[Astronomy seminar] Reminder: astro seminar today at 10:30 in FC61

[Astronomy seminar announcements]

A kind reminder of today seminar.

Welcome 

Angela

> On 6 Nov 2018, at 21:40, Angela Adamo <angela.adamo at astro.su.se> wrote:
> 
> Dear all,
> welcome to the next seminar which will take place on Friday the 9th of November at 10:30 in FC61.
> The speaker of this week is Prof. David Kaplan from UW-Milwaukee. 
> David is currently visiting our astronomy department for an extend period of a few months.
> Title and abstract follow below and can also be found in the Albanova agenda.
> https://www.albanova.se/event/astronomy-seminar-the-geometry-energetics-and-environment-of-the-binary-neutron-star-merger-gw170817-the-radio-view/
> 
> Kind regards,
> Alexis and Angela
> 
> The Geometry, Energetics, and Environment of the Binary Neutron Star
> Merger GW170817: The Radio View
> 
> I will discuss the major uncertainties regarding the geometry,
> energetics, and environment of the first EM/GW binary neutron star
> merger GW170817.  In particular I will look at the origin of the radio
> emission, how it differs from the early-time optical/infrared
> emission, and what that tells us about how the explosion proceeded.  I
> will show how constraints from the radio lightcurve, polarization, and
> Very Long Baseline Interferometry helped provide evidence for a broad,
> mildly relativistic "cocoon" along with a narrow jet.  This 
> broke degeneracies in the gravitational wave data analysis to provide
> inclination constraints and improved measurements of the Hubble
> Constant.
>  
> 
> -------------------------------------------------------
> Angela Adamo  
> 
> Department of Astronomy
> Stockholm University and Oskar Klein Centre
> SE-10691 Stockholm - Sweden
> tel: +46 (0)8 5537 8556 
> email: angela.adamo at astro.su.se
> http://ttt.astro.su.se/~adamo
> -------------------------------------------------------
> 
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