[gate-users] no e-/e+ tracking!

Assen Kirov kirova at mskcc.org
Fri Jul 22 15:33:58 CEST 2005


You may get e- with range larger than 100 mm in air (it is a global 
generation threshold).
Make it 100 m.  But  that will save you only a little bit of time.
Assen

Bastien Guérin wrote:

>Hi,
>
>does anyone knows how to completely turn off the tracking of e+ and e- in
>Gate? Even with the following parameters I still record e+/e- interactions
>in my ASCII gateHits.run outputs, whereas I don't need them and it's highly
>CPU consuming.
>
>#       P H Y S I C S
>
>
>#       EM  P R O C E S S
>/gate/physics/gamma/selectRayleigh inactive
>/gate/physics/gamma/gammaConversion inactive
>/gate/physics/gamma/selectPhotoelectric standard
>/gate/physics/gamma/selectCompton lowenergy
>
>#       I N A C T I V E    S E C O N D A R Y   E L E C T R O N S
>/gate/physics/setElectronCut 100. mm (the material is BGO)
>
>#       I N A C T I V E    X - R A Y S
>/gate/physics/setXRayCut 1. MeV
>/gate/physics/setDeltaRayCut 10. MeV
>
>/gate/physics/verbose 2
>
>Many thanks,
>
>BG
>
>----
>
>Bastien Guerin
>PhD candidate, University of Paris
>Visiting Fellow, Harvard University
>work: 617-525-6629
>urgent: 617-817-2762
>
>_______________________________________________
>gate-users mailing list
>gate-users at lphe1pet1.epfl.ch
>http://lphe1pet1.epfl.ch/mailman/listinfo/gate-users
>
>  
>

-- 
Assen S. Kirov, Ph.D.
Assistant Attending Physicist
Department of Medical Physics, Room S-1119H
Memorial Sloan-Kettering Cancer Center
1275 York Avenue,  New York, NY 10021
tel (212) 639-7126, fax (212) 717 3010



 
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