[FFA_CEBAF_Collab] JULO draft for 6/28
Jay Benesch
benesch at jlab.org
Thu Jun 8 17:21:51 EDT 2023
Alex,
For this audience, layout is sufficient. The users don't care about the
details you want to include.
Jay
On 6/8/23 16:58, Alex Bogacz wrote:
> Dear Colleagues,
>
> I worry about the second bullet on slide 11…
>
> ‘ The emittance values previously provided are not valid and will not be
> until there is a layout. Beam size will then be recalculated.’
>
>
> In fact, we have a layout. What is missing to complete the emittance
> dilution budget are the splitters. We already heave a preliminary
> emittance budget for the FFA arcs and the new Spr/Rec.
>
> I would refine the statement as:
>
>
> ‘The emittance dilution budget previously provided include contributions
> from the FFA arcs and the new Spr/Rec, one still needs to include
> emittance dilution coming from the horizontal splitters as they are
> being designed. Beam size will then be recalculated.’
>
>
> Please, let me know if you agree…
>
> Thanks.
>
>
> Cheers,
>
>
> Alex
>
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