[Astronomy seminar] Astronomy seminar TODAY @ 10:30 FC61: Sofie Liljegren

[Astronomy seminar announcements]

On 2019-03-18 09:08, Alexis Brandeker wrote:
> Astronomy seminar
> ================
>
> Time & location: Friday 22/3, 10:30 in FC61
>
> Speaker: Sofie Liljegren (SU)
>
> Title: Stellar winds of cool giants
>
> Abstract:
> Exploring and understanding the lives and deaths of stars are
> fundamental goals of astronomical research. Stars in the late stages of
> stellar evolution are of particularly interest as they are major sites
> for nucleosynthesis, where the processed material later returned to the
> cosmic matter cycle is produced. Massive stars are the main contributors
> of heavy elements through supernova explosions, but
> low-to-intermediate-mass giants are believed to be responsible for at
> least one third of all the carbon produced, a significant fraction of
> the heavier s-process elements as well as (possibly?) a significant
> amount of cosmic dust. Such stars are also (maybe?) progenitors to type
> 1A supernovae. It is of great importance to not only observe but also
> describe these cool giants with realistic models based on first
> principle. In this seminar I will present the main results from my PhD
> thesis, where I theoretically explore the dynamics and mass-loss
> mechanism of low-to-intermediate mass stars on the Asymptotic Giant
> Branch (AGB).
>
> Other upcoming Friday activities:
>
> 29/3 (Fri) @ 10:30 : Emilia Kilpua (Helsinki)
> 5/4 (Fri) @ 10:30: Christian Herenz (SU)
> 12/4 (Fri) : Open slot, NO SEMINAR scheduled (yet)
> 26/4 (Fri) @ 10:30: Ernst de Mooij (Dublin)
> 26/4 (Fri) @ 13:00: PhD defence of Tine Libbrecht in FB52
>
> All welcome!
>         Alexis Brandeker (Astronomy seminar organiser VT 2019)
>
>
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