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This commit is contained in:
Gabriele Cosmo
2016-06-09 11:11:55 +02:00
parent e083ffb441
commit 516dbf1a58
5914 changed files with 202605 additions and 71141 deletions
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source/processes/electromagnetic/muons/src/G4MuPairProductionModel.cc
+16 -12
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@@ -20,8 +20,8 @@
// * statement, and all its terms. *
// ********************************************************************
//
// $Id: G4MuPairProductionModel.cc,v 1.19 2004/05/05 18:45:42 vnivanch Exp $
// GEANT4 tag $Name: geant4-06-02 $
// $Id: G4MuPairProductionModel.cc,v 1.21 2004/12/02 08:20:38 vnivanch Exp $
// GEANT4 tag $Name: geant4-07-00-cand-03 $
//
// -------------------------------------------------------------------
//
@@ -48,6 +48,7 @@
// 10-02-04 Update parameterisation using R.Kokoulin model (V.Ivanchenko)
// 28-04-04 For complex materials repeat calculation of max energy for each
// material (V.Ivanchenko)
// 01-11-04 Fix bug in expression inside ComputeDMicroscopicCrossSection (R.Kokoulin)
//
// Class Description:
@@ -78,10 +79,11 @@ G4double G4MuPairProductionModel::adat[]={1.01,9.01,26.98,63.55,238.03};
G4double G4MuPairProductionModel::tdat[]={1.e3,1.e4,1.e5,1.e6,1.e7,1.e8,1.e9,1.e10};
G4double G4MuPairProductionModel::xgi[]={ 0.0199,0.1017,0.2372,0.4083,0.5917,0.7628,0.8983,0.9801 };
G4double G4MuPairProductionModel::wgi[]={ 0.0506,0.1112,0.1569,0.1813,0.1813,0.1569,0.1112,0.0506 };
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
using namespace std;
G4MuPairProductionModel::G4MuPairProductionModel(const G4ParticleDefinition*,
const G4String& nam)
: G4VEmModel(nam),
@@ -167,7 +169,7 @@ G4double G4MuPairProductionModel::ComputeDEDX(const G4MaterialCutsCouple* couple
G4double Z = (*theElementVector)[i]->GetZ();
SetCurrentElement(Z);
G4double tmax = MaxSecondaryEnergy(particle, kineticEnergy);
G4double cut = std::min(cutEnergy,tmax);
G4double cut = min(cutEnergy,tmax);
G4double loss = ComputMuPairLoss(Z, kineticEnergy, cut, tmax);
dedx += loss*theAtomicNumDensityVector[i];
}
@@ -305,8 +307,10 @@ G4double G4MuPairProductionModel::ComputeDMicroscopicCrossSection(
G4double xi0 = 0.25*massratio2*a1;
G4double del = c8/a0;
G4double tmnexp = (alf+2.*del*a3)/(1.+(1.-del)*sqrt(a3));
if(tmnexp <= 0.) return cross;
G4double rta3 = sqrt(a3);
G4double tmnexp = alf/(1. + rta3) + del*rta3;
if(tmnexp >= 1.0) return cross;
G4double tmn = log(tmnexp);
G4double sum = 0.;
@@ -379,8 +383,8 @@ G4double G4MuPairProductionModel::CrossSection(const G4MaterialCutsCouple* coupl
for (size_t i=0; i<material->GetNumberOfElements(); i++) {
G4double Z = (*theElementVector)[i]->GetZ();
SetCurrentElement(Z);
G4double tmax = std::min(maxEnergy,MaxSecondaryEnergy(particle, kineticEnergy));
G4double cut = std::max(minPairEnergy,cutEnergy);
G4double tmax = min(maxEnergy,MaxSecondaryEnergy(particle, kineticEnergy));
G4double cut = max(minPairEnergy,cutEnergy);
if(cut < tmax) {
G4double cr = ComputeMicroscopicCrossSection(kineticEnergy, Z, cut)
- ComputeMicroscopicCrossSection(kineticEnergy, Z, tmax);
@@ -451,7 +455,7 @@ G4DynamicParticle* G4MuPairProductionModel::SampleSecondary(
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
std::vector<G4DynamicParticle*>* G4MuPairProductionModel::SampleSecondaries(
vector<G4DynamicParticle*>* G4MuPairProductionModel::SampleSecondaries(
const G4MaterialCutsCouple* couple,
const G4DynamicParticle* aDynamicParticle,
G4double cut,
@@ -473,8 +477,8 @@ std::vector<G4DynamicParticle*>* G4MuPairProductionModel::SampleSecondaries(
SetCurrentElement(anElement->GetZ());
G4double maxPairEnergy = MaxSecondaryEnergy(particle,kineticEnergy);
G4double maxEnergy = std::min(tmax, maxPairEnergy);
G4double minEnergy = std::min(maxEnergy, cut);
G4double maxEnergy = min(tmax, maxPairEnergy);
G4double minEnergy = min(maxEnergy, cut);
if( minEnergy > minPairEnergy)
{
@@ -554,7 +558,7 @@ std::vector<G4DynamicParticle*>* G4MuPairProductionModel::SampleSecondaries(
PositKineEnergy);
std::vector<G4DynamicParticle*>* vdp = new std::vector<G4DynamicParticle*>;
vector<G4DynamicParticle*>* vdp = new vector<G4DynamicParticle*>;
vdp->push_back(aParticle1);
vdp->push_back(aParticle2);