[Isac-journal-club] Journal Club Now (3:30)

[journalclub]

The projector is warming.
Snacks are out.
Journal Club Time

On 7 March 2018 at 08:16, journalclub <journalclub at triumf.ca> wrote:

> Hello All,
>
> ​Today's
>  Journal club (Wed 7th
> ​ 3:30PM MOB theory room​
> ) Mukut will be presenting the attached nature paper.
>
> He has provided a link to very short intro piece (tl;dr version) which
> should help lead us in to the paper:
> https://www.nature.com/articles/533044a?lang=en
>
> Main paper link:
> https://www.nature.com/articles/nature17669
>
> Enjoy.
>
> ​
> Here are the points to consider for the discussion.
>
> 1/ The measurement relies on Internal conversion of  neutral 229mTh.
> 2/ Steps that are followed->Make 229mTh ion-> Separate 229mTh ion from
>       other stuff->neutralize on a detector->Make sure detector response
> is due to
>        229mTh.
> 3/ How does this help to make a clock ?
> 4/ What is special about this transition ?
> 5/ Why has it taken so long to detect this transition ?
> 6/ The half life changes depending on charge state.
> 7/ Once the transition is confirmed how is the energy range of this decay
> estimated ?
> 8/ How realistic is a goal of having  a nuclear clock in a decade from now
> ?
> ​
>
>
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