| Re: Geant3 tracking cuts for the EMC [message #9570 is a reply to message #9565] |
Fri, 16 October 2009 16:29   |
Bertram Kopf
Messages: 110
Registered: March 2006
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continuous participant |
From: *ep1.ruhr-uni-bochum.de
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Hi Christian,
to be more precise, here is the complete list with the individual range cuts and the equivalent energy thresholds for the PB simulations:
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Cuts in range (mm)
Material gamma e- e+
-----------------------------------------------------
Air 1 1 1
Carbon 1 1 1
Aluminum 1 1 1
Silicon 1 1 1
Stt_AlBe 1 1 1
Mylar 1 1 1
Stt_Ar_CO2_90_10 1 1 1
CarbonFiber 1 1 1
DCgas 1 1 1
Gem_G10 1 1 1
Gem_ArCO2 1 1 1
Plastic 1 1 1
quartz 1 1 1
Argon 1 1 1
Iron 1 1 1
Vacuum 1 1 1
Stainless steel 1 1 1
Al+Be 1 1 1
Aluminium 1 1 1
Copper 1 1 1
E_PWO 1 1 1
E_CarbonFibre 0.01 0.01 0.01
Fsc_Lead 0.1 0.1 0.1
Fsc_Scintillator 0.1 0.1 0.1
Cuts in energy (MeV)
Material gamma e- e+
-----------------------------------------------------
Air 0.00099 0.00099 0.00099
Carbon 0.00329462 0.568011 0.554196
Aluminum 0.00688731 0.59668 0.568011
Silicon 0.00688731 0.540718 0.521113
Stt_AlBe 0.00452342 0.46646 0.449547
Mylar 0.00297898 0.417539 0.4024
Stt_Ar_CO2_90_10 0.00099 0.00120121 0.00118651
CarbonFiber 0.00236543 0.547416 0.527568
DCgas 0.00099 0.00099 0.00099
Gem_G10 0.00413892 0.478087 0.46646
Gem_ArCO2 0.00099 0.00099 0.00099
Plastic 0.00236895 0.355791 0.347138
quartz 0.00551637 0.534102 0.514737
Argon 0.00099 0.00099 0.00099
Iron 0.0208323 1.28002 1.21851
Vacuum 0.00099 0.00099 0.00099
Stainless steel 0.0208323 1.31192 1.23361
Al+Be 0.00336548 0.502219 0.484009
Aluminium 0.00688731 0.59668 0.568011
Copper 0.0246072 1.39521 1.31192
E_PWO 0.0847768 1.13176 1.06419
E_CarbonFibre 0.00099 0.0330634 0.0326589
Fsc_Lead 0.0293406 0.239945 0.231245
Fsc_Scintillator 0.000995281 0.0853134 0.0842696
As you can see there, the standard cut is 1mm. For thin materials like carbon fibres or the scintillators/absorbers within the forward spectrometer 1-2 orders of magnitude lower range cuts have been used.
Cheers,
Bertram.
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