News

Sep 4, 2026 This week, I am teaching Part II of the course “Semidefinite Programming as a Tool for Quantum Information” at Qalypso 2026 Summer School in Valletta, Malta. The slides are available here.
Aug 16, 2026 This week, I am giving the tutorial “Causality in higher-order quantum theory” at QPL 2026 in Amsterdam, the Netherlands. The slides are available here.
Jul 28, 2026 Today I was awarded an ANR JCJC grant!
Jul 13, 2026 Our paper “Strategy optimization for Bayesian quantum parameter estimation with finite copies: Adaptive greedy, parallel, sequential, and general strategies” was just published in Quantum Science and Technology! This is a collaboration with the Technical University of Vienna.
Jul 6, 2026 This week, I am teaching the course “Higher-order quantum transformations: From quantum circuit design to indefinite causal order” at La Ricotta Summer School: The Quantum in the Haystack in Castro Cadelas, Spain, on 6–10 July. Lecture notes and tutorials are available here.
Jun 16, 2026 Our paper “The power of quantum catalytic local operations” was just published in Physical Review A! This is a collaboration with the University of Geneva.
May 1, 2026 Our paper “The minimal example of quantum network Bell nonlocality” is out on the arXiv: arXiv:2605.00981! This is a collaboration with the University of Geneva.
Apr 7, 2026 A paper with my PhD student, Zoe García del Toro, titled “Probabilistic and approximate universal quantum purification machines”, is out on the arXiv: arXiv:2604.06325!
Feb 2026 Today I’m giving an invited talk at the conference Quantum Correlations and Measurements in Les Diablerets, Switzerland, on “The power of catalytic local operations: Activation of Bell nonlocality and quantum state transformations”.
Jan 2026 Today I joined the Editorial Board of Physical Review A!
Nov 25, 2025 Our paper “Catalytic Activation of Bell Nonlocality” was published in Physical Review Letters! This is a collaboration with the University of Geneva.
Nov 20, 2025 Our paper “Simulating the quantum switch with quantum circuits is computationally hard” was just published in Nature Communications! It brings together the results of our two earlier preprints on quantum-switch simulation. This was a collaboration with the University of Tokyo.
Sep 2025 Today I am giving an invited talk, “Can the quantum switch be deterministically simulated?”, at the conference HOAQS 2025 in Stará Lesná, Slovakia.
Jul 14, 2025 Today I’m presenting “Indefinite causal order in boxworld theories” as a contributed plenary talk at QPL 2025 in Varna, Bulgaria.
Feb 1, 2025 Today I joined the CNRS as a permanent researcher!
Nov 1, 2024 Our paper about indefinite causal order in boxworld theories is out on the arXiv: arXiv:2411.00951 [quant-ph]
Nov 2024 Today I am giving an invited talk on “Indefinite causal order in boxworld theories” at the INAQT Workshop 2024 in Vienna, Austria.
Sep 27, 2024 Our papers about simulating indefinite causal order with quantum circuits are out on the arXiv: arXiv:2409.18202 [quant-ph] and arXiv:2409.18420 [quant-ph]
Sep 16, 2024 I will be giving a talk this week in the conference Causalworlds at Perimeter Institute, Canada, as an invited speaker.
Sep 3, 2024 I will be giving a talk this week in the conference Foundations of Quantum Computing at Royal Holloway, University of London, UK, as an invited speaker.
Jun 20, 2024 Our paper about Bayesian parameter estimation with higher-order operations was just published in PRResearch!
Nov 2, 2023 Our paper about Bayesian parameter estimation with higher-order operations is on the arXiv: arXiv:2311.01513 [quant-ph]
Sep 1, 2023 I will be giving a long talk today at AQIS 2023 Seoul, about unitary channel discrimination.
Jun 16, 2023 Today I was awarded an SNSF Swiss Postdoctoral Fellowship!
Apr 28, 2023 Our paper about certification of the quantum switch was just published in Optica.
Feb 13, 2023 Today I was awarded an MSCA Individual Postdoctoral Fellowship!