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Program

Monday, June 23, 2025

Time Event (+)
08:30 - 18:30 Short Course  

Tuesday, June 24, 2025

Time Event (+)
08:30 - 08:50 Conference opening - Introduction to the SiO2 2025 Conference - Youcef Ouerdane / Aziz Boukenter (Uni. Saint-Etienne)  
08:50 - 09:30 Invited Talk - Nanomaterials and nanocomposites for applications in electronics, photonics and optoelectronics - Fabrizio Messina - (Introduction Youcef Ouerdane)  
09:30 - 10:10 Session: Ultrafast Spectroscopy - Aziz Boukenter (Uni. Saint-Etienne)  
09:30 - 09:50 Time resolved mid-infrared absorption in silica: ultrafast heat transfer observed by direct probing of anharmonic vibration - Vincenzo De Michele  
09:50 - 10:10 Photoinduced modulation of Quantum Dot Superparticles on the ultrafast time scale - Fabrizio Messina  
10:10 - 11:00 Coffee Break  
11:00 - 12:00 Session: Grating Functionalization of materials - Emmanuel Marin (Uni. Saint-Etienne)  
11:00 - 11:20 Densification evaluation in femtosecond laser modified silica glass of types I, II and III - Nadezhda Shchedrina  
11:20 - 11:40 Enhancing Stability and Radiation Resilience of Narrowband Optical Filters for High Power and Space Applications - Laurent Lablonde  
11:40 - 12:00 Optical sensor based on a diffraction grating combined with a hydrogenated amorphous silicon layer - Rosa Darell OLLOGHE MANDOUKOU  
12:00 - 13:40 Lunch Break  
13:40 - 14:20 Invited Talk - First-principles identification of paramagnetic centers in irradiated F-doped silica - Luigi Giacomazzi - (Introduction Layla Martin Samos)  
14:20 - 15:20 Session: Radiation induced point defects - Nadège Ollier (LSI)  
14:20 - 14:40 EPR and optical studies of silica glass implanted by 12C+ and 13C+ ions - Linards Skuja  
14:40 - 15:00 Photobleaching Effects Caused by Ambient Light on the Radiation-Induced Attenuation of Germanosilicate Optical Fibers - Martin Roche  
15:00 - 15:20 Temperature Effect on the Radiation Response of Graded Index Germanosilicate Multimode Optical Fibers - Roberto Pecorella  
15:20 - 16:10 Coffee Break  
16:10 - 16:50 Invited Talk - 1L-MoS2 on SiO2 Photoluminescence Enhancement Via Post-Synthesis Thermal Treatments - Antonino Madonia - (Introduction Simonpietro Agnello)  
16:50 - 17:50 Session: Luminescence Spectroscopy - Marco Cannas (Uni. Palermo)  
16:50 - 17:10 Multifunctional Lanthanide-doped Oxyfluoride Nanophosphors for Luminescence Thermometry and Latent Fingerprint Detection - Hendrik Swart  
17:10 - 17:30 Sol-gel derived Luminescent Coatings Incorporating YVO4:Eu3+ Nanocrystals for Narrow-Red Emission - Arjun Babu  
17:30 - 17:50 Optical Performances of Chromophores Embedded in Metal Organic Frameworks for Photonics in Harsh Environments - Giuseppe Ficarra  

Wednesday, June 25, 2025

Time Event (+)
08:30 - 09:10 Invited Talk - Scintillating sol-gel silica glasses and optical fibers for remote ionizing radiation dosimetry - Bruno Capoen - (Introduction Youcef Ouerdane)  
09:10 - 10:10 Session: Radioluminescence - Mohamed Bouazaoui (Uni. Lille)  
09:10 - 09:30 Optical Fiber-based Dosimetry for 15 MeV Proton Beam Monitoring - Fiammetta Fricano  
09:30 - 09:50 Radiation-Induced Luminescence Study in Different Low-OH Pure Silica Core Optical Fibers - Selyan Acid  
09:50 - 10:10 Combined theoretical and experimental evaluation of the energy dependence of the radioluminescence phenomenon in Ce-doped optical fibers - Luca Weninger  
10:10 - 11:00 Coffee Break  
11:00 - 12:00 Session Advanced technologies and techniques - Philippe Paillet (CEA)  
11:00 - 11:20 3D Printing of Silica-based Binary and Ternary Oxide Systems using Two-photon Polymerization - Halima El Aadad  
11:20 - 11:40 Bias-Dependent TID Effects and Annealing Recovery in Power COTS GaN HEMTs - Hadrien Couillaud  
11:40 - 12:00 Electric charges as an apparent governing parameter for electron induced stress relaxation in amorphous silica micropillar - Guillaume Kermouche  
12:00 - 13:40 Lunch Break  
13:40 - 14:20 Invited Talk - Photosensitive oxide glass for direct 3D writing of integrated photonic components - Yannick Petit - (Introduction Matteo Ferrari)  
14:20 - 15:40 Session: RadioPhotoluminescence - Antonino Alessi (LSI)  
14:20 - 14:40 Monte Carlo Simulation dosimetry study of cylindrical FD-7 radiophotoluminescent dosimeters in different radiation environments - Matteo Ferrari  
14:40 - 15:00 Sensitivity degradation and regeneration behavior in silver-doped RPL glass dosimeters under multiple thermal annealing cycles - Ygor Aguiar  
15:00 - 15:20 Impact of thermal annealing on radiation induced attenuation for radiophotoluminescence glass dosimeters at high X-ray doses - Aditya Raj Mandal  
15:20 - 15:40 Monte Carlo Simulation dosimetry study of cylindrical FD-7 radiophotoluminescent dosimeters in different radiation environments - Matilde Avesani  
15:40 - 18:00 Session Poster ---- P1: Enhanced Spatially-Resolved Optical Fiber-Based Dosimetry Through Optical Frequency Domain Reflectometry (J. Perrot, Uni. Saint-Etienne) --- P2: Exploiting the Yb2+ Ion Lifetime for Optical Fiber-Based Cryogenic Thermometry (A. K. Alem, Uni. Saint-Etiienne) --- P3: Feasibility of In Vivo Dosimetry in Contact Radiotherapy Using a Germanium-Doped Silica Optical Fiber (G.Shumilov, Centre Hospitalier Princesse Grace) --- P4: Hybrid sol-gel waveguide sensor for damage detection in aerospace domain (M. Royon, Uni. Saint-Etienne) --- P5: Influence of OH content and pre-irradiation on the radiation-induced luminescence of pure-silica-core optical fibers (M. R. Coto Antunez, Uni. Saint-Etienne) --- P6: Optical fibers irradiation at the n_TOF NEAR station at CERN: a Monte Carlo simulation dosimetry study (M. Avesani, Uni. Saint-Etienne) --- P7: Pulsed X-ray Radiation Responses of Single-Mode and Multimode Fluorine-doped Optical Fibers (V. De Michele, Uni. Saint-Etienne) --- P8: Radiation response of different types of germanosilicate multimode optical fibers (A. Travailleur, Polytechnique) --- P9: Radiation response of different types of germanosilicate multimode optical fibers (G. Ciachera, Uni. Saint-Etienne) --- P10: Radiation-Induced Defects and Structural Modifications in SiO2: Insights from Electron Irradiation (A. Alessi, Polytechnique) --- P11: The NanoSaintÉtienne platform for surface structuration and functionalization (A. Meyer, Uni. Saint-Etienne) --- P12: X-ray Radiation Induced Luminescence of a Medium-OH Pure Silica Core Multimode Optical Fiber: Potential and Limitations for Dosimetry Applications (L. Breccia, Uni. Pavia) --- P13: X-ray Radiation-induced Changes on Er3+ Ions Cross Sections (A. Facchini, Uni. Saint-Etienne) --- P14: PETRA: an Experimental Platform for X-ray Radiation Testing of Materials and Components (S. Girard, Uni. Saint-Etienne)--- P14: PETRA: an Experimental Platform for X-ray Radiation Testing of Materials and Components (S. Girard, Uni. Saint-Etienne)--- P14: PETRA: an Experimental Platform for X-ray Radiation Testing of Materials and Components (S. Girard, Uni. Saint-Etienne)--- P14: PETRA: an Experimental Platform for X-ray Radiation Testing of Materials and Components (S. Girard, Uni. Saint-Etienne) --- P15: First On-Line Optical Glasses and crystals Measurements in a Nuclear Research Reactor for a Future Confocal Chromatic Sensor (M. Agoyan, CEA-UJM) --- P16: CABRI Irradiation Facility (M. Pouradier, CEA)  

Thursday, June 26, 2025

Time Event (+)
08:30 - 09:10 Invited Talk - Challenges of using optical fibres for plasma current measurements during burning plasma operation of tokamaks - Andrei Goussarov - (Introduction Adriana Morana)  
09:10 - 10:10 Session: Radiation Effects on Fibers - Andrei Goussarov (SCK-CEN)  
09:10 - 09:30 Study of optical fibers luminescence for nuclear reactors power measurement - Marc Pouradier  
09:30 - 09:50 Temperature Dependence on the Radiation Induced Attenuation of Fluorine-Doped Optical Fibers - Adriana Morana  
09:50 - 10:10 Combined Temperature and Photobleaching Effects on P-doped Optical Fibers - Allan Travailleur  
10:10 - 11:00 Coffee Break  
11:00 - 11:40 Invited Talk - Cosolvent-free synthesis and characterization of poly(methylsilsesquioxane-codimethylsiloxane) liquids and deep-ultraviolet transparent elastic resins - Koichi Kajhara - (Introduction Linards Skuja)  
11:40 - 12:20 Session: Polarization maintaining optical fibers - Laurent Lablonde (Exail)  
11:40 - 12:00 From the micro- down to nanostructuration: an access to new polarisation-maintaining silica based optical fibres - Monika Bouet  
12:20 - 12:20 Radiation Induced Attenuation of Space-grade Polarization-Maintaining Optical Fibers in the UV-Visible Domains - Hugo Boiron  
12:20 - 12:30 Closure of the SiO2 2025 Conference - Youcef Ouerdane - Aziz Boukenter  
14:00 - 16:00 Lab Hubert Curien Visit  
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