[Gate-users] Carbon beam settings

[David Sarrut]

Hello,

we also experiencing similar issue, there is definitely a bug somewhere,
currently still not identified. It worked with previous versions, or with
proton or carbon 11.

Which physic list are your using ?

Sincerely,
David


On Wed, May 28, 2014 at 8:20 AM, Mikhail Polkovnikov <
mikhail.polkovnikov at gmail.com> wrote:

> Dear gate-users,
>
>
> I try to simulate a Bragg curve from carbon beam with energy of 270 MeV
> per nucleon.
> My setting for the beam are:
>
> /gate/source/addSource Carb12 gps
>
> /gate/source/Carb12/gps/particle ion
> /gate/source/Carb12/gps/ion 6 12 6 0 # zeros
> #/gate/source/Carb12/gps/ion 6 11 6 0 # valid data
> /gate/source/Carb12/gps/pos/type Beam
> /gate/source/Carb12/gps/pos/rot1 0 1 0
> /gate/source/Carb12/gps/pos/rot2 1 0 0
> /gate/source/Carb12/gps/pos/shape Circle
> /gate/source/Carb12/gps/pos/centre 0 0 0 mm
> /gate/source/Carb12/gps/pos/sigma_x 2 mm
> /gate/source/Carb12/gps/pos/sigma_y 2 mm
> /gate/source/Carb12/gps/ene/mono 3240 MeV # 270 MeV per nucleon
> /gate/source/Carb12/gps/ene/type Mono
> /gate/source/Carb12/gps/direction 0 0 1
>
> The problem that DoseActor file contains only zeros, but when i change ion
> type from carbon 12 to carbon 11 "/gate/source/Carb12/gps/ion 6 11 6 0" the
> dose distribution data for the Bragg curve becomes correct. What is the
> proper way for carbon 12 beam?
>
>
> Best regards,
>
> Mikhail,
> Institute for High Energy Physics, Protvino
>
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-- 
David Sarrut, Phd
Directeur de recherche CNRS
CREATIS, UMR CNRS 5220, Inserm U 1044
Centre de lutte contre le cancer Léon Bérard
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