20th SOLEIL USERS' MEETING - SUM2026

14 Jan 2026, 09:00 → 16 Jan 2026, 17:05 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

 

Abstract book sum-26-abstract-book.pdf

PROGRAMME SUM2026-PROGRAMME.pdf

Wednesday 14 January

09:00 → 09:30 Radiation damage satellite workshop: Registration – Welcome – Coffee

09:30 → 09:40 Radiation damage satellite workshop: Introduction to the workshop

Convener: Amélie Bordage (ICMMO, CNRS)

09:40 → 10:25 Radiation damage satellite workshop: PLENARY TALK - Radiation Damage In Macromolecular Crystallography: What Is It And Why Do We Care?

Convener: Prof. Elspeth Garman (University of Oxford)

09:40 Radiation Damage In Macromolecular Crystallography: What Is It And Why Do We Care?

Speaker: Prof. Elspeth Garman (University of Oxford)

Garman-abstracts_Soleil-Workshop.docx

10:25 → 11:00 Radiation damage satellite workshop: PLENARY TALK - Beam damage and safe analysis: a study of how perception, perspective, and vocabulary shape the construction of risk

Convener: Mathieu Thoury (CNRS)

11:00 → 12:30 Radiation damage satellite workshop: A multidisciplinary viewpoint to radiation damage

Conveners: Christophe SANDT (SOLEIL SMIS), Dr Jean SUSINI (Synchrotron SOLEIL), Marine FOURNIER (Synchrotron SOLEIL / LCP-MR, Sorbonne Université), Stéphanie BELIN (Synchrotron SOLEIL)

12:30 → 13:45 Lunch

13:45 → 14:30 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)

14:30 → 16:00 Radiation damage satellite workshop: Interactive and multidisciplinary round table

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

16:00 → 16:30 Coffee break

16:30 → 17:20 Radiation damage satellite workshop: TUTORIAL - The RADDOSE-3D software program

Convener: Prof. Elspeth Garman (University of Oxford)

17:20 → 17:30 Radiation damage satellite workshop: Conclusion

Thursday 15 January

09:00 → 10:00 Registration & coffee

10:00 → 10:10 Welcome / Introduction, S2UO Chair

Convener: Amélie Bordage (ICMMO, CNRS)

10:10 → 10:50 The word of SOLEIL General Director

Convener: Dr Jean SUSINI (Synchrotron SOLEIL)

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

Conveners: Matthieu Virot (ICSM, Univ Montpellier, CEA, CNRS, ENSCM, Marcoule, France), olivier diat (ICSM UMR 5257)

10:50 Structure, properties and reactivity of oxide nanoparticles in solution: synchrotron studies

Speakers: Matthieu Virot (ICSM, Univ Montpellier, CEA, CNRS, ENSCM, Marcoule, France), olivier diat (ICSM UMR 5257)

126_abstract- SOLEIL UserMeeting_VF.docx

11:35 → 12:05 Towards SOLEIL II: The Experiment Division Perspective

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

12:05 → 13:30 Lunch

13:30 → 15:40 PARALLEL SESSION - Biology and health: Invited talk, Oral Communications 1 to 4

Conveners: Lorella Pascolo, Paloma FERNANDEZ VARELA (NOVALIX)

13:30 FROM TISSUE TO TRACE: AN ELEMENTAL INVESTIGATION OF BROMINE IN HEALTHY AND DISEASED OVARIAN TISSUE

Speaker: Anna Flamigni

abstract_Workshop_13112025.docx

14:00 Stuctural insights into tecovirimat antiviral activity and poxvirus resistance

Speaker: Riccardo Vernuccio (Institut Pasteur)

Abstract_Soleil_User_Meeting_Jan2026_Riccardo_Vernuccio.docx

14:25 Tracing Metal Contaminants in Environmental Plastics pellets and Mammalian Tissues Using XRF Mapping at PUMA

Speaker: Dr Alessandra Gianoncelli

SUM2026_Gianoncelli_Finale.docx

14:50 Probing the colloidal behavior of polysaccharides-degrading enzyme in a highly constrained model system

Speaker: Hugo Voisin

Abstract SUM 2026.docx

15:15 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

13:30 → 15:40 PARALLEL SESSION - Chemistry & Soft Matter: Invited talk, 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)

13:30 STXM as a tool for studying the morphology of organic semiconducting nanoparticles for energy applications

Speaker: Anne Hébraud (ICPEES Université de Strasbourg)

abstract SUM 2026 Hébraud.pdf

14:00 Revealing the mechanisms of enhanced Photo-Electrocatalytic OER performance of Ni doped maghemite via operando XAFS

Speaker: Francesco PAPARONI (SOLEIL)

Abstract- SUMS26- Paparoni.docx

14:25 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

14:50 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

15:15 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

13:30 → 15:40 PARALLEL SESSION - Diluted matter: Invited talk, Oral Communications 1 to 4

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

13:30 Are Ketohydroperoxides from Isoprene Ozonolysis a Missing Major Source of Tropospheric OH?

Speaker: jérémy bourgalais (Institut de physique de Rennes - Université de Rennes - CNRS)

Template_abstracts_Workshop.docx

14:00 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

14:25 Quantitative FTIR spectroscopy of corrosive and unstable atmospheric gases: application to HNO3, HONO and HOBr

Speaker: Alexandre VOUTE (SOLEIL)

Abstract AV SUM2026.docx

14:50 Gas-phase Interstellar Ion-Molecule Reactivity Driven by VUV Synchrotron Light

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

Abstract_SUM.pdf

15:15 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

13:30 → 15:40 PARALLEL SESSION - Geosciences / Environment / Cultural Heritage: Invited talk, Oral Communications 1 to 4

Conveners: Charlotte Catrouillet (IPGP), Simona Raneri

13:30 How Synchrotrons Can Help Us Understand the Dangers of Historical Lead-Based Cosmetics

Speaker: Fiona McNeill (McMaster University)

McNeill Soleil Abstract on template.docx

14:00 Characterization of 19th and 20th century African glass beads using XRF band XAS spectroscopy

Speaker: Laurent TRANCHANT (SOLEIL)

SUM_Musee_homme_abstract.docx

14:25 Investigation of Iron and Copper Speciation : Deciphering the Green Colorations of Medieval Stained-glass Windows

Speaker: Cecile Bretonnet

BRETONNET_Abstract_Workshop.docx

14:50 Art Gets the Blues: Simple Colorimetric Tools for X-ray Dose Assessment

Speaker: Alice Gimat (MNHN-CRC UAR 3224)

Gimat_abstract_SUM2026_Vf.docx

15:15 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

13:30 → 15:40 PARALLEL SESSION - Physics & Advanced Materials: Invited talk, Oral Communications 1 to 4

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

13:30 Deep Strain Field of Surface Reconstruction

Speaker: Vincent Repain (Université Paris Cité)

repain_sum_26.docx

14:00 1s2p Resonant Inelastic X-ray scattering Natural Circular Dichroism

Speaker: Mr Alessandro De Frenza (Sorbonne universite)

De_frenza_sum2026.docx

14:25 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

14:50 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

15:15 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 → 16:10 Coffee break

16:10 → 18:20 PARALLEL SESSION - Biology and health: Invited talk, Oral communications 5 to 8

Conveners: Lorella Pascolo, Paloma FERNANDEZ VARELA (NOVALIX)

16:10 Designing Cryo-Correlative Workflows: Understanding Radiation Damage Risks in HEK293-XpaQ

Speaker: Harisa RISTA (SOLEIL)

Abstract_sum2026_RISTA.docx

16:35 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

17:00 The role of the gut in dementia

Speaker: Alessia Cedola (CNR-NANOTEC)

53_Abstract-Cedola.docx

17:25 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

16:10 → 18:20 PARALLEL SESSION - Chemistry & Soft Matter: Invited talk, 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)

16:10 Realistic Catalysts at Work: APXPS Insights into Surface Transformations for Sustainable Energy Applications

Speaker: Spyridon Zafeiratos (ICPEES UMR7515 CNRS-Strasbourg University)

Zafeiratos Invited_SUM2026.pdf

16:40 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

17:05 Strong Coupling Attraction in Nanoconfined Water Between Like-Charged Phospholipid Layers

Speaker: Arnaud HEMMERLE (SOLEIL)

Abstract_hemmerle.docx

17:30 Cation Ordering in Synthetic Stannoidite (Cu₈Fe₃Sn₂S₁₂) Revealed by Multiple-Edge Anomalous Diffraction

Speaker: Carmelo Prestipino (CRISMAT)

Prestipino2025.docx

17:55 Operando Surface-Sensitive X-ray Scattering of Pd Nanoparticles for Selective NH₃ Oxidation

Speaker: Alina VLAD (SOLEIL)

abstract_AV_SUM2026.doc

16:10 → 18:20 PARALLEL SESSION - Diluted matter: Invited talk, Oral Communications 5 to 8

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

16:15 Rovibrational Analysis Of Cyclopentadiene Using ASAP And SOLEIL

Speaker: Luis Bonah

Cyclopentadiene.docx

16:40 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

17:05 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

17:30 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

16:10 → 18:20 PARALLEL SESSION - Geosciences / Environment / Cultural Heritage: Invited talk, Oral Communications 5 to 8

Conveners: Charlotte Catrouillet (IPGP), Simona Raneri

16:10 Invisible Metals, Visible Impacts: Geochemical Dynamics And The Environment

Speaker: Alexandra COURTIN

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Template_abstracts_Workshop_COURTIN_Alexandra.pdf

16:40 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

17:05 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

17:30 Impact of different micro-organisms (bacteria, archaea) on the Platinum (Pt) speciation

Speaker: Justine Le Doare (IPGP)

abstract-SUM-2026-Justine-LE_DOARE.pdf

17:55 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

16:10 → 18:20 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)

16:10 Probing inversion symmetry breaking and related electronic properties in ultrathin tellurides

Speaker: Fabien Cheynis

Template_abstracts_Workshop_Cheynis.docx

16:40 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

17:05 Correlating RIXS and EELS and XEOL spectroscopies in van der Waals materials

Speaker: Alessandro NICOLAOU (SOLEIL)

SUM2026.docx

17:30 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

18:30 → 20:00 The Synchrotron Community Posters session: (AFURS / GDR Coherex / Beamlines / Reciprocs Network / GDR XFEL) - Commercial Exhibitors / Aperitif

20:00 → 21:30 Diner

21:30 → 21:50 Bus transfer

Friday 16 January

09:00 → 09:45 PLENARY TALK: GEOSCIENCES - Structure and Surface reactivity of tubular Al/Si nanoparticles: interactions with nucleic acids and implications for prebiotic scenarios

Convener: jerome rose (CNRS CEREGE)

09:00 Structure and Surface reactivity of tubular Al/Si nanoparticles: interactions with nucleic acids and implications for prebiotic scenarios

Speaker: jerome rose (CNRS CEREGE)

SUM2026_J_ROSE.docx

09:45 → 11:45 Scientific Posters session: and coffee break

11:45 → 12:00 Scientific Posters session: Award of the best student poster – Roger Fourme Prize and Conclusion

12:00 → 13:30 Lunch

13:30 → 13:35 TEA-XAS Meeting: Introduction

13:30 → 15:00 Visit of 4 Beamlines: DESIRS / MARS / PX1 / SIXS

13:35 → 14:50 TEA-XAS Meeting: Status and projects of the X-ray absorption beamlines

Conveners: Delphine Vantelon (SOLEIL), Marine Cotte (ESRF), Olivier Proux (CNRS), Sophie NOWAK (Université de Paris)

14:50 → 15:00 TEA-XAS Meeting: Status of the project to unite the French community of X-ray absorption spectroscopists

Convener: Amélie Bordage (ICMMO, CNRS)

15:00 → 16:00 TEA-XAS Meeting: Interactive round table

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

16:00 → 16:30 TEA-XAS Meeting: Plenary discussion and conclusions