Name: Colloque national CMB-France #7
Start: 2025-10-13T14:00:00+02:00
End: 2025-10-15T16:00:00+02:00
Location: Institut Astrophysique de Paris

Colloque national CMB-France #7

de lundi 13 octobre 2025 (14:00) à mercredi 15 octobre 2025 (16:00)

lundi 13 octobre 2025
14:00 Ground-based observatories
14:00 - 16:00
Contributions

14:00 The Atacama Cosmology Telescope sixth data release: ACT DR6 - Adrien LA POSTA (Oxford University)

14:20 ACT-DR6 Power Spectrum Foreground Model and Validation on non Gaussian simulations - Benjamin Beringue (APC, CNRS)

14:40 SPT-3G D1: CMB Temperature and Polarization Power Spectra and Cosmology from 2019–2020 Observations of the SPT-3G Main Field (1) - Etienne Camphuis (Institut d'Astrophysique de Paris)

15:00 SPT-3G D1: CMB Temperature and Polarization Power Spectra and Cosmology from 2019–2020 Observations of the SPT-3G Main Field (2) - Ali Rida Khalife (IAP-CNRS and Sorbonne University)

15:20 SPT-3G D1: CMB Temperature and Polarization Power Spectra and Cosmology from 2019–2020 Observations of the SPT-3G Main Field (3) - Lennart Balkenhol (Institut d'Astrophysique de Paris)

15:40 QUBIC: taking advantage of Bolometric Interferometry with Spectral Imaging and news from the instrument - Alexandre Huchet (APC)
16:00 Coffee
Coffee
16:00 - 16:30
16:30 CMB results and analysis
16:30 - 18:50
Contributions

16:30 Cosmology with KiDS-Legacy - Angus Wright (Ruhr University Bochum)

16:50 DESI DR2 - Etienne Burtin (IRFU/CEA - Université Paris-Saclay)

17:10 CMB + BAO + SN: Bayesian Model Comparisons and Cross-Dataset Tensions - Lukas Hergt (IJCLab, IN2P3, CNRS)

17:30 Combining Planck, SPT and ACT - Matthieu Tristram (IJCLab, CNRS)

17:50 Revisiting FIRAS in 2025: new baryonic feedback constraints from CMB spectral distortions - Giulio Fabbian (Institut d'Astrophysique Spatiale (IAS))

18:10 Non-Gaussianity in multidetector component separation - Michele Citran (APC, IJCLab)

18:30 Searching for Parity Violation in the CMB Bispectrum - Martin Bucher (APC)
19:30 Félicie
Félicie
19:30 - 22:00
mardi 14 octobre 2025
09:00 CMB results and analysis
09:00 - 10:20
Contributions

09:00 Constraining the full mass distribution of Planck protocluster candidates with CMB lensing - Tanguy DUSSERRE (Institut d'Astrophysique Spatiale)

09:20 Updating the mass calibration of the Planck cluster sample - Gaspard Aymerich (Institut d'Astrophysique Spatiale, Université Paris-Saclay)

09:40 Astrophysical Constraints from the kSZ - Lisa Mc Bride (Institut d'Astrophysique Spatiale)

10:00 Projected-fields kSZ estimator - Ola Kusiak (Cambridge)
10:20 Coffee
Coffee
10:20 - 10:50
10:50 CMB results and analysis
10:50 - 12:30
Contributions

10:50 A minimally noisy and maximally likely CMB lensing estimator - ll783 Legrand (DAMTP, University of Cambridge)

11:10 Towards de-lensing of BICEP with SPT-3G - Julien Carron (University of Geneva)

11:30 Enhancing Euclid science through cross-correlation with CMB lensing - Margherita Lembo (Institut d'Astrophysique de Paris (IAP))

11:50 Simons Observatory: News and Prospects - Thibaut Louis (LAL)

12:10 Simons Observatory's Small Aperture Telescopes : Updates on the survey and data analysis pipeline - Amalia Villarrubia Aguilar (APC) Pierre Masson (APC)
14:00 Future missions
14:00 - 16:00
Contributions

14:00 Towards the measurement of spectral distortions from space: from BISOU to FOSSIL - Nabila Aghanim

14:20 The BISOU optical concept design - Morgane LOQUET LE GALL (IAS)

14:40 Optimisation and Forecasting Studies for CMB Spectral Distortion Experiments - Xavier COULON (IAS)

15:00 LiteBIRD status - Ludovic Montier (IRAP)

15:20 Probing Inflation with PICO: Iterative internal lensing reconstruction and delensing pipeline on a full-sky mission with realistic noise and foregrounds - Julien Tang (LBNL/CPB)

15:40 Impact of realistic noise and foregrounds on r forecasts for PICO - Elisa Russier
16:00 Coffee
Coffee
16:00 - 16:30
16:30 Future missions
16:30 - 17:10
Contributions

16:30 Status and future plans for the South Pole Observatory (SPO) - Clara Vergès (LBNL)

16:50 KAIROS - Josquin Errard (APC / CNRS)
17:10 future of CMB observations (discussion)
17:10 - 19:20
Contributions

17:10 Discussion
mercredi 15 octobre 2025
09:00 CMB results and analysis
09:00 - 10:40
Contributions

09:00 Modeling and Mitigating Half-Wave Plate Systematics in CMB Polarization Measurements - Ema TSANG KING SANG (APC-CNRS)

09:20 TES proton irradiation result analysis for future space applications - Anaïs Besnard (Institut d'Astrophysique Spatiale (IAS))

09:40 Polarized emissions from the local bubble - Mathias Regnier (IRAP)

10:00 Unbiased r constraints with SMICA for future ground-based CMB B-mode polarisation observations - Jacques Delabrouille (IN2P3)

10:20 Semi-blind component separation for measuring the CMB B-mode polarization - Hoang Viet Tran (APC, Université Paris Cité)
10:40 Coffee
Coffee
10:40 - 11:00
11:00 CMB results and analysis
11:00 - 13:10
Contributions

11:00 Furax: A Unified Framework for CMB Data Analysis with JAX - Pierre CHANIAL (APC)

11:20 CMB Applications of FURAX - Wuhyun Sohn (APC / CNRS)

11:40 Map-level Beam Treatment - Artem BASYROV (APC, CNRS)

12:00 Recovering unbiased CMB polarization maps using modern ground-based experiments - Simon Biquard (APC / CNRS)

12:20 Low-noise, high angular resolution dust polarization maps using scattering transforms on Planck multifrequency data - Alexandros Tsouros (LPENS Paris)

12:40 Solving Bayesian imaging inverse problem with scattering transform : application to instrumental decontamination - Sébastien Pierre (LPENS)

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