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None Re: GenericIon <1GeV Problem 

Forum: Hadronic Processes
Re: None GenericIon <1GeV Problem (Rick Foster)
Re: None Re: GenericIon <1GeV Problem (Dennis H. Wright)
Date: 23 Jun, 2006
From: Vladimir IVANTCHENKO <vnivanch@mail.cern.ch>

On Thu, 22 Jun 2006, Dennis H. Wright wrote:

> *** Discussion title: Hadronic Processes
> Email replies to PublicHyperNews@slac.stanford.edu must include:
>   In-Reply-To: <"/hadronprocess/518/1"@geant4-hn.slac.stanford.edu>
>   Subject: ...change this to be about your reply.
> 
> Hi Rick,
> 
>     The Wilson abrasion model has a default lower energy limit of 70 MeV
> per nucleon and your particles are falling below that.   Geant4 does not
> have any model that covers this range, but what you can do is stretch the 
> applicable energy range by doing the following:
> 
> G4WilsonAbrasionModel* AbrModel = new G4WilsonAbrasionModel(AblModel);
> G4IonInelasticProcess* ionInelProcess = new G4IonInelasticProcess();
> AbrModel->SetMinEnergy(0.0);
> ionInelProcess->RegisterMe(AbrModel);
> 
> That should get you running.   However, if you are concerned with the
> details of ion collisions below 70 MeV, you may want to develop your 
> own model.
> 
> Dennis
> 
>         

Hello,

One can try Binary Cascade for ions - there are no lowenergy limit. It 
can work for any projectile ion but was validated only for relatively low 
Z ions like C12. The example of Physics List is in

examples/extended/electromagnetic/TestEm7 and some others. 
 
VI

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