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Forum: Event and Track Management
Re: None UserSteppingAction : getting copy number (Victor Meldrew)
Re: Feedback Re: UserSteppingAction : getting copy number (Gumplinger Peter)
Re: None Re: UserSteppingAction : getting copy number (Victor Meldrew)
Re: More Re: UserSteppingAction : getting copy number (Victor Meldrew)
Re: Feedback Re: UserSteppingAction : getting copy number (Gumplinger Peter)
Date: 18 Jul, 2014
From: michel maire <michel maire>

On Fri, 18 Jul 2014 20:20:36 GMT, Gumplinger Peter wrote:
> > I naively thought that each gamma produced from the annihilation event
> > would have a unique identifier that is preserved as that gamma goes
> > through multiple interactions.
> 
> This assumption is risky. I think it's true for Compton scattering.
> Stepping verbose should tell you.
> 

 Right. Compton scattering is the only case where incident gamma is scattered, keeping its identity.
 In other processes (e.g.. photo effect and e+,e- creation) the incident gamma is destroyed.

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1 Idea: Re: UserSteppingAction : getting copy number   (Justin Clinton - 23 Jul, 2014)
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