David Sarrut
Portrait of David Sarrut

David Sarrut

Research director (DR1) at CNRS, leader of the Tomoradio team (Tomographic imaging and radiation therapy) at CREATIS, based at the Léon Bérard cancer center in Lyon.

ORCID HAL Google Scholar GitHub GATE
123journal articles 247conference papers and abstracts 28PhD students 24post-docs and engineers

Research topics

  • Monte Carlo simulations (GATE)
  • Nuclear imaging and dosimetry (SPECT, PET, targeted radionuclide therapy)
  • Image-guided radiation therapy (IGRT)
  • AI for medical physics

Contact

Centre de lutte contre le cancer Léon Bérard
28 rue Laënnec, 69373 Lyon cedex 08
Laboratoire CREATIS, UMR CNRS 5220, Inserm U1294
Tel: +33 6 74 72 05 42
Email: david.sarrut [at] creatis [dot] insa-lyon [dot] fr

Selected papers

All selected papers →
Your Python scriptimport opengate as gatesim = gate.Simulation()sim.add_source(...)sim.add_actor(...)sim.run()opengatePython user interfaceopengate_libC++ runtime (speed)Geant4via pybind11 bindingsmultithreadingusable as a librarytime-aware sourcesLET, RBE scoringopen developmentPart I: new features · Part II: the architecture behind them GATE 10 Physics in Medicine & Biology, 2026 ×100–200 fasterpatient (CT)sourceSPECT headfull analogMonte Carloprimary: forced direction+ free flight (weighted)scatter: split, kept only insidethe acceptance cone FFAA Physics in Medicine and Biology, 2026 x₀MAPEM step+ CNN priorMAPEM step+ CNN prior⋯MAPEM step+ CNN priorx̂lossgradient through the last iteration onlyearlier iterations: no computational graph stored→ fully 3D training fits in GPU memory Jacobian-Free Unrolling IEEE Transactions on Radiation and Plasma Medical Sciences, 2026

Recent publications

All publications →
Journal
Jacobian-Free Unrolling: memory efficient unrolled network for 3D SPECT Reconstruction
Constanza C., Kaprelian T., Etxebeste A., Sarrut D. · IEEE Transactions on Radiation and Plasma Medical Sciences, 2026
DOIHAL (open access)
Journal
Free flight angular acceptance (FFAA) variance reduction technique for SPECT Monte Carlo simulations
Sarrut D., Etxebeste A., Jacquet M., Létang J. M. · Physics in Medicine and Biology, 71(9), 095009, 2026
DOIHAL (open access)PubMed
Journal
Evaluation of a quasi-automatic treatment planning workflow for head-and-neck cancer in radiotherapy
Westermayer M., Sandu D., Laude C., Racadot S., Serre A.-A., Sarrut D., Biston M.-C. · Physics and Imaging in Radiation Oncology, 39, 100983, 2026
DOI
Journal
GATE 10 Monte Carlo Particle Transport Simulation: II. Architecture and Innovations
Krah N., Arbor N., Baudier T., Bert J., Chatzipapas K., Favaretto M., …, Sarrut D. (33 authors) · Physics in Medicine & Biology, 71(1), 015043, 2026
DOIHAL (open access)PubMed
Journal
GATE 10 Monte Carlo Particle Transport Simulation: I. Development and New Features
Sarrut D., Arbor N., Baudier T., Bert J., Chatzipapas K., Favaretto M., … (33 authors) · Physics in Medicine & Biology, 71(1), 015042, 2026
DOIHAL (open access)PubMed

Current projects

All projects →
AIDER
EU Horizon-Euratom · 2025–2029 · PI of WP2 (simulation)
STOFICT
Inserm (PCSI) · 2024–2027 · coordinator S. Rit (CREATIS)
DOSIPAT
CNRS / ASNR · 2024–2026 · co-PI with Stéphane Lamart (ASNR)
LyriCAN+
INCa (SIRIC) · 2023–2027 · co-lead of IRP2 with Véronique Christophe
LYSAIRI
ANR (RHU) · 2022–2027 · WP2