Quantum Feedback Engineering

Project Information

Q-Feedback

Grant agreement ID: 884762

DOI

10.3030/884762

EC signature date 25 November 2020

Start date 1 December 2020

End date 30 September 2026

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 2 440 125,00

EU contribution

€ 2 440 125,00

Coordinated by

ASSOCIATION POUR LA RECHERCHE ET LE DEVELOPPEMENT DES METHODES ET PROCESSUS INDUSTRIELS
France

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Other (10)

Time-averaged continuous quantum measurement

Author(s): Pierre Guilmin, Pierre Rouchon, Antoine Tilloy
Published in: 2025
Publisher: Cornall University
DOI: 10.48550/arxiv.2505.20382

Dissipating quartets of excitations in a superconducting circuit

Author(s): Aron Vanselow, Brieuc Beauseigneur, Louis Lattier, Marius Villiers, Anne Denis, Pascal Morfin, Zaki Leghtas, Philippe Campagne-Ibarcq
Published in: 2025
Publisher: Cornell University
DOI: 10.48550/arxiv.2501.05960

Adiabatic elimination for composite open quantum systems: Heisenberg formulation and numerical simulations

Author(s): Régent, François-Marie Le; Rouchon, Pierre
Published in: arxiv Quantum Physics, Issue 1, 2023, ISSN 2331-8422
Publisher: Cornell University
DOI: 10.48550/arxiv.2303.05089

A posteriori error estimates for the Lindblad master equation

Author(s): Paul-Louis Etienney, Rémi Robin, Pierre Rouchon
Published in: 2025
Publisher: Cornell University
DOI: 10.48550/arxiv.2501.09607

Parameters estimation by fitting correlation functions of continuous quantum measurement

Author(s): Pierre Guilmin, Pierre Rouchon, Antoine Tilloy
Published in: 2024
Publisher: Cornell University
DOI: 10.48550/arxiv.2410.11955

Convergence of bipartite open quantum systems stabilized by reservoir engineering

Author(s): Rémi Robin, Pierre Rouchon, Lev-Arcady Sellem
Published in: arXiv Quantum Physics, 2023, ISSN 2331-8422
Publisher: Cornell University
DOI: 10.48550/arxiv.2311.10037

A GKP qubit protected by dissipation in a high-impedance superconducting circuit driven by a microwave frequency comb

Author(s): Sellem, Lev-Arcady; Sarlette, Alain; Leghtas, Zaki; Mirrahimi, Mazyar; Rouchon, Pierre; Campagne-Ibarcq, Philippe
Published in: arxiv Quantum Physics, Issue 1, 2023, ISSN 2331-8422
Publisher: Cornell University
DOI: 10.48550/arxiv.2304.01425

Unconditionally stable time discretization of Lindblad master equations in infinite dimension using quantum channels

Author(s): Rémi Robin, Pierre Rouchon, Lev-Arcady Sellem
Published in: 2025
Publisher: Cornell University
DOI: 10.48550/arxiv.2503.01712

Quantum control of a cat-qubit with bit-flip times exceeding ten seconds

Author(s): Ulysse Réglade, Adrien Bocquet, Ronan Gautier, Antoine Marquet, Emanuele Albertinale, Natalia Pankratova, Mattis Hallén, Felix Rautschke, Lev-Arcady Sellem, Pierre Rouchon, Alain Sarlette, Mazyar Mirrahimi, Philippe Campagne-Ibarcq, Raphaël Lescanne, Sébastien Jezouin, Zaki Leghtas
Published in: arXiv Quantum Physics, 2023
Publisher: Cornell University
DOI: 10.48550/arxiv.2307.06617

Confinement to deterministic manifolds and low-dimensional solution formulas for continuously measured quantum systems

Author(s): Alain Sarlette, Cyril Elouard, Pierre Rouchon
Published in: 2025
Publisher: Cornell University
DOI: 10.48550/arxiv.2503.08296

Peer reviewed articles (16)

Monitoring the Energy of a Cavity by Observing the Emission of a Repeatedly Excited Qubit

Author(s): H. Hutin, A. Essig, R. Assouly, P. Rouchon, A. Bienfait, B. Huard
Published in: Physical Review Letters, Issue 133, 2025, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.133.153602

Robust suppression of noise propagation in Gottesman-Kitaev-Preskill error correction

Author(s): C. Siegele, P. Campagne-Ibarcq
Published in: PHYSICAL REVIEW APPLIED, Issue Phys. Rev. A 108, 042427, 2023, ISSN 2469-9934
Publisher: American Physical Society
DOI: 10.1103/physreva.108.042427

Robust suppression of noise propagation in GKP error-correction

Author(s): Christian Siegele, Philippe Campagne-Ibarcq
Published in: arXiv Quantum Physics, 2023, ISSN 2331-8422
Publisher: Cornell University
DOI: 10.48550/arxiv.2302.12088

Quantum covariance and filtering

Author(s): John Gough
Published in: Annual Reviews in Control, Issue Volume 54, 2022, Page(s) 262-273, ISSN 0346-251X
Publisher: Pergamon Press Ltd.
DOI: 10.1016/j.arcontrol.2022.05.003

Dissipative Protection of a GKP Qubit in a High-Impedance Superconducting Circuit Driven by a Microwave Frequency Comb

Author(s): L.-A. Sellem, A. Sarlette, Z. Leghtas, M. Mirrahimi, P. Rouchon, P. Campagne-Ibarcq
Published in: Physical Review X, Issue 15, 2025, ISSN 2160-3308
Publisher: American Physical Society
DOI: 10.1103/physrevx.15.011011

Convergence of Bipartite Open Quantum Systems Stabilized by Reservoir Engineering

Author(s): Rémi Robin, Pierre Rouchon, Lev-Arcady Sellem
Published in: Annales Henri Poincaré, Issue 26, 2025, Page(s) 1769-1819, ISSN 1424-0637
Publisher: Birkhauser Verlag
DOI: 10.1007/s00023-024-01481-8

One Hundred Second Bit-Flip Time in a Two-Photon Dissipative Oscillator

Author(s): C. Berdou, A. Murani, U. Réglade, W.C. Smith, M. Villiers, J. Palomo, M. Rosticher, A. Denis, P. Morfin, M. Delbecq, T. Kontos, N. Pankratova, F. Rautschke, T. Peronnin, L.-A. Sellem, P. Rouchon, A. Sarlette, M. Mirrahimi, P. Campagne-Ibarcq, S. Jezouin, R. Lescanne, and Z. Leghtas
Published in: PRX QUANTUM 4, 020350 (2023), Issue Vol. 4, Iss. 2, 2023, ISSN 2331-7019
Publisher: American Physical Society
DOI: 10.1103/prxquantum.4.020350

Quantum control of a cat qubit with bit-flip times exceeding ten seconds

Author(s): U. Réglade, A. Bocquet, R. Gautier, J. Cohen, A. Marquet, E. Albertinale, N. Pankratova, M. Hallén, F. Rautschke, L.-A. Sellem, P. Rouchon, A. Sarlette, M. Mirrahimi, P. Campagne-Ibarcq, R. Lescanne, S. Jezouin, Z. Leghtas
Published in: Nature, Issue 629, 2024, Page(s) 778-783, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-024-07294-3

A GKP qubit protected by dissipation in a high-impedance superconducting circuit driven by a microwave frequency comb

Author(s): Sellem, Lev-Arcady; Sarlette, Alain; Leghtas, Zaki; Mirrahimi, Mazyar; Rouchon, Pierre; Campagne-Ibarcq, Philippe
Published in: arxiv Quantum Physics, Issue 3, 2023, ISSN 2331-8422
Publisher: Cornell University

Online Parameter Estimation for Continuously Monitored Quantum Systems

Author(s): Henrik Glavind Clausen, Pierre Rouchon, Rafal Wisniewski
Published in: IEEE Control Systems Letters, Issue 8, 2024, Page(s) 1247-1252, ISSN 2475-1456
Publisher: Institute of Electrical and Electronics Engineers (IEEE)
DOI: 10.1109/lcsys.2024.3407608

Complete positivity violation of the reduced dynamics in higher-order quantum adiabatic elimination

Author(s): Masaaki Tokieda, Cyril Elouard, Alain Sarlette, Pierre Rouchon
Published in: Physical Review A, Issue 109, 2024, ISSN 2469-9926
Publisher: American Physical Society (APS)
DOI: 10.1103/physreva.109.062206

Structurally Stable Subharmonic Regime of a Driven Quantum Josephson Circuit

Author(s): Michiel Burgelman; Pierre Rouchon; Alain Sarlette; Mazyar Mirrahimi
Published in: PHYSICAL REVIEW APPLIED, Issue Phys. Rev. Applied 18, 064044, 2022, ISSN 2331-7019
Publisher: American Physical Society
DOI: 10.1103/physrevapplied.18.064044

"Flux-pump-induced degradation of <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML"" display=""inline"" overflow=""scroll""><mml:msub><mml:mi>T</mml:mi><mml:mn>1</mml:mn></mml:msub></mml:math> for dissipative cat qubits"

Author(s): Léon Carde, Pierre Rouchon, Joachim Cohen, Alexandru Petrescu
Published in: Physical Review Applied, Issue 23, 2025, ISSN 2331-7019
Publisher: American Physical Society (APS)
DOI: 10.1103/physrevapplied.23.024073

Gate generation for open quantum systems via a monotonic algorithm with time optimization

Author(s): Paulo Sérgio Pereira Da Silva, Pierre Rouchon
Published in: Mathematical Control and Related Fields, Issue 14, 2024, Page(s) 1684-1704, ISSN 2156-8472
Publisher: American Institute of Mathematical Sciences
DOI: 10.3934/mcrf.2024053

Motion planing for an ensemble of Bloch equations towards the south pole with smooth bounded control

Author(s): Maciel Neto, Ulisses Alves; Pereira Da Silva, Paulo Sergio; Rouchon, Pierre
Published in: "Automatica, 2022, 145, pp.110529. &#x27E8;10.1016/j.automatica.2022.110529&#x27E9;", Issue 1, 2022, ISSN 0346-251X
Publisher: Pergamon Press Ltd.
DOI: 10.1016/j.automatica.2022.110529

A tutorial introduction to quantum stochastic master equations based on the qubit/photon system

Author(s): Pierre Rouchon
Published in: Annual Reviews in Control, Issue Volume 54, 2022, 2022, Page(s) 252-261, ISSN 2405-8963
Publisher: ELSEVIER
DOI: 10.1016/j.arcontrol.2022.09.006

Non-peer reviewed articles (2)

Complete positivity violation of the reduced dynamics in higher-order quantum adiabatic elimination

Author(s): Tokieda, Masaaki; Elouard, Cyril; Sarlette, Alain; Rouchon, Pierre
Published in: arxiv Quantum Physics, Issue 1, 2023, ISSN 2331-8422
Publisher: Cornell University
DOI: 10.48550/arxiv.2303.04495

Exponential convergence of a dissipative quantum system towards finite-energy grid states of an oscillator

Author(s): Lev-Arcady Sellem; Philippe Campagne-Ibarcq; Mazyar Mirrahimi; Alain Sarlette; Pierre Rouchon
Published in: arxiv Quantum Physics, Issue 1, 2022, ISSN 2331-8422
Publisher: Cornell University
DOI: 10.48550/arxiv.2203.16836

Thesis and dissertations (1)

Bosonic qubits and quantum reservoirs : taming the environment

Author(s): Lev-Arcady Sellem
Published in: 2025
Publisher: HAL Open Science

Conference proceedings (7)

Correlation functions for realistic continuous quantum measurement

Author(s): Pierre Guilmin, Pierre Rouchon, Antoine Tilloy
Published in: IFAC-PapersOnLine, Issue 22nd IFAC World Congress Yokohama, Japan, Volume 56, Issue 2, 2023, Page(s) 5164-5170, ISSN 2405-8963
Publisher: ELSEVIER
DOI: 10.1016/j.ifacol.2023.10.110

Complete Positivity Violation in Higher-order Quantum Adiabatic Elimination

Author(s): Masaaki Tokieda, Cyril Elouard, Alain Sarlette, Pierre Rouchon
Published in: IFAC-PapersOnLine, Issue 22nd IFAC World Congress Yokohama, Japan, July 9-14, 2023, Volume 56, Issue 2, 2023, Page(s) 1333-1338, ISSN 2405-8963
Publisher: ELSEVIER
DOI: 10.1016/j.ifacol.2023.10.1779

Exponential convergence of a dissipative quantum system towards finite-energy grid states of an oscillator

Author(s): Lev-Arcady Sellem, Philippe Campagne-Ibarcq, Mazyar Mirrahimi, Alain Sarlette, Pierre Rouchon
Published in: 2022 IEEE 61st Conference on Decision and Control (CDC), Issue 2022 IEEE 61st Conference on Decision and Control (CDC), 2023, ISBN 978-1-6654-6761-2
Publisher: IEEE Xplore
DOI: 10.1109/cdc51059.2022.9992722

Heisenberg formulation of adiabatic elimination for open quantum systems with two time-scales

Author(s): François-Marie Le Régent, Pierre Rouchon
Published in: arxiv Quantum Physics, 2023, ISSN 2331-8422
Publisher: Cornell University
DOI: 10.48550/arxiv.2303.17308

Heisenberg Formulation of Adiabatic Elimination for Open Quantum Systems with Two Timescales

Author(s): François-Marie Le Régent, Pierre Rouchon
Published in: 2023 62nd IEEE Conference on Decision and Control (CDC), 2024, Page(s) 7208-7213
Publisher: IEEE
DOI: 10.1109/cdc49753.2023.10384313

Explicit formulas for adiabatic elimination with fast unitary dynamics

Author(s): Angela Riva, Alain Sarlette, Pierre Rouchon
Published in: 2024 IEEE 63rd Conference on Decision and Control (CDC), 2025, Page(s) 755-760
Publisher: IEEE
DOI: 10.1109/cdc56724.2024.10886784

Stability and decoherence rates of a GKP qubit protected by dissipation

Author(s): Lev-Arcady Sellem, Rémi Robin, Philippe Campagne-Ibarcq, Pierre Rouchon
Published in: IFAC-PapersOnLine, Issue 22nd IFAC World Congress Yokohama, Japan, July 9-14, 2023, Volume 56, Issue 2, 2023, Page(s) 1325-1332, ISSN 2405-8963
Publisher: ELSEVIER
DOI: 10.1016/j.ifacol.2023.10.1776