20th SOLEIL USERS' MEETING - SUM2026

14 Jan 2026, 09:00 → 16 Jan 2026, 17:00 Europe/Paris

Synchrotron SOLEIL

The 20^th SOLEIL Users’ Meeting will take place from Thursday January 15^th to Friday 16^th, 2026 at SOLEIL.

A multidisciplinary satellite workshop "Radiation Damage" will be held on Wednesday 14th of January, 2026, at SOLEIL.

A satellite meeting for the french community of X-ray absorption spectroscopists will also be organised at SOLEIL on Friday 16th of January,2026, afternoon.

More information on website: SUM2026

Deadlines:

• Oral communication abstracts: November 10^th, 2025, at noon
• Poster / Invited Talk / Plenary Talk abstracts: December 14^th, 2025
• Registration: December 14^th, 2025

 

PROGRAMME SUM2026-Preleminary Programme.pdf

Wednesday 14 January

Radiation damage satellite workshop: Registration – Welcome – Coffee

Radiation damage satellite workshop: Introduction to the workshop

Convener: Amélie Bordage (ICMMO, CNRS)

Radiation damage satellite workshop: PLENARY TALK - A general introduction to radiation damage: Processes and quantification

Convener: Prof. Elspeth Garman (University of Oxford)

Radiation damage satellite workshop: PLENARY TALK - The different kinds of beam damages depending on who is speaking and looking / The European network for beam damages in CH (AIEA)

Convener: Mathieu Thoury (CNRS)

Radiation damage satellite workshop: A multidisciplinary viewpoint to radiation damage

12:30 Lunch

Radiation damage satellite workshop: Introduction to round table

Conveners: Maria Amelia Suzuki (Institute of Heritage Science-National Research Council (ISPC-CNR), Italy. & Nottingham Trent University, UK), Marine Cotte (ESRF)

Radiation damage satellite workshop: Interactive and multidisciplinary round table

Conveners: Amélie Bordage (ICMMO, CNRS), Laurent TRANCHANT (SOLEIL)

16:00 Coffee break

Radiation damage satellite workshop: TUTORIAL - The RADDOSE-3D software program

Convener: Prof. Elspeth Garman (University of Oxford)

Radiation damage satellite workshop: Conclusion

Thursday 15 January

09:00 Registration & coffee

Welcome / Introduction, S2UO Chair

Convener: Amélie Bordage (ICMMO, CNRS)

SOLEIL General Director talk

Convener: Dr Jean SUSINI (Synchrotron SOLEIL)

PLENARY TALK: SOFT MATTER - Structure, properties and reactivity of oxide nanoparticles in solution : synchrotron studies

Convener: Matthieu Virot (ICSM, Univ Montpellier, CEA, CNRS, ENSCM, Marcoule, France)

SOLEIL Science Division talk

Conveners: Amina TALEB (SOLEIL), Eva PEREIRO (SOLEIL)

12:05 Lunch

PARALLEL SESSION - Biology and health: Polaris: latest trends and results

Convener: Pierre-Damien Coureux (Université Paris-Saclay)

PARALLEL SESSION - Chemistry & Soft Matter: STXM as a tool for studying the morphology of organic semiconducting nanoparticles for energy applications

Convener: Anne HEBRAUD

PARALLEL SESSION - Diluted matter: Structural characterization of alkene clusters by Synchrotron-based photoelectron spectroscopy

Convener: Jérémy Bourgalais (CNRS)

PARALLEL SESSION - Geosciences / Environment / Cultural Heritage: Invisible metals, visible impacts: Geochemical dynamics and the environment

Convener: Alexandra COURTIN

PARALLEL SESSION - Physics & Advanced Materials: Structure and deep strain field of surface dislocations on Au(111)

PARALLEL SESSION - Biology and health: Oral Communications 1 to 4

Conveners: Lorella Pascolo, Paloma FERNANDEZ VARELA (NOVALIX)

1 Stuctural insights into tecovirimat antiviral activity and poxvirus resistance

Speaker: Riccardo Vernuccio (Institut Pasteur)

Abstract_Soleil_User_Meeting_Jan2026_Riccardo_Vernuccio.docx

2 Tracing Metal Contaminants in Environmental Plastics pellets and Mammalian Tissues Using XRF Mapping at PUMA

Speaker: Dr Alessandra Gianoncelli

SUM2026_Gianoncelli_Finale.docx

3 Probing the colloidal behavior of polysaccharides-degrading enzyme in a highly constrained model system

Speaker: Hugo Voisin

Abstract SUM 2026.docx

4 Small Angle X-ray Scattering Structural Characterization Of Quinones Oxidoreductases ζ-Crystallins Using SOLEIL Swing Beamline

Speaker: Nicolas Mousnier (Centre de Recherche Paul Pascal CNRS UMR 5031)

SUM2026 Abstract Nicolas Mousnier.pdf

PARALLEL SESSION - Chemistry & Soft Matter: Oral communications 1 to 4

Conveners: Amélie Bordage (ICMMO, CNRS), Luis Cardenas (IRCELYON Institut de recherches sur la catalyse et l’environnement), asma tougerti (Université de Lille)

5 Revealing the mechanisms of enhanced Photo-Electrocatalytic OER performance of Ni doped maghemite via operando XAFS

Speaker: Francesco PAPARONI (SOLEIL)

Abstract- SUMS26- Paparoni.docx

6 Comparison of STXM and SXP for the Morphological Study of Organic Semiconducting Nanoparticles Used for Hydrogen Production

Speaker: Sufal SWARAJ (Synchrotron SOLEIL)

SUM2026_OSC_Final.docx

7 Tracking Hydrogen-Driven Structural Dynamics in Supported Pd Nanoparticles Using Full-Field Hyperspectral XAS Imaging

Speaker: Marlon Muniz da Silva (CNPEM - Sirius)

SUM_26_Marlon_vfinal.pdf

8 Fate of self-assembled squalene nanoparticles in a biomimetic medium assessed by scattering techniques

Speaker: Hugo Roncin (NIMBE/CEA Paris-Saclay)

abstract_Hugo_RONCIN.pdf

PARALLEL SESSION - Diluted matter: Oral Communications 1 to 4

Conveners: Helgi Hrodmarsson (Laboratoire Inter-Universitaire des Systemes Atmospherique), Pierre ASSELIN (CNRS)

9 Tender X-ray Induced Fragmentation and Charge Release in Halogenated Radiosensitizers: a First Electron–Multi-Ion Coincidence Study

Speaker: Oksana Travnikova (LCPMR)

TRAVNIKOVA-SOLEIL_SUM2026.docx

10 Quantitative FTIR spectroscopy of corrosive and unstable atmospheric gases: application to HNO3, HONO and HOBr

Speaker: Alexandre VOUTE (SOLEIL)

Abstract AV SUM2026.docx

11 Gas-phase Interstellar Ion-Molecule Reactivity Driven by VUV Synchrotron Light

Speaker: Corentin Rossi (ISMO, Université Paris-Saclay, CNRS)

Abstract_SUM.pdf

12 How do non-covalent interactions within small molecular cluster in the gas phase modify the ion molecule reactivity?

Speaker: Lucas ALBOUY (Sorbonne Université - MONARIS)

abstract_lucas_albouy.docx

PARALLEL SESSION - Geosciences / Environment / Cultural Heritage: Oral Communications 1 to 4

Conveners: Charlotte Catrouillet (IPGP), Simona Raneri

13 Impact of redox conditions on the binding of redox-inert contaminants to magnetite

Speaker: Dr Rémi Marsac (Institut de physique du globe de Paris - CNRS)

Abstract_Marsac_SUM2026.docx

14 Investigation of Iron and Copper Speciation : Deciphering the Green Colorations of Medieval Stained-glass Windows

Speaker: Cecile Bretonnet

BRETONNET_Abstract_Workshop.docx

15 Environmental degradation of plastics in soils: example of polypropylene alteration investigated by synchrotron-based GIXD and nano-CT

Speaker: Quentin Bollaert (Synchrotron SOLEIL)

bollaert_SUM2026.docx

16 Art Gets the Blues: Simple Colorimetric Tools for X-ray Dose Assessment

Speaker: Alice Gimat (MNHN-CRC UAR 3224)

Gimat_abstract_SUM2026_Vf.docx

PARALLEL SESSION - Physics & Advanced Materials: Oral Communications 1 to 4

Conveners: Eglantine Boulard, Fabien Silly (CEA Saclay), Sara Gonzalez (Institut des Nanotechnologies de Lyon, CNRS UMR 5270)

17 1s2p Resonant Inelastic X-ray scattering Natural Circular Dichroism

Speaker: Mr Alessandro De Frenza (Sorbonne universite)

De_frenza_sum2026.docx

18 Deep Learning Approach for Fixing Limited Angle Artefacts in Synchrotron X-Ray Tomography

Speaker: Shyam PULICKAN (Synchrotron SOLEIL)

Pulickan et al. DL for missingle angle artefact.docx

19 Imaging the Indirect-to-Direct Band-Gap Crossover in PbI2

Speaker: Marcin Rosmus (Université Paris-Saclay)

Template_abstracts_Workshop_MR.docx

20 Is there a Liquid-Liquid transition in realgar (As4S4) under Extreme Conditions? A Comprehensive Synchrotron study

Speaker: Rajaji VINCENT (Institut de Minéralogie, de Physique des Matériaux et de Cosmochimie (IMPMC), Sorbonne Université, CNRS UMR 7590, MNHN, Paris, France)

Abstract_Rajaji Vincent_ As4S4 work.docx

15:40 Coffee break

PARALLEL SESSION - Biology and health: From tissue to trace: an elemental investigation of bromine in healthy and diseased ovarian tissue

Convener: Anna Flamigni

PARALLEL SESSION - Chemistry & Soft Matter: Realistic catalysts at work: APXPS insights into surface transformation for sustainable energy applications

PARALLEL SESSION - Diluted matter: Usage of the AILES beamline in support of molecular radio astronomy

PARALLEL SESSION - Geosciences / Environment / Cultural Heritage: How Synchrotrons can help us understand the dangers of historical lead-based cosmetics

PARALLEL SESSION - Physics & Advanced Materials: Invited Talk 2

Convener: Fabien Cheynis

PARALLEL SESSION - Biology and health: Oral communications 5 to 8

Conveners: Lorella Pascolo, Paloma FERNANDEZ VARELA (NOVALIX)

21 Detection of titanium dioxide particles in human, animal and infant formula milk

Speaker: Anne Burtey (UMR 1313 Génétique Animale et Biologie Intégrative, INRAE)

20th SOLEIL users meeting_BURTEY.pdf

22 The role of the gut in dementia

Speaker: Alessia Cedola (CNR-NANOTEC)

53_Abstract-Cedola.docx

23 Mechanical Phenomena Occurring In Tissue During Subcutaneous Injections

Speaker: Mr Aurélien Baquié (Nemera, SAINBIOSE INSERM U1059)

SUM_2026_Abstract_Mechanical_phenomena_occurring_in_tissue_during_subcutaneous_injections_Baquie_Dugand_Pierrat_Molimard.pdf

24 Designing Cryo-Correlative Workflows: Understanding Radiation Damage Risks in HEK293-XpaQ

Speaker: Harisa RISTA (SOLEIL)

Abstract_sum2026_RISTA.docx

PARALLEL SESSION - Chemistry & Soft Matter: Oral Communications 5 to 8

Conveners: Amélie Bordage (ICMMO, CNRS), Luis Cardenas (IRCELYON Institut de recherches sur la catalyse et l’environnement), asma tougerti (Université de Lille)

25 Probing Protonation State Dependent Charge Transfer-to-Solvent in L-cysteine via Sulfur Kβ Valence-to-Core Resonant Inelastic X-ray Scattering

Speaker: Sayantan Sarkar (LCPMR, Sorbonne Université)

sarkar_sum2026.docx

26 Strong Coupling Attraction in Nanoconfined Water Between Like-Charged Phospholipid Layers

Speaker: Arnaud HEMMERLE (SOLEIL)

Abstract_hemmerle.docx

27 Cation Ordering in Synthetic Stannoidite (Cu₈Fe₃Sn₂S₁₂) Revealed by Multiple-Edge Anomalous Diffraction

Speaker: Carmelo Prestipino (CRISMAT)

Prestipino2025.docx

28 Operando Surface-Sensitive X-ray Scattering of Pd Nanoparticles for Selective NH₃ Oxidation

Speaker: Alina VLAD (SOLEIL)

abstract_AV_SUM2026.doc

PARALLEL SESSION - Diluted matter: Oral Communications 5 to 8

Conveners: Helgi Hrodmarsson (Laboratoire Inter-Universitaire des Systemes Atmospherique), Pierre ASSELIN (CNRS)

29 The importance of synchrotron spectroscopy in untangling the complex spectral patterns of deuterated methyl rotors.

Speaker: Hayley Bunn (Max Planck Institute for Extraterrestrial Physics)

Template_abstracts_Bunn_SUM.pdf

30 Direct Experimental Evidence Of The Roaming Atom Mechanism In A Macromolecular Noncovalent Complex

Speaker: Jean-Christophe POULLY (CIMAP Université de Caen)

Abstracts_Workshop Poully.docx

31 High-Resolution FTIR Spectroscopy of CH3F: Global Effective Hamiltonian Analysis of the Ground State and the 2ν3, ν3 + ν6, and 2ν6 Bands

Speaker: Hazem ZIADI (Groupe de Spectrométrie Moléculaire et Atmosphérique (GSMA), UMR 7331 CNRS, Université de Reims Champagne-Ardenne)

avatar.svg

HRMS_2025_abstract_ZIADI_Postion (4).pdf

32 Rovibrational Analysis Of Cyclopentadiene Using ASAP And SOLEIL

Speaker: Luis Bonah

Cyclopentadiene.docx

PARALLEL SESSION - Geosciences / Environment / Cultural Heritage: Oral Communications 5 to 8

Conveners: Charlotte Catrouillet (IPGP), Simona Raneri

33 Quantifying the Speciation of Sulfur and Associated Metals in Geological Fluids Using Synchrotron Spectroscopy

Speaker: Dr Gleb Pokrovski (Géosciences Environnement Toulouse (GET), CNRS-University of Toulouse-IRD)

Pokrovski_Abstracts_Workshop_Soleil_January_2026.docx

34 Characterization of 19th and 20th century African glass beads using XRF band XAS spectroscopy

Speaker: Laurent TRANCHANT (SOLEIL)

SUM_Musee_homme_abstract.docx

35 Impact of different micro-organisms (bacteria, archaea) on the Platinum (Pt) speciation

Speaker: Justine Le Doare (IPGP)

abstract-SUM-2026-Justine-LE_DOARE.pdf

36 Multi-scale synchrotron study of critical-metal phases by XRF and XANES spectroscopies

Speaker: Georgia Grypaiou Iskenteridou (University Paris-Saclay)

Georgia Grypaiou Iskenteridou_Template_abstract_Workshop_ SOLEIL.pdf

PARALLEL SESSION - Physics & Advanced Materials: Oral Communications 5 to 8

Conveners: Eglantine Boulard, Fabien Silly (CEA Saclay), Sara Gonzalez (Institut des Nanotechnologies de Lyon, CNRS UMR 5270)

37 Mechanical Strain Effects on the Magnetic Response of Ferromagnetic Thin Films on Polymer Substrates

Speaker: Alejandro Toledano Povedano (Université de Poitiers)

abstract_SUM2026_Toledano.docx

38 Correlating RIXS and EELS and XEOL spectroscopies in van der Waals materials

Speaker: Alessandro NICOLAOU (SOLEIL)

SUM2026.docx

39 Structural And Electrical Characterization of Hf0.5Zr0.5O2 and ZrO2 Thin Films Using Grazing Incidence Synchrotron X-ray Diffraction

Speaker: Grégoire Magagnin (Institut des Nanotechnologies de Lyon)

Abstract_workshop_soleil_Magagnin.docx

40 In situ Synchrotron Study of the 1T′/1H Phase Transition in Colloidal WS2 Monolayers

Speaker: Dario Mastrippolito (Synchrotron SOLEIL)

Mastrippolito abstract_SUM2026 WS2_v2.docx

The Synchrotron Community Posters session: (AFURS / GDR Coherex / Beamlines / Reciprocs Network / GDR XFEL) - Commercial Exhibitors / Aperitif

20:00 Diner

21:30 Bus transfer

Friday 16 January

PLENARY TALK: GEOSCIENCES - Structure Surface reactivity of tubular Al/Si nanoparticles: interactions with nucleic acids and implications for prebiotic scenarios

Convener: jerome rose (CNRS CEREGE)

Scientific Posters session: and coffee break

Scientific Posters session: Award of the best student poster – Roger Fourme Prize and Conclusion

12:00 Lunch

TEA-XAS Meeting: Introduction

Visit of 3 Beamlines: DESIRS / PX1 / SIXS

TEA-XAS Meeting: Status and projects of the X-ray absorption beamlines

Conveners: Delphine Vantelon (SOLEIL), Jean-Louis Hazemann (CNRS), Marine Cotte (ESRF)

TEA-XAS Meeting: Status of the project to unite the French community of X-ray absorption spectroscopists

Convener: Amélie Bordage (ICMMO, CNRS)

TEA-XAS Meeting: Interactive round table

Conveners: Amélie Bordage (ICMMO, CNRS), Charlotte Catrouillet (IPGP)

TEA-XAS Meeting: Plenary discussion and conclusions