[Gate-users] meaning of special cuts commands

[Cheng Xu]

Thanks Loic, 

Do you know the meaning of min remaining range?

Best regards,

Cheng


On Jun 6, 2014, at 9:45 AM, Grevillot Loic wrote:

> Hi Cheng,
>  
> You right, below MinRange or MinEnergy, the tracking of the particle is stopped and energy is deposited locally.
> Geant4 uses “cuts” in distance: as you define geometries in mm/cm, it is easier to define consistent “cuts” in distances.
> However, there is obviously a correlation between particle range and particle kinetic energy and if preferred, you can use “cuts” in energy.
> This is also useful for cross comparisons with other MC codes which define “cuts” in energy only.
>  
> Hope this helps.
> Loic
>  
>  
> From: gate-users-bounces at lists.opengatecollaboration.org [mailto:gate-users-bounces at lists.opengatecollaboration.org] On Behalf Of Cheng Xu
> Sent: Freitag, 6. Juni 2014 09:12
> To: Gate Users
> Subject: [Gate-users] meaning of special cuts commands
>  
> Dear all,
>  
> I want to use special cuts to increase the speed of simulations, but not really sure the meaning of two commands, could anyone explain to me about them? Thanks in advance!
>  
> What is the min kinetic energy? does that mean if the energy of a particle lower than this value, it would stop and be absorbed?
>  
> And what is the min remaining range?
>  
> Best regards,
>  
> Cheng
>  
> /gate/physics/SetMinKineticEnergyInRegion world 1 keV
> /gate/physics/SetMinRemainingRangeInRegion world 0.02 mm
>  
>  
>  
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