Name: Journées de Rencontre Jeunes Chercheur·se·s 2025
Start: 2025-11-30T00:00:00+01:00
End: 2025-12-06T00:00:00+01:00
Location: No location set

Journées de Rencontre Jeunes Chercheur·se·s 2025

from Sunday, November 30, 2025 (12:00 AM) to Saturday, December 6, 2025 (12:00 AM)

Monday, November 24, 2025
Tuesday, November 25, 2025
Wednesday, November 26, 2025
Thursday, November 27, 2025
Friday, November 28, 2025
Saturday, November 29, 2025
Sunday, November 30, 2025

Monday, December 1, 2025

8:40 AM

8:40 AM - 8:55 AM
8:55 AM
8:55 AM - 10:15 AM
Contributions

8:55 AM Session Overview - Giulia DI GREGORIO (IJCLab)

9:25 AM Non-resonant Higgs boson pair production search and photon shower shapes correction via normalizing flows - Katerina Kazakova (CPPM, Aix-Marseille Université, CNRS/IN2P3 (FR))

9:50 AM Jet Classification with Particle Transformers: A Multiclass Learning Approach - Andrés Duque (Laboratoire de Physique de Clermont Auvergne)
10:15 AM Coffee break
Coffee break
10:15 AM - 10:45 AM
10:45 AM
10:45 AM - 12:30 PM
Contributions

10:50 AM Developments in b-tagging for the ATLAS upgrade and their impact on di-Higgs sensitivity - Léonardo SPLENDORI (CPPM, Aix-Marseille Université, CNRS/IN2P3 (FR))

11:15 AM Semi-Leptonic Vector Boson Scattering in the ATLAS detector - Olivier SALIN (Université Paris-Saclay)

11:40 AM Multivariate analysis of the EW gauge bosons' polarisation at the LHC with the ATLAS experiment - Mathis Dubau (LAPP)

12:05 PM Measurement of the tau polarization and the electroweak mixing angle in Z boson decays to tau leptons - Cyril Eschenlauer
12:30 PM Lunch break
Lunch break
12:30 PM - 1:55 PM
1:55 PM
1:55 PM - 3:10 PM
Contributions

1:55 PM Measurement of the electroweak diboson production in the W±Z channel, with the ATLAS detector at LHC - Panagiotis Ziakas (L.A.P.P.)

2:20 PM Identification of highly Lorentz-boosted Higgs bosons decaying to ττ jets in the ATLAS experiment - Inès Combes (Université Paris-Saclay (IJCLab))
3:10 PM
3:10 PM - 4:05 PM
Contributions

3:10 PM Session overview - Adrien Blanchet (CERN EP-NU)

3:40 PM Prospect of future neutrino oscillation analysis with T2K's upgraded near detector. - Jean-Baptiste Plançon (Laboratoire Leprince-Ringuet)
4:05 PM Coffee break
Coffee break
4:05 PM - 4:35 PM
4:35 PM
4:35 PM - 5:50 PM
Contributions

4:35 PM Low-energy neutrinos with DUNE, data reconstruction and analysis with DUNE’s Prototypes and sensitivity to solar neutrinos - Maël Martin (LAPP)

5:00 PM Low-energy calibration of DUNE prototypes at CERN with Michel electron energy reconstruction - Jérémy QUELIN LECHEVRANTON (IJCLab, DUNE)
5:50 PM
5:50 PM - 6:20 PM
Contributions

5:50 PM Session overview - Federica BRADASCIO (IJCLab, Université Paris-Saclay)
Tuesday, December 2, 2025
9:00 AM
9:00 AM - 10:15 AM
Contributions

9:00 AM Etude de phénomènes transitoires à très haute énergie avec le réseau de télescopes H.E.S.S. - Pierre Pichard (APC)

9:25 AM Study of cosmic expansion anisotropy with type Ia supernovae from ZTF. - Chloé Barjou-Delayre

9:50 AM Transient gamma-ray sky with the future Cherenkov Telescope Array Observatory (CTAO) and validation tests with the NectarCAM camera - Anastasiia Mikhno
10:15 AM Coffee break
Coffee break
10:15 AM - 10:45 AM
10:45 AM
10:45 AM - 12:30 PM
Contributions

10:45 AM Cherenkov background for high-mass WIMP searches in DarkSide-20k - Manuel Pronesti (CPPM, Aix-Marseille Université, CNRS/IN2P3)

11:10 AM A new era for multi-wavelength studies of blazars with Rubin and the CTAO - Julian Hamo (IJCLab)
12:30 PM Lunch break
Lunch break
12:30 PM - 1:55 PM

1:55 PM

1:55 PM - 3:35 PM
3:35 PM
3:35 PM - 4:05 PM
Contributions

3:35 PM Session overview - Vitalii Lisovskyi (Aix Marseille Univ, CNRS/IN2P3, CPPM, Marseille, France)
4:05 PM Lunch break
Lunch break
4:05 PM - 4:35 PM
4:35 PM
4:35 PM - 6:15 PM
Contributions

4:35 PM Search for the decay $B \to \tau^+ \tau^-$ at BELLE and BELLE II - Mattia Marfoli (Aix Marseille Univ, CNRS/IN2P3, CPPM, Marseille, France)

5:00 PM FCC-ee Sensitivity Estimation to the Direct CP-Violating Decay-Rate Asymmetry $A_{\text{$C\!P$}}(D^0 \rightarrow \pi^0\pi^0)$ - Willy WEBER (LPCA)

5:25 PM Towards radiative dipion cross section measurement at Belle II for the g-2 - Kylian DEMORY (IJClab)

5:50 PM Search for Bₛ → Kππ⁰ decay mode using LHCb Run 2 Data - Laetitia Guerry
Wednesday, December 3, 2025
8:55 AM
8:55 AM - 10:15 AM
Contributions

8:55 AM Session overview - Benjamin Audurier (CEA)

9:25 AM b-jet tagging in p-p with Boosted Decision Trees with the ALICE experiment - CLEMENT LOTTEAU

9:50 AM First measurement of the DVCS beam spin asymmetry in the Sullivan process - Elouan Ferrand (DPhN/CEA Saclay)
10:15 AM Coffee break
Coffee break
10:15 AM - 10:45 AM
10:45 AM
10:45 AM - 12:30 PM
Contributions

10:45 AM Transverse-momentum fraction of strange particles in mini-jets in pp collisions at the LHC with ALICE - Lang XU

11:10 AM Experimental study of the strong interaction with the spectrometer ALERT and CLAS at JLab - Félix TOUCHTE CODJO (PHE/JLab-EIC)

11:35 AM First steps towards detection of the Bc meson in Pb-Pb collisions with the ALICE detector - Paul Veen (Paris-Saclay/CEA)
12:30 PM Lunch break
Lunch break
12:30 PM - 2:00 PM

2:00 PM Excursion
Excursion
2:00 PM - 6:00 PM
Thursday, December 4, 2025

8:55 AM

8:55 AM - 9:45 AM
9:45 AM
9:45 AM - 10:15 AM
Contributions

9:45 AM Session overview - Jonathan Kriewald (Jožef Stefan Institute)
10:15 AM Coffee break
Coffee break
10:15 AM - 10:45 AM
10:45 AM
10:45 AM - 11:35 AM
Contributions

10:45 AM Freeze-in with low reheating temperature - Thomas REGGIO (LPCA)

11:10 AM Self-interacting neutrinos in light of recent CMB and LSS data - Adèle Poudou (LUPM)
11:35 AM Invited talk
Invited talk
11:35 AM - 12:30 PM

12:30 PM Lunch break
Lunch break
12:30 PM - 1:30 PM

1:30 PM Invited talk
Invited talk
1:30 PM - 3:15 PM

3:15 PM

3:15 PM - 4:05 PM

4:05 PM Coffee break
Coffee break
4:05 PM - 4:35 PM
4:35 PM
4:35 PM - 6:20 PM
Contributions

4:35 PM Automatizing the search for mass resonances using BumpNet - Eva Mayer (Université Clermont Auvergne)

5:00 PM Session overview - Angela Burger (L2I Toulouse, CNRS/IN2P3, Université de Toulouse)
Friday, December 5, 2025
9:45 AM
9:45 AM - 10:15 AM
Contributions

9:45 AM Session overview - Guillem Tocabens (IJCLab)
10:15 AM Coffee break
Coffee break
10:15 AM - 10:45 AM
10:45 AM
10:45 AM - 12:30 PM
Contributions

10:45 AM Caractérisation d’une ligne de temps de vol pour l'étude des produits de fission symétriques avec le spectromètre LOHENGRIN à l'ILL - Adrien Vieville (CNRS -LPSC)

11:10 AM Evaluation technico-économique des stratégies de multi-recyclage des matières dans le cycle nucléaire français - Baptiste METIVIER (IMT Atlantique)

11:35 AM Fission Yield Analysis of Neutron-Induced Fission on Th-232 - Shiyu Liu (IJCLab)
12:30 PM Lunch break
Lunch break
12:30 PM - 1:55 PM
1:55 PM
1:55 PM - 4:05 PM
Contributions

1:55 PM Session overview - Christina AGAPOPOULOU (IJCLab)

2:25 PM Non-degenerate low-loss recycling cavities for the gravitational waves detector Virgo - Ward AMAR

2:50 PM ATLAS HGTD ALTIROC - Salah El Dine HAMMOUD (CNRS - Universite Paris-Saclay - IJCLab/PHE/ATLAS)

3:15 PM Optimization of embedded neural networks for the energy reconstruction of the liquid argon calorimeter cells of ATLAS - Raphael BERTRAND (Aix Marseille Univ, CNRS/IN2P3, CPPM, Marseille, France)

3:40 PM The ATLAS High Granularity Timing Detector at the High-Luminosity LHC - Abdelhamid Haddad (LPCA, Université Clermont-Auvergne, CNRS/IN2P3 (FR))
4:05 PM Coffee break
Coffee break
4:05 PM - 4:35 PM
4:35 PM
4:35 PM - 6:15 PM
Contributions

4:35 PM Detector Developments For Radiation Physics Applications at GIP ARRONAX. - Rania Jbara (Nantes Université CNRS/IN2P3/IMT Atlantique, SUBATECH UMR 6457, F-44000 Nantes, France/GIP ARRONAX, 44817 Saint Herblain Cedex,France)

5:00 PM Study and realization of a High Granularity Timing Detector (HGTD) for the ATLAS detector at the High Luminosity phase of the LHC. - Chloé PENELAUD

5:25 PM Adaptative readout for CMOS trackers at LHCb - Mostafa Cherif

5:50 PM Development of innovative electronics for a radiometer aimed at axion dark matter searches - Morane Gautier
Saturday, December 6, 2025

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