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This commit is contained in:
Gabriele Cosmo
2016-06-09 10:28:22 +02:00
parent fbd4999cf7
commit 4aea781e80
5454 changed files with 223141 additions and 67347 deletions
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source/processes/electromagnetic/muons/src/G4MuPairProductionModel.cc
+20 -26
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@@ -20,6 +20,8 @@
// * statement, and all its terms. *
// ********************************************************************
//
// $Id: G4MuPairProductionModel.cc,v 1.11 2003/06/16 17:01:50 gunter Exp $
// GEANT4 tag $Name: geant4-05-02 $
//
// -------------------------------------------------------------------
//
@@ -39,6 +41,7 @@
// 24-01-03 Fix for compounds (V.Ivanchenko)
// 27-01-03 Make models region aware (V.Ivanchenko)
// 13-02-03 Add model (V.Ivanchenko)
// 06-06-03 Fix in cross section calculation for high energy (V.Ivanchenko)
//
// Class Description:
@@ -70,7 +73,7 @@ G4double G4MuPairProductionModel::tdat[]={1.e3,1.e4,1.e5,1.e6,1.e7,1.e8,1.e9,1.e
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
G4MuPairProductionModel::G4MuPairProductionModel(const G4ParticleDefinition* p,
G4MuPairProductionModel::G4MuPairProductionModel(const G4ParticleDefinition*,
const G4String& nam)
: G4VEmModel(nam),
minPairEnergy(4.*electron_mass_c2),
@@ -152,13 +155,13 @@ void G4MuPairProductionModel::Initialise(const G4ParticleDefinition*,
for (size_t ii=0; ii<partialSumSigma.size(); ii++){
G4DataVector* a=partialSumSigma[ii];
if ( a ) delete a;
}
}
partialSumSigma.clear();
for (size_t i=0; i<numOfCouples; i++) {
const G4MaterialCutsCouple* couple = theCoupleTable->GetMaterialCutsCouple(i);
const G4Material* material = couple->GetMaterial();
G4DataVector* dv = ComputePartialSumSigma(material, fixedEnergy,
G4std::min(cuts[i], 0.25*highKinEnergy));
std::min(cuts[i], 0.25*highKinEnergy));
partialSumSigma.push_back(dv);
}
if(!samplingTablesAreFilled) MakeSamplingTables();
@@ -168,7 +171,7 @@ void G4MuPairProductionModel::Initialise(const G4ParticleDefinition*,
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
G4double G4MuPairProductionModel::ComputeDEDX(const G4Material* material,
const G4ParticleDefinition* p,
const G4ParticleDefinition*,
G4double kineticEnergy,
G4double cutEnergy)
{
@@ -251,7 +254,6 @@ G4double G4MuPairProductionModel::ComputMuPairLoss(G4double Z,
G4double G4MuPairProductionModel::ComputeMicroscopicCrossSection(
G4double tkin,
G4double Z,
G4double A,
G4double cut)
{
@@ -278,8 +280,6 @@ G4double G4MuPairProductionModel::ComputeMicroscopicCrossSection(
G4double hhh = (bbb-aaa)/float(kkk);
G4double x = aaa;
// G4cout << "###Cross tkin= " << tkin << " cut= " << cut << " kkk= " << kkk << G4endl;
for(G4int l=0; l<kkk; l++)
{
@@ -289,12 +289,15 @@ G4double G4MuPairProductionModel::ComputeMicroscopicCrossSection(
cross += ep*wgi[i]*ComputeDMicroscopicCrossSection(tkin, Z, ep);
}
aaa += hhh;
x += hhh;
}
cross *=hhh;
if(cross < 0.0) cross = 0.0;
/*
G4cout << "###Cross tkin= " << tkin << " cut= " << cut << " kkk= " << kkk
<< " cross= " << cross << G4endl;
*/
return cross;
}
@@ -326,14 +329,8 @@ G4double G4MuPairProductionModel::ComputeDMicroscopicCrossSection(
if(tmn <= 0.) return cross;
// G4cout << "a= " << a << " b= " << b << " tmn= " << tmn << G4endl;
tmn = log(tmn);
// G4cout << "a= " << a << " b= " << b << " tmn= " << tmn << G4endl;
// Gaussian integration in ln(1-ro) ( with 8 points)
for (G4int i=0; i<7; i++)
{
@@ -483,14 +480,14 @@ G4double G4MuPairProductionModel::ComputeDDMicroscopicCrossSection(
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
G4double G4MuPairProductionModel::CrossSection(const G4Material* material,
const G4ParticleDefinition* p,
const G4ParticleDefinition*,
G4double kineticEnergy,
G4double cutEnergy,
G4double maxEnergy)
{
G4double cross = 0.0;
G4double tmax = G4std::min(maxEnergy, kineticEnergy);
G4double tmax = std::min(maxEnergy, kineticEnergy);
if(cutEnergy >= tmax) return cross;
const G4ElementVector* theElementVector = material->GetElementVector() ;
@@ -499,15 +496,14 @@ G4double G4MuPairProductionModel::CrossSection(const G4Material* material,
for (size_t i=0; i<material->GetNumberOfElements(); i++) {
G4double Z = (*theElementVector)[i]->GetZ();
G4double A = (*theElementVector)[i]->GetA()/(g/mole) ;
G4double cr = ComputeMicroscopicCrossSection(kineticEnergy, Z, A, cutEnergy);
G4double cr = ComputeMicroscopicCrossSection(kineticEnergy, Z, cutEnergy);
if(maxEnergy < kineticEnergy) {
cr -= ComputeMicroscopicCrossSection(kineticEnergy, Z, A, maxEnergy);
cr -= ComputeMicroscopicCrossSection(kineticEnergy, Z, maxEnergy);
}
cross += theAtomNumDensityVector[i] * cr;
}
//G4cout << "e= " << kineticEnergy << " sigma= " << cross << G4endl;
return cross;
}
@@ -533,10 +529,8 @@ G4DataVector* G4MuPairProductionModel::ComputePartialSumSigma(
for (G4int i=0; i<nElements; i++ ) {
G4double Z = (*theElementVector)[i]->GetZ();
G4double A = (*theElementVector)[i]->GetA()/(g/mole) ;
cross += theAtomNumDensityVector[i] * ComputeMicroscopicCrossSection(kineticEnergy,
Z, A, cut);
Z, cut);
dv->push_back(cross);
}
return dv;
@@ -626,7 +620,7 @@ G4DynamicParticle* G4MuPairProductionModel::SampleSecondary(
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
G4std::vector<G4DynamicParticle*>* G4MuPairProductionModel::SampleSecondaries(
std::vector<G4DynamicParticle*>* G4MuPairProductionModel::SampleSecondaries(
const G4MaterialCutsCouple* couple,
const G4DynamicParticle* aDynamicParticle,
G4double minEnergy,
@@ -761,7 +755,7 @@ G4std::vector<G4DynamicParticle*>* G4MuPairProductionModel::SampleSecondaries(
aParticle2->SetKineticEnergy(PositKineEnergy);
G4std::vector<G4DynamicParticle*>* vdp = new G4std::vector<G4DynamicParticle*>;
std::vector<G4DynamicParticle*>* vdp = new std::vector<G4DynamicParticle*>;
vdp->push_back(aParticle1);
vdp->push_back(aParticle2);