#include <G4DNARuddIonisationModel.hh>

Inheritance diagram for G4DNARuddIonisationModel:

Public Member Functions
	G4DNARuddIonisationModel (const G4ParticleDefinition *p=0, const G4String &nam="DNARuddIonisationModel")

virtual	~G4DNARuddIonisationModel ()

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)

void	SelectStationary (G4bool input)

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 void	InitialiseLocal (const G4ParticleDefinition , G4VEmModel masterModel)

virtual void	InitialiseForMaterial (const G4ParticleDefinition , const G4Material )

virtual void	InitialiseForElement (const G4ParticleDefinition *, G4int Z)

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	GetPartialCrossSection (const G4Material , G4int level, const G4ParticleDefinition , G4double kineticEnergy)

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

virtual G4double	ComputeCrossSectionPerShell (const G4ParticleDefinition *, G4int Z, G4int shellIdx, G4double kinEnergy, 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 , const G4double &length, G4double &eloss)

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

virtual G4double	MinPrimaryEnergy (const G4Material , const G4ParticleDefinition , G4double cut=0.0)

virtual G4double	MinEnergyCut (const G4ParticleDefinition , const G4MaterialCutsCouple )

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

virtual void	DefineForRegion (const G4Region *)

virtual void	FillNumberOfSecondaries (G4int &numberOfTriplets, G4int &numberOfRecoil)

virtual void	ModelDescription (std::ostream &outFile) const

void	InitialiseElementSelectors (const G4ParticleDefinition *, const G4DataVector &)

std::vector< G4EmElementSelector * > *	GetElementSelectors ()

void	SetElementSelectors (std::vector< G4EmElementSelector * > *)

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)

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

const G4Element *	SelectTargetAtom (const G4MaterialCutsCouple , const G4ParticleDefinition , G4double kineticEnergy, G4double logKineticEnergy, 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)

const G4Element *	GetCurrentElement (const G4Material *mat=nullptr) const

G4int	SelectRandomAtomNumber (const G4Material *) const

const G4Isotope *	GetCurrentIsotope (const G4Element *elm=nullptr) const

G4int	SelectIsotopeNumber (const G4Element *) const

void	SetParticleChange (G4VParticleChange , G4VEmFluctuationModel f=nullptr)

void	SetCrossSectionTable (G4PhysicsTable *, G4bool isLocal)

G4ElementData *	GetElementData ()

G4PhysicsTable *	GetCrossSectionTable ()

G4VEmFluctuationModel *	GetModelOfFluctuations ()

G4VEmAngularDistribution *	GetAngularDistribution ()

G4VEmModel *	GetTripletModel ()

void	SetTripletModel (G4VEmModel *)

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

G4bool	UseAngularGeneratorFlag () const

void	SetAngularGeneratorFlag (G4bool)

void	SetHighEnergyLimit (G4double)

void	SetLowEnergyLimit (G4double)

void	SetActivationHighEnergyLimit (G4double)

void	SetActivationLowEnergyLimit (G4double)

G4bool	IsActive (G4double kinEnergy) const

void	SetPolarAngleLimit (G4double)

void	SetSecondaryThreshold (G4double)

void	SetLPMFlag (G4bool val)

void	SetDeexcitationFlag (G4bool val)

void	SetForceBuildTable (G4bool val)

void	SetFluctuationFlag (G4bool val)

void	SetMasterThread (G4bool val)

G4bool	IsMaster () const

void	SetUseBaseMaterials (G4bool val)

G4bool	UseBaseMaterials () const

G4double	MaxSecondaryKinEnergy (const G4DynamicParticle *dynParticle)

const G4String &	GetName () const

void	SetCurrentCouple (const G4MaterialCutsCouple *)

G4bool	IsLocked () const

void	SetLocked (G4bool)

G4VEmModel &	operator= (const G4VEmModel &right)=delete

	G4VEmModel (const G4VEmModel &)=delete

Protected Attributes
G4ParticleChangeForGamma *	fParticleChangeForGamma = nullptr

Protected Attributes inherited from G4VEmModel
G4ElementData *	fElementData = nullptr

G4VParticleChange *	pParticleChange = nullptr

G4PhysicsTable *	xSectionTable = nullptr

const G4Material *	pBaseMaterial = nullptr

const std::vector< G4double > *	theDensityFactor = nullptr

const std::vector< G4int > *	theDensityIdx = nullptr

G4double	inveplus

G4double	pFactor = 1.0

size_t	currentCoupleIndex = 0

size_t	basedCoupleIndex = 0

G4bool	lossFlucFlag = true

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 45 of file G4DNARuddIonisationModel.hh.

Constructor & Destructor Documentation

◆ G4DNARuddIonisationModel()

G4DNARuddIonisationModel::G4DNARuddIonisationModel	(	const G4ParticleDefinition *	p = `0`,
		const G4String &	nam = `"DNARuddIonisationModel"`
	)

Definition at line 49 of file G4DNARuddIonisationModel.cc.

                                                                        :
G4VEmModel(nam), isInitialised(false)
{
  slaterEffectiveCharge[0] = 0.;
  slaterEffectiveCharge[1] = 0.;
  slaterEffectiveCharge[2] = 0.;
  sCoefficient[0] = 0.;
  sCoefficient[1] = 0.;
  sCoefficient[2] = 0.;
 
  lowEnergyLimitForZ1 = 0 * eV;
  lowEnergyLimitForZ2 = 0 * eV;
  lowEnergyLimitOfModelForZ1 = 100 * eV;
  lowEnergyLimitOfModelForZ2 = 1 * keV;
  killBelowEnergyForZ1 = lowEnergyLimitOfModelForZ1;
  killBelowEnergyForZ2 = lowEnergyLimitOfModelForZ2;
 
  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 << "Rudd ionisation model is constructed " << G4endl;
  }
 
  // Define default angular generator
  SetAngularDistribution(new G4DNARuddAngle());
 
  // Mark this model as "applicable" for atomic deexcitation
  SetDeexcitationFlag(true);
 
 // Selection of stationary mode
 
  statCode = false;
}

◆ ~G4DNARuddIonisationModel()

G4DNARuddIonisationModel::~G4DNARuddIonisationModel ( )

virtual

Definition at line 93 of file G4DNARuddIonisationModel.cc.

{
  // Cross section
 
  std::map<G4String, G4DNACrossSectionDataSet*, std::less<G4String> >::iterator pos;
  for (pos = tableData.begin(); pos != tableData.end(); ++pos)
  {
    G4DNACrossSectionDataSet* table = pos->second;
    delete table;
  }
 
  // The following removal is forbidden since G4VEnergyLossmodel takes care of deletion
  // Coverity however will signal this as an error
  // if (fAtomDeexcitation) {delete  fAtomDeexcitation;}
 
}

Member Function Documentation

◆ CrossSectionPerVolume()

G4double G4DNARuddIonisationModel::CrossSectionPerVolume	(	const G4Material *	material,
		const G4ParticleDefinition *	p,
		G4double	ekin,
		G4double	emin,
		G4double	emax
	)

virtual

Reimplemented from G4VEmModel.

Definition at line 287 of file G4DNARuddIonisationModel.cc.

{
  if (verboseLevel > 3)
  {
    G4cout << "Calling CrossSectionPerVolume() of G4DNARuddIonisationModel"
        << G4endl;
  }
 
  // Calculate total cross section for model
 
  if (
      particleDefinition != protonDef
      &&
      particleDefinition != hydrogenDef
      &&
      particleDefinition != alphaPlusPlusDef
      &&
      particleDefinition != alphaPlusDef
      &&
      particleDefinition != heliumDef
  )
 
  return 0;
 
  G4double lowLim = 0;
 
  if ( particleDefinition == protonDef
      || particleDefinition == hydrogenDef
  )
 
  lowLim = lowEnergyLimitOfModelForZ1;
 
  if ( particleDefinition == alphaPlusPlusDef
      || particleDefinition == alphaPlusDef
      || particleDefinition == heliumDef
  )
 
  lowLim = lowEnergyLimitOfModelForZ2;
 
  G4double highLim = 0;
  G4double sigma=0;
 
  G4double waterDensity = (*fpWaterDensity)[material->GetIndex()];
 
  const G4String& particleName = particleDefinition->GetParticleName();
 
  // SI - the following is useless since lowLim is already defined
  /*
  std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
  pos1 = lowEnergyLimit.find(particleName);
 
  if (pos1 != lowEnergyLimit.end())
  {
    lowLim = pos1->second;
  }
  */
 
  std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
  pos2 = highEnergyLimit.find(particleName);
 
  if (pos2 != highEnergyLimit.end())
  {
    highLim = pos2->second;
  }
 
  if (k <= highLim)
  {
    //SI : XS must not be zero otherwise sampling of secondaries method ignored
 
    if (k < lowLim) k = lowLim;
 
    //
 
    std::map< G4String,G4DNACrossSectionDataSet*,std::less<G4String> >::iterator pos;
    pos = tableData.find(particleName);
 
    if (pos != tableData.end())
    {
      G4DNACrossSectionDataSet* table = pos->second;
      if (table != 0)
      {
        sigma = table->FindValue(k);
      }
    }
    else
    {
      G4Exception("G4DNARuddIonisationModel::CrossSectionPerVolume","em0002",
          FatalException,"Model not applicable to particle type.");
    }
 
  } 
 
  if (verboseLevel > 2)
  {
    G4cout << "__________________________________" << G4endl;
    G4cout << "G4DNARuddIonisationModel - XS INFO START" << G4endl;
    G4cout << "Kinetic energy(eV)=" << k/eV << " particle : " << particleDefinition->GetParticleName() << G4endl;
    G4cout << "Cross section per water molecule (cm^2)=" << sigma/cm/cm << G4endl;
    G4cout << "Cross section per water molecule (cm^-1)=" << sigma*waterDensity/(1./cm) << G4endl;
    //G4cout << " - Cross section per water molecule (cm^-1)=" 
    //<< sigma*material->GetAtomicNumDensityVector()[1]/(1./cm) << G4endl;
    G4cout << "G4DNARuddIonisationModel - XS INFO END" << G4endl;
  }
 
  return sigma*waterDensity;
 
}

◆ Initialise()

void G4DNARuddIonisationModel::Initialise	(	const G4ParticleDefinition *	particle,
		const G4DataVector &
	)

virtual

Implements G4VEmModel.

Definition at line 112 of file G4DNARuddIonisationModel.cc.

{
 
  if (verboseLevel > 3)
  {
    G4cout << "Calling G4DNARuddIonisationModel::Initialise()" << G4endl;
  }
 
  // Energy limits
 
  G4String fileProton("dna/sigma_ionisation_p_rudd");
  G4String fileHydrogen("dna/sigma_ionisation_h_rudd");
  G4String fileAlphaPlusPlus("dna/sigma_ionisation_alphaplusplus_rudd");
  G4String fileAlphaPlus("dna/sigma_ionisation_alphaplus_rudd");
  G4String fileHelium("dna/sigma_ionisation_he_rudd");
 
  G4DNAGenericIonsManager *instance;
  instance = G4DNAGenericIonsManager::Instance();
  protonDef = G4Proton::ProtonDefinition();
  hydrogenDef = instance->GetIon("hydrogen");
  alphaPlusPlusDef = G4Alpha::Alpha();
  alphaPlusDef = instance->GetIon("alpha+");
  heliumDef = instance->GetIon("helium");
 
  G4String proton;
  G4String hydrogen;
  G4String alphaPlusPlus;
  G4String alphaPlus;
  G4String helium;
 
  G4double scaleFactor = 1 * m*m;
 
  // LIMITS AND DATA
 
  // ********************************************************
 
  proton = protonDef->GetParticleName();
  tableFile[proton] = fileProton;
 
  lowEnergyLimit[proton] = lowEnergyLimitForZ1;
  highEnergyLimit[proton] = 500. * keV;
 
  // Cross section
 
  G4DNACrossSectionDataSet* tableProton = new G4DNACrossSectionDataSet(new G4LogLogInterpolation,
      eV,
      scaleFactor );
  tableProton->LoadData(fileProton);
  tableData[proton] = tableProton;
 
  // ********************************************************
 
  hydrogen = hydrogenDef->GetParticleName();
  tableFile[hydrogen] = fileHydrogen;
 
  lowEnergyLimit[hydrogen] = lowEnergyLimitForZ1;
  highEnergyLimit[hydrogen] = 100. * MeV;
 
  // Cross section
 
  G4DNACrossSectionDataSet* tableHydrogen = new G4DNACrossSectionDataSet(new G4LogLogInterpolation,
      eV,
      scaleFactor );
  tableHydrogen->LoadData(fileHydrogen);
 
  tableData[hydrogen] = tableHydrogen;
 
  // ********************************************************
 
  alphaPlusPlus = alphaPlusPlusDef->GetParticleName();
  tableFile[alphaPlusPlus] = fileAlphaPlusPlus;
 
  lowEnergyLimit[alphaPlusPlus] = lowEnergyLimitForZ2;
  highEnergyLimit[alphaPlusPlus] = 400. * MeV;
 
  // Cross section
 
  G4DNACrossSectionDataSet* tableAlphaPlusPlus = new G4DNACrossSectionDataSet(new G4LogLogInterpolation,
      eV,
      scaleFactor );
  tableAlphaPlusPlus->LoadData(fileAlphaPlusPlus);
 
  tableData[alphaPlusPlus] = tableAlphaPlusPlus;
 
  // ********************************************************
 
  alphaPlus = alphaPlusDef->GetParticleName();
  tableFile[alphaPlus] = fileAlphaPlus;
 
  lowEnergyLimit[alphaPlus] = lowEnergyLimitForZ2;
  highEnergyLimit[alphaPlus] = 400. * MeV;
 
  // Cross section
 
  G4DNACrossSectionDataSet* tableAlphaPlus = new G4DNACrossSectionDataSet(new G4LogLogInterpolation,
      eV,
      scaleFactor );
  tableAlphaPlus->LoadData(fileAlphaPlus);
  tableData[alphaPlus] = tableAlphaPlus;
 
  // ********************************************************
 
  helium = heliumDef->GetParticleName();
  tableFile[helium] = fileHelium;
 
  lowEnergyLimit[helium] = lowEnergyLimitForZ2;
  highEnergyLimit[helium] = 400. * MeV;
 
  // Cross section
 
  G4DNACrossSectionDataSet* tableHelium = new G4DNACrossSectionDataSet(new G4LogLogInterpolation,
      eV,
      scaleFactor );
  tableHelium->LoadData(fileHelium);
  tableData[helium] = tableHelium;
 
  //
 
  if (particle==protonDef)
  {
    SetLowEnergyLimit(lowEnergyLimit[proton]);
    SetHighEnergyLimit(highEnergyLimit[proton]);
  }
 
  if (particle==hydrogenDef)
  {
    SetLowEnergyLimit(lowEnergyLimit[hydrogen]);
    SetHighEnergyLimit(highEnergyLimit[hydrogen]);
  }
 
  if (particle==heliumDef)
  {
    SetLowEnergyLimit(lowEnergyLimit[helium]);
    SetHighEnergyLimit(highEnergyLimit[helium]);
  }
 
  if (particle==alphaPlusDef)
  {
    SetLowEnergyLimit(lowEnergyLimit[alphaPlus]);
    SetHighEnergyLimit(highEnergyLimit[alphaPlus]);
  }
 
  if (particle==alphaPlusPlusDef)
  {
    SetLowEnergyLimit(lowEnergyLimit[alphaPlusPlus]);
    SetHighEnergyLimit(highEnergyLimit[alphaPlusPlus]);
  }
 
  if( verboseLevel>0 )
  {
    G4cout << "Rudd ionisation model is initialized " << G4endl
    << "Energy range: "
    << LowEnergyLimit() / eV << " eV - "
    << HighEnergyLimit() / keV << " keV for "
    << particle->GetParticleName()
    << G4endl;
  }
 
  // Initialize water density pointer
  fpWaterDensity = G4DNAMolecularMaterial::Instance()->GetNumMolPerVolTableFor(G4Material::GetMaterial("G4_WATER"));
 
  //
 
  fAtomDeexcitation = G4LossTableManager::Instance()->AtomDeexcitation();
 
  if (isInitialised)
  { return;}
  fParticleChangeForGamma = GetParticleChangeForGamma();
  isInitialised = true;
 
}

◆ SampleSecondaries()

void G4DNARuddIonisationModel::SampleSecondaries	(	std::vector< G4DynamicParticle * > *	fvect,
		const G4MaterialCutsCouple *	couple,
		const G4DynamicParticle *	particle,
		G4double	tmin,
		G4double	maxEnergy
	)

virtual

Implements G4VEmModel.

Definition at line 401 of file G4DNARuddIonisationModel.cc.

{
  if (verboseLevel > 3)
  {
    G4cout << "Calling SampleSecondaries() of G4DNARuddIonisationModel"
        << G4endl;
  }
 
  G4double lowLim = 0;
  G4double highLim = 0;
 
  if ( particle->GetDefinition() == protonDef
      || particle->GetDefinition() == hydrogenDef
  )
 
  lowLim = killBelowEnergyForZ1;
 
  if ( particle->GetDefinition() == alphaPlusPlusDef
      || particle->GetDefinition() == alphaPlusDef
      || particle->GetDefinition() == heliumDef
  )
 
  lowLim = killBelowEnergyForZ2;
 
  G4double k = particle->GetKineticEnergy();
 
  const G4String& particleName = particle->GetDefinition()->GetParticleName();
 
  // SI - the following is useless since lowLim is already defined
  /*
   std::map< G4String,G4double,std::less<G4String> >::iterator pos1;
   pos1 = lowEnergyLimit.find(particleName);
 
   if (pos1 != lowEnergyLimit.end())
   {
   lowLim = pos1->second;
   }
  */
 
  std::map< G4String,G4double,std::less<G4String> >::iterator pos2;
  pos2 = highEnergyLimit.find(particleName);
 
  if (pos2 != highEnergyLimit.end())
  {
    highLim = pos2->second;
  }
 
  if (k >= lowLim && k <= highLim)
  {
    G4ParticleDefinition* definition = particle->GetDefinition();
    G4ParticleMomentum primaryDirection = particle->GetMomentumDirection();
    /*
     G4double particleMass = definition->GetPDGMass();
     G4double totalEnergy = k + particleMass;
     G4double pSquare = k*(totalEnergy+particleMass);
     G4double totalMomentum = std::sqrt(pSquare);
    */
 
    G4int ionizationShell = RandomSelect(k,particleName);
 
    G4double bindingEnergy = 0;
    bindingEnergy = waterStructure.IonisationEnergy(ionizationShell);
 
    //SI: additional protection if tcs interpolation method is modified
    if (k<bindingEnergy) return;
    //
 
    // SI - For atom. deexc. tagging - 23/05/2017
    G4int Z = 8;
    //
    
    G4double secondaryKinetic = RandomizeEjectedElectronEnergy(definition,k,ionizationShell);
 
    G4ThreeVector deltaDirection =
    GetAngularDistribution()->SampleDirectionForShell(particle, secondaryKinetic,
        Z, ionizationShell,
        couple->GetMaterial());
 
    G4DynamicParticle* dp = new G4DynamicParticle (G4Electron::Electron(),deltaDirection,secondaryKinetic);
    fvect->push_back(dp);
 
    // Ignored for ions on electrons
    /*
     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()) ;
    */
     
    fParticleChangeForGamma->ProposeMomentumDirection(primaryDirection);
 
    // sample deexcitation
    // here we assume that H_{2}O electronic levels are the same of Oxigen.
    // this can be considered true with a rough 10% error in energy on K-shell,
 
    size_t secNumberInit = 0;// need to know at a certain point the energy of secondaries
    size_t secNumberFinal = 0;// So I'll make the diference and then sum the energies
 
    G4double scatteredEnergy = k-bindingEnergy-secondaryKinetic;
 
    // SI: only atomic deexcitation from K shell is considered
    if(fAtomDeexcitation && ionizationShell == 4)
    {
      const G4AtomicShell* shell 
        = fAtomDeexcitation->GetAtomicShell(Z, G4AtomicShellEnumerator(0));
      secNumberInit = fvect->size();
      fAtomDeexcitation->GenerateParticles(fvect, shell, Z, 0, 0);
      secNumberFinal = fvect->size();
 
      if(secNumberFinal > secNumberInit) 
      {
    for (size_t i=secNumberInit; i<secNumberFinal; ++i) 
        {
          //Check if there is enough residual energy 
          if (bindingEnergy >= ((*fvect)[i])->GetKineticEnergy())
          {
             //Ok, this is a valid secondary: keep it
         bindingEnergy -= ((*fvect)[i])->GetKineticEnergy();
          }
          else
          {
         //Invalid secondary: not enough energy to create it!
         //Keep its energy in the local deposit
             delete (*fvect)[i]; 
             (*fvect)[i]=0;
          }
    } 
      }
 
    }
 
    //This should never happen
    if(bindingEnergy < 0.0) 
     G4Exception("G4DNAEmfietzoglouIonisatioModel1::SampleSecondaries()",
                 "em2050",FatalException,"Negative local energy deposit");   
 
    //bindingEnergy has been decreased 
    //by the amount of energy taken away by deexc. products
    if (!statCode)
    {
      fParticleChangeForGamma->SetProposedKineticEnergy(scatteredEnergy);
      fParticleChangeForGamma->ProposeLocalEnergyDeposit(bindingEnergy);
    }
    else
    {
      fParticleChangeForGamma->SetProposedKineticEnergy(k);
      fParticleChangeForGamma->ProposeLocalEnergyDeposit(k-scatteredEnergy);
    }
 
    // debug
    // k-scatteredEnergy-secondaryKinetic-deexSecEnergy = k-(k-bindingEnergy-secondaryKinetic)-secondaryKinetic-deexSecEnergy =
    // = k-k+bindingEnergy+secondaryKinetic-secondaryKinetic-deexSecEnergy=
    // = bindingEnergy-deexSecEnergy
    // SO deexSecEnergy=0 => LocalEnergyDeposit =  bindingEnergy
 
    // TEST //////////////////////////
    // if (secondaryKinetic<0) abort();
    // if (scatteredEnergy<0) abort();
    // if (k-scatteredEnergy-secondaryKinetic-deexSecEnergy<0) abort();
    // if (k-scatteredEnergy<0) abort();     
    /////////////////////////////////
 
    const G4Track * theIncomingTrack = fParticleChangeForGamma->GetCurrentTrack();
    G4DNAChemistryManager::Instance()->CreateWaterMolecule(eIonizedMolecule,
        ionizationShell,
        theIncomingTrack);
  }
 
  // SI - not useful since low energy of model is 0 eV
 
  if (k < lowLim)
  {
    fParticleChangeForGamma->SetProposedKineticEnergy(0.);
    fParticleChangeForGamma->ProposeTrackStatus(fStopAndKill);
    fParticleChangeForGamma->ProposeLocalEnergyDeposit(k);
  }
 
}

◆ SelectStationary()

void G4DNARuddIonisationModel::SelectStationary ( G4bool input )

inline

Definition at line 169 of file G4DNARuddIonisationModel.hh.

{ 
    statCode = input; 
}        

Member Data Documentation

◆ fParticleChangeForGamma

G4ParticleChangeForGamma* G4DNARuddIonisationModel::fParticleChangeForGamma = nullptr

protected

Definition at line 73 of file G4DNARuddIonisationModel.hh.

Referenced by 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

◆ G4DNARuddIonisationModel()

◆ ~G4DNARuddIonisationModel()

Member Function Documentation

◆ CrossSectionPerVolume()

◆ Initialise()

◆ SampleSecondaries()

◆ SelectStationary()

Member Data Documentation

◆ fParticleChangeForGamma