[Solid_software] Fwd: Re: [EXTERNAL] gammas on deuterium

[Lorenzo Zana]

Hi,

just to inform the collaboration that the problem with neutron 
production with the Deuterium target will probably be solved with the 
coming release of GEANT4.


Lorenzo



-------- Forwarded Message --------
Subject: 	Re: [EXTERNAL] gammas on deuterium
Date: 	Wed, 13 Nov 2019 17:22:11 -0500
From: 	Lorenzo Zana <zana at jlab.org>
To: 	Wright, Dennis H. <dwright at slac.stanford.edu>, Maurizio Ungaro 
<ungaro at jlab.org>



Great,

we really appreciate the effort on solving this problem. As soon as I 
can test it I will send you the updated plots.


Lorenzo


On 11/13/19 5:18 PM, Wright, Dennis H. wrote:
> Hi,
>
>      I have completed and committed code to the Geant4 repository 
> which should give a much better modeling of the gamma-deuteron final 
> state.  This is part of the Bertini cascade which is used as the 
> back-end of the electro-nuclear process. The new code will be part of 
> the Geant4 10.6 release coming out in early December.
> Hopefully you will see an improvement in the Geant4 curve on the plot 
> you showed in September.  Your validation of this will be very useful.
>
>  I plan to extend this work to tritons and 3He when I have time.
>
> Dennis
>
-- 
——————————
Lorenzo Zana
Radiation Physicist
Jefferson Lab
Tel. (O): +1 (757)269-6435
Web:http://userweb.jlab.org/~zana/

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