[Astronomy seminar] Astronomy Seminar on Friday 15 December

[Astronomy seminar announcements]

All,

A reminder about tomorrow's Astronomy seminar, the last of the year.

Matt



On 12/11/17 18:46, Matthew Hayes wrote:
> Dear all,
> 
> The next Astronomy Seminar, and the final one for the 2017, will be:
> 
> *** Friday 15 of December from 10:30 to 11:30 at FC 61 ***
> 
> Welcome.
> 
> Speaker: Celine Peroux, Laboratoire dʼAstrophysique de Marseille
> 
> Title: The Cosmic Baryon Cycle: Accretion, Outflows and the 
> Circum-Galactic Medium
> 
> Abstract: Studies of the circumgalactic medium are crucial for 
> understanding both the inflows of gas accreting into galaxies and the 
> outflows carrying away the energy and metals generated inside galaxies. 
> We have shown that a powerful tool to study this so-called "baryon 
> cycle" is offered by absorption lines observed in background quasar 
> spectra which trace the neutral gas reservoir for star formation. It is 
> also essential to complement the absorption spectroscopy with imaging of 
> the stellar component and cold gas content of the absorbing galaxies. We 
> find that while Integral field spectroscopy (IFS) has proven an 
> efficient way to detect these objects in emission, radio observations 
> are just starting to unveil their molecular gas content. I will present 
> new MUSE and ALMA observations which, together, provide fresh clues on 
> the physics of gas flows. I will
> discuss prospects of detecting the circumgalactic medium in emission and 
> other future progress which will likely impact galaxy formations studies 
> at all cosmic epochs.