[G14_run] Test on the eloss package

Eugene Pasyuk pasyuk at jlab.org
Thu Apr 10 11:25:18 EDT 2014


Thanks, Haiyun

I'll take a look in the code.

-Eugene

----- Original Message -----
> From: "Haiyun Lu" <hlu at jlab.org>
> To: "g14 run" <g14_run at jlab.org>
> Sent: Wednesday, April 9, 2014 5:16:48 PM
> Subject: [G14_run] Test on the eloss package
> 
> Dear g14ers,
> 
> I did a straight test on the eloss package of g14. I made up some
> events
> of proton and pi-. They are at fixed vertex position at (0,0,-7.5),
> which is the center of the target. They are at the fix polar angle,
> 90
> degree, which is perpendicular to the beam line. The azimuthal angle
> and
> the momentum are variable. Then I plot the energy loss versus the
> momentum for proton and pi-. I attached a file "eloss_test.png".
> There
> are two bands in the histogram. The upper one is for proton and the
> lower one is for pi-.
> 
> Best regards,
> Haiyun
> 
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