g4Simple/run_alpha.mac at main · nuRiceLab/g4Simple · GitHub

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# Macro file for example B1
# Some Very Good Examples of GPS
#
# Can be run in batch, without graphic
# or interactively: Idle> /control/execute run1.mac
#
# Change the default number of workers (in multi-threading mode)
#
# Initialize kernel
/run/numberOfThreads 1

# Custom Geometry related commands
/Geometry/ArPhase Gas
/Geometry/steplim 0.7 mm


/run/initialize
#
/control/verbose 2
/run/verbose 2
/event/verbose 0
/tracking/verbose 0
#
#
/gps/particle alpha
/gps/pos/type Point
/gps/pos/centre 0 0 0 cm
/gps/ang/type iso

# momentum direction
#/gps/direction 0 0 -1
# Mono Energetic
#/gps/ene/type Mono
#/gps/energy 7 eV

# Gaussian Profile
/gps/ene/type Gauss
/gps/ene/mono 1 MeV
/gps/ene/sigma 200 keV

# Uniform distribution
#/gps/ene/type Lin
#/gps/ene/min 1 eV
#/gps/ene/max 10 eV
#/gps/ene/gradient 0
#/gps/ene/intercept 1

# run number of events
/run/beamOn 10000