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Forum: Hadronic Processes
Re: Question Can't pick up Li-7 in a BNCT model (Leila Moghadasi)
Date: 25 Sep, 2014
From: michel maire <michel maire>

On Thu, 25 Sep 2014 05:33:32 GMT, Leila Moghadasi wrote:
> Dear Geant4 expert,
> 
> I am trying to simulate BNCT. I used QGSP_BIC_HP reference physics list
> for hadronic processes and use sensitive detector class for tracking
> particles. I want to tally the dose from n(B-10,Li-7)He-4 nuclear
> reaction (neutron is thermal), however, I can only pick up alpha
> particle and lithium 7 is rarely picked up. I've already read the answer
> to a similar question in this link:(
> http://hypernews.slac.stanford.edu/HyperNews/geant4/get/hadronprocess/1365/1/1.html
> )explaining the limitation of cascade models for low energy hadrons. My
> question is, if there is any other way that I can pick up the dose from
> this reaction, I just want the combined dose from alpha and lithium and
> don't care about their individual deposited dose?
> 
> Thank for your help, Leila
> 

 Here is a run of Hadr03: macro and output.
 As you can see, Li7 is produced with kinetic energy between ~830 keV -> 1 MeV

   Attachment:
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2014/09/25/02.10-21067-leila.mac.txt
      http://hypernews.slac.stanford.edu/HyperNews/geant4/get/AUX/2014/09/25/02.10-37577-leila.out.txt

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