[Astronomy seminar] TODAY at 10:30 FC61: Jonathan Tennyson

[Astronomy seminar announcements]

Note also that Esha Kundu’s defence this afternoon has changed room to FB53.

> On 4 Feb 2019, at 03:37, Alexis Brandeker <alexis at astro.su.se> wrote:
> 
> On Friday at 10:30 in FC61 there will a joint Astronomy and Atomic & 
> Chemical physics seminar by Jonathan Tennyson (UCL) who will give a bit 
> more technical talk than his general colloquium on Thursday. Also on 
> Friday but at 13:00, Esha Kundu will defend her PhD thesis on "Radio 
> Emission from Supernovae" in *FB53*.
> 
> Speaker:  Jonathan Tennyson (UCL)
> 
> Title: Calculating accurate spectra for water and other small molecules 
> from first principle
> 
> Abstract:
> The equations of quantum mechanics provide a complete framework to 
> compute the spectra of molecules; doing this accurately requires 
> detailed numerical treatment of both the electronic and nuclear motion. 
> To obtain transition frequencies close to experimental accuracy requires 
> the consideration of many effects not usually considered in standard 
> electronic structure calculations; conversely experience shows that it 
> is often possible to compute transition intensities with lower 
> uncertainty than they can be measured. The seminar will discuss some of 
> the methods used for these studies focusing on atmospherically and 
> astronomically important molecules such as water, CO2 and H3+.
> 
> Other upcoming events:
> 
> 14 Thu 15:00 FC61 Seminar Steven Longmore
> 15 Fri   13:00 FA31 PhD defence Matteo Messa
> 22 Fri   10:30 FC61 Seminar Rubén Asemsio Torres
> 
> All welcome!
>    Alexis Brandeker (Astronomy seminar organiser VT 2019)
> 
> 
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