Séminaires

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18 février 2020

Shearing and shaping the dwarf galaxies of the Local Group

Le 6 février 2015 De 10h30 à 12h00 Noam LIBESKIND AIP, Potsdam Dwarf galaxies are the smallest yet most most abundant cosmological objects in existence. Yet owing to their low luminosity, they can only be seen in the immediate neighborhood of the Milky Way, a region known...

18 février 2020

The formation of giant planets on snowlines

Le 30 janvier 2015 De 10h30 à 12h00 Mohamad Ali-Dib Observatoire de Besançon   The properties and chemical compositions of giant planets strongly depend on their formation locations. The formation mechanisms of the ice giants Uranus and Neptune, and their elemental and...

18 février 2020

First science with MUSE: an overview

Le 16 janvier 2015 De 10h30 à 12h00 Roland BACON CRAL Lyon Six months after the start of science  operation and just a year after its first light, the 2nd generation VLT panoramic integral field spectrograph MUSE has already produced new science results. After a short...

18 février 2020

Cosmological simulations of structure formation

Le 19 décembre 2014 De 10h30 à 12h00 Benjamin L'HUILLIER Korea Institute for Advanced Study, Seoul Cosmological simulations have become a powerful tool to describe the non-linear regime of structure formation. After reviewing the main aspects of cosmological simulations, I...

18 février 2020

Looking for the identity of the dark matter in our backyard

Le 15 décembre 2014 De 14h00 à 16h00 Carlos FRENK Institute for Computational Cosmology, University of Durham One of the most impressive advances in Physics in the past three decades is the development of the ``standard model of cosmology,'' LCDM (where L stands for...

18 février 2020

The disc-spin-jet connection in stellar and supermassive black holes

Le 12 décembre 2014 De 10h30 à 12h00 Chris Done University of Durham, UK Black hole spin is difficult to measure as it leaves an imprint only close to the horizon, but it may be required to produce most dramatic relativistic jets seen in the flat spectrum radio quasars (FRII)...

18 février 2020

Radiation Pressure Confinement

Le 5 décembre 2014 De 10h30 à 12h00 Jonathan Stern Max-Planck-Institut für Astronomie, Heidelberg Photo-ionization modelling of emission and absorption lines is widely used to derive metal abundances in quasars and star forming regions, constrain quasar and stellar spectra...

18 février 2020

The Role of Spiral Arms on the Star-Formation Process

Le 28 novembre 2014 De 10h30 à 12h00 David EDEN Observatoire astronomique de Strasbourg The role of spiral arms in the star-formation process is unclear but the production of a quantitative relationship between changes in the star-formation efficiency, and stellar initial mass...

18 février 2020

Understanding the Milky Way with Hamiltonian Mechanics

Le 21 novembre 2014 De 10h30 à 12h00 Giacomo MONARI Observatoire astronomique de Strasbourg I present a short summary of Hamiltonian Mechanics and how it can be used to understand the structural and kinematic properties of the Milky Way. I start with the most relevant basic...