[Clas12_high_luminosity] Simulation Update

Mac Mestayer mestayer at jlab.org
Thu Feb 11 15:42:19 EST 2016


Hello Whitney;

The main difference between your results and Mauri's is
that you see more hits in Reg.3 at low wire numbers, right?
Isn't it because Mauri has included beam-pipe shielding
through the torus?		- Mac

"mestayer at jlab.org", (757)-269-7252

On Thu, 11 Feb 2016, Whitney R. Armstrong wrote:

> Dear Collaborators,
>
> First, I have posted some follow-up slides to our discussion on Monday. The 
> new plots have a hit definition that is consistent with Maurizio's.
> You can find my slides and the follow slides at 
> https://clasweb.jlab.org/wiki/index.php/CLAS12_High_Luminosity_-_February_8,_2016
>
> Secondly, as suggested by Latifa, I have performed a self consistency check 
> using the beam on target method previously used. Furthermore, I am using the 
> same beamline geometry as Maurizio, who has graciously provided a GDML 
> version of the geometry.
>
> Please see the following page for the latest results and discussion of the 
> simulations. 
> https://clasweb.jlab.org/wiki/index.php/CLAS12_Drift_Chamber_Occupancy_Simulations
>
> So far the main conclusions are that my simulation is self consistent, and 
> perhaps more importantly, I am getting significantly larger DC occupancies. 
> The cause of this discrepancy remains unclear.
>
> Any comments or questions are greatly appreciated.
>
> Cheers,
> Whit
>
>
> -- 
> Whitney R. Armstrong
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