Superconducting GKP-style Encoded Qubits

Presentations

• Fault tolerant non Clifford gate for GKP magic state distillation

  ORAL

  March 18, 2025, 3:00 PM – March 18, 2025, 3:12 PM

  Publication: Encoding Qubits in Multimode Grid States (Baptiste Royer, Shraddha Singh and S.M. Girvin)
  Stabilization of Finite-Energy Gottesman-Kitaev-Preskill States (Baptiste Royer, Shraddha Singh and S.M. Girvin)
  Encoding a qubit in an oscillator (Daniel Gottesman, Alexei Kitaev and John Preskill)

  Presenters

  • Jérémie Boudreault

    • Université de Sherbrooke

  Authors

  • Jérémie Boudreault

    • Université de Sherbrooke

  • Baptiste Royer

    • Université de Sherbrooke

  View abstract →

• Three level control for fault tolerant echoed conditional displacement

  ORAL

  March 18, 2025, 3:12 PM – March 18, 2025, 3:24 PM

  Presenters

  • Pascal Obled-Bureau

    • Université de Sherbrooke

  Authors

  • Pascal Obled-Bureau

    • Université de Sherbrooke

  • Baptiste Royer

    • Université de Sherbrooke

  View abstract →

• Autonomous Quantum Error Correction of Multi-mode Qunaught-Assisted GKP Code

  ORAL

  March 18, 2025, 3:24 PM – March 18, 2025, 3:36 PM

  Presenters

  • Sara Turcotte

    • Université de Sherbrooke

  Authors

  • Sara Turcotte

    • Université de Sherbrooke

  • Chloé Gauvin-Ndiaye

    • Nord Quantique

  • Florian Hopfmüller

    • Nord Quantique

  • Dany Lachance-Quirion

    • Nord Quantique

  • Baptiste Royer

    • Université de Sherbrooke

  View abstract →

• Towards verified quantum speedup in a bosonic superconducting processor

  ORAL · Invited

  March 18, 2025, 3:36 PM – March 18, 2025, 4:12 PM

  Publication: 1. Eriksson, A. M. et al., Universal control of a bosonic mode via drive-activated native cubic interactions. Nat Commun 15, 2512 (2024).
  2. Strandberg, I., Eriksson, A. M., Royer, B., Kervinen, M. & Gasparinetti, S., Digital Homodyne and Heterodyne Detection for Stationary Bosonic Modes. Phys. Rev. Lett. 133, 063601 (2024).

  Presenters

  • Simone Gasparinetti

    • Chalmers University of Technology
    • Chalmers Univ of Tech
    • Chalmers University

  Authors

  • Simone Gasparinetti

    • Chalmers University of Technology
    • Chalmers Univ of Tech
    • Chalmers University

  View abstract →

• Stabilization and logical operation of GKP qubits in a fully 2D architecture

  ORAL

  March 18, 2025, 4:12 PM – March 18, 2025, 4:24 PM

  Presenters

  • Lev-Arcady Sellem

    • Université de Sherbrooke

  Authors

  • Lev-Arcady Sellem

    • Université de Sherbrooke

  • Togan Tlimakhoff

    • Université de Sherbrooke

  • Shantanu R Jha

    • Massachusetts Institute of Technology (MIT)
    • Massachusetts Institute of Technology

  • Shoumik Chowdhury

    • Massachusetts Institute of Technology (MIT)
    • Massachusetts Institute of Technology

  • Max Hays

    • MIT
    • Massachusetts Institute of Technology (MIT)
    • Massachusetts Institute of Technology

  • William D Oliver

    • Massachusetts Institute of Technology
    • Massachusetts Institute of Technology (MIT)

  • Alexandre Blais

    • Université de Sherbrooke

  • Baptiste Royer

    • Université de Sherbrooke

  View abstract →

• Quantum error correction of a multimode grid code using confidence information, Part 1: Theory

  ORAL

  March 18, 2025, 4:24 PM – March 18, 2025, 4:36 PM

  Presenters

  • Chloé Gauvin-Ndiaye

    • Nord Quantique

  Authors

  • Chloé Gauvin-Ndiaye

    • Nord Quantique

  • Florian Hopfmueller

    • Nord Quantique

  • Dany Lachance-Quirion

    • Nord Quantique

  • Ross Aaron Shillito

    • Nord Quantique

  • Nicholas E Frattini

    • Nord Quantique

  • Marc-Antoine Lemonde

    • Nord Quantique

  View abstract →

• Quantum error correction of a multimode grid code using confidence information, Part 2: Experiments

  ORAL

  March 18, 2025, 4:36 PM – March 18, 2025, 4:48 PM

  Presenters

  • Dany Lachance-Quirion

    • Nord Quantique

  Authors

  • Dany Lachance-Quirion

    • Nord Quantique

  • Chloé Gauvin-Ndiaye

    • Nord Quantique

  • Florian Hopfmüller

    • Nord Quantique

  • Jean Olivier Simoneau

    • Nord Quantique

  • Ross Aaron Shillito

    • Nord Quantique

  • Matthew John Hamer

    • Nord Quantique

  • Marc-Antoine Lemonde

    • Nord Quantique

  • Nicholas E Frattini

    • Nord Quantique

  View abstract →

• Transmon-mediated gates on GKP qubits in superconducting circuits – Part 1

  ORAL

  March 18, 2025, 4:48 PM – March 18, 2025, 5:00 PM

  Presenters

  • Lucas St-Jean

    • Nord Quantique

  Authors

  • Lucas St-Jean

    • Nord Quantique

  • Amélie L Pessonneaux

    • Nord Quantique

  • Amélie Lacroix

    • Nord Quantique

  • Anastasiia Pusenkova

    • Nord Quantique

  • Florian Hopfmueller

    • Nord Quantique

  • Dany Lachance-Quirion

    • Nord Quantique

  • Ross Aaron Shillito

    • Nord Quantique

  • Nicholas E Frattini

    • Nord Quantique

  • Marc-Antoine Lemonde

    • Nord Quantique

  • Chloé Gauvin-Ndiaye

    • Nord Quantique

  View abstract →

• Transmon-mediated gates on GKP qubits in superconducting circuits – Part 2

  ORAL

  March 18, 2025, 5:00 PM – March 18, 2025, 5:12 PM

  Presenters

  • Amélie L Pessonneaux

    • Nord Quantique

  Authors

  • Amélie L Pessonneaux

    • Nord Quantique

  • Lucas St-Jean

    • Nord Quantique

  • Amélie Lacroix

    • Nord Quantique

  • Dany Lachance-Quirion

    • Nord Quantique

  • Joëlle Fréchette-Viens

    • Nord Quantique

  • Matthew John Hamer

    • Nord Quantique

  • Chloé Gauvin-Ndiaye

    • Nord Quantique

  • Marc-Antoine Lemonde

    • Nord Quantique

  • Nicholas E Frattini

    • Nord Quantique

  View abstract →

• Utilizing a three-level auxiliary for Conditional Displacement Gates during GKP Stabilization

  ORAL

  March 18, 2025, 5:12 PM – March 18, 2025, 5:24 PM

  Presenters

  • Ross Aaron Shillito

    • Nord Quantique

  Authors

  • Ross Aaron Shillito

    • Nord Quantique

  • Florian Hopfmueller

    • Nord Quantique

  • Lucas St-Jean

    • Nord Quantique

  • Nicholas E Frattini

    • Nord Quantique

  • Marc-Antoine Lemonde

    • Nord Quantique

  • Chloé Gauvin-Ndiaye

    • Nord Quantique

  View abstract →

• On-chip bosonic quantum error correction with a parametrically coupled heavy fluxonium control qubit

  ORAL

  March 18, 2025, 5:24 PM – March 18, 2025, 5:36 PM

  Presenters

  • Shantanu R Jha

    • Massachusetts Institute of Technology (MIT)
    • Massachusetts Institute of Technology

  Authors

  • Shantanu R Jha

    • Massachusetts Institute of Technology (MIT)
    • Massachusetts Institute of Technology

  • Shoumik Chowdhury

    • Massachusetts Institute of Technology (MIT)
    • Massachusetts Institute of Technology

  • Max Hays

    • MIT
    • Massachusetts Institute of Technology (MIT)
    • Massachusetts Institute of Technology

  • Réouven Assouly

    • Massachussets Institute of Technology
    • Ecole Normale Superieure de Lyon

  • Togan Tlimakhoff

    • Universite de Sherbrooke

  • Lev-Arcady Sellem

    • Université de Sherbrooke

  • David Pahl

    • Massachusetts Institute of Technology

  • Junyoung An

    • Massachusetts Institute of Technology

  • Melvin Mathews

    • Massachusetts Institute of Technology
    • ETH Zurich

  • Lukas Pahl

    • Massachusetts Institute of Technology

  • Jeffrey M Gertler

    • MIT Lincoln Laboratory

  • Michael Gingras

    • MIT Lincoln Laboratory

  • Bethany M Niedzielski

    • MIT Lincoln Laboratory

  • Hannah M Stickler

    • MIT Lincoln Laboratory

  • Mollie E Schwartz

    • MIT Lincoln Laboratory
    • Lincoln Laboratory, Massachusetts Institute of Technology

  • Kyle Serniak

    • MIT Lincoln Laboratory
    • Lincoln Laboratory, Massachusetts Institute of Technology

  • Baptiste Royer

    • Université de Sherbrooke

  • Jeffrey A Grover

    • Massachusetts Institute of Technology

  • William D Oliver

    • Massachusetts Institute of Technology
    • Massachusetts Institute of Technology (MIT)

  View abstract →