Name: Journees de l'ATPEM 2025
Start: 2025-10-01T09:00:00+02:00
End: 2025-10-03T17:00:00+02:00
Location: Campus Jussieu

Journees de l'ATPEM 2025

from Wednesday, October 1, 2025 (9:00 AM) to Friday, October 3, 2025 (5:00 PM)

Monday, September 29, 2025
Tuesday, September 30, 2025
Wednesday, October 1, 2025
9:00 AM
9:00 AM - 9:05 AM
Room: salle Charpak LPNHE
Contributions

9:00 AM Informations générales - pierre-olivier petrucci (IPAG)
9:05 AM
9:05 AM - 10:00 AM
Room: salle Charpak LPNHE
Contributions

9:05 AM Particle acceleration in extreme environment: Martin Lemoine (APC) - Martin Lemoine (APC (Astroparticule & Cosmologie, CNRS - Université de Paris))

9:30 AM Facilitating multi-messenger modelling using Gammapy: Lea Heckmann (APC) - Lea Heckmann (APC)

9:45 AM In-ice radio signatures of cosmic-ray air showers for identification and background rejection: Simon Chiche (IIHE) - Simon Chiche (Institut d'Astrophysique de Paris)
10:00 AM Coffee Break
Coffee Break
10:00 AM - 10:30 AM
Room: salle Charpak LPNHE
10:30 AM
10:30 AM - 11:25 AM
Room: salle Charpak LPNHE
Contributions

10:30 AM HPC Results of black hole environment - Benjamin Crinquand (IRAP) - Benjamin Crinquand (IRAP)

10:55 AM Spectro-polarimetric modelling of XrB observations in the JED-SAD/MONK framework: Rafan Muhammad (IPAG) - Rafan Muhammad

11:10 AM Pulsar wind nebulae in wind-blown bubbles: Lioni-Moana Bourguinat (GSSI) - Lioni-Moana Bourguinat (GSSI)
11:25 AM
11:25 AM - 11:45 AM
Room: salle Charpak LPNHE
Contributions

11:25 AM Prospective CNES - Philippe Laudet
11:45 AM
11:45 AM - 12:05 PM
Room: salle Charpak LPNHE
Contributions

11:45 AM Prospective INSU-AA - Benoit Famaey (CNRS Observatoire astronomique de Strasbourg)
12:05 PM

12:05 PM - 12:30 PM
Room: salle Charpak LPNHE

12:30 PM Lunch break
Lunch break
12:30 PM - 2:00 PM
Room: salle Charpak LPNHE

2:00 PM The Carbon Footprint of Astronomy Research: Jurgen Knödlseder (IRAP) EN DISTANCIEL
The Carbon Footprint of Astronomy Research: Jurgen Knödlseder (IRAP) EN DISTANCIEL
2:00 PM - 2:30 PM
Room: salle Charpak LPNHE
2:30 PM Chair: Jerome Novak
Chair: Jerome Novak
2:30 PM - 4:10 PM
Room: salle Charpak LPNHE
Contributions

2:30 PM Science with SVOM (and Einstein Probe) - Bertrand Cordier (CEA) - Bertrand Cordier (CEA)

2:50 PM Colibri: Where are we now? first results and opening up to the community: Stéphane Basa (LAM) - Stephane Basa (Laboratoire d'Astrophysique de Marseille)

3:10 PM Internal hydrodynamical shocks as a mechanism for GRB prompt emission: Arthur Charlet (ARCO)

3:25 PM Formation Channels of Gravitational-Wave Sources: Insights from Isolated Binary Evolution and Beyond: Aleksandra Olejak (MPIA) - Olejak

3:40 PM A scenario for short GRB precursor flares: tidal resonances of gravito-inertial modes in binary neutron stars: Alexis Reboul-Salze (AEI) - Alexis Reboul-Salze (CEA Saclay)

3:55 PM Unfolding the high-redshift Universe with GRBs: Andrea Saccardi (AIM/CEA) - Andrea Saccardi (Observatoire de Paris - GEPI)
4:10 PM Break
Break
4:10 PM - 4:40 PM
Room: salle Charpak LPNHE
4:40 PM
4:40 PM - 5:25 PM
Room: salle Charpak LPNHE
Contributions

4:40 PM Multi-wavelengths analyses of the millisecond pulsar PSR J0437-4715 to constrain dense matter physics: Pierre Stammler (IRAP) - Pierre STAMMLER (IRAP/CNRS)

4:55 PM Using Millisecond Pulsars to constrain dense matter with NICER: Lucien Mauviard (IRAP) - Mauviard

5:10 PM Spacetime imprints in black hole light curve autocorrelations: Irene Urso (LIRA) - Irene Urso (LIRA, Paris Observatory)
5:25 PM
5:25 PM - 6:55 PM
Room: salle Charpak LPNHE
Contributions

5:25 PM PTA: what's new? Gilles Theureau (LPC2E) - Gilles THEUREAU (LPC2E, CNRS-Orléans and Nançay Radio Observatory, Paris Observatory)

5:45 PM Recent highlights from LHAASO: Dmitri Semikoz (APC) - Dmitri SEMIKOZ (APC, Paris) Dmitri Semikoz (APC, Paris)

6:05 PM LSST and brokers: where are we now? Emille Ishida (LPCA) - Emille Ishida (CNRS/LPC-Clermont)

6:25 PM Steps toward the fifth Fermi-LAT source catalog: Jean Ballet (AIM/CEA) - Jean Ballet (AIM, CEA Saclay)

6:40 PM Towards highest and lowest energies for the High Energy Stereoscopic System (H.E.S.S.) in Namibia: Wassim Si Said (LLR) - Wassim Si Said (Laboratoire Leprince Ringuet (LLR))
7:00 PM Apéritif dinatoire dans les caves Esclangon, site de Jussieu
Apéritif dinatoire dans les caves Esclangon, site de Jussieu
7:00 PM - 10:00 PM
Room: salle Charpak LPNHE
Thursday, October 2, 2025
9:00 AM
9:00 AM - 10:00 AM
Room: salle Charpak LPNHE
Contributions

9:00 AM More than 20 years of observations by the HESS observatory and the future with CTA: Mathieu de Naurois (LLR) - Mathieu de Naurois (LLR Ecole Polytechnique) Mathieu de Naurois

9:25 AM Recent results from XRISM: Anne Decourchelle (CEA) - Anne Decourchelle Decourchelle (CEA Saclay)

9:45 AM Early UV Follow-Up of Gravitational Wave Events with ULTRASAT: Weizmann Kiendrebeogo (CEA/IRFU) - R. Weizmann KIENDREBEOGO (CEA, Irfu)
10:00 AM Association "vient voir mon taf" : Virginie Salmen
Association "vient voir mon taf" : Virginie Salmen
10:00 AM - 10:30 AM
Room: salle Charpak LPNHE

10:30 AM Break
Break
10:30 AM - 11:00 AM
Room: salle Charpak LPNHE
11:00 AM
11:00 AM - 11:30 AM
Room: salle Charpak LPNHE
Contributions

11:00 AM Challenges to Line-Driven Wind Launching in AGN from Full Hydro-Radiation-Ionization Simulations: Nicolas Scepi (IPAG) - Nicolas Scepi (IPAG CNRS)

11:15 AM Bubbles of ionized gas around Ultraluminous X-ray sources: Anastasia Kilina (IRAP) - Anastasia Kilina
11:30 AM Intervention des tutelles INSU, IN2P3, INP, CEA et CNES
Intervention des tutelles INSU, IN2P3, INP, CEA et CNES
11:30 AM - 12:30 PM
Room: salle Charpak LPNHE
Contributions

11:30 AM Intervention INSU: Susanna Vergani - Susanna Diana VERGANI (CNRS-Observatoire de Paris)

11:40 AM Intervention IN2P3: Nicolas Leroy - Nicolas Leroy (IJCLab IN2P3/CNRS)

11:50 AM Intervention INP: Bertrand Georgeot - Bertrand Georgeot

12:00 PM Intervention CEA: Stéphane Mathis - Stephane Mathis

12:10 PM Intervent CNES: Philippe Laudet - Philippe Laudet
12:30 PM Lunch break
Lunch break
12:30 PM - 2:00 PM
Room: salle Charpak LPNHE
2:00 PM
2:00 PM - 3:15 PM
Room: salle Charpak LPNHE
Contributions

2:00 PM Binary supermassive black holes: observations and constraints: Marta Volonteri (IAP) - Marta Volonteri

2:25 PM ACME: where are we now? Antoine Kouchner (APC) - Antoine Kouchner (Laboratoire APC)

2:45 PM The electromagnetic hunt for binary black holes: numerical, analytical & observational effort: Raphael Mignon-Risse (Universidad de Valladolid ) EN DISTANCIEL - Raphaël Mignon-Risse (CNES/APC)

3:00 PM Nuclear parameter inference with future observations of neutron stars: Lami Suleiman (Deutsches Elektronen-Synchrotron) - Lami Suleiman (Deutsches Elektronen Synchrotron) Lami Suleiman (Laboratoire Univers et Théories)
3:15 PM Parity, gender and social bias - Thibaut Paumard (LIRA)
Parity, gender and social bias - Thibaut Paumard (LIRA)
3:15 PM - 3:45 PM
Room: salle Charpak LPNHE
3:45 PM
3:45 PM - 4:03 PM
Room: salle Charpak LPNHE
Contributions

3:45 PM Astronomie multi-messager : étude de signaux transitoires extrêmes en rayons gamma et neutrinos: P. Pichard (APC) - Pierre Pichard (APC)

3:47 PM Feedback in galaxies: the role of cosmic rays: Nimatou S. Diallo (IAP) - Nimatou Seydi Diallo (IAP)

3:49 PM Particle acceleration in Ultra Fast Outflows: Baptiste Le Nagat Neher (LUX) - Baptiste Le Nagat Neher (Observatoire de Paris -- LUX)

3:51 PM The environment of TeV halo progenitors: Lioni-Moana Bourguinat (GSSI) - Lioni-Moana Bourguinat (GSSI)

3:53 PM Neutron star simulations as sources of gravitational waves: Jerome Novak (OAS) - Jerome Novak (Observatoire astronomique de Strasbourg - CNRS)

3:55 PM Precision cross-sections for advancing cosmic-ray physics and other applications: a comprehensive programme for the next decade: Maurin (LPSC) - David MAURIN (LPSC) David Maurin (LPSC)

3:57 PM Understanding GRB progenitors from their environment: Jesse Palmerio (CEA) - Jesse Palmerio (CEA/IRFU)

3:59 PM Gamma-ray burst minimum variability timescale with Fermi/GBM: Romain Loic Maccary (Unife, Italy) - Romain Loic Maccary

4:01 PM Testing planar matter distribution at the Galactic Center: Arianna Foschi (LIRA) - Arianna Foschi (Observatoire de Meudon)
4:03 PM Break
Break
4:03 PM - 4:30 PM
Room: salle Charpak LPNHE
4:30 PM
4:30 PM - 5:00 PM
Room: salle Charpak LPNHE
Contributions

4:30 PM Kinetic Simulations of Flaring Activity in a Black Hole Magnetosphere: Enzo Figueiredo (IPAG) - Enzo Figueiredo (IPAG, CNRS, Université Grenoble Alpes)

4:45 PM The Rhythms of Chaos: Latest news about Quasi-Periodic Eruptions : Erwan Quintin (ESA) - Erwan Quintin (IRAP, Toulouse)
5:00 PM Session 1
Session 1
5:00 PM - 6:00 PM
Room: salle Charpak LPNHE
Contributions

5:00 PM Origine of the Dark matter: where are we now ? Marco Cirelli (LPTHE) - Marco CIRELLI (LPTHE Jussieu CNRS)

5:25 PM Résultats O4: etat des lieux et instrumentation future (Einstein telescope/Virgo nEXT) - Viola Sordini (IP2I) - Viola Sordini (IP2I Lyon) viola sordini (in2p3, infn)

5:45 PM InterGalactic Magnetic Fields and Gamma-Ray Bursts with CTAO: Ténéman Keita (CEA/IRFU) - Ténéman Keita (CEA Paris-Saclay)
6:00 PM
6:00 PM - 6:40 PM
Room: salle Charpak LPNHE
Contributions

6:00 PM KM3NeT/IceCube results - Valentin Decoene (Subatech) - Valentin Decoene (Institut d'Astrophysique de Paris) Valentin Decoene (Subatech / Nantes Université)

6:20 PM CTA-France : What’s new ? - Fabio Acero (AIM), Stefan Fegan (LLR), Pierre Cristofari (LUX) - Fabio Acero (CEA/Saclay) Pierre Cristofari (Observatoire de Paris) Stephen Fegan (LLR, Ecole Polytechnique, IN2P3/CNRS) pierre cristofari (APC CNRS)
Friday, October 3, 2025
9:00 AM Re-organisation des SNO. Quid d'un SNO alerte?
Re-organisation des SNO. Quid d'un SNO alerte?
9:00 AM - 9:30 AM
Room: salle Charpak LPNHE
Contributions

9:00 AM La re-organisation des SNO: Franck Le Petit (Obs Paris) - Franck Le Petit Le Petit (LUTH - Observatoire de Paris)

9:15 AM Vers un SNO Alerte? Susanna Vergani (Obs Paris) & Pierre-Olivier Petrucci (IPAG) - pierre-olivier petrucci (IPAG)
9:30 AM
9:30 AM - 10:30 AM
Room: salle Charpak LPNHE
Contributions

9:30 AM NewAthena status report : Didier Barret (IRAP) - DIDIER BARRET (IRAP)

9:50 AM Review of the four years of IXPE operation: Frédéric Marin (OAS) - Frédéric Marin (Observatoire astronomique de Strasbourg)

10:10 AM SKA-France : What’s new ? Chiara Ferrari (OCA) - Chiara Ferrari (Lagrange, OCA)
10:30 AM Coffee Break
Coffee Break
10:30 AM - 11:00 AM
Room: salle Charpak LPNHE
11:00 AM
11:00 AM - 11:35 AM
Room: salle Charpak LPNHE
Contributions

11:00 AM GRAND: état des lieux: Claire Guépin (LUPM) - Claire GUÉPIN-DETRIGNE (Laboratoire Univers et Particules de Montpellier) Claire Guepin (LUPM) Claire Guépin (IAP)

11:20 AM Search for cosmic rays in GRANDProto300: Jolan LAVOISIER (IAP) - Jolan Lavoisier
11:35 AM
11:35 AM - 12:35 PM
Room: salle Charpak LPNHE
Contributions

11:35 AM Self-consistent simulations of the radiative transfer in gamma-rays in neutron star magnetospheres: Théo Francez (LUX) - Théo Francez (LUTh - Observatoire de Paris - PSL)

11:50 AM Probing Multi-TeV Emission in Pulsars: Perspectives from Fermi-LAT 3PC Phase-Resolved Spectral Analysis: Maxime Regeard (APC) - Maxime Regeard (APC, IN2P3, CNRS, Université Paris-Cité)

12:05 PM Tayler-Spruit dynamo to form magnetars: impact of rotation: Paul Barrere (Univ. Genève) - Paul Barrère (CEA) Paul Barrère (CEA Saclay/Département d'Astrophysique)

12:20 PM Linking protoneutron star Tayler-Spruit dynamos to low-field magnetars: Raphael Raynaud (UPCité) - Raphaël Raynaud (CEA Saclay)
12:35 PM Astronomie participative
Astronomie participative
12:35 PM - 1:15 PM
Room: salle Charpak LPNHE
Contributions

12:35 PM Participative Astronomy: Damien Turpin (CEA) - Damien TURPIN (CEA-Saclay)

12:55 PM The RAPAS network: William Thuillot (IMCCE) - William Thuillot

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