ed ? oduction - ias.u-psud.fr€¦ · hervé dole (ias), michael joyce (lpnhe), mathieu langer...

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.



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

?

? 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



context



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Hu & White, 2004

cosmological background

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Planck 15 months

Planck Collaboration, 2013

Feb-2015

the universe at 2.10-5 of its present age

6 millions pixels of 5’



and a fairly wide coverage !

7Feb-2015

March 21st or 22nd, 2013



and now w

ith polarization !



8

Planck, full mission

Planck Collaboration, Feb 2015

and now w

ith polarization !



9

Planck, full mission

Planck Collaboration, Feb 2015

updated Universe’ timeline



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cosmological backgrounds



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Dole et al., 2006 ; D

ole 2010 HD

R

Dole &

Bétherm

in in prep




12




13

Planck C

ollaboration XV, 2013

Reichardt et al., 2011




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Planck C

ollaboration XV, 2013

Reichardt et al., 2011

primordial

Universe & recom

bination

structure formation

& evolution & reionization

structuration of matter



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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



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clusters, galaxies



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galaxies



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one last word



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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


ology - Dole/Joyce/Langer20

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



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ed ? oduction - ias.u-psud.fr€¦ · hervé dole (ias), michael joyce (lpnhe), mathieu langer...

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