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TRANSCRIPT
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Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
11
Hervé Dole (IAS), Michael Joyce (LPNHE),
Mathieu Langer (IAS)
introduction:how
the Universe gets structured ?
our scientific ambition
understanding the structure & the evolution of the universe and its constituents, in particular its fundam
ental physical laws.
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
2
! conception, développement, réalisation, tests, étalonnage d’instrum
ents! opération des instrum
ents! analyse et interprétation des données! archivage, diffusion de produits scientifiques à haute valeur ajoutée! développem
ent de modèles, sim
ulations, avancées théoriques! confrontation théorie+m
odèles vs données
the two outstanding questions
Feb-20153
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? hom
ogeneous universe
structured, inhomogeneous
universe
Hervé Dole, IAS - M2NPAC Advanced Cosm
ology - Dole/Joyce/Langer
the two outstanding questions
Feb-20154
?
? inflation m
odels ?
structureform
ation,Λ
CDM
homogeneous universe
structured, inhomogeneous
universe
need for DM and DE
Hervé Dole, IAS - M2NPAC Advanced Cosm
ology - Dole/Joyce/Langer
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context
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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Hu & White, 2004
cosmological background
6
Planck 15 months
Planck Collaboration, 2013
Feb-2015
the universe at 2.10-5 of its present age
6 millions pixels of 5’
Hervé Dole, IAS - M2NPAC Advanced Cosm
ology - Dole/Joyce/Langer
and a fairly wide coverage !
7Feb-2015
March 21st or 22nd, 2013
Hervé Dole, IAS - M2NPAC Advanced Cosm
ology - Dole/Joyce/Langer
and now w
ith polarization !
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
8
Planck, full mission
Planck Collaboration, Feb 2015
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and now w
ith polarization !
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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Planck, full mission
Planck Collaboration, Feb 2015
updated Universe’ timeline
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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cosmological backgrounds
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
11
Dole et al., 2006 ; D
ole 2010 HD
R
Dole &
Bétherm
in in prep
cosmological backgrounds
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
12
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cosmological backgrounds
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
13
Planck C
ollaboration XV, 2013
Reichardt et al., 2011
cosmological backgrounds
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
14
Planck C
ollaboration XV, 2013
Reichardt et al., 2011
primordial
Universe & recom
bination
structure formation
& evolution & reionization
structuration of matter
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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z=6
z=2
z=0 V. S
pringel http://w
ww
.mpa-garching.m
pg.de/galform/data_vis/
100 h-1
Mpc
structuration of matter
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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clusters, galaxies
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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galaxies
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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one last word
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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e.g. Planck HFI – Instrument O
peration Room – Institut d’Astrophysique Spatiale
(c) H. Dole
your professors are working in laboratories at the forefront of research:
take this opportunity for discussions & lab visits !
plan of advanced lecture! lectures 1 – 4 (Hervé)
! introduction to the structured universe, observables, definitions and statistical tools. CM
B, latest Planck results, galaxy form
ation.
! lectures 5 – 7 (Michael)
! review of basics of New
tonian self-gravitating system; cold
dark matter in an expanding universe, from
linear to non-linear regim
e; hierarchical structure formation; N-body
simulation; halo m
odel.
! lectures 8 – 10 (Mathieu)
! The Dark Ages of the Universe; reionization; magnetic field;
cosmic em
ptiness. Feb-2015
Hervé Dole, IAS - M2NPAC Advanced Cosm
ology - Dole/Joyce/Langer20
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NPAC Advanced Cosmology
! Every morning -> check syllabus
! Textbooks -> check syllabus
! Evaluation -> check syllabus! individual 20 m
in oral exam Friday, M
arch 6th afternoon at IAS (2pm
-6pm) (this room
):! 10m
in questions about lectures ! 10m
in questions about a paper (list provided soon)
! Visit of IAS, LPNHE etc. labs possible whevener
Feb-2015Hervé Dole, IAS - M
2NPAC Advanced Cosmology - Dole/Joyce/Langer
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