Cosmology II

lphy2237  2017-2018  Louvain-la-Neuve

Cosmology II
5 credits
22.5 h + 7.5 h
Q1
Teacher(s)
Ringeval Christophe;
Language
English
Prerequisites
Bachelor + Master 1 with
General Relativity (PHY1323)
Cosmology I (PHY2126)
Fundamental Interactions (PHY2121) Optional : Electroweak Interaction (PHY2224)
Main themes
Inhomogeneous universe, theory of cosmological perturbations, cosmic microwave background anisotropies, the early universe.
-The inhomegeneous universe * CMB anisotropies and large scale structures * Horizon and flatness problem, the origin of inhomogeneities - Theory of cosmological perturbations * Gauge invariance, decomposition Scalar- Vector-Tensor * Perturbed metric and Einstein equations * Density fluctuations, evolution and power spectrum - Cosmic microwave background anisotropies * Photon propagation * Perturbed Boltzmann equation * Angular power spectrum * Initial conditions and cosmological parameter estimation
Aims

At the end of this learning unit, the student is able to :

1

This course introduces the concepts required to understand modern Cosmology. It addresses the evolution of cosmological perturbations from the radiation era to the formation of galaxies, while discussing their imprints in the cosmic microwave background.

 

The contribution of this Teaching Unit to the development and command of the skills and learning outcomes of the programme(s) can be accessed at the end of this sheet, in the section entitled “Programmes/courses offering this Teaching Unit”.
Content
-The inhomegeneous universe
* CMB anisotropies and large scale structures
* Horizon and flatness problem, the origin of inhomogeneities
- Theory of cosmological perturbations
* Gauge invariance, decomposition Scalar- Vector-Tensor
* Perturbed metric and Einstein equations
* Density fluctuations, evolution and power spectrum
- Cosmic microwave background anisotropies * Photon propagation
* Perturbed Boltzmann equation
* Angular power spectrum
* Initial conditions and cosmological parameter estimation
Teaching methods
Lectures on blackboard
Evaluation methods
Written exam
Faculty or entity
PHYS


Programmes / formations proposant cette unité d'enseignement (UE)

Title of the programme
Sigle
Credits
Prerequisites
Aims
Master [120] in Physics