[Halld-physics] Linear polarization in GlueX: Run 3185

[Richard Jones]

Justin,

Very nice results! Even with the low statistics it represents a milestone.
So glad we got those 3 hours. There should be a sizeable omega in there
too, for some more low-hanging fruit.

-Richard Jones

On Wed, May 6, 2015 at 9:48 AM, Justin Stevens <jrsteven at mit.edu> wrote:

> Hey Physics Folks,
>
> I've been looking at one of the final production runs we collected this
> spring with the diamond radiator (Run 3185).  The slides linked below show
> the cuts used to select exclusive p+rho and p+pi0 final states in the data
> from that run.  The observed azimuthal distributions for events from the
> coherent peak region show significant asymmetries for both the p+rho and
> p+pi0 final states which are expected for the linearly polarization photon
> beam.
>
> http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=2700
>
> -Justin
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