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S'authentifier
Colloque national DARK ENERGY - 2ieme édition
de
mardi 23 octobre 2018 (10:00)
à
jeudi 25 octobre 2018 (18:10)
lundi 22 octobre 2018
mardi 23 octobre 2018
10:00
Café d'accueil
Café d'accueil
10:00 - 10:30
Room: Amphithéatre
10:30
orateur invité : Le problème de l'énergie noire
-
Philippe Brax
(
IPHT Saclay
)
orateur invité : Le problème de l'énergie noire
Philippe Brax
(
IPHT Saclay
)
10:30 - 11:10
Room: Amphithéatre
11:10
orateur invité : BAO et RSD avec BOSS/DESI
-
Christophe Yeche
(
CEA Irfu/SPP
)
orateur invité : BAO et RSD avec BOSS/DESI
Christophe Yeche
(
CEA Irfu/SPP
)
11:10 - 11:50
Room: Amphithéatre
11:50
The Dark Side of Gravity and the Acceleration of the Universe
-
Frederic Henry-Couannier
The Dark Side of Gravity and the Acceleration of the Universe
Frederic Henry-Couannier
11:50 - 12:10
Room: Amphithéatre
12:10
Cosmology with a varying vacuum refractive index
-
François COUCHOT
(
CNRS/IN2P3/LAL
)
Xavier Sarazin
(
LAL
)
Cosmology with a varying vacuum refractive index
François COUCHOT
(
CNRS/IN2P3/LAL
)
Xavier Sarazin
(
LAL
)
12:10 - 12:30
Room: Amphithéatre
12:30
Déjeuner libre
Déjeuner libre
12:30 - 14:00
Room: Amphithéatre
14:00
Orateur invité : Résultats de Planck
-
Valeria Pettorino
(
CEA Paris-Saclay, Departement of Astrophysics, CosmoStat Lab
)
Orateur invité : Résultats de Planck
Valeria Pettorino
(
CEA Paris-Saclay, Departement of Astrophysics, CosmoStat Lab
)
14:00 - 14:40
Room: Amphithéatre
14:40
A microscopic model for an emergent cosmological constant
-
Daniel Sudarsky
(
UNAM
)
Alejandro Perez
(
LPNHE
)
James D. Bjorken
(
SLAC
)
A microscopic model for an emergent cosmological constant
Daniel Sudarsky
(
UNAM
)
Alejandro Perez
(
LPNHE
)
James D. Bjorken
(
SLAC
)
14:40 - 15:00
Room: Amphithéatre
15:00
Time dependent dark energy
-
Maxim Khlopov
(
APC and MEPHI
)
Time dependent dark energy
Maxim Khlopov
(
APC and MEPHI
)
15:00 - 15:20
Room: Amphithéatre
15:20
orateur invité : Les défis informatiques des grands relevés
-
Dominique Boutigny
(
LAPP
)
orateur invité : Les défis informatiques des grands relevés
Dominique Boutigny
(
LAPP
)
15:20 - 16:00
Room: Amphithéatre
16:00
pause-café
pause-café
16:00 - 16:30
Room: Amphithéatre
16:30
Combining large-scale surveys and the CMB: the why and the how
-
Stéphane Ilic
(
Institut de Recherche en Astrophysique et Planétologie
)
Combining large-scale surveys and the CMB: the why and the how
Stéphane Ilic
(
Institut de Recherche en Astrophysique et Planétologie
)
16:30 - 16:50
Room: Amphithéatre
16:50
Cosmology with galaxy surveys : the impact of non-linearity
-
Fabien Lacasa
(
Université de Genève
)
Cosmology with galaxy surveys : the impact of non-linearity
Fabien Lacasa
(
Université de Genève
)
16:50 - 17:10
Room: Amphithéatre
17:10
orateur invité : Machine learning et cosmologie
-
Emille Ishida
(
LPC-UCA
)
orateur invité : Machine learning et cosmologie
Emille Ishida
(
LPC-UCA
)
17:10 - 17:50
Room: Amphithéatre
17:50
Testing gravity and dark energy with galaxy-galaxy lensing and redshift-space distortion in the CFHT Stripe-82 and CFHTLS
-
Eric Jullo
(
LAM
)
Testing gravity and dark energy with galaxy-galaxy lensing and redshift-space distortion in the CFHT Stripe-82 and CFHTLS
Eric Jullo
(
LAM
)
17:50 - 18:10
Room: Amphithéatre
mercredi 24 octobre 2018
09:00
orateur invité : L'expérience DES
-
Emmanuel Bertin
(
IAP
)
orateur invité : L'expérience DES
Emmanuel Bertin
(
IAP
)
09:00 - 09:40
Room: Amphithéatre
09:40
orateur invité : Tracing the Universe with the XMM X-ray survey
-
Marguerite PIERRE
(
CEA Saclay
)
orateur invité : Tracing the Universe with the XMM X-ray survey
Marguerite PIERRE
(
CEA Saclay
)
09:40 - 10:20
Room: Amphithéatre
10:20
temps de discussion Collaboration grands projets
-
Cecile Renault
(
LPSC
)
temps de discussion Collaboration grands projets
Cecile Renault
(
LPSC
)
10:20 - 10:40
Room: Amphithéatre
10:40
pause-café
pause-café
10:40 - 11:10
Room: Amphithéatre
11:10
orateur invité : The effect of backreaction in cosmology: some challenges
-
Nick Kaiser
(
ENS
)
orateur invité : The effect of backreaction in cosmology: some challenges
Nick Kaiser
(
ENS
)
11:10 - 11:50
Room: Amphithéatre
11:50
Can laboratory experiments help to characterize Dark Energy?
-
Sebastien Bize
(
SYRTE, Observatoire de Paris
)
Aurelien Hees
(
SYRTE - Observatoire de Paris
)
Etienne Savalle
(
SYRTE, Observatoire de Paris
)
Olivier Minazzoli
(
Artemis, OCA and CSM
)
Pacome Delva
(
SYRTE, Observatoire de Paris
)
Benjamin Roberts
(
SYRTE, Observatoire de Paris
)
Yevgeny Stadnik
(
Johannes Gutenberg University of Mainz
)
Michel Abgrall
(
SYRTE, Observatoire de Paris
)
Jocelyne Guéna
(
SYRTE, Observatoire de Paris
)
Can laboratory experiments help to characterize Dark Energy?
Sebastien Bize
(
SYRTE, Observatoire de Paris
)
Aurelien Hees
(
SYRTE - Observatoire de Paris
)
Etienne Savalle
(
SYRTE, Observatoire de Paris
)
Olivier Minazzoli
(
Artemis, OCA and CSM
)
Pacome Delva
(
SYRTE, Observatoire de Paris
)
Benjamin Roberts
(
SYRTE, Observatoire de Paris
)
Yevgeny Stadnik
(
Johannes Gutenberg University of Mainz
)
Michel Abgrall
(
SYRTE, Observatoire de Paris
)
Jocelyne Guéna
(
SYRTE, Observatoire de Paris
)
11:50 - 12:10
Room: Amphithéatre
12:10
Testing for the environmental dependence of the growth rate
-
Ixandra Achitouv
Testing for the environmental dependence of the growth rate
Ixandra Achitouv
12:10 - 12:30
Room: Amphithéatre
12:30
Déjeuner libre
Déjeuner libre
12:30 - 14:00
Room: Amphithéatre
14:00
orateur invité : Résultats de Virgo/LIGO
-
Edward Porter
(
APC Paris
)
orateur invité : Résultats de Virgo/LIGO
Edward Porter
(
APC Paris
)
14:00 - 14:40
Room: Amphithéatre
14:40
Systèmes binaires : l'approche de la théorie effective
-
Adrien Kuntz
(
CPT Marseille
)
Systèmes binaires : l'approche de la théorie effective
Adrien Kuntz
(
CPT Marseille
)
14:40 - 15:00
Room: Amphithéatre
15:00
E pur si muove! A proposal for a real-time detection of our acceleration through space
-
Christian Marinoni
(
Centre de Physique Théorique, Marseille
)
E pur si muove! A proposal for a real-time detection of our acceleration through space
Christian Marinoni
(
Centre de Physique Théorique, Marseille
)
15:00 - 15:20
Room: Amphithéatre
15:20
orateur invité : Conséquences des ondes gravitationnelles sur l'énergie noire
-
Filippo Vernizzi
(
IPhT - CEA Saclay
)
orateur invité : Conséquences des ondes gravitationnelles sur l'énergie noire
Filippo Vernizzi
(
IPhT - CEA Saclay
)
15:20 - 16:00
Room: Amphithéatre
16:00
Théories tenseur-scalaire: où en sommes nous?
-
Karim Noui
(
LMPT Tours
)
Théories tenseur-scalaire: où en sommes nous?
Karim Noui
(
LMPT Tours
)
16:00 - 16:20
Room: Amphithéatre
16:20
pause-café
pause-café
16:20 - 16:50
Room: Amphithéatre
16:50
orateur invité : Simulations numériques pour la cosmologie
-
Yann Rasera
(
LUTH
)
orateur invité : Simulations numériques pour la cosmologie
Yann Rasera
(
LUTH
)
16:50 - 17:30
Room: Amphithéatre
17:30
Cosmic Homogeneity as a standard Ruler
-
Pierros Ntelis
(
Astroparticule et Cosmology Group
)
Cosmic Homogeneity as a standard Ruler
Pierros Ntelis
(
Astroparticule et Cosmology Group
)
17:30 - 17:50
Room: Amphithéatre
17:50
orateur invité : La distribution des galaxies comme sonde cosmologique
-
Sylvain de la Torre
(
LAM
)
orateur invité : La distribution des galaxies comme sonde cosmologique
Sylvain de la Torre
(
LAM
)
17:50 - 18:30
Room: Amphithéatre
19:40
Plan
Plan
19:40 - 19:45
19:50
Le Grand Bistro de Breteuil
Le Grand Bistro de Breteuil
19:50 - 21:50
jeudi 25 octobre 2018
09:00
orateur invité : Nouvelles du projet LSST
-
Emmanuel Gangler
(
LPC
)
orateur invité : Nouvelles du projet LSST
Emmanuel Gangler
(
LPC
)
09:00 - 09:40
Room: Amphithéatre
09:40
A deep learning approach for the classification of supernovae and the estimation of photometric redshifts
-
Johanna Pasquet
(
CPPM
)
A deep learning approach for the classification of supernovae and the estimation of photometric redshifts
Johanna Pasquet
(
CPPM
)
09:40 - 10:00
Room: Amphithéatre
10:00
Results on extensions to LamdaCDM models with Dark Energy Survey
-
Agnes Ferte
(
Jet Propulsion Laboratory
)
Results on extensions to LamdaCDM models with Dark Energy Survey
Agnes Ferte
(
Jet Propulsion Laboratory
)
10:00 - 10:20
Room: Amphithéatre
10:20
Hubble Constant Controversy and astrophysical bias
-
Mickael Rigault
(
LPC
)
Hubble Constant Controversy and astrophysical bias
Mickael Rigault
(
LPC
)
10:20 - 10:40
Room: Amphithéatre
10:40
pause-café
pause-café
10:40 - 11:10
Room: Amphithéatre
11:10
orateur invité : Limites du système solaire et implications + Microscope
-
Agnes FIENGA
(
Institut UTINAM
)
orateur invité : Limites du système solaire et implications + Microscope
Agnes FIENGA
(
Institut UTINAM
)
11:10 - 12:00
Room: Amphithéatre
12:00
SUGAR : A New Model of Type Ia Supernovae for Cosmological Analyses
-
Pierre-François Léget
(
Stanford University
)
SUGAR : A New Model of Type Ia Supernovae for Cosmological Analyses
Pierre-François Léget
(
Stanford University
)
12:00 - 12:20
Room: Amphithéatre
12:20
Les amas dans le scenario LCDM
-
ziad sakr
(
IRAP : Institut de Recherche en Astrophysique et Planétologie
)
Stéphane Ilic
(
Institut de Recherche en Astrophysique et Planétologie
)
Alain Blanchard
(
IRAP , OMP
)
Les amas dans le scenario LCDM
ziad sakr
(
IRAP : Institut de Recherche en Astrophysique et Planétologie
)
Stéphane Ilic
(
Institut de Recherche en Astrophysique et Planétologie
)
Alain Blanchard
(
IRAP , OMP
)
12:20 - 12:40
Room: Amphithéatre
12:40
Déjeuner libre
Déjeuner libre
12:40 - 14:20
Room: Amphithéatre
14:20
The interplay between Dark energy & modified gravity on the amplitude of matter fluctuations discrepancy between CMB and Galaxy Clusters
-
Ziad Sakr
(
IRAP : Institut de Recherche en Astrophysique et Planétologie
)
The interplay between Dark energy & modified gravity on the amplitude of matter fluctuations discrepancy between CMB and Galaxy Clusters
Ziad Sakr
(
IRAP : Institut de Recherche en Astrophysique et Planétologie
)
14:20 - 14:40
Room: Amphithéatre
14:40
Bayesian analysis of peculiar velocity measurements
-
Romain Graziani
(
IPNL
)
Bayesian analysis of peculiar velocity measurements
Romain Graziani
(
IPNL
)
14:40 - 15:00
Room: Amphithéatre
15:00
Probing oscillating cosmic field with neutrons
-
Guillaume Pignol
(
LPSC
)
Probing oscillating cosmic field with neutrons
Guillaume Pignol
(
LPSC
)
15:00 - 15:20
Room: Amphithéatre
15:20
orateur invité : Nouvelles du projet Euclid
-
Françis Bernardeau
(
IAP
)
orateur invité : Nouvelles du projet Euclid
Françis Bernardeau
(
IAP
)
15:20 - 16:00
Room: Amphithéatre
16:00
Temps de discussion: Action nationale dark energy
-
Alain Blanchard
(
IRAP , OMP
)
Temps de discussion: Action nationale dark energy
Alain Blanchard
(
IRAP , OMP
)
16:00 - 16:50
Room: Amphithéatre