based on bivariate bicycle codes." arXiv preprint arXiv:2506.03094 (2025).

  Presenters

  • Ted Yoder

    • IBM Quantun
    • IBM Quantum

  Authors

  • Ted Yoder

    • IBM Quantun
    • IBM Quantum

  View abstract →