[BDXlist] Catania measurements: Data vs MC comparison
Andrea Celentano
andrea.celentano at ge.infn.it
Fri Mar 3 11:49:37 EST 2017
Attached - no selection at all in this case (that means that basically
ALL what we see in the data are cosmics, since just cosmics where in the
simulation)
Quality is good - but the calibration is not trivial in this case -
hence I do not know how to improve this.
A
On 03/03/2017 05:24 PM, Marco Battaglieri wrote:
> Dear Andrea,
> the comparison of the 16 channels of the calorimeter looks wonderful!!
> Whit this result in hands we can really think to write a paper about
> the prototype including the comparison withthe MC.
> What about the 'old' crystal? do you have any results?
> Cheers
> Marco
>
> Andrea Celentano wrote:
>> Dear all,
>> just want to share with you the newest result from Catania Data vs MC
>> comparison: the comparison has been made by selecting events with
>> signals from 4 crystals in a column in the matrix above threshold (to
>> select vertical cosmic rays): note that in data (blue) and mc (Red)
>> histograms the scale is absolute (Hz/MeV), i.e. no "ad-hoc"
>> normalization has been used.
>> Main issues that have been fixed in MC are:
>>
>> 1) Distribution of primary cosmic rays and their normalization -
>> according to the proper definition of "flux" as "fluence differential
>> wrt time"
>> 2) Spread induced in the charge collection due to the finite crystals
>> attenuation length.
>>
>> I'll talk more about these results next Tuesday meeting, but I'd like
>> to share this good result with you.
>>
>> Bests
>> Andrea
>>
>>
>>
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