#include <G4MuElecInelasticModel.hh>

Inheritance diagram for G4MuElecInelasticModel:

Public Member Functions
	G4MuElecInelasticModel (const G4ParticleDefinition *p=0, const G4String &nam="MuElecInelasticModel")

virtual	~G4MuElecInelasticModel ()

virtual void	Initialise (const G4ParticleDefinition *, const G4DataVector &)

virtual G4double	CrossSectionPerVolume (const G4Material material, const G4ParticleDefinition p, G4double ekin, G4double emin, G4double emax)

virtual void	SampleSecondaries (std::vector< G4DynamicParticle * > , const G4MaterialCutsCouple , const G4DynamicParticle *, G4double tmin, G4double maxEnergy)

double	DifferentialCrossSection (G4ParticleDefinition *aParticleDefinition, G4double k, G4double energyTransfer, G4int shell)

Public Member Functions inherited from G4VEmModel
	G4VEmModel (const G4String &nam)

virtual	~G4VEmModel ()

virtual void	Initialise (const G4ParticleDefinition *, const G4DataVector &)=0

virtual void	SampleSecondaries (std::vector< G4DynamicParticle * > , const G4MaterialCutsCouple , const G4DynamicParticle *, G4double tmin=0.0, G4double tmax=DBL_MAX)=0

virtual G4double	ComputeDEDXPerVolume (const G4Material , const G4ParticleDefinition , G4double kineticEnergy, G4double cutEnergy=DBL_MAX)

virtual G4double	CrossSectionPerVolume (const G4Material , const G4ParticleDefinition , G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)

virtual G4double	ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kinEnergy, G4double Z, G4double A=0., G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)

virtual G4double	ChargeSquareRatio (const G4Track &)

virtual G4double	GetChargeSquareRatio (const G4ParticleDefinition , const G4Material , G4double kineticEnergy)

virtual G4double	GetParticleCharge (const G4ParticleDefinition , const G4Material , G4double kineticEnergy)

virtual void	StartTracking (G4Track *)

virtual void	CorrectionsAlongStep (const G4MaterialCutsCouple , const G4DynamicParticle , G4double &eloss, G4double &niel, G4double length)

virtual G4double	Value (const G4MaterialCutsCouple , const G4ParticleDefinition , G4double kineticEnergy)

virtual G4double	MinPrimaryEnergy (const G4Material , const G4ParticleDefinition )

virtual void	SetupForMaterial (const G4ParticleDefinition , const G4Material , G4double kineticEnergy)

virtual void	DefineForRegion (const G4Region *)

void	InitialiseElementSelectors (const G4ParticleDefinition *, const G4DataVector &)

G4double	ComputeDEDX (const G4MaterialCutsCouple , const G4ParticleDefinition , G4double kineticEnergy, G4double cutEnergy=DBL_MAX)

G4double	CrossSection (const G4MaterialCutsCouple , const G4ParticleDefinition , G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)

G4double	ComputeMeanFreePath (const G4ParticleDefinition , G4double kineticEnergy, const G4Material , G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)

G4double	ComputeCrossSectionPerAtom (const G4ParticleDefinition , const G4Element , G4double kinEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)

G4int	SelectIsotopeNumber (const G4Element *)

const G4Element *	SelectRandomAtom (const G4MaterialCutsCouple , const G4ParticleDefinition , G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)

const G4Element *	SelectRandomAtom (const G4Material , const G4ParticleDefinition , G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)

void	SetParticleChange (G4VParticleChange , G4VEmFluctuationModel f=0)

void	SetCrossSectionTable (G4PhysicsTable *)

G4PhysicsTable *	GetCrossSectionTable ()

G4VEmFluctuationModel *	GetModelOfFluctuations ()

G4VEmAngularDistribution *	GetAngularDistribution ()

void	SetAngularDistribution (G4VEmAngularDistribution *)

G4double	HighEnergyLimit () const

G4double	LowEnergyLimit () const

G4double	HighEnergyActivationLimit () const

G4double	LowEnergyActivationLimit () const

G4double	PolarAngleLimit () const

G4double	SecondaryThreshold () const

G4bool	LPMFlag () const

G4bool	DeexcitationFlag () const

G4bool	ForceBuildTableFlag () const

void	SetHighEnergyLimit (G4double)

void	SetLowEnergyLimit (G4double)

void	SetActivationHighEnergyLimit (G4double)

void	SetActivationLowEnergyLimit (G4double)

G4bool	IsActive (G4double kinEnergy)

void	SetPolarAngleLimit (G4double)

void	SetSecondaryThreshold (G4double)

void	SetLPMFlag (G4bool val)

void	SetDeexcitationFlag (G4bool val)

void	ForceBuildTable (G4bool val)

G4double	MaxSecondaryKinEnergy (const G4DynamicParticle *dynParticle)

const G4String &	GetName () const

void	SetCurrentCouple (const G4MaterialCutsCouple *)

const G4Element *	GetCurrentElement () const

Protected Attributes
G4ParticleChangeForGamma *	fParticleChangeForGamma

Protected Attributes inherited from G4VEmModel
G4VParticleChange *	pParticleChange

G4PhysicsTable *	xSectionTable

const std::vector< G4double > *	theDensityFactor

const std::vector< G4int > *	theDensityIdx

Additional Inherited Members
Protected Member Functions inherited from G4VEmModel
G4ParticleChangeForLoss *	GetParticleChangeForLoss ()

G4ParticleChangeForGamma *	GetParticleChangeForGamma ()

virtual G4double	MaxSecondaryEnergy (const G4ParticleDefinition *, G4double kineticEnergy)

const G4MaterialCutsCouple *	CurrentCouple () const

void	SetCurrentElement (const G4Element *)

Detailed Description

Definition at line 64 of file G4MuElecInelasticModel.hh.

Constructor & Destructor Documentation

◆ G4MuElecInelasticModel()

G4MuElecInelasticModel::G4MuElecInelasticModel	(	const G4ParticleDefinition *	p = `0`,
		const G4String &	nam = `"MuElecInelasticModel"`
	)

Definition at line 60 of file G4MuElecInelasticModel.cc.

:G4VEmModel(nam),fAtomDeexcitation(0),isInitialised(false)
{
  nistSi = G4NistManager::Instance()->FindOrBuildMaterial("G4_Si");
 
  verboseLevel= 0;
  // Verbosity scale:
  // 0 = nothing 
  // 1 = warning for energy non-conservation 
  // 2 = details of energy budget
  // 3 = calculation of cross sections, file openings, sampling of atoms
  // 4 = entering in methods
  
  if( verboseLevel>0 ) 
  { 
    G4cout << "MuElec inelastic model is constructed " << G4endl;
  }
 
  //Mark this model as "applicable" for atomic deexcitation
  SetDeexcitationFlag(true);
  fParticleChangeForGamma = 0;
}

◆ ~G4MuElecInelasticModel()

G4MuElecInelasticModel::~G4MuElecInelasticModel ( )

virtual

Definition at line 86 of file G4MuElecInelasticModel.cc.

{  
  // Cross section
  
  std::map< G4String,G4MuElecCrossSectionDataSet*,std::less<G4String> >::iterator pos;
  for (pos = tableData.begin(); pos != tableData.end(); ++pos)
  {
    G4MuElecCrossSectionDataSet* table = pos->second;
    delete table;
  }
  
  // Final state
  
  eVecm.clear();
  pVecm.clear();
 
}

Member Function Documentation

◆ CrossSectionPerVolume()

G4double G4MuElecInelasticModel::CrossSectionPerVolume	(	const G4Material *	material,
		const G4ParticleDefinition *	p,
		G4double	ekin,
		G4double	emin,
		G4double	emax
	)

virtual

Reimplemented from G4VEmModel.

Definition at line 256 of file G4MuElecInelasticModel.cc.

{
  if (verboseLevel > 3)
    G4cout << "Calling CrossSectionPerVolume() of G4MuElecInelasticModel" << G4endl;
 
  G4double density = material->GetTotNbOfAtomsPerVolume();
 
 /* if (
      particleDefinition != G4Proton::ProtonDefinition()
      &&
      particleDefinition != G4Electron::ElectronDefinition()
      &&
      particleDefinition != G4GenericIon::GenericIonDefinition()
     )
        
    return 0;*/
  
  // Calculate total cross section for model
 
  G4double lowLim = 0;
  G4double highLim = 0;
  G4double sigma=0;
 
  const G4String& particleName = particleDefinition->GetParticleName();
  G4String nameLocal = particleName ;
 
  G4double Zeff2 = 1.0;
  G4double Mion_c2 = particleDefinition->GetPDGMass();
 
  if (Mion_c2 > proton_mass_c2)
  {
    G4ionEffectiveCharge EffCharge ; 
    G4double Zeff = EffCharge.EffectiveCharge(particleDefinition, material,ekin);
    Zeff2 = Zeff*Zeff;
 
    if (verboseLevel > 3) 
    G4cout << "Before scaling : " << G4endl
    << "Particle : " << nameLocal << ", mass : " << Mion_c2/proton_mass_c2 << "*mp, charge " << Zeff 
    << ", Ekin (eV) = " << ekin/eV << G4endl ;
 
    ekin *= proton_mass_c2/Mion_c2 ;
    nameLocal = "proton" ;
 
    if (verboseLevel > 3) 
    G4cout << "After scaling : " << G4endl
     << "Particle : " << nameLocal  << ", Ekin (eV) = " << ekin/eV << G4endl ;
  }
 
  if (material == nistSi || material->GetBaseMaterial() == nistSi)
  {
 
    std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
    pos1 = lowEnergyLimit.find(nameLocal);
    if (pos1 != lowEnergyLimit.end())
    {
      lowLim = pos1->second;
    }
  
    std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
    pos2 = highEnergyLimit.find(nameLocal);
    if (pos2 != highEnergyLimit.end())
    {
      highLim = pos2->second;
    }
 
    if (ekin >= lowLim && ekin < highLim)
    {
      std::map< G4String,G4MuElecCrossSectionDataSet*,std::less<G4String> >::iterator pos;
      pos = tableData.find(nameLocal);
    
      if (pos != tableData.end())
      {
        G4MuElecCrossSectionDataSet* table = pos->second;
        if (table != 0)
        {
      sigma = table->FindValue(ekin);
        }
      }
      else
      {
    G4Exception("G4MuElecInelasticModel::CrossSectionPerVolume","em0002",FatalException,"Model not applicable to particle type.");
      }
    }
    else 
    {
    if (nameLocal!="e-")
    {
        // G4cout << "Particle : " << nameLocal << ", Ekin (eV) = " << ekin/eV << G4endl;
        // G4cout << "### Warning: particle energy out of bounds! ###" << G4endl;
    }
    }
 
    if (verboseLevel > 3)
    {
      G4cout << "---> Kinetic energy (eV)=" << ekin/eV << G4endl;
      G4cout << " - Cross section per Si atom (cm^2)=" << sigma*Zeff2/cm2 << G4endl;
      G4cout << " - Cross section per Si atom (cm^-1)=" << sigma*density*Zeff2/(1./cm) << G4endl;
    } 
 
  } // if (SiMaterial)
 return sigma*density*Zeff2;
       
 
}

◆ DifferentialCrossSection()

double G4MuElecInelasticModel::DifferentialCrossSection	(	G4ParticleDefinition *	aParticleDefinition,
		G4double	k,
		G4double	energyTransfer,
		G4int	shell
	)

Definition at line 608 of file G4MuElecInelasticModel.cc.

{
  G4double sigma = 0.;
 
  if (energyTransfer >= SiStructure.Energy(LevelIndex))
  {
    G4double valueT1 = 0;
    G4double valueT2 = 0;
    G4double valueE21 = 0;
    G4double valueE22 = 0;
    G4double valueE12 = 0;
    G4double valueE11 = 0;
 
    G4double xs11 = 0;   
    G4double xs12 = 0; 
    G4double xs21 = 0; 
    G4double xs22 = 0; 
 
    if (particleDefinition == G4Electron::ElectronDefinition()) 
    {
      // k should be in eV and energy transfer eV also
 
      std::vector<double>::iterator t2 = std::upper_bound(eTdummyVec.begin(),eTdummyVec.end(), k);
      std::vector<double>::iterator t1 = t2-1;
      // SI : the following condition avoids situations where energyTransfer >last vector element
      if (energyTransfer <= eVecm[(*t1)].back() && energyTransfer <= eVecm[(*t2)].back() )
      {
        std::vector<double>::iterator e12 = std::upper_bound(eVecm[(*t1)].begin(),eVecm[(*t1)].end(), energyTransfer);
        std::vector<double>::iterator e11 = e12-1;
 
        std::vector<double>::iterator e22 = std::upper_bound(eVecm[(*t2)].begin(),eVecm[(*t2)].end(), energyTransfer);
        std::vector<double>::iterator e21 = e22-1;
 
        valueT1  =*t1;
        valueT2  =*t2;
        valueE21 =*e21;
        valueE22 =*e22;
        valueE12 =*e12;
        valueE11 =*e11;
 
        xs11 = eDiffCrossSectionData[LevelIndex][valueT1][valueE11];
        xs12 = eDiffCrossSectionData[LevelIndex][valueT1][valueE12];
        xs21 = eDiffCrossSectionData[LevelIndex][valueT2][valueE21];
        xs22 = eDiffCrossSectionData[LevelIndex][valueT2][valueE22];
      }
 
    }
  
   if (particleDefinition == G4Proton::ProtonDefinition()) 
   {
      // k should be in eV and energy transfer eV also
      std::vector<double>::iterator t2 = std::upper_bound(pTdummyVec.begin(),pTdummyVec.end(), k);
      std::vector<double>::iterator t1 = t2-1;
      if (energyTransfer <= pVecm[(*t1)].back() && energyTransfer <= pVecm[(*t2)].back() )
      {
        std::vector<double>::iterator e12 = std::upper_bound(pVecm[(*t1)].begin(),pVecm[(*t1)].end(), energyTransfer);
        std::vector<double>::iterator e11 = e12-1;
 
        std::vector<double>::iterator e22 = std::upper_bound(pVecm[(*t2)].begin(),pVecm[(*t2)].end(), energyTransfer);
        std::vector<double>::iterator e21 = e22-1;
 
        valueT1  =*t1;
        valueT2  =*t2;
        valueE21 =*e21;
        valueE22 =*e22;
        valueE12 =*e12;
        valueE11 =*e11;
 
        xs11 = pDiffCrossSectionData[LevelIndex][valueT1][valueE11]; 
        xs12 = pDiffCrossSectionData[LevelIndex][valueT1][valueE12];
        xs21 = pDiffCrossSectionData[LevelIndex][valueT2][valueE21];
        xs22 = pDiffCrossSectionData[LevelIndex][valueT2][valueE22];
      }
   }
 
   G4double xsProduct = xs11 * xs12 * xs21 * xs22;
   if (xsProduct != 0.)
   {
     sigma = QuadInterpolator(     valueE11, valueE12, 
                   valueE21, valueE22, 
                   xs11, xs12, 
                   xs21, xs22, 
                   valueT1, valueT2, 
                   k, energyTransfer);
   }
 
 }
  
  return sigma;
}

◆ Initialise()

void G4MuElecInelasticModel::Initialise	(	const G4ParticleDefinition *	particle,
		const G4DataVector &
	)

virtual

Implements G4VEmModel.

Definition at line 106 of file G4MuElecInelasticModel.cc.

{
 
  if (verboseLevel > 3)
    G4cout << "Calling G4MuElecInelasticModel::Initialise()" << G4endl;
 
  // Energy limits
 
  G4String fileElectron("muelec/sigma_inelastic_e_Si");
  G4String fileProton("muelec/sigma_inelastic_p_Si");
 
  G4ParticleDefinition* electronDef = G4Electron::ElectronDefinition();
  G4ParticleDefinition* protonDef = G4Proton::ProtonDefinition();
 
  G4String electron;
  G4String proton;
  
  G4double scaleFactor = 1e-18 * cm *cm;
 
  char *path = getenv("G4LEDATA");
 
  // *** ELECTRON
    electron = electronDef->GetParticleName();
 
    tableFile[electron] = fileElectron;
 
    lowEnergyLimit[electron] = 16.7 * eV; 
    highEnergyLimit[electron] = 100.0 * MeV;
 
    // Cross section
    
    G4MuElecCrossSectionDataSet* tableE = new G4MuElecCrossSectionDataSet(new G4LogLogInterpolation, eV,scaleFactor );
    tableE->LoadData(fileElectron);
      
    tableData[electron] = tableE;
    
    // Final state
    
    std::ostringstream eFullFileName;
    eFullFileName << path << "/muelec/sigmadiff_inelastic_e_Si.dat";
    std::ifstream eDiffCrossSection(eFullFileName.str().c_str());
 
    if (!eDiffCrossSection)
    { 
            G4Exception("G4MuElecInelasticModel::Initialise","em0003",FatalException,"Missing data file:/muelec/sigmadiff_inelastic_e_Si.dat");
    }
      
    eTdummyVec.push_back(0.);
    while(!eDiffCrossSection.eof())
    {
      double tDummy;
      double eDummy;
      eDiffCrossSection>>tDummy>>eDummy;
      if (tDummy != eTdummyVec.back()) eTdummyVec.push_back(tDummy);
      for (int j=0; j<6; j++)
      {
        eDiffCrossSection>>eDiffCrossSectionData[j][tDummy][eDummy];
 
        // SI - only if eof is not reached !
        if (!eDiffCrossSection.eof()) eDiffCrossSectionData[j][tDummy][eDummy]*=scaleFactor;
 
        eVecm[tDummy].push_back(eDummy);
 
      }
    }
    //
 
  // *** PROTON
 
    proton = protonDef->GetParticleName();
 
    tableFile[proton] = fileProton;
 
    lowEnergyLimit[proton] = 50. * keV;
    highEnergyLimit[proton] = 1. * GeV;
 
    // Cross section
    
    G4MuElecCrossSectionDataSet* tableP = new G4MuElecCrossSectionDataSet(new G4LogLogInterpolation, eV,scaleFactor );
    tableP->LoadData(fileProton);
      
    tableData[proton] = tableP;
    
    // Final state
 
    std::ostringstream pFullFileName;
    pFullFileName << path << "/muelec/sigmadiff_inelastic_p_Si.dat";
    std::ifstream pDiffCrossSection(pFullFileName.str().c_str());
    
    if (!pDiffCrossSection)
    { 
            G4Exception("G4MuElecInelasticModel::Initialise","em0003",FatalException,"Missing data file:/muelec/sigmadiff_inelastic_p_Si.dat");
    }
      
    pTdummyVec.push_back(0.);
    while(!pDiffCrossSection.eof())
    {
      double tDummy;
      double eDummy;
      pDiffCrossSection>>tDummy>>eDummy;
      if (tDummy != pTdummyVec.back()) pTdummyVec.push_back(tDummy);
      for (int j=0; j<6; j++)
      {
        pDiffCrossSection>>pDiffCrossSectionData[j][tDummy][eDummy];
 
        // SI - only if eof is not reached !
        if (!pDiffCrossSection.eof()) pDiffCrossSectionData[j][tDummy][eDummy]*=scaleFactor;
 
        pVecm[tDummy].push_back(eDummy); 
      }
    }
  
 
  if (particle==electronDef) 
  {
    SetLowEnergyLimit(lowEnergyLimit[electron]);
    SetHighEnergyLimit(highEnergyLimit[electron]);
  }
 
  if (particle==protonDef) 
  {
    SetLowEnergyLimit(lowEnergyLimit[proton]);
    SetHighEnergyLimit(highEnergyLimit[proton]);
  }
 
  if( verboseLevel>0 ) 
  { 
    G4cout << "MuElec Inelastic model is initialized " << G4endl
           << "Energy range: "
           << LowEnergyLimit() / eV << " eV - "
           << HighEnergyLimit() / keV << " keV for "
           << particle->GetParticleName()
       << " with mass (amu) " << particle->GetPDGMass()/proton_mass_c2
       << " and charge " << particle->GetPDGCharge()
           << G4endl << G4endl ;
  }
  
  //
 
  fAtomDeexcitation  = G4LossTableManager::Instance()->AtomDeexcitation(); 
 
  if (isInitialised) { return; }
  fParticleChangeForGamma = GetParticleChangeForGamma();
  isInitialised = true;
 
}

◆ SampleSecondaries()

void G4MuElecInelasticModel::SampleSecondaries	(	std::vector< G4DynamicParticle * > *	fvect,
		const G4MaterialCutsCouple *	,
		const G4DynamicParticle *	particle,
		G4double	tmin,
		G4double	maxEnergy
	)

virtual

Implements G4VEmModel.

Definition at line 367 of file G4MuElecInelasticModel.cc.

{
 
  if (verboseLevel > 3)
    G4cout << "Calling SampleSecondaries() of G4MuElecInelasticModel" << G4endl;
 
  G4double lowLim = 0;
  G4double highLim = 0;
 
  G4double ekin = particle->GetKineticEnergy();
  G4double k = ekin ;
 
  G4ParticleDefinition* PartDef = particle->GetDefinition();
  const G4String& particleName = PartDef->GetParticleName();
  G4String nameLocal2 = particleName ;
  G4double particleMass = particle->GetDefinition()->GetPDGMass();
 
  if (particleMass > proton_mass_c2)
  {
    k *= proton_mass_c2/particleMass ;
    PartDef = G4Proton::ProtonDefinition();
    nameLocal2 = "proton" ;
  }
 
  std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
  pos1 = lowEnergyLimit.find(nameLocal2);
 
  if (pos1 != lowEnergyLimit.end())
  {
    lowLim = pos1->second;
  }
 
  std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
  pos2 = highEnergyLimit.find(nameLocal2);
 
  if (pos2 != highEnergyLimit.end())
  {
    highLim = pos2->second;
  }
 
  if (k >= lowLim && k < highLim)
  {
    G4ParticleMomentum primaryDirection = particle->GetMomentumDirection();
    G4double totalEnergy = ekin + particleMass;
    G4double pSquare = ekin * (totalEnergy + particleMass);
    G4double totalMomentum = std::sqrt(pSquare);
 
    G4int Shell = RandomSelect(k,nameLocal2);
    G4double bindingEnergy = SiStructure.Energy(Shell);
    if (verboseLevel > 3)
    {
    G4cout << "---> Kinetic energy (eV)=" << k/eV << G4endl ;
    G4cout << "Shell: " << Shell << ", energy: " << bindingEnergy/eV << G4endl;
    }
 
   // sample deexcitation
 
    G4int secNumberInit = 0;  // need to know at a certain point the energy of secondaries   
    G4int secNumberFinal = 0; // So I'll make the difference and then sum the energies
 
    if(fAtomDeexcitation && Shell > 3) {
      G4int Z = 14;
      G4AtomicShellEnumerator as = fKShell;
 
      if (Shell == 5) 
    {
      as = G4AtomicShellEnumerator(1);
    }
      else if (Shell == 4)
    {
      as = G4AtomicShellEnumerator(3);
    }
 
      const G4AtomicShell* shell = fAtomDeexcitation->GetAtomicShell(Z, as);    
      secNumberInit = fvect->size();
      fAtomDeexcitation->GenerateParticles(fvect, shell, Z, 0, 0);
      secNumberFinal = fvect->size();
    }
 
    G4double secondaryKinetic = RandomizeEjectedElectronEnergy(PartDef,k,Shell);
 
    if (verboseLevel > 3)
    {
    G4cout << "Ionisation process" << G4endl;
    G4cout << "Shell: " << Shell << " Kin. energy (eV)=" << k/eV 
    << " Sec. energy (eV)=" << secondaryKinetic/eV << G4endl;
    }
 
    G4double cosTheta = 0.;
    G4double phi = 0.; 
    RandomizeEjectedElectronDirection(PartDef, k, secondaryKinetic, cosTheta, phi);
 
    G4double sinTheta = std::sqrt(1.-cosTheta*cosTheta);
    G4double dirX = sinTheta*std::cos(phi);
    G4double dirY = sinTheta*std::sin(phi);
    G4double dirZ = cosTheta;
    G4ThreeVector deltaDirection(dirX,dirY,dirZ);
    deltaDirection.rotateUz(primaryDirection);
 
    //if (particle->GetDefinition() == G4Electron::ElectronDefinition())
    //{
      G4double deltaTotalMomentum = std::sqrt(secondaryKinetic*(secondaryKinetic + 2.*electron_mass_c2 ));
 
      G4double finalPx = totalMomentum*primaryDirection.x() - deltaTotalMomentum*deltaDirection.x();
      G4double finalPy = totalMomentum*primaryDirection.y() - deltaTotalMomentum*deltaDirection.y();
      G4double finalPz = totalMomentum*primaryDirection.z() - deltaTotalMomentum*deltaDirection.z();
      G4double finalMomentum = std::sqrt(finalPx*finalPx + finalPy*finalPy + finalPz*finalPz);
      finalPx /= finalMomentum;
      finalPy /= finalMomentum;
      finalPz /= finalMomentum;
    
      G4ThreeVector direction;
      direction.set(finalPx,finalPy,finalPz);
    
      fParticleChangeForGamma->ProposeMomentumDirection(direction.unit()) ;
    //}
    //else fParticleChangeForGamma->ProposeMomentumDirection(primaryDirection) ;
 
    // note that secondaryKinetic is the energy of the delta ray, not of all secondaries.
    G4double deexSecEnergy = 0;
    for (G4int j=secNumberInit; j < secNumberFinal; j++) {
      deexSecEnergy = deexSecEnergy + (*fvect)[j]->GetKineticEnergy();} 
 
    fParticleChangeForGamma->SetProposedKineticEnergy(ekin-bindingEnergy-secondaryKinetic);
    fParticleChangeForGamma->ProposeLocalEnergyDeposit(bindingEnergy-deexSecEnergy);
 
    G4DynamicParticle* dp = new G4DynamicParticle (G4Electron::Electron(),deltaDirection,secondaryKinetic) ;
    fvect->push_back(dp);
 
  }
 
}

Member Data Documentation

◆ fParticleChangeForGamma

G4ParticleChangeForGamma* G4MuElecInelasticModel::fParticleChangeForGamma

protected

Definition at line 92 of file G4MuElecInelasticModel.hh.

Referenced by G4MuElecInelasticModel(), Initialise(), and SampleSecondaries().

The documentation for this class was generated from the following files:

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ G4MuElecInelasticModel()

◆ ~G4MuElecInelasticModel()

Member Function Documentation

◆ CrossSectionPerVolume()

◆ DifferentialCrossSection()

◆ Initialise()

◆ SampleSecondaries()

Member Data Documentation

◆ fParticleChangeForGamma