[Sbs_gems] [EXTERNAL] GEM current linearity studies so far

Anuruddha Rathnayake adr4zs at virginia.edu
Thu Oct 28 22:44:32 EDT 2021


Hi Nilanga,

Sorry about the delay.
Please find the plots with the changes you requested and let me know what
you think.

Best,
Anuruddha

On Mon, Oct 25, 2021 at 11:07 PM Liyanage, Nilanga K (nl8n) <
nl8n at virginia.edu> wrote:

>
>
> Thanks Anuruddha, these are great. A few comments:
>
>
>    1. Remove the first and second points from the right hand plots: since
>    these were used to determine the line, we should not get the deviation for
>    these points
>    2. For the UVa XY modules, please discard the point at 1 uA; the GEM
>    current at this setting is too small to be reliable, and this could be in
>    the charge up region. Please use points 2 and 3 for the line for these
>    modules
>
>
> Best
>
> Nilanga
>
>
> ------------------------------
> *From:* Sbs_gems <sbs_gems-bounces at jlab.org> on behalf of Anuruddha
> Rathnayake <adr4zs at virginia.edu>
> *Sent:* Monday, October 25, 2021 9:24 PM
> *To:* Sbs_gems at jlab.org <Sbs_gems at jlab.org>
> *Subject:* [Sbs_gems] [EXTERNAL] GEM current linearity studies so far
>
> Dear All,
>
> Please find the GEM current linearity studies done so far with beam on.
>
> They are under the conditions of:
>
>    - 1 pass configuration with LH2 target
>    - 2 pass configuration with LH2 target
>    - 2 pass configuration with LD2 target
>
>
> Please let me know if there are any questions/comments.
>
> Best regards,
> Anu
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://mailman.jlab.org/pipermail/sbs_gems/attachments/20211028/214a88bc/attachment-0001.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: SBS4_LD2.pdf
Type: application/pdf
Size: 52834 bytes
Desc: not available
URL: <https://mailman.jlab.org/pipermail/sbs_gems/attachments/20211028/214a88bc/attachment-0003.pdf>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: SBS4_LH2.pdf
Type: application/pdf
Size: 54241 bytes
Desc: not available
URL: <https://mailman.jlab.org/pipermail/sbs_gems/attachments/20211028/214a88bc/attachment-0004.pdf>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: SBS1_LH2.pdf
Type: application/pdf
Size: 53075 bytes
Desc: not available
URL: <https://mailman.jlab.org/pipermail/sbs_gems/attachments/20211028/214a88bc/attachment-0005.pdf>


More information about the Sbs_gems mailing list