#include <G4ICRU73QOModel.hh>

Inheritance diagram for G4ICRU73QOModel:

Collaboration diagram for G4ICRU73QOModel:

Public Member Functions
	G4ICRU73QOModel (const G4ParticleDefinition *p=0, const G4String &nam="ICRU73QO")

virtual	~G4ICRU73QOModel ()

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

virtual G4double	ComputeCrossSectionPerElectron (const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy, G4double maxEnergy)

virtual G4double	ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kineticEnergy, G4double Z, G4double A, G4double cutEnergy, G4double maxEnergy)

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

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

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

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

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

virtual	~G4VEmModel ()

virtual void	InitialiseLocal (const G4ParticleDefinition , G4VEmModel masterModel)

virtual void	InitialiseForMaterial (const G4ParticleDefinition , const G4Material )

virtual void	InitialiseForElement (const G4ParticleDefinition *, G4int Z)

virtual G4double	GetPartialCrossSection (const G4Material , G4int, const G4ParticleDefinition , G4double)

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 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	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)

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)

G4int	SelectRandomAtomNumber (const G4Material *)

void	SetParticleChange (G4VParticleChange , G4VEmFluctuationModel f=0)

void	SetCrossSectionTable (G4PhysicsTable *, G4bool isLocal)

G4ElementData *	GetElementData ()

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

G4bool	UseAngularGeneratorFlag () const

void	SetAngularGeneratorFlag (G4bool)

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	SetForceBuildTable (G4bool val)

void	SetMasterThread (G4bool val)

G4bool	IsMaster () const

G4double	MaxSecondaryKinEnergy (const G4DynamicParticle *dynParticle)

const G4String &	GetName () const

void	SetCurrentCouple (const G4MaterialCutsCouple *)

const G4Element *	GetCurrentElement () const

const G4Isotope *	GetCurrentIsotope () const

G4bool	IsLocked () const

void	SetLocked (G4bool)

Protected Member Functions
virtual G4double	MaxSecondaryEnergy (const G4ParticleDefinition *, G4double kinEnergy)

Protected Member Functions inherited from G4VEmModel
G4ParticleChangeForLoss *	GetParticleChangeForLoss ()

G4ParticleChangeForGamma *	GetParticleChangeForGamma ()

const G4MaterialCutsCouple *	CurrentCouple () const

void	SetCurrentElement (const G4Element *)

Private Member Functions
void	SetParticle (const G4ParticleDefinition *p)

void	SetLowestKinEnergy (const G4double val)

G4double	DEDX (const G4Material *material, G4double kineticEnergy)

G4double	DEDXPerElement (G4int Z, G4double kineticEnergy)

G4ICRU73QOModel &	operator= (const G4ICRU73QOModel &right)

	G4ICRU73QOModel (const G4ICRU73QOModel &)

G4int	GetNumberOfShells (G4int Z) const

G4double	GetShellEnergy (G4int Z, G4int nbOfTheShell) const

G4double	GetOscillatorEnergy (G4int Z, G4int nbOfTheShell) const

G4double	GetShellStrength (G4int Z, G4int nbOfTheShell) const

G4double	GetL0 (G4double normEnergy) const

G4double	GetL1 (G4double normEnergy) const

G4double	GetL2 (G4double normEnergy) const

Private Attributes
const G4ParticleDefinition *	particle

G4ParticleDefinition *	theElectron

G4ParticleChangeForLoss *	fParticleChange

G4DensityEffectData *	denEffData

G4double	mass

G4double	charge

G4double	chargeSquare

G4double	massRate

G4double	ratio

G4double	lowestKinEnergy

G4bool	isInitialised

G4int	indexZ [100]

G4int	sizeL0

G4int	sizeL1

G4int	sizeL2

Static Private Attributes
static const G4int	NQOELEM = 26

static const G4int	NQODATA = 130

static const G4int	ZElementAvailable [NQOELEM]

static const G4int	startElemIndex [NQOELEM]

static const G4int	nbofShellsForElement [NQOELEM]

static const G4double	ShellEnergy [NQODATA]

static const G4double	SubShellOccupation [NQODATA]

static const G4double	L0 [67][2]

static const G4double	L1 [22][2]

static const G4double	L2 [14][2]

static const G4double	factorBethe [99]

Additional Inherited Members
Protected Attributes inherited from G4VEmModel
G4ElementData *	fElementData

G4VParticleChange *	pParticleChange

G4PhysicsTable *	xSectionTable

const std::vector< G4double > *	theDensityFactor

const std::vector< G4int > *	theDensityIdx

size_t	idxTable

Static Protected Attributes inherited from G4VEmModel
static const G4double	inveplus = 1.0/CLHEP::eplus

Detailed Description

Definition at line 71 of file G4ICRU73QOModel.hh.

Constructor & Destructor Documentation

◆ G4ICRU73QOModel() [1/2]

G4ICRU73QOModel::G4ICRU73QOModel	(	const G4ParticleDefinition *	p = `0`,
		const G4String &	nam = `"ICRU73QO"`
	)

Definition at line 67 of file G4ICRU73QOModel.cc.

   : G4VEmModel(nam),
     particle(0),
     isInitialised(false)
 {
   mass = charge = chargeSquare = massRate = ratio = 0.0;
   if(p) { SetParticle(p); }
   SetHighEnergyLimit(10.0*MeV);
 
   lowestKinEnergy  = 5.0*keV;
 
   sizeL0 = 67;
   sizeL1 = 22;
   sizeL2 = 14;
 
   theElectron = G4Electron::Electron();
 
   for (G4int i = 0; i < 100; ++i)
     {
       indexZ[i] = -1;
     }
   for(G4int i = 0; i < NQOELEM; ++i) 
     {
       if(ZElementAvailable[i] > 0) {
         indexZ[ZElementAvailable[i]] = i;
       }
     }
   fParticleChange = 0;
   denEffData = 0;
 }

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◆ ~G4ICRU73QOModel()

G4ICRU73QOModel::~G4ICRU73QOModel ( )

virtual

Definition at line 100 of file G4ICRU73QOModel.cc.

101 {}

◆ G4ICRU73QOModel() [2/2]

G4ICRU73QOModel::G4ICRU73QOModel ( const G4ICRU73QOModel & )

private

Member Function Documentation

◆ ComputeCrossSectionPerAtom()

G4double G4ICRU73QOModel::ComputeCrossSectionPerAtom	(	const G4ParticleDefinition *	p,
		G4double	kineticEnergy,
		G4double	Z,
		G4double	A,
		G4double	cutEnergy,
		G4double	maxEnergy
	)

virtual

Reimplemented from G4VEmModel.

Definition at line 154 of file G4ICRU73QOModel.cc.

 {
   G4double cross = Z*ComputeCrossSectionPerElectron
                                          (p,kineticEnergy,cutEnergy,maxEnergy);
   return cross;
 }

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◆ ComputeCrossSectionPerElectron()

G4double G4ICRU73QOModel::ComputeCrossSectionPerElectron	(	const G4ParticleDefinition *	p,
		G4double	kineticEnergy,
		G4double	cutEnergy,
		G4double	maxEnergy
	)

virtual

Definition at line 129 of file G4ICRU73QOModel.cc.

 {
   G4double cross     = 0.0;
   G4double tmax      = MaxSecondaryEnergy(p, kineticEnergy);
   G4double maxEnergy = std::min(tmax,maxKinEnergy);
   if(cutEnergy < maxEnergy) {
 
     G4double energy  = kineticEnergy + mass;
     G4double energy2 = energy*energy;
     G4double beta2   = kineticEnergy*(kineticEnergy + 2.0*mass)/energy2;
     cross = (maxEnergy - cutEnergy)/(cutEnergy*maxEnergy) 
       - beta2*G4Log(maxEnergy/cutEnergy)/tmax;
 
     cross *= CLHEP::twopi_mc2_rcl2*chargeSquare/beta2;
   }
  
   return cross;
 }

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◆ ComputeDEDXPerVolume()

G4double G4ICRU73QOModel::ComputeDEDXPerVolume	(	const G4Material *	material,
		const G4ParticleDefinition *	p,
		G4double	kineticEnergy,
		G4double	cutEnergy
	)

virtual

Reimplemented from G4VEmModel.

Reimplemented in G4ICRU73NoDeltaModel.

Definition at line 183 of file G4ICRU73QOModel.cc.

 {
   SetParticle(p);
   G4double tmax  = MaxSecondaryEnergy(p, kineticEnergy);
   G4double tkin  = kineticEnergy/massRate;
   G4double dedx  = 0.0;
   if(tkin > lowestKinEnergy) { dedx = DEDX(material, tkin); }
   else { dedx = DEDX(material, lowestKinEnergy)*sqrt(tkin/lowestKinEnergy); }
 
   if (cutEnergy < tmax) {
 
     G4double tau   = kineticEnergy/mass;
     G4double gam   = tau + 1.0;
     G4double bg2   = tau * (tau+2.0);
     G4double beta2 = bg2/(gam*gam);
     G4double x     = cutEnergy/tmax;
 
     dedx += chargeSquare*( G4Log(x) + (1.0 - x)*beta2 ) * twopi_mc2_rcl2
           * material->GetElectronDensity()/beta2;
   }
   if(dedx < 0.0) { dedx = 0.0; }
   return dedx;
 }

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◆ CorrectionsAlongStep()

void G4ICRU73QOModel::CorrectionsAlongStep	(	const G4MaterialCutsCouple *	,
		const G4DynamicParticle *	,
		G4double &	eloss,
		G4double &	niel,
		G4double	length
	)

virtual

Reimplemented from G4VEmModel.

Definition at line 364 of file G4ICRU73QOModel.cc.

369 {}

◆ CrossSectionPerVolume()

G4double G4ICRU73QOModel::CrossSectionPerVolume	(	const G4Material *	material,
		const G4ParticleDefinition *	p,
		G4double	kineticEnergy,
		G4double	cutEnergy,
		G4double	maxEnergy
	)

virtual

Reimplemented from G4VEmModel.

Reimplemented in G4ICRU73NoDeltaModel.

Definition at line 168 of file G4ICRU73QOModel.cc.

 {
   G4double eDensity = material->GetElectronDensity();
   G4double cross = eDensity*ComputeCrossSectionPerElectron
                                          (p,kineticEnergy,cutEnergy,maxEnergy);
   return cross;
 }

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◆ DEDX()

G4double G4ICRU73QOModel::DEDX	(	const G4Material *	material,
		G4double	kineticEnergy
	)

private

Definition at line 212 of file G4ICRU73QOModel.cc.

 {
   G4double eloss = 0.0;
   const G4int numberOfElements = material->GetNumberOfElements();
   const G4double* theAtomicNumDensityVector =
                                  material->GetAtomicNumDensityVector();
   
   // Bragg's rule calculation
   const G4ElementVector* theElementVector =
                            material->GetElementVector() ;
   
   //  loop for the elements in the material
   for (G4int i=0; i<numberOfElements; ++i)
     {
       const G4Element* element = (*theElementVector)[i] ;
       eloss   += DEDXPerElement(G4lrint(element->GetZ()), kineticEnergy)
                                  * theAtomicNumDensityVector[i] * G4int(element->GetZ());
     }      
   return eloss;
 }

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◆ DEDXPerElement()

G4double G4ICRU73QOModel::DEDXPerElement	(	G4int	Z,
		G4double	kineticEnergy
	)

private

Definition at line 236 of file G4ICRU73QOModel.cc.

 {
   G4int Z = AtomicNumber;
   if(Z > 97) { Z = 97; }
   G4int nbOfShells = GetNumberOfShells(Z);
   if(nbOfShells < 1) { nbOfShells = 1; }
 
   G4double v = CLHEP::c_light * std::sqrt( 2.0*kineticEnergy/proton_mass_c2 );
 
   G4double fBetheVelocity = CLHEP::fine_structure_const*CLHEP::c_light/v;
 
   G4double tau   = kineticEnergy/proton_mass_c2;
   G4double gam   = tau + 1.0;
   G4double bg2   = tau * (tau+2.0);
   G4double beta2 = bg2/(gam*gam);
 
   G4double l0Term = 0, l1Term = 0, l2Term = 0;
   
   for (G4int nos = 0; nos < nbOfShells; ++nos){
     
     G4double NormalizedEnergy = (2.0*CLHEP::electron_mass_c2*beta2) / 
       GetShellEnergy(Z,nos);
 
     G4double shStrength = GetShellStrength(Z,nos);
 
     G4double l0 = GetL0(NormalizedEnergy);
     l0Term += shStrength  * l0; 
 
     G4double l1 = GetL1(NormalizedEnergy);
     l1Term += shStrength * l1; 
 
     G4double l2 = GetL2(NormalizedEnergy);
     l2Term += shStrength * l2;
 
   }
   G4double dedx  = 2*CLHEP::twopi_mc2_rcl2*chargeSquare*factorBethe[Z]*
     (l0Term + charge*fBetheVelocity*l1Term 
      + chargeSquare*fBetheVelocity*fBetheVelocity*l2Term)/beta2;
   return dedx;
 }

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◆ GetL0()

G4double G4ICRU73QOModel::GetL0 ( G4double normEnergy ) const

private

Definition at line 305 of file G4ICRU73QOModel.cc.

 {
   G4int n;
   
   for(n = 0; n < sizeL0; n++) {
     if( normEnergy < L0[n][0] ) break;
   }
   if(0 == n) { n = 1; }
   if(n >= sizeL0) { n = sizeL0 - 1; }
 
   G4double l0    = L0[n][1];
   G4double l0p   = L0[n-1][1];
   G4double bethe = l0p + (l0 - l0p) * ( normEnergy - L0[n-1][0]) / 
                   (L0[n][0] - L0[n-1][0]);
 
   return bethe ;
 }

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◆ GetL1()

G4double G4ICRU73QOModel::GetL1 ( G4double normEnergy ) const

private

Definition at line 325 of file G4ICRU73QOModel.cc.

 {
   G4int n;
 
   for(n = 0; n < sizeL1; n++) {
     if( normEnergy < L1[n][0] ) break;
   }
   if(0 == n) n = 1 ;
   if(n >= sizeL1) n = sizeL1 - 1 ;
 
   G4double l1    = L1[n][1];
   G4double l1p   = L1[n-1][1];
   G4double barkas= l1p + (l1 - l1p) * ( normEnergy - L1[n-1][0]) / 
                   (L1[n][0] - L1[n-1][0]);
 
   return barkas;
 }

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◆ GetL2()

G4double G4ICRU73QOModel::GetL2 ( G4double normEnergy ) const

private

Definition at line 345 of file G4ICRU73QOModel.cc.

 {
   G4int n;
   for(n = 0; n < sizeL2; n++) {
     if( normEnergy < L2[n][0] ) break;
   }
   if(0 == n) n = 1 ;
   if(n >= sizeL2) n = sizeL2 - 1 ;
 
   G4double l2    = L2[n][1];
   G4double l2p   = L2[n-1][1];
   G4double bloch = l2p + (l2 - l2p) * ( normEnergy - L2[n-1][0]) / 
                   (L2[n][0] - L2[n-1][0]);
 
   return bloch;
 }

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◆ GetNumberOfShells()

G4int G4ICRU73QOModel::GetNumberOfShells ( G4int Z ) const

inlineprivate

Definition at line 209 of file G4ICRU73QOModel.hh.

 {
   G4int nShell = 0;
 
   if(indexZ[Z] >= 0) { nShell = nbofShellsForElement[indexZ[Z]]; 
   } else { nShell = G4AtomicShells::GetNumberOfShells(Z); }
 
   return nShell;
 }

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◆ GetOscillatorEnergy()

G4double G4ICRU73QOModel::GetOscillatorEnergy	(	G4int	Z,
		G4int	nbOfTheShell
	)		const

private

Definition at line 281 of file G4ICRU73QOModel.cc.

 { 
   G4int idx = denEffData->GetElementIndex(Z, kStateUndefined);
   if(idx == -1) { idx = denEffData->GetElementIndex(Z-1, kStateUndefined); }
   G4double PlasmaEnergy = denEffData->GetPlasmaEnergy(idx);
  
   G4double PlasmaEnergy2 = PlasmaEnergy * PlasmaEnergy;
 
   G4double plasmonTerm = 0.66667 
     * G4AtomicShells::GetNumberOfElectrons(Z,nbOfTheShell)  
     * PlasmaEnergy2 / (Z*Z) ; 
 
   G4double ionTerm = G4Exp(0.5) * 
     (G4AtomicShells::GetBindingEnergy(Z,nbOfTheShell)) ;
   G4double ionTerm2 = ionTerm*ionTerm ;
    
   G4double oscShellEnergy = std::sqrt( ionTerm2 + plasmonTerm );
 
   return  oscShellEnergy;
 }

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◆ GetShellEnergy()

G4double G4ICRU73QOModel::GetShellEnergy	(	G4int	Z,
		G4int	nbOfTheShell
	)		const

inlineprivate

Definition at line 222 of file G4ICRU73QOModel.hh.

 {
   G4double shellEnergy = 0.;
 
   G4int idx = indexZ[Z];
 
   if(idx >= 0) { shellEnergy = ShellEnergy[startElemIndex[idx] + nbOfTheShell]*CLHEP::eV; 
   } else { shellEnergy = GetOscillatorEnergy(Z, nbOfTheShell); }
 
   return  shellEnergy;
 }

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◆ GetShellStrength()

G4double G4ICRU73QOModel::GetShellStrength	(	G4int	Z,
		G4int	nbOfTheShell
	)		const

inlineprivate

Definition at line 237 of file G4ICRU73QOModel.hh.

 {
   G4double shellStrength = 0.;
 
   G4int idx = indexZ[Z];
 
   if(idx >= 0) { shellStrength = SubShellOccupation[startElemIndex[idx] + nbOfTheShell] / Z; 
   } else { shellStrength = G4double(G4AtomicShells::GetNumberOfElectrons(Z,nbOfTheShell))/Z; }
   
   return shellStrength;
 }

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◆ Initialise()

void G4ICRU73QOModel::Initialise	(	const G4ParticleDefinition *	p,
		const G4DataVector &
	)

virtual

Implements G4VEmModel.

Definition at line 105 of file G4ICRU73QOModel.cc.

 {
   if(p != particle) SetParticle(p);
 
   // always false before the run
   SetDeexcitationFlag(false);
 
   if(!isInitialised) {
     isInitialised = true;
 
     if(UseAngularGeneratorFlag() && !GetAngularDistribution()) {
       SetAngularDistribution(new G4DeltaAngle());
     }
 
     G4String pname = particle->GetParticleName();
     fParticleChange = GetParticleChangeForLoss();
     const G4MaterialTable* mtab = G4Material::GetMaterialTable(); 
     denEffData = (*mtab)[0]->GetIonisation()->GetDensityEffectData();
   }
 }

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◆ MaxSecondaryEnergy()

G4double G4ICRU73QOModel::MaxSecondaryEnergy	(	const G4ParticleDefinition *	pd,
		G4double	kinEnergy
	)

protectedvirtual

Reimplemented from G4VEmModel.

Definition at line 450 of file G4ICRU73QOModel.cc.

 {
   if(pd != particle) { SetParticle(pd); }
   G4double tau  = kinEnergy/mass;
   G4double tmax = 2.0*electron_mass_c2*tau*(tau + 2.) /
                   (1. + 2.0*(tau + 1.)*ratio + ratio*ratio);
   return tmax;
 }

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◆ operator=()

G4ICRU73QOModel& G4ICRU73QOModel::operator= ( const G4ICRU73QOModel & right )

private

◆ SampleSecondaries()

void G4ICRU73QOModel::SampleSecondaries	(	std::vector< G4DynamicParticle >	vdp,
		const G4MaterialCutsCouple *	couple,
		const G4DynamicParticle *	dp,
		G4double	tmin,
		G4double	maxEnergy
	)

virtual

Implements G4VEmModel.

Definition at line 373 of file G4ICRU73QOModel.cc.

 {
   G4double tmax = MaxSecondaryKinEnergy(dp);
   G4double xmax = std::min(tmax, maxEnergy);
   if(xmin >= xmax) { return; }
 
   G4double kineticEnergy = dp->GetKineticEnergy();
   G4double energy  = kineticEnergy + mass;
   G4double energy2 = energy*energy;
   G4double beta2   = kineticEnergy*(kineticEnergy + 2.0*mass)/energy2;
   G4double grej    = 1.0;
   G4double deltaKinEnergy, f;
 
   G4ThreeVector direction = dp->GetMomentumDirection();
 
   // sampling follows ...
   do {
     G4double x = G4UniformRand();
     deltaKinEnergy = xmin*xmax/(xmin*(1.0 - x) + xmax*x);
 
     f = 1.0 - beta2*deltaKinEnergy/tmax;
 
     if(f > grej) {
         G4cout << "G4ICRU73QOModel::SampleSecondary Warning! "
                << "Majorant " << grej << " < "
                << f << " for e= " << deltaKinEnergy
                << G4endl;
     }
 
     // Loop checking, 03-Aug-2015, Vladimir Ivanchenko
   } while( grej*G4UniformRand() >= f );
 
   G4ThreeVector deltaDirection;
 
   if(UseAngularGeneratorFlag()) {
     const G4Material* mat =  couple->GetMaterial();
     G4int Z = SelectRandomAtomNumber(mat);
 
     deltaDirection = 
       GetAngularDistribution()->SampleDirection(dp, deltaKinEnergy, Z, mat);
 
   } else {
 
     G4double deltaMomentum =
            sqrt(deltaKinEnergy * (deltaKinEnergy + 2.0*electron_mass_c2));
     G4double totMomentum = energy*sqrt(beta2);
     G4double cost = deltaKinEnergy * (energy + electron_mass_c2) /
                                    (deltaMomentum * totMomentum);
     if(cost > 1.0) { cost = 1.0; }
     G4double sint = sqrt((1.0 - cost)*(1.0 + cost));
 
     G4double phi = twopi * G4UniformRand() ;
 
     deltaDirection.set(sint*cos(phi),sint*sin(phi), cost) ;
     deltaDirection.rotateUz(direction);
   }
   // create G4DynamicParticle object for delta ray
   G4DynamicParticle* delta = 
     new G4DynamicParticle(theElectron,deltaDirection,deltaKinEnergy);
 
   // Change kinematics of primary particle
   kineticEnergy -= deltaKinEnergy;
   G4ThreeVector finalP = dp->GetMomentum() - delta->GetMomentum();
   finalP               = finalP.unit();
   
   fParticleChange->SetProposedKineticEnergy(kineticEnergy);
   fParticleChange->SetProposedMomentumDirection(finalP);
 
   vdp->push_back(delta);
 }

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◆ SetLowestKinEnergy()

void G4ICRU73QOModel::SetLowestKinEnergy ( const G4double val )

inlineprivate

Definition at line 251 of file G4ICRU73QOModel.hh.

 {
   lowestKinEnergy = val;
 }

◆ SetParticle()

void G4ICRU73QOModel::SetParticle ( const G4ParticleDefinition * p )

inlineprivate

Definition at line 197 of file G4ICRU73QOModel.hh.

 {
   particle = p;
   mass = particle->GetPDGMass();
   charge = particle->GetPDGCharge()/CLHEP::eplus;
   chargeSquare = charge*charge;
   massRate     = mass/CLHEP::proton_mass_c2;
   ratio = CLHEP::electron_mass_c2/mass;
 }

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Member Data Documentation

◆ charge

G4double G4ICRU73QOModel::charge

private

Definition at line 144 of file G4ICRU73QOModel.hh.

◆ chargeSquare

G4double G4ICRU73QOModel::chargeSquare

private

Definition at line 145 of file G4ICRU73QOModel.hh.

◆ denEffData

G4DensityEffectData* G4ICRU73QOModel::denEffData

private

Definition at line 141 of file G4ICRU73QOModel.hh.

◆ factorBethe

const G4double G4ICRU73QOModel::factorBethe

staticprivate

Initial value:

= { 1.0, 
9637, 0.9872, 0.9469, 0.9875, 0.91, 0.989, 0.9507, 0.9773, 0.8621, 0.979,   
8357, 0.868, 0.9417, 0.9466, 0.8911, 0.905, 0.944, 0.9607, 0.928, 0.96,   
9098, 0.976, 0.8425, 0.8099, 0.7858, 0.947, 0.7248, 0.9106, 0.9246, 0.6821,   
7223, 0.9784, 0.774, 0.7953, 0.829, 0.9405, 0.8318, 0.8583, 0.8563, 0.8481,   
8207, 0.9033, 0.8063, 0.7837, 0.7818, 0.744, 0.875, 0.7693, 0.7871, 0.8459,   
8231, 0.8462, 0.853, 0.8736, 0.856, 0.8762, 0.8629, 0.8323, 0.8064, 0.7828,   
7533, 0.7273, 0.7093, 0.7157, 0.6823, 0.6612, 0.6418, 0.6395, 0.6323, 0.6221,   
6497, 0.6746, 0.8568, 0.8541, 0.6958, 0.6962, 0.7051, 0.863, 0.8588, 0.7226,   
7454, 0.78, 0.7783, 0.7996, 0.8216, 0.8632, 0.8558, 0.8792, 0.8745, 0.8676,   
8321, 0.8272, 0.7999, 0.7934, 0.7787, 0.7851, 0.7692, 0.7598}

Definition at line 191 of file G4ICRU73QOModel.hh.

◆ fParticleChange

G4ParticleChangeForLoss* G4ICRU73QOModel::fParticleChange

private

Definition at line 140 of file G4ICRU73QOModel.hh.

◆ indexZ

G4int G4ICRU73QOModel::indexZ[100]

private

Definition at line 180 of file G4ICRU73QOModel.hh.

◆ isInitialised

G4bool G4ICRU73QOModel::isInitialised

private

Definition at line 150 of file G4ICRU73QOModel.hh.

◆ L0

const G4double G4ICRU73QOModel::L0

staticprivate

Definition at line 183 of file G4ICRU73QOModel.hh.

◆ L1

const G4double G4ICRU73QOModel::L1

staticprivate

Initial value:

=
{
  {0.00,       -0.000001},
  {0.10,       -0.00001},
  {0.20,       -0.00049},
  {0.30,       -0.00084},
  {0.40,        0.00085},
  {0.50,        0.00519},
  {0.60,        0.01198},
  {0.70,        0.02074},
  {0.80,        0.03133},
  {0.90,        0.04369},
  {1.00,        0.06035},
  {2.00,        0.24023},
  {3.00,        0.44284},
  {4.00,        0.62012},
  {5.00,        0.77031},
  {6.00,        0.90390},
  {7.00,        1.02705},
  {8.00,        1.10867},
  {9.00,        1.17546},
  {10.00,       1.21599},
  {15.00,        1.24349},
  {20.00,        1.16752}
}

Definition at line 184 of file G4ICRU73QOModel.hh.

◆ L2

const G4double G4ICRU73QOModel::L2

staticprivate

Initial value:

=
{
  {0.00,        0.000001},
  {0.10,        0.00001},
  {0.20,        0.00000},
  {0.40,       -0.00120},
  {0.60,       -0.00036},
  {0.80,        0.00372},
  {1.00,        0.01298},
  {2.00,        0.08296},
  {4.00,        0.21953},
  {6.00,        0.23903},
  {8.00,        0.20893},
  {10.00,       0.10879},
  {20.00,      -0.88409},          
  {40.00,      -1.13902}
}

Definition at line 185 of file G4ICRU73QOModel.hh.

◆ lowestKinEnergy

G4double G4ICRU73QOModel::lowestKinEnergy

private

Definition at line 148 of file G4ICRU73QOModel.hh.

◆ mass

G4double G4ICRU73QOModel::mass

private

Definition at line 143 of file G4ICRU73QOModel.hh.

◆ massRate

G4double G4ICRU73QOModel::massRate

private

Definition at line 146 of file G4ICRU73QOModel.hh.

◆ nbofShellsForElement

const G4int G4ICRU73QOModel::nbofShellsForElement

staticprivate

Initial value:

= {1,1,2,3,3,3,3,4,5,4,
                                                         5,5,5,5,6,4,6,6,
                                                         7,6,6,8,7,7,9,9}

Definition at line 176 of file G4ICRU73QOModel.hh.

◆ NQODATA

const G4int G4ICRU73QOModel::NQODATA = 130

staticprivate

Definition at line 170 of file G4ICRU73QOModel.hh.

◆ NQOELEM

const G4int G4ICRU73QOModel::NQOELEM = 26

staticprivate

Definition at line 169 of file G4ICRU73QOModel.hh.

◆ particle

const G4ParticleDefinition* G4ICRU73QOModel::particle

private

Definition at line 138 of file G4ICRU73QOModel.hh.

◆ ratio

G4double G4ICRU73QOModel::ratio

private

Definition at line 147 of file G4ICRU73QOModel.hh.

◆ ShellEnergy

const G4double G4ICRU73QOModel::ShellEnergy

staticprivate

Initial value:

= 
  {
    19.2, 
    41.8, 
    209.11, 21.68, 
    486.2, 60.95, 23.43, 
    732.61, 100.646, 23.550, 
    965.1, 129.85, 31.60, 
    1525.9, 234.9, 56.18, 
    2701, 476.5, 150.42, 16.89, 
    3206.1, 586.4, 186.8, 23.52, 14.91, 
    5551.6, 472.43, 124.85, 22.332, 
    8554.6, 850.58, 93.47, 39.19, 19.46, 
    12254.7, 1279.29, 200.35, 49.19, 17.66, 
    14346.9, 1532.28, 262.71, 74.37, 23.03, 
    15438.5, 1667.96, 294.1, 70.69, 16.447, 
    19022.1, 2150.79, 455.79, 179.87, 57.89, 20.95, 
    24643, 2906.4, 366.85, 22.24, 
    34394, 4365.3, 589.36, 129.42, 35.59, 18.42, 
    43664.3, 5824.91, 909.79, 175.47, 54.89, 19.63, 
    49948, 6818.2, 1036.1, 172.65, 70.89, 33.87, 14.54, 
    58987, 8159, 1296.6, 356.75, 101.03, 16.52, 
    88926, 18012, 3210, 575, 108.7, 30.8, 
    115025.9, 17827.44, 3214.36, 750.41, 305.21, 105.50, 38.09, 21.25, 
    128342, 20254, 3601.8, 608.1, 115.0, 42.75, 17.04, 
    131872, 20903, 3757.4, 682.1, 105.2, 44.89, 17.575, 
    154449, 25067, 5105.0, 987.44, 247.59, 188.1, 40.61, 19.2, 15.17, 
    167282, 27868, 6022.7, 1020.4, 244.81, 51.33, 13, 11.06, 14.43  
}

Definition at line 177 of file G4ICRU73QOModel.hh.

◆ sizeL0

G4int G4ICRU73QOModel::sizeL0

private

Definition at line 187 of file G4ICRU73QOModel.hh.

◆ sizeL1

G4int G4ICRU73QOModel::sizeL1

private

Definition at line 188 of file G4ICRU73QOModel.hh.

◆ sizeL2

G4int G4ICRU73QOModel::sizeL2

private

Definition at line 189 of file G4ICRU73QOModel.hh.

◆ startElemIndex

const G4int G4ICRU73QOModel::startElemIndex

staticprivate

Initial value:

= {0,1,2,4,7,10,13,16,20,25,
                                                  29,34,39,44,49,55,59,65,
                                                  71,78,84,90,98,105,112,121}

Definition at line 175 of file G4ICRU73QOModel.hh.

◆ SubShellOccupation

const G4double G4ICRU73QOModel::SubShellOccupation

staticprivate

Initial value:

= 
  {
000, 
000, 
930, 2.070, 
992, 1.841, 2.167, 
741, 1.680, 3.579, 
802, 1.849, 4.349, 
788, 2.028, 6.184, 
623, 2.147, 6.259, 2.971, 
631, 2.094, 6.588, 2.041, 1.646, 
535, 8.655, 1.706, 6.104, 
581, 8.358, 8.183, 2.000, 1.878, 
516, 8.325, 8.461, 6.579, 1.119, 
422, 7.81, 8.385, 8.216, 2.167, 
458, 8.049, 8.79, 9.695, 1.008, 
442, 7.791, 7.837, 10.122, 2.463, 2.345, 
645, 7.765, 19.192, 7.398, 
313, 6.409, 19.229, 8.633, 5.036, 1.380, 
295, 6.219, 18.751, 8.748, 10.184, 1.803, 
277, 6.099, 20.386, 8.011, 10.007, 2.272, 1.948, 
563, 6.312, 21.868, 5.762, 11.245, 7.250, 
9198, 6.5408, 18.9727, 24.9149, 15.0161, 6.6284, 
202, 5.582, 19.527, 18.741, 8.411, 14.387, 4.042, 2.108, 
159, 5.467, 18.802, 33.905, 8.300, 9.342, 1.025, 
124, 5.331, 18.078, 34.604, 8.127, 10.414, 1.322, 
000, 8.000, 18.000, 18.000, 14.000, 8.000, 10.000, 2.000, 2.000, 
000, 8.000, 18.000, 32.000, 18.000, 8.000, 2.000, 1.000, 3.000  
}

Definition at line 178 of file G4ICRU73QOModel.hh.

◆ theElectron

G4ParticleDefinition* G4ICRU73QOModel::theElectron

private

Definition at line 139 of file G4ICRU73QOModel.hh.

◆ ZElementAvailable

const G4int G4ICRU73QOModel::ZElementAvailable

staticprivate

Initial value:

= {1,2,4,6,7,8,10,13,14,-18,
                                                  22,26,28,29,32,36,42,47,
                                                  50,54,73,74,78,79,82,92}

Definition at line 171 of file G4ICRU73QOModel.hh.

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

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ G4ICRU73QOModel() [1/2]

◆ ~G4ICRU73QOModel()

◆ G4ICRU73QOModel() [2/2]

Member Function Documentation

◆ ComputeCrossSectionPerAtom()

◆ ComputeCrossSectionPerElectron()

◆ ComputeDEDXPerVolume()

◆ CorrectionsAlongStep()

◆ CrossSectionPerVolume()

◆ DEDX()

◆ DEDXPerElement()

◆ GetL0()

◆ GetL1()

◆ GetL2()

◆ GetNumberOfShells()

◆ GetOscillatorEnergy()

◆ GetShellEnergy()

◆ GetShellStrength()

◆ Initialise()

◆ MaxSecondaryEnergy()

◆ operator=()

◆ SampleSecondaries()

◆ SetLowestKinEnergy()

◆ SetParticle()

Member Data Documentation

◆ charge

◆ chargeSquare

◆ denEffData

◆ factorBethe

◆ fParticleChange

◆ indexZ

◆ isInitialised

◆ L0

◆ L1

◆ L2

◆ lowestKinEnergy

◆ mass

◆ massRate

◆ nbofShellsForElement

◆ NQODATA

◆ NQOELEM

◆ particle

◆ ratio

◆ ShellEnergy

◆ sizeL0

◆ sizeL1

◆ sizeL2

◆ startElemIndex

◆ SubShellOccupation

◆ theElectron

◆ ZElementAvailable