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Forum: Hadronic Processes
Re: Question bug? in Be(p,n) reaction gamma spectrums using QGSP_BERT_HP and QGSP_BIC_HP has big difference (ja)
Date: 11 Dec, 2013
From: michel maire <michel maire>

On Sun, 08 Dec 2013 09:47:51 GMT, ja wrote:
>
> 
> the gamma ray spectrum given by QGSP_BIC_HP has a strong peak at 3.5 MeV
> due to 9 Be(p,a)6 Li, while the spectrum obtained using QGSP_BERT_HP is
> a continues one without peak.
> 
 I ran Hadr03 with following macro, for 3 physics constructors : bertini, qbbc (which use binary cascade) and inclxx.
 Gamma plots confirm what you say. Log files give some informations of what happens.
 I am not expert enough to tell you which physics is/are correct or not.

 #
 # Macro file for "Hadr03.cc"
 #
 /control/verbose 2
 /run/verbose 2
 #
 /testhadr/det/setIsotopeMat Be9 4 9 1.85 g/cm3 
 #
 /run/initialize
 #
 /gun/particle proton
 /gun/energy 9 MeV
 #
 /process/list
 /process/inactivate hadElastic
 #
 /analysis/setFileName jack_incl
 /analysis/h1/set 3  100  0 5 MeV	#gamma
 #
 /run/beamOn 100000  

   Attachment:
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2013/12/11/08.16-38652-bert.log.txt
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2013/12/11/08.16-20040-incl.log.txt
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2013/12/11/08.16-66731-qbbc.log.txt
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2013/12/11/08.16-96302-bert.gif
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2013/12/11/08.16-66894-incl.gif
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2013/12/11/08.16-98328-qbbc.gif

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1 None: Re: bug? in Be(p,n) reaction gamma spectrums using QGSP_BERT_HP and QGSP_BIC_HP has big difference   (=?ISO-8859-1?Q?Jos=E9_Manuel_Quesada_Molina?= - 02 Jan, 2014)
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