Name: 20th SOLEIL USERS' MEETING - SUM2026
Start: 2026-01-14T09:00:00+01:00
End: 2026-01-16T17:05:00+01:00
Location: Synchrotron SOLEIL

20th SOLEIL USERS' MEETING - SUM2026

from Wednesday, January 14, 2026 (9:00 AM) to Friday, January 16, 2026 (5:05 PM)

Monday, January 12, 2026
Tuesday, January 13, 2026
Wednesday, January 14, 2026

9:00 AM Registration – Welcome – Coffee
Registration – Welcome – Coffee
9:00 AM - 9:30 AM

9:30 AM Introduction to the workshop
Introduction to the workshop
9:30 AM - 9:40 AM
9:40 AM PLENARY TALK - Radiation Damage In Macromolecular Crystallography: What Is It And Why Do We Care?
PLENARY TALK - Radiation Damage In Macromolecular Crystallography: What Is It And Why Do We Care?
9:40 AM - 10:25 AM
Contributions

9:40 AM Radiation Damage In Macromolecular Crystallography: What Is It And Why Do We Care? - Elspeth Garman (University of Oxford)
10:25 AM PLENARY TALK - Beam damage and safe analysis: a study of how perception, perspective, and vocabulary shape the construction of risk
PLENARY TALK - Beam damage and safe analysis: a study of how perception, perspective, and vocabulary shape the construction of risk
10:25 AM - 11:00 AM

11:00 AM A multidisciplinary viewpoint to radiation damage
A multidisciplinary viewpoint to radiation damage
11:00 AM - 12:30 PM

12:30 PM Lunch
Lunch
12:30 PM - 1:45 PM

1:45 PM Introduction to round table
Introduction to round table
1:45 PM - 2:30 PM

2:30 PM Interactive and multidisciplinary round table
Interactive and multidisciplinary round table
2:30 PM - 4:00 PM

4:00 PM Coffee break
Coffee break
4:00 PM - 4:30 PM

4:30 PM TUTORIAL - The RADDOSE-3D software program
TUTORIAL - The RADDOSE-3D software program
4:30 PM - 5:20 PM

5:20 PM Conclusion
Conclusion
5:20 PM - 5:30 PM
Thursday, January 15, 2026

9:00 AM Registration & coffee
Registration & coffee
9:00 AM - 10:00 AM

10:00 AM

10:00 AM - 10:10 AM

10:10 AM

10:10 AM - 10:50 AM
10:50 AM SOFT MATTER - Structure, properties and reactivity of oxide nanoparticles in solution : synchrotron studies
SOFT MATTER - Structure, properties and reactivity of oxide nanoparticles in solution : synchrotron studies
10:50 AM - 11:35 AM
Contributions

10:50 AM Structure, properties and reactivity of oxide nanoparticles in solution: synchrotron studies - Matthieu Virot (ICSM, Univ Montpellier, CEA, CNRS, ENSCM, Marcoule, France) olivier diat (ICSM UMR 5257)
11:35 AM

11:35 AM - 12:05 PM

12:05 PM Lunch
Lunch
12:05 PM - 1:30 PM
1:30 PM Invited talk, Oral Communications 1 to 4
Invited talk, Oral Communications 1 to 4
1:30 PM - 3:40 PM
Room: Reception Building Auditorium
Contributions

1:30 PM FROM TISSUE TO TRACE: AN ELEMENTAL INVESTIGATION OF BROMINE IN HEALTHY AND DISEASED OVARIAN TISSUE - Anna Flamigni

2:00 PM Stuctural insights into tecovirimat antiviral activity and poxvirus resistance - Riccardo Vernuccio (Institut Pasteur)

2:25 PM Tracing Metal Contaminants in Environmental Plastics pellets and Mammalian Tissues Using XRF Mapping at PUMA - Alessandra Gianoncelli

2:50 PM Probing the colloidal behavior of polysaccharides-degrading enzyme in a highly constrained model system - Hugo Voisin

3:15 PM Small Angle X-ray Scattering Structural Characterization Of Quinones Oxidoreductases ζ-Crystallins Using SOLEIL Swing Beamline - Nicolas Mousnier (Centre de Recherche Paul Pascal CNRS UMR 5031)
Invited talk, Oral communications 1 to 4
Invited talk, Oral communications 1 to 4
1:30 PM - 3:40 PM
Room: Auditorium Main Building
Contributions

1:30 PM STXM as a tool for studying the morphology of organic semiconducting nanoparticles for energy applications - Anne Hébraud (ICPEES Université de Strasbourg)

2:00 PM Revealing the mechanisms of enhanced Photo-Electrocatalytic OER performance of Ni doped maghemite via operando XAFS - Francesco PAPARONI (SOLEIL)

2:25 PM Comparison of STXM and SXP for the Morphological Study of Organic Semiconducting Nanoparticles Used for Hydrogen Production - Sufal SWARAJ (Synchrotron SOLEIL)

2:50 PM Tracking Hydrogen-Driven Structural Dynamics in Supported Pd Nanoparticles Using Full-Field Hyperspectral XAS Imaging - Marlon Muniz da Silva (CNPEM - Sirius)

3:15 PM Fate of self-assembled squalene nanoparticles in a biomimetic medium assessed by scattering techniques - Hugo Roncin (NIMBE/CEA Paris-Saclay)
Invited talk, Oral Communications 1 to 4
Invited talk, Oral Communications 1 to 4
1:30 PM - 3:40 PM
Room: ORION room
Contributions

1:30 PM Are Ketohydroperoxides from Isoprene Ozonolysis a Missing Major Source of Tropospheric OH? - jérémy bourgalais (Institut de physique de Rennes - Université de Rennes - CNRS)

2:00 PM Tender X-ray Induced Fragmentation and Charge Release in Halogenated Radiosensitizers: a First Electron–Multi-Ion Coincidence Study - Oksana Travnikova (LCPMR)

2:25 PM Quantitative FTIR spectroscopy of corrosive and unstable atmospheric gases: application to HNO3, HONO and HOBr - Alexandre VOUTE (SOLEIL)

2:50 PM Gas-phase Interstellar Ion-Molecule Reactivity Driven by VUV Synchrotron Light - Corentin Rossi (ISMO, Université Paris-Saclay, CNRS)

3:15 PM How do non-covalent interactions within small molecular cluster in the gas phase modify the ion molecule reactivity? - Lucas ALBOUY (Sorbonne Université - MONARIS)
Invited talk, Oral Communications 1 to 4
Invited talk, Oral Communications 1 to 4
1:30 PM - 3:40 PM
Room: LIBRA room
Contributions

1:30 PM How Synchrotrons Can Help Us Understand the Dangers of Historical Lead-Based Cosmetics - Fiona McNeill (McMaster University)

2:00 PM Characterization of 19th and 20th century African glass beads using XRF band XAS spectroscopy - Laurent TRANCHANT (SOLEIL)

2:25 PM Investigation of Iron and Copper Speciation : Deciphering the Green Colorations of Medieval Stained-glass Windows - Cecile Bretonnet

2:50 PM Art Gets the Blues: Simple Colorimetric Tools for X-ray Dose Assessment - Alice Gimat (MNHN-CRC UAR 3224)

3:15 PM Quantifying the Speciation of Sulfur and Associated Metals in Geological Fluids Using Synchrotron Spectroscopy - Gleb Pokrovski (Géosciences Environnement Toulouse (GET), CNRS-University of Toulouse-IRD)
Invited talk, Oral Communications 1 to 4
Invited talk, Oral Communications 1 to 4
1:30 PM - 3:40 PM
Room: BLOCH Auditorium
Contributions

1:30 PM Deep Strain Field of Surface Reconstruction - Vincent Repain (Université Paris Cité)

2:00 PM 1s2p Resonant Inelastic X-ray scattering Natural Circular Dichroism - Alessandro De Frenza (Sorbonne universite)

2:25 PM Deep Learning Approach for Fixing Limited Angle Artefacts in Synchrotron X-Ray Tomography - Shyam PULICKAN (Synchrotron SOLEIL)

2:50 PM In situ Synchrotron Study of the 1T′/1H Phase Transition in Colloidal WS2 Monolayers - Dario Mastrippolito (Synchrotron SOLEIL)

3:15 PM Is there a Liquid-Liquid transition in realgar (As4S4) under Extreme Conditions? A Comprehensive Synchrotron study - Rajaji VINCENT (Institut de Minéralogie, de Physique des Matériaux et de Cosmochimie (IMPMC), Sorbonne Université, CNRS UMR 7590, MNHN, Paris, France)
3:40 PM Coffee break
Coffee break
3:40 PM - 4:10 PM
4:10 PM Invited talk, Oral communications 5 to 8
Invited talk, Oral communications 5 to 8
4:10 PM - 6:20 PM
Room: Reception Building Auditorium
Contributions

4:10 PM Designing Cryo-Correlative Workflows: Understanding Radiation Damage Risks in HEK293-XpaQ - Harisa RISTA (SOLEIL)

4:35 PM Detection of titanium dioxide particles in human, animal and infant formula milk - Anne Burtey (UMR 1313 Génétique Animale et Biologie Intégrative, INRAE)

5:00 PM The role of the gut in dementia - Alessia Cedola (CNR-NANOTEC)

5:25 PM Mechanical Phenomena Occurring In Tissue During Subcutaneous Injections - Aurélien Baquié (Nemera, SAINBIOSE INSERM U1059)
Invited talk, Oral Communications 5 to 8
Invited talk, Oral Communications 5 to 8
4:10 PM - 6:20 PM
Room: Auditorium Main Building
Contributions

4:10 PM Realistic Catalysts at Work: APXPS Insights into Surface Transformations for Sustainable Energy Applications - Spyridon Zafeiratos (ICPEES UMR7515 CNRS-Strasbourg University)

4:40 PM Probing Protonation State Dependent Charge Transfer-to-Solvent in L-cysteine via Sulfur Kβ Valence-to-Core Resonant Inelastic X-ray Scattering - Sayantan Sarkar (LCPMR, Sorbonne Université)

5:05 PM Strong Coupling Attraction in Nanoconfined Water Between Like-Charged Phospholipid Layers - Arnaud HEMMERLE (SOLEIL)

5:30 PM Cation Ordering in Synthetic Stannoidite (Cu₈Fe₃Sn₂S₁₂) Revealed by Multiple-Edge Anomalous Diffraction - Carmelo Prestipino (CRISMAT)

5:55 PM Operando Surface-Sensitive X-ray Scattering of Pd Nanoparticles for Selective NH₃ Oxidation - Alina VLAD (SOLEIL)
Invited talk, Oral Communications 5 to 8
Invited talk, Oral Communications 5 to 8
4:10 PM - 6:20 PM
Room: ORION room
Contributions

4:15 PM Rovibrational Analysis Of Cyclopentadiene Using ASAP And SOLEIL - Luis Bonah

4:40 PM The importance of synchrotron spectroscopy in untangling the complex spectral patterns of deuterated methyl rotors. - Hayley Bunn (Max Planck Institute for Extraterrestrial Physics)

5:05 PM Direct Experimental Evidence Of The Roaming Atom Mechanism In A Macromolecular Noncovalent Complex - Jean-Christophe POULLY (CIMAP Université de Caen)

5:30 PM High-Resolution FTIR Spectroscopy of CH3F: Global Effective Hamiltonian Analysis of the Ground State and the 2ν3, ν3 + ν6, and 2ν6 Bands - Hazem ZIADI (Groupe de Spectrométrie Moléculaire et Atmosphérique (GSMA), UMR 7331 CNRS, Université de Reims Champagne-Ardenne)
Invited talk, Oral Communications 5 to 8
Invited talk, Oral Communications 5 to 8
4:10 PM - 6:20 PM
Room: LIBRA room
Contributions

4:10 PM Invisible Metals, Visible Impacts: Geochemical Dynamics And The Environment - Alexandra COURTIN

4:40 PM Multi-scale synchrotron study of critical-metal phases by XRF and XANES spectroscopies - Georgia Grypaiou Iskenteridou (University Paris-Saclay)

5:05 PM Environmental degradation of plastics in soils: example of polypropylene alteration investigated by synchrotron-based GIXD and nano-CT - Quentin Bollaert (Synchrotron SOLEIL)

5:30 PM Impact of different micro-organisms (bacteria, archaea) on the Platinum (Pt) speciation - Justine Le Doare (IPGP)

5:55 PM Impact of redox conditions on the binding of redox-inert contaminants to magnetite - Rémi Marsac (Institut de physique du globe de Paris - CNRS)
Oral Communications 5 to 8
Oral Communications 5 to 8
4:10 PM - 6:20 PM
Room: BLOCH Auditorium
Contributions

4:10 PM Probing inversion symmetry breaking and related electronic properties in ultrathin tellurides - Fabien Cheynis

4:40 PM Mechanical Strain Effects on the Magnetic Response of Ferromagnetic Thin Films on Polymer Substrates - Alejandro Toledano Povedano (Université de Poitiers)

5:05 PM Correlating RIXS and EELS and XEOL spectroscopies in van der Waals materials - Alessandro NICOLAOU (SOLEIL)

5:30 PM Structural And Electrical Characterization of Hf0.5Zr0.5O2 and ZrO2 Thin Films Using Grazing Incidence Synchrotron X-ray Diffraction - Grégoire Magagnin (Institut des Nanotechnologies de Lyon)
6:30 PM (AFURS / GDR Coherex / Beamlines / Reciprocs Network / GDR XFEL) - Commercial Exhibitors / Aperitif
(AFURS / GDR Coherex / Beamlines / Reciprocs Network / GDR XFEL) - Commercial Exhibitors / Aperitif
6:30 PM - 8:00 PM

8:00 PM Diner
Diner
8:00 PM - 9:30 PM

9:30 PM Bus transfer
Bus transfer
9:30 PM - 9:50 PM
Friday, January 16, 2026
9:00 AM GEOSCIENCES - Structure and Surface reactivity of tubular Al/Si nanoparticles: interactions with nucleic acids and implications for prebiotic scenarios
GEOSCIENCES - Structure and Surface reactivity of tubular Al/Si nanoparticles: interactions with nucleic acids and implications for prebiotic scenarios
9:00 AM - 9:45 AM
Contributions

9:00 AM Structure and Surface reactivity of tubular Al/Si nanoparticles: interactions with nucleic acids and implications for prebiotic scenarios - jerome rose (CNRS CEREGE)
9:45 AM and coffee break
and coffee break
9:45 AM - 11:45 AM

11:45 AM Award of the best student poster – Roger Fourme Prize and Conclusion
Award of the best student poster – Roger Fourme Prize and Conclusion
11:45 AM - 12:00 PM

12:00 PM Lunch
Lunch
12:00 PM - 1:30 PM

1:30 PM Introduction
Introduction
1:30 PM - 1:35 PM

DESIRS / MARS / PX1 / SIXS
DESIRS / MARS / PX1 / SIXS
1:30 PM - 3:00 PM

1:35 PM Status and projects of the X-ray absorption beamlines
Status and projects of the X-ray absorption beamlines
1:35 PM - 2:50 PM

2:50 PM Status of the project to unite the French community of X-ray absorption spectroscopists
Status of the project to unite the French community of X-ray absorption spectroscopists
2:50 PM - 3:00 PM

3:00 PM Interactive round table
Interactive round table
3:00 PM - 4:00 PM

4:00 PM Plenary discussion and conclusions
Plenary discussion and conclusions
4:00 PM - 4:30 PM

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