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This commit is contained in:
Gabriele Cosmo
2017-12-08 12:52:30 +01:00
parent 98e455a940
commit fc6af9e721
2166 changed files with 276760 additions and 100873 deletions
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source/processes/electromagnetic/highenergy/src/G4GammaConversionToMuons.cc
+74 -68
View File
@@ -24,7 +24,7 @@
// ********************************************************************
//
//
// $Id: G4GammaConversionToMuons.cc 97391 2016-06-02 10:08:45Z gcosmo $
// $Id: G4GammaConversionToMuons.cc 106961 2017-10-31 08:36:29Z gcosmo $
//
// ------------ G4GammaConversionToMuons physics process ------
// by H.Burkhardt, S. Kelner and R. Kokoulin, April 2002
@@ -67,8 +67,6 @@ G4GammaConversionToMuons::G4GammaConversionToMuons(const G4String& processName,
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
// destructor
G4GammaConversionToMuons::~G4GammaConversionToMuons()
{}
@@ -91,7 +89,7 @@ void G4GammaConversionToMuons::BuildPhysicsTable(const G4ParticleDefinition&)
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
G4double G4GammaConversionToMuons::GetMeanFreePath(const G4Track& aTrack,
G4double, G4ForceCondition*)
G4double, G4ForceCondition*)
// returns the photon mean free path in GEANT4 internal units
// (MeanFreePath is a private member of the class)
@@ -99,66 +97,59 @@ G4double G4GammaConversionToMuons::GetMeanFreePath(const G4Track& aTrack,
{
const G4DynamicParticle* aDynamicGamma = aTrack.GetDynamicParticle();
G4double GammaEnergy = aDynamicGamma->GetKineticEnergy();
G4Material* aMaterial = aTrack.GetMaterial();
const G4Material* aMaterial = aTrack.GetMaterial();
if (GammaEnergy <= LowestEnergyLimit)
MeanFreePath = DBL_MAX;
else
MeanFreePath = ComputeMeanFreePath(GammaEnergy,aMaterial);
MeanFreePath = (GammaEnergy <= LowestEnergyLimit)
? DBL_MAX : ComputeMeanFreePath(GammaEnergy,aMaterial);
return MeanFreePath;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
G4double G4GammaConversionToMuons::ComputeMeanFreePath(G4double GammaEnergy,
G4Material* aMaterial)
G4double
G4GammaConversionToMuons::ComputeMeanFreePath(G4double GammaEnergy,
const G4Material* aMaterial)
// computes and returns the photon mean free path in GEANT4 internal units
{
const G4ElementVector* theElementVector = aMaterial->GetElementVector();
const G4double* NbOfAtomsPerVolume = aMaterial->GetVecNbOfAtomsPerVolume();
G4double SIGMA = 0 ;
G4double SIGMA = 0.0;
for ( size_t i=0 ; i < aMaterial->GetNumberOfElements(); ++i)
{
G4double AtomicZ = (*theElementVector)[i]->GetZ();
G4double AtomicA = (*theElementVector)[i]->GetA()/(g/mole);
SIGMA += NbOfAtomsPerVolume[i] *
ComputeCrossSectionPerAtom(GammaEnergy,AtomicZ,AtomicA);
ComputeCrossSectionPerAtom(GammaEnergy,
(*theElementVector)[i]->GetZasInt());
}
return SIGMA > DBL_MIN ? 1./SIGMA : DBL_MAX;
return (SIGMA > 0.0) ? 1./SIGMA : DBL_MAX;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
G4double G4GammaConversionToMuons::GetCrossSectionPerAtom(
const G4DynamicParticle* aDynamicGamma,
G4Element* anElement)
const G4Element* anElement)
// gives the total cross section per atom in GEANT4 internal units
{
G4double GammaEnergy = aDynamicGamma->GetKineticEnergy();
G4double AtomicZ = anElement->GetZ();
G4double AtomicA = anElement->GetN();
G4double crossSection =
ComputeCrossSectionPerAtom(GammaEnergy,AtomicZ,AtomicA);
return crossSection;
return ComputeCrossSectionPerAtom(aDynamicGamma->GetKineticEnergy(),
anElement->GetZasInt());
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
G4double G4GammaConversionToMuons::ComputeCrossSectionPerAtom(
G4double Egam, G4double ZZ, G4double)
G4double Egam, G4int Z)
// Calculates the microscopic cross section in GEANT4 internal units.
// Total cross section parametrisation from H.Burkhardt
// It gives a good description at any energy (from 0 to 10**21 eV)
{
if(Egam <= LowestEnergyLimit) return 0.0 ; // below threshold return 0
if(Egam <= LowestEnergyLimit) return 0.0; // below threshold return 0
G4int Z = G4lrint(ZZ);
G4double CrossSection = 0.0;
G4NistManager* nist = G4NistManager::Instance();
@@ -211,7 +202,7 @@ G4VParticleChange* G4GammaConversionToMuons::PostStepDoIt(
//
{
aParticleChange.Initialize(aTrack);
G4Material* aMaterial = aTrack.GetMaterial();
const G4Material* aMaterial = aTrack.GetMaterial();
// current Gamma energy and direction, return if energy too low
const G4DynamicParticle *aDynamicGamma = aTrack.GetDynamicParticle();
@@ -223,7 +214,7 @@ G4VParticleChange* G4GammaConversionToMuons::PostStepDoIt(
// select randomly one element constituting the material
const G4Element* anElement = SelectRandomAtom(aDynamicGamma, aMaterial);
G4int Z = G4lrint(anElement->GetZ());
G4int Z = anElement->GetZasInt();
G4NistManager* nist = G4NistManager::Instance();
G4double B,Dn;
@@ -239,7 +230,8 @@ G4VParticleChange* G4GammaConversionToMuons::PostStepDoIt(
}
G4double Zthird=1./nist->GetZ13(Z); // Z**(-1/3)
G4double Winfty=B*Zthird*Mmuon/(Dn*electron_mass_c2);
G4double C1Num=0.35*A027;
G4double C1Num=0.138*A027;
G4double C1Num2=C1Num*C1Num;
G4double C2Term2=electron_mass_c2/(183.*Zthird*Mmuon);
@@ -280,39 +272,52 @@ G4VParticleChange* G4GammaConversionToMuons::PostStepDoIt(
G4double psi;
G4double rho;
G4double a3 = (GammaMuonInv/(2.*xPM));
G4double a33 = a3*a3;
G4double f1;
G4double b1 = 1./(4.*C1Num2);
G4double b3 = b1*b1*b1;
G4double a21 = a33 + b1;
G4double f1_max=-(1.-xPM)*(2.*b1+(a21+a33)*G4Log(a33/a21))/(2*b3);
G4double thetaPlus,thetaMinus,phiHalf; // final angular variables
nn = 0;
do // t, psi, rho generation start (while angle < pi)
{
// t, psi, rho generation start (while angle < pi)
do {
//generate t by the rejection method
G4double C1=C1Num2* GammaMuonInv/xPM;
G4double f1_max=(1.-xPM) / (1.+C1);
G4double f1; // the probability density
do
{
do {
++nn;
t=G4UniformRand();
f1=(1.-2.*xPM+4.*xPM*t*(1.-t)) / (1.+C1/(t*t));
if(f1<0 || f1> f1_max) // should never happend
G4double a34=a33/(t*t);
G4double a22 = a34 + b1;
if(std::abs(b1)<0.0001*a34)
// special case of a34=a22 because of logarithm accuracy
{
f1=(1.-2.*xPM+4.*xPM*t*(1.-t))/(12.*a34*a34*a34*a34);
}
else
{
f1=-(1.-2.*xPM+4.*xPM*t*(1.-t))*(2.*b1+(a22+a34)*G4Log(a34/a22))/(2*b3);
}
if(f1<0.0 || f1> f1_max) // should never happend
{
G4cout << "G4GammaConversionToMuons::PostStepDoIt WARNING:"
<< "outside allowed range f1=" << f1 << " is set to zero"
<< "outside allowed range f1=" << f1
<< " is set to zero, a34 = "<< a34 << " a22 = "<<a22<<"."
<< G4endl;
f1 = 0.0;
f1 = 0.0;
}
if(nn > nmax) { break; }
}
// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
while ( G4UniformRand()*f1_max > f1);
// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
} while ( G4UniformRand()*f1_max > f1);
// generate psi by the rejection method
G4double f2_max=1.-2.*xPM*(1.-4.*t*(1.-t));
// long version
G4double f2;
do
{
do {
++nn;
psi=2.*pi*G4UniformRand();
psi=twopi*G4UniformRand();
f2=1.-2.*xPM+4.*xPM*t*(1.-t)*(1.+cos(2.*psi));
if(f2<0 || f2> f2_max) // should never happend
{
@@ -322,14 +327,14 @@ G4VParticleChange* G4GammaConversionToMuons::PostStepDoIt(
f2 = 0.0;
}
if(nn >= nmax) { break; }
}
// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
while ( G4UniformRand()*f2_max > f2);
// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
} while ( G4UniformRand()*f2_max > f2);
// generate rho by direct transformation
G4double C2Term1=GammaMuonInv/(2.*xPM*t);
G4double C2=4./sqrt(xPM)*pow(C2Term1*C2Term1+C2Term2*C2Term2,2.);
G4double rhomax=1.9/A027*(1./t-1.);
G4double C22 = C2Term1*C2Term1+C2Term2*C2Term2;
G4double C2=4.*C22*C22/sqrt(xPM);
G4double rhomax=(1./t-1.)*1.9/A027;
G4double beta=G4Log( (C2+rhomax*rhomax*rhomax*rhomax)/C2 );
rho=G4Exp(G4Log(C2 *( G4Exp(beta*G4UniformRand())-1. ))*0.25);
@@ -352,7 +357,7 @@ G4VParticleChange* G4GammaConversionToMuons::PostStepDoIt(
// now construct the vectors
// azimuthal symmetry, take phi0 at random between 0 and 2 pi
G4double phi0=2.*pi*G4UniformRand();
G4double phi0=twopi*G4UniformRand();
G4double EPlus=xPlus*Egam;
G4double EMinus=xMinus*Egam;
@@ -385,30 +390,31 @@ G4VParticleChange* G4GammaConversionToMuons::PostStepDoIt(
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
G4Element* G4GammaConversionToMuons::SelectRandomAtom(
const G4Element* G4GammaConversionToMuons::SelectRandomAtom(
const G4DynamicParticle* aDynamicGamma,
G4Material* aMaterial)
const G4Material* aMaterial)
{
// select randomly 1 element within the material, invoked by PostStepDoIt
const G4int NumberOfElements = aMaterial->GetNumberOfElements();
const G4ElementVector* theElementVector = aMaterial->GetElementVector();
if (NumberOfElements == 1) return (*theElementVector)[0];
const G4Element* elm = (*theElementVector)[0];
const G4double* NbOfAtomsPerVolume = aMaterial->GetVecNbOfAtomsPerVolume();
if (NumberOfElements > 1) {
const G4double* NbOfAtomsPerVolume = aMaterial->GetVecNbOfAtomsPerVolume();
G4double PartialSumSigma = 0. ;
G4double rval = G4UniformRand()/MeanFreePath;
G4double PartialSumSigma = 0.;
G4double rval = G4UniformRand()/MeanFreePath;
for ( G4int i=0 ; i < NumberOfElements ; ++i)
{ PartialSumSigma += NbOfAtomsPerVolume[i] *
GetCrossSectionPerAtom(aDynamicGamma, (*theElementVector)[i]);
if (rval <= PartialSumSigma) return ((*theElementVector)[i]);
}
G4cout << " WARNING !!! - The Material '"<< aMaterial->GetName()
<< "' has no elements, NULL pointer returned." << G4endl;
return NULL;
for (G4int i=0; i<NumberOfElements; ++i)
{
elm = (*theElementVector)[i];
PartialSumSigma += NbOfAtomsPerVolume[i]
*GetCrossSectionPerAtom(aDynamicGamma, elm);
if (rval <= PartialSumSigma) { break; }
}
}
return elm;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
source/processes/electromagnetic/highenergy/src/G4eeToHadrons.cc
+14 -3
View File
@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4eeToHadrons.cc 97391 2016-06-02 10:08:45Z gcosmo $
// $Id: G4eeToHadrons.cc 106715 2017-10-20 09:39:06Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -93,15 +93,17 @@ void G4eeToHadrons::InitialiseProcess(const G4ParticleDefinition*)
multimodel = new G4eeToHadronsMultiModel(verboseLevel);
if(csFactor > 1.0) multimodel->SetCrossSecFactor(csFactor);
SetEmModel(multimodel);
AddEmModel(1, multimodel);
}
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4eeToHadrons::PrintInfo()
void G4eeToHadrons::StreamProcessInfo(std::ostream& outFile,
G4String endOfLine) const
{
multimodel->PrintInfo();
multimodel->ModelDescription(outFile, endOfLine);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
@@ -113,3 +115,12 @@ void G4eeToHadrons::SetCrossSecFactor(G4double fac)
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4eeToHadrons::ProcessDescription(std::ostream& out) const
{
out << "No description available.";
out << "<br>\n";
G4VEmProcess::ProcessDescription(out);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
source/processes/electromagnetic/highenergy/src/G4eeToHadronsMultiModel.cc
+13 -5
View File
@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4eeToHadronsMultiModel.cc 97391 2016-06-02 10:08:45Z gcosmo $
// $Id: G4eeToHadronsMultiModel.cc 106715 2017-10-20 09:39:06Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -196,16 +196,24 @@ void G4eeToHadronsMultiModel::SampleSecondaries(
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4eeToHadronsMultiModel::PrintInfo()
void G4eeToHadronsMultiModel::ModelDescription(std::ostream& outFile) const
{
ModelDescription(outFile, G4String("\n"));
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4eeToHadronsMultiModel::ModelDescription(std::ostream& outFile,
G4String endOfLine) const
{
if(verbose > 0) {
G4double e1 = 0.5*thKineticEnergy*thKineticEnergy/electron_mass_c2
- 2.0*electron_mass_c2;
G4double e2 = 0.5*maxKineticEnergy*maxKineticEnergy/electron_mass_c2
- 2.0*electron_mass_c2;
G4cout << " e+ annihilation into hadrons active from "
<< e1/GeV << " GeV to " << e2/GeV << " GeV"
<< G4endl;
outFile << " e+ annihilation into hadrons active from "
<< e1/GeV << " GeV to " << e2/GeV << " GeV"
<< endOfLine;
}
}
source/processes/electromagnetic/highenergy/src/G4hBremsstrahlung.cc
+8 -1
View File
@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4hBremsstrahlung.cc 97391 2016-06-02 10:08:45Z gcosmo $
// $Id: G4hBremsstrahlung.cc 107367 2017-11-09 10:56:09Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -90,3 +90,10 @@ void G4hBremsstrahlung::InitialiseEnergyLossProcess(
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4hBremsstrahlung::ProcessDescription(std::ostream& out) const
{
out << "<strong>Hadron bremsstrahlung</strong>";
G4VEnergyLossProcess::ProcessDescription(out);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
source/processes/electromagnetic/highenergy/src/G4hPairProduction.cc
+7 -3
View File
@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4hPairProduction.cc 97391 2016-06-02 10:08:45Z gcosmo $
// $Id: G4hPairProduction.cc 107367 2017-11-09 10:56:09Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -94,6 +94,10 @@ void G4hPairProduction::InitialiseEnergyLossProcess(
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4hPairProduction::ProcessDescription(std::ostream& out) const
{
out << "<strong>Hadron pair production</strong>";
G4VEnergyLossProcess::ProcessDescription(out);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
source/processes/electromagnetic/highenergy/src/G4hhIonisation.cc
+11 -1
View File
@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4hhIonisation.cc 97391 2016-06-02 10:08:45Z gcosmo $
// $Id: G4hhIonisation.cc 106715 2017-10-20 09:39:06Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -140,6 +140,7 @@ void G4hhIonisation::InitialiseEnergyLossProcess(
em = new G4BetheBlochNoDeltaModel();
em->SetLowEnergyLimit(eth);
em->SetHighEnergyLimit(emax);
SetEmModel(em);
AddEmModel(1, em, flucModel);
if(verboseLevel>1) {
@@ -157,3 +158,12 @@ void G4hhIonisation::PrintInfo()
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4hhIonisation::ProcessDescription(std::ostream& out) const
{
out << "No description available.";
out << "<br>\n";
G4VEnergyLossProcess::ProcessDescription(out);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
source/processes/electromagnetic/highenergy/src/G4mplIonisation.cc
+12 -1
View File
@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4mplIonisation.cc 85013 2014-10-23 09:45:07Z gcosmo $
// $Id: G4mplIonisation.cc 106715 2017-10-20 09:39:06Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -107,6 +107,7 @@ void G4mplIonisation::InitialiseEnergyLossProcess(const G4ParticleDefinition* p,
SetMaxKinEnergy(emax);
SetDEDXBinning(bin);
SetEmModel(ion);
AddEmModel(1,ion,ion);
isInitialised = true;
@@ -118,3 +119,13 @@ void G4mplIonisation::PrintInfo()
{}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4mplIonisation::ProcessDescription(std::ostream& out) const
{
out << "No description available.";
out << "<br>\n";
G4VEnergyLossProcess::ProcessDescription(out);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....