CrossSectionEnhancement.txtΒΆ

#
i:Ts/NumberOfThreads = 1

# Secondary biasing occurs in the region
# of this component
s:Ge/target/Parent   = "World"
s:Ge/target/Material = "Lead"
s:Ge/target/Type     = "TsBox"
d:Ge/target/HLX      = 1.5 cm
d:Ge/target/HLY      = 1.5 cm
d:Ge/target/HLZ      = 0.5 mm
s:Ge/target/Color    = "yellow"
# Set the region
s:Ge/target/AssignToRegionNaMed = "targetregion"

# Component for scoring
s:Ge/scorer/Parent   = "World"
s:Ge/scorer/Material = "G4_WATER"
s:Ge/scorer/Type     = "TsSphere"
d:Ge/scorer/RMin     = 5 cm
d:Ge/scorer/RMax     = 5.01 cm
s:Ge/scorer/Color    = "yellow"
s:Ge/scorer/AssignToRegionNamed = "scorerregion"

s:Sc/scorer/Quantity   = "EnergyFluence"
s:Sc/scorer/Component  = "scorer"
s:Sc/scorer/OutputFile = "secondaryBiasing"
s:Sc/scorer/IfOutputFileAlreadyExists = "Overwrite"
i:Sc/scorer/EBins = 50
d:Sc/scorer/EBinMin = 0.01 MeV
d:Sc/scorer/EBinMax = 6 MeV
b:Sc/scorer/EBinLog = "True"

# VISUALIZATION
s:Gr/view/Type        = "OpenGl"
i:Gr/view/WindowSizeX = 600
i:Gr/view/WindowSizeY = 600
d:Gr/view/Phi         = 0 deg
d:Gr/view/Theta       = 270 deg
u:Gr/view/Zoom        = 5

b:Ts/PauseBeforeQuit = "True"

# SOURCE
s:So/Example/Type                     = "Beam"
s:So/Example/Component                = "BeamPosition"
s:So/Example/BeamParticle             = "e-"
d:So/Example/BeamEnergy               = 6 MeV
u:So/Example/BeamEnergySpread         = 0.1
s:So/Example/BeamPositionDistribution = "None"
s:So/Example/BeamAngularDistribution  = "Gaussian"
d:So/Example/BeamAngularCutoffX       = 90. deg
d:So/Example/BeamAngularCutoffY       = 90. deg
d:So/Example/BeamAngularSpreadX       = 0.0032 rad
d:So/Example/BeamAngularSpreadY       = 0.0032 rad

Ge/BeamPosition/Parent = "World"
Ge/BeamPosition/TransX = 0.0 cm
Ge/BeamPosition/TransZ = -1.0 * Ge/target/HLZ cm
Ge/BeamPosition/TransY = 0.0 mm
Ge/BeamPosition/RotX   = 0 deg

# GEOMETRY
d:Ge/World/HLX      = 16.1 cm
d:Ge/World/HLY      = 16.1 cm
d:Ge/World/HLZ      = 1.5 m
s:Ge/World/Material = "Air"

sv:Ph/Default/Modules = 1 "g4em-standard_opt3"

i:So/Example/NumberOfHistoriesInRun = 100
i:Ts/ShowHistoryCountAtInterval = 10
b:Ts/ShowCPUTime = "True"

#Cross section enhancement
#This occurs everywhere
b:Vr/UseVarianceReduction = "true"    
s:Vr/CrossectionEnhancement/Type   = "CrosssectionEnhancement"
sv:Vr/CrossectionEnhancement/processesNamed    = 1 "eBrem"
uv:Vr/CrossectionEnhancement/EnhancementFactor = 1 400

#Brem Uniform splitting in the target region
b:Vr/UniformSplitting/Active = "True"
s:Vr/UniformSplitting/Type   = "UniformSplitting"
sv:Vr/UniformSplitting/forregion/targetregion/processesNamed   = 1 "eBrem"
uv:Vr/UniformSplitting/ForRegion/targetregion/SplitNumber      = 1   10
dv:Vr/UniformSplitting/ForRegion/targetregion/MaximumEnergies  = 1   6 MeV 

#Forced Interaction in the sphere shell
s:Vr/ForcedInteraction/Type   = "ForcedInteraction"
sv:Vr/ForcedInteraction/forregion/scorerregion/processesNamed   = 1 "compt" 
dv:Vr/ForcedInteraction/ForRegion/scorerregion/ForcedDistances  = 1 0.001 cm 
b:Vr/ForcedInteraction/ForRegion/scorerregion/CorrectByWeight = "True"