[Gate-users] PET simulation:Compton scatter events in coincidence output

[Imre Lajtos]

I am using Gate 6.1.
I attached my general macro.
The "pixelated_detector_mp2.mac"  is a regular cylindricalPET and the
phantom is a voxelized phantom (contains the  attachVoxelPhantomSD command).


2013/10/4 Marc Chamberland <MarcChamberland at cmail.carleton.ca>

>  Hi Imre,
>
>  Any number of things could be wrong with your simulations (or it could
> be a rare bug), but it would be easier if you sent the macros you are using
> and told us which version of Gate you have. ;)
>
>  Marc
>
>
>
>  __________________________
>
>  Marc Chamberland, MSc
> PhD candidate
> Department of Physics
> Carleton University
> Ottawa (ON)
>
>
>  On 2013-10-04, at 7:58 AM, Imre Lajtos <lajti00 at gmail.com>
>  wrote:
>
>  Hi everyone,
>
>  I have a problem with the coincidence output.
> I would like to get information about the Compton scatter interactions of
> gamma photons in the simulated phantom volume. Basically the coincidence
> output data separately contain the number of Compton interaction of the
> gammas in the phantom and the crystal.
> I simulate a very large phantom so I should get lot of scatter events.
> However, I get zero Compton events in the phantom.
>
>  Could anyone help me?
>
>  Thanks,
> Imre
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>
>
>
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