Donors and spin qubit readout

Presentations

• The journey of a high-spin donor in silicon, from quantum chaos to fault-tolerant qubits

  ORAL · Invited

  March 20, 2026, 8:00 AM – March 20, 2026, 8:36 AM

  Presenters

  • Andrea Morello

    • University of New South Wales

  Authors

  • Andrea Morello

    • University of New South Wales

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• A Noise-resilient Quantum Error Correction Technique for Nuclear Spin Qubits in Silicon

  ORAL

  March 20, 2026, 8:36 AM – March 20, 2026, 8:48 AM

  Presenters

  • Wayne M Witzel

    • Sandia National Laboratories

  Authors

  • Wayne M Witzel

    • Sandia National Laboratories

  • Dwight R Luhman

    • Sandia National Laboratories

  • Matthew D Grace

    • Sandia National Laboratories

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• Integrating high-spin antimony donors with MOS quantum dots in silicon, Part 1: Donor-dot coupling

  ORAL

  March 20, 2026, 8:48 AM – March 20, 2026, 9:00 AM

  Presenters

  • James Zingel

    • University of New South Wales

  Authors

  • James Zingel

    • University of New South Wales

  • Sarah Kruskic

    • University of New South Wales

  • Benjamin Wilhelm

    • University of New South Wales

  • Rocky Y Su

    • University of New South Wales

  • Martin Nurizzo

    • University of New South Wales

  • Tim Botzem

    • University of New South Wales

  • Shao Qi Lim

    • The University of Melbourne
    • University of Melbourne

  • Wee Han Lim

    • University of New South Wales

  • Alexander M Jakob

    • The University of Melbourne
    • University of Melbourne

  • Fay E Hudson

    • University of New South Wales

  • Kohei M Itoh

    • Keio University

  • Andrew S Dzurak

    • University of New South Wales
    • Diraq

  • David N Jamieson

    • University of Melbourne

  • Danielle Holmes

    • University of New South Wales

  • Andrea Morello

    • University of New South Wales

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• Integrating high-spin antimony donors with MOS quantum dots in silicon, Part 2: Flip-Flop qubit operation

  ORAL

  March 20, 2026, 9:00 AM – March 20, 2026, 9:12 AM

  Presenters

  • Sarah Kruskic

    • University of New South Wales

  Authors

  • Sarah Kruskic

    • University of New South Wales

  • James Zingel

    • University of New South Wales

  • Benjamin Wilhelm

    • University of New South Wales

  • Rocky Y Su

    • University of New South Wales

  • Martin Nurizzo

    • University of New South Wales

  • Tim Botzem

    • University of New South Wales

  • Shao Qi Lim

    • The University of Melbourne
    • University of Melbourne

  • Wee Han Lim

    • University of New South Wales

  • Alexander M Jakob

    • The University of Melbourne
    • University of Melbourne

  • Fay E Hudson

    • University of New South Wales

  • Kohei M Itoh

    • Keio University

  • Andrew S Dzurak

    • University of New South Wales
    • Diraq

  • David N Jamieson

    • University of Melbourne

  • Danielle Holmes

    • University of New South Wales

  • Andrea Morello

    • University of New South Wales

  View abstract →

• Universal logical operations in a silicon quantum processor

  ORAL

  March 20, 2026, 9:12 AM – March 20, 2026, 9:24 AM

  Publication: [1] Shor, P. W. Scheme for reducing decoherence in quantum computer memory. Phys. Rev. A 52, R2493–R2496(1995).
  [2] Gottesman, D. An introduction to quantum error correction and fault-tolerant quantum computation. Preprint at https://arxiv.org/abs/0904.2557 (2009).
  [3] Google Quantum AI and Collaborators. Quantum error correction below the surface code threshold. Nature 638, 920–926 (2025).
  [4] Marques, J. F. et al. Logical-qubit operations in an error detecting surface code. Nat. Phys. 18, 80–86 (2022).
  [5] Bluvstein, D. et al. Logical quantum processor based on reconfigurable atom arrays. Nature 626, 58–65 (2024).
  [6] Abobeih, M. H. et al. Fault-tolerant operation of a logIcal qubit in a diamond quantum processor. Nature 606, 884–889 (2022).
  [7] Postler, L. et al. Demonstration of fault-tolerant universal quantum gate operations. Nature 605, 675–680(2022).
  [8] Burkard, G., Ladd, T. D., Pan, A., Nichol, J. M. & Petta, J. R. Semiconductor spin qubits. Rev. Mod. Phys. 95, 025003 (2023).
  [9] Zwanenburg, F. A. et al. Silicon quantum electronics. Rev. Mod. Phys. 85, 961–1019 (2013).
  [10] Vaidman, L., Goldenberg, L. & Wiesner, S. Error prevention scheme with four particles. Phys. Rev. A 54, R1745–R1748 (1996).
  [11] Grassl, M., Beth, T. & Pellizzari, T. Codes for the quantum erasure channel. Phys. Rev. A 56, 33–38 (1997).
  [12] Gottesman, D. Quantum fault tolerance in small experiments. Preprint at https://arxiv.org/abs/1610.03507(2016).

  Presenters

  • Chunhui Zhang

    • International Quantum Academy

  Authors

  • Chunhui Zhang

    • International Quantum Academy

  • Feng Xu

    • International Quantum Academy

  • Shihang Zhang

    • International Quantum Academy

  • Mingchao Duan

    • International Quantum Academy

  • Guangchong Hu

    • International Quantum Academy

  • Tianluo Pan

    • International Quantum Academy

  • Peihao Huang

    • International Quantum Academy

  • Yu He

    • International Quantum Academy

  • Dapeng Yu

    • Shenzhen International Quantum Academy
    • International Quantum Academy
    • International Quantum Academy, Hefei National Laboratory-Shenzhen Branch

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• Tight-binding Møller-Plessed theory for phosphorus arrays in silicon.

  ORAL

  March 20, 2026, 9:24 AM – March 20, 2026, 9:36 AM

  Presenters

  • Maicol A Ochoa

    • National Institute of Standards and Technology (NIST)

  Authors

  • Maicol A Ochoa

    • National Institute of Standards and Technology (NIST)

  • Garnett W Bryant

    • National Institute of Standards and Technology (NIST)

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• Electrically Detected Spin Resonance of Two-Dimensional Carriers in Strained Semiconductor Quantum Wells

  ORAL

  March 20, 2026, 9:36 AM – March 20, 2026, 9:48 AM

  Presenters

  • Alexander Galkin

    • University of California, Los Angeles

  Authors

  • Alexander Galkin

    • University of California, Los Angeles

  • Rohim Verma

    • University of California, Los Angeles

  • Stefano Roccasecca

    • University of California, Los Angeles

  • HongWen Jiang

    • University of California, Los Angeles

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• Probing dopant-based quantum simulators faster than the steady state limit

  ORAL

  March 20, 2026, 9:48 AM – March 20, 2026, 10:00 AM

  Presenters

  • Garnett W Bryant

    • National Institute of Standards and Technology (NIST)

  Authors

  • Garnett W Bryant

    • National Institute of Standards and Technology (NIST)

  • Maicol A Ochoa

    • National Institute of Standards and Technology (NIST)

  • Jonathan E Wyrick

    • National Institute of Standards and Technology (NIST)

  • Daniel Wines

    • National Institute of Standards and Technology (NIST)

  • Kevin F Garrity

    • National Institute of Standards and Technology (NIST)

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• Optical and RF Engineering of Bismuth in Silicon Devices

  ORAL

  March 20, 2026, 10:00 AM – March 20, 2026, 10:12 AM

  Publication: Radii of Rydberg States of Isolated Silicon Donors

  Presenters

  • Viktoria Eless

    • Radboud University, PiCard Systems

  Authors

  • Viktoria Eless

    • Radboud University, PiCard Systems

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• Single-spin readout in Si/SiGe quantum dots via photon-assisted tunneling

  ORAL

  March 20, 2026, 10:12 AM – March 20, 2026, 10:24 AM

  Presenters

  • Owen M Eskandari

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  Authors

  • Owen M Eskandari

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  • Mark A Eriksson

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  • Mark Friesen

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

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• Fast rf-Reflectometry Readout of a Semiconductor Quantum Dot with Enhanced Gate Lever Arm

  ORAL

  March 20, 2026, 10:24 AM – March 20, 2026, 10:36 AM

  Publication: Tim J. Wilson et al. 2025, Fast and Sensitive Readout of a Semiconductor Quantum Dot Using an In-Situ Microwave Resonator with Enhanced Gate Lever Arm. arXiv.2510.00765

  Presenters

  • Tim Wilson

    • University of California, Los Angeles

  Authors

  • Tim Wilson

    • University of California, Los Angeles

  • Laura Ni

    • University of California, Los Angeles

  • HongWen Jiang

    • University of California, Los Angeles

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• Exchange-only qubit demonstrations using the spinQICK FPGA control platform

  ORAL

  March 20, 2026, 10:36 AM – March 20, 2026, 10:48 AM

  Presenters

  • Abigail Wessels

    • HRL Laboratories

  Authors

  • Abigail Wessels

    • HRL Laboratories

  • Michael Garrett Bimstefer

    • HRL Laboratories, LLC

  • Jason R Petta

    • University of California, Los Angeles

  • Andrew E Oriani

    • HRL Laboratories

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• Dispersive readout of spin-valley and pure valley qubits in silicon

  ORAL

  March 20, 2026, 10:48 AM – March 20, 2026, 11:00 AM

  Presenters

  • Matias Urdampilleta

    • Université Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, F-38000 Grenoble, France
    • CNRS
    • Université Grenoble Alpes, CNRS, Grenoble INP, Institut Néel
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Néel Institut, 38000 Grenoble, France

  Authors

  • Matias Urdampilleta

    • Université Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, F-38000 Grenoble, France
    • CNRS
    • Université Grenoble Alpes, CNRS, Grenoble INP, Institut Néel
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Néel Institut, 38000 Grenoble, France

  • Guillermo Haas

    • Centre national de la recherche scientifique (CNRS)
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Néel Institut, 38000 Grenoble, France

  • Jean-Baptiste Filippini

    • CNRS Insitut Néel
    • CNRS

  • Maxime Gontel

    • CNRS, Institut Néel
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Néel Institut, 38000 Grenoble, France

  • Mathieu TOUBEIX

    • CNRS, Institut Néel, Université Grenoble Alpes
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Néel Institut, 38000 Grenoble, France

  • Benoit Bertrand

    • CEA-LETI
    • CEA Grenoble
    • CEA Leti
    • CEA

  • Biel Martinez Diaz

    • CEA Grenoble
    • CEA/LETI
    • CEA

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