[g13] comparison btw g13 & g10

[nivanov at jlab.org]

Ok Paul,

Two more questions concerning the g13 data:
1. Have you considered only v2 version or both v1 and v2?
2. Have you applied the momentum corrections to g13?

Thanks,
Nickolay



> They are gD->p, pi-, (p).  We are comparing to make sure we understand
> our data.
>
>   - Paul
>
> On Dec 10, 2009, at 2:29 PM, nivanov at jlab.org wrote:
>
> Hi Paul,
>
> Could you clarify: what is the process you are considering?
> This is unclear from the plots...
>
> Thanks,
> Nickolay
>
>
>
>> I've compared the cross section (d_sigma/d_omega) between g13 & g10,
>> but removing the final state interaction corrections from Wei Chen's
>> g10 analysis (was previously comparing with it in place).  Here are
>> the results (vs cos(theta), red = g13, blue = g10):
>>
>> Egamma = 1100: http://www.jlab.org/~pmatt/1100.gif
>> Egamma = 1300: http://www.jlab.org/~pmatt/1300.gif
>> Egamma = 1500: http://www.jlab.org/~pmatt/1500.gif
>> Egamma = 1700: http://www.jlab.org/~pmatt/1700.gif
>>
>> It looks like something funny is still happening at the back angles,
>> but at least the overall scaling problems are removed.
>>
>>  - Paul
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>
>
>
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>