Message: Re: /gps/energy 0 eV does not result in a stationary ion Not Logged In (login)
 Next-in-Thread Next-in-Thread
 Next-in-Forum Next-in-Forum

None Re: /gps/energy 0 eV does not result in a stationary ion 

Forum: Particles
Re: Question doubt about the gps/ion ... (Manju Sudhakar)
Re: None Re: lack of inheritance in GPS class (Fan Lei)
Re: Question /gps/energy 0 eV does not result in a stationary ion (Karen Saucke)
Date: 07 Apr, 2005
From: Vladimir IVANTCHENKO <vnivanch@mail.cern.ch>

On Thu, 7 Apr 2005, Karen Saucke wrote:

> *** Discussion title: Particles
> Email replies to PublicHyperNews@slac.stanford.edu must include:
>   In-Reply-To: <"/particles/103/1/1"@geant4-hn.slac.stanford.edu>
>   Subject: ...change this to be about your reply.
> 
> Hello,
> 
> I am simulation the response of different detectors to radioactive
> material. Therfore I am using /gps/particle ion e.g. /gps/ion 27 60 0 0
> for Co60 e.g. /gps/ion 95 239 0 0 for Pu239
> 
> The decay itsef is working great - I tried lots of differnt nuclids.
> 
> when I set /gps/energy 0 eV the given mometum direction is lost (as it
> should be) but the particle is moving through the world. - what should
> not be. It is not important for ions with decay times of some years. -
> Worst case I have to make more runs.
> 
> But for Pu239 with with decay time in the order of thousands years, most
> of the ions have left the world bevore they dacay.
> 
> Is this a bug, that the ions are not stationary? I tried to external
> stop the ions wiht some interactions, (in the physics List of
> GenericIon) but with no effort.
> 
> Thanks for any hint or suggestion.
> 
> Karen
> 

Hi,

what release is used?

VI

Inline Depth:
 1 1
 All All
Outline Depth:
 1 1
 2 2
 All All
Add message: (add)

1 None: Re: /gps/energy 0 eV does not result in a stationary ion   (Karen Saucke - 07 Apr, 2005)
(_ None: Re: /gps/energy 0 eV does not result in a stationary ion   (Vladimir IVANTCHENKO - 07 Apr, 2005)
(_ None: Re: /gps/energy 0 eV does not result in a stationary ion   (Karen Saucke - 08 Apr, 2005)
 Add Message Add Message
to: "Re: /gps/energy 0 eV does not result in a stationary ion"

 Subscribe Subscribe

This site runs SLAC HyperNews version 1.11-slac-98, derived from the original HyperNews


[ Geant 4 Home | Geant 4 HyperNews | Search | Request New Forum | Feedback ]