Geant4 9.6.0
Toolkit for the simulation of the passage of particles through matter
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Public Member Functions | List of all members
G4PolarizedPEEffectModel Class Reference

#include <G4PolarizedPEEffectModel.hh>

+ Inheritance diagram for G4PolarizedPEEffectModel:

Public Member Functions

 G4PolarizedPEEffectModel (const G4ParticleDefinition *p=0, const G4String &nam="Polarized-PhotoElectric")
 
void Initialise (const G4ParticleDefinition *pd, const G4DataVector &dv)
 
virtual ~G4PolarizedPEEffectModel ()
 
virtual void SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin, G4double maxEnergy)
 
- Public Member Functions inherited from G4PEEffectFluoModel
 G4PEEffectFluoModel (const G4String &nam="PhotoElectric")
 
virtual ~G4PEEffectFluoModel ()
 
virtual void Initialise (const G4ParticleDefinition *, const G4DataVector &)
 
virtual G4double ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kinEnergy, G4double Z, G4double A, G4double, G4double)
 
virtual G4double CrossSectionPerVolume (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy, G4double maxEnergy)
 
virtual void SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin, G4double maxEnergy)
 
- 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
 

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 *)
 
- Protected Attributes inherited from G4VEmModel
G4VParticleChange * pParticleChange
 
G4PhysicsTable * xSectionTable
 
const std::vector< G4double > * theDensityFactor
 
const std::vector< G4int > * theDensityIdx
 

Detailed Description

Definition at line 64 of file G4PolarizedPEEffectModel.hh.

Constructor & Destructor Documentation

◆ G4PolarizedPEEffectModel()

G4PolarizedPEEffectModel::G4PolarizedPEEffectModel ( const G4ParticleDefinition *  p = 0,
const G4String &  nam = "Polarized-PhotoElectric" 
)

Definition at line 68 of file G4PolarizedPEEffectModel.cc.

70 : G4PEEffectFluoModel(nam),crossSectionCalculator(0),verboseLevel(0)
71{
72}

◆ ~G4PolarizedPEEffectModel()

G4PolarizedPEEffectModel::~G4PolarizedPEEffectModel ( )
virtual

Definition at line 76 of file G4PolarizedPEEffectModel.cc.

77{
78 if (crossSectionCalculator) delete crossSectionCalculator;
79}

Member Function Documentation

◆ Initialise()

void G4PolarizedPEEffectModel::Initialise ( const G4ParticleDefinition *  pd,
const G4DataVector &  dv 
)
virtual

Reimplemented from G4PEEffectFluoModel.

Definition at line 83 of file G4PolarizedPEEffectModel.cc.

85{
86 G4PEEffectFluoModel::Initialise(pd,dv);
87 if (!crossSectionCalculator)
88 crossSectionCalculator = new G4PolarizedPEEffectCrossSection();
89}
G4PEEffectFluoModel::Initialise
virtual void Initialise(const G4ParticleDefinition *, const G4DataVector &)
Definition: G4PEEffectFluoModel.cc:86

◆ SampleSecondaries()

void G4PolarizedPEEffectModel::SampleSecondaries ( std::vector< G4DynamicParticle * > *  vdp,
const G4MaterialCutsCouple *  couple,
const G4DynamicParticle *  dp,
G4double  tmin,
G4double  maxEnergy 
)
virtual

Reimplemented from G4PEEffectFluoModel.

Definition at line 93 of file G4PolarizedPEEffectModel.cc.

98{
99 // std::vector<G4DynamicParticle*>* vdp =
100 G4PEEffectFluoModel::SampleSecondaries(vdp,couple, dp, tmin, maxEnergy);
101
102 if(vdp && vdp->size()>0) {
103 G4double gamEnergy0 = dp->GetKineticEnergy();
104 G4double lepEnergy1 = (*vdp)[0]->GetKineticEnergy();
105 G4double sintheta = dp->GetMomentumDirection().cross((*vdp)[0]->GetMomentumDirection()).mag();
106 if (sintheta>1.) sintheta=1.;
107
108 G4StokesVector beamPol = dp->GetPolarization();
109 beamPol.SetPhoton();
110 // G4cout<<" beamPol "<<beamPol<<G4endl;
111
112 // determine interaction plane
113 G4ThreeVector nInteractionFrame =
114 G4PolarizationHelper::GetFrame(dp->GetMomentumDirection(),
115 (*vdp)[0]->GetMomentumDirection());
116 // G4cout<<" nInteractionFrame = "<<nInteractionFrame<<G4endl;
117 if (dp->GetMomentumDirection().cross((*vdp)[0]->GetMomentumDirection()).mag()<1.e-10) {
118 // G4cout<<" nInteractionFrame not well defined "<<G4endl;
119 // G4cout<<" choosing random interaction frame "<<G4endl;
120
121 nInteractionFrame = G4PolarizationHelper::GetRandomFrame(dp->GetMomentumDirection());
122 // G4cout<<"new nInteractionFrame = "<<nInteractionFrame<<G4endl;
123 }
124 /*
125 else {
126 G4ThreeVector mom1=dp->GetMomentumDirection();
127 G4ThreeVector mom2=(*vdp)[0]->GetMomentumDirection();
128 G4cout<<" mom1 = "<<mom1<<G4endl;
129 G4cout<<" mom2 = "<<mom2<<G4endl;
130 G4ThreeVector x=mom1.cross(mom2);
131 G4cout<<" mom1 x mom2 = "<<x<<" "<<x.mag()<<G4endl;
132 G4cout<<" norm = "<<(1./x.mag()*x)<<" "<<G4endl;
133 }
134 */
135
136 // transform polarization into interaction frame
137 beamPol.InvRotateAz(nInteractionFrame,dp->GetMomentumDirection());
138
139 // calulcate polarization transfer
140 crossSectionCalculator->SetMaterial(GetCurrentElement()->GetN(), // number of nucleons
141 GetCurrentElement()->GetZ(),
142 GetCurrentElement()->GetfCoulomb());
143 crossSectionCalculator->Initialize(gamEnergy0, lepEnergy1, sintheta,
144 beamPol, G4StokesVector::ZERO);
145
146 // deterimine final state polarization
147 G4StokesVector lep1Pol = crossSectionCalculator->GetPol2();
148 // G4cout<<" lepPol "<<lep1Pol<<G4endl;
149 lep1Pol.RotateAz(nInteractionFrame,(*vdp)[0]->GetMomentumDirection());
150 (*vdp)[0]->SetPolarization(lep1Pol.p1(),
151 lep1Pol.p2(),
152 lep1Pol.p3());
153
154 // G4cout<<" lepPol "<<lep1Pol<<G4endl;
155 size_t num = vdp->size();
156 if (num!=1) G4cout<<" WARNING "<<num<<" secondaries in polarized photo electric effect not supported!\n";
157 }
158}
G4double
double G4double
Definition: G4Types.hh:64
G4cout
G4DLLIMPORT std::ostream G4cout
CLHEP::Hep3Vector::cross
Hep3Vector cross(const Hep3Vector &) const
CLHEP::Hep3Vector::mag
double mag() const
G4DynamicParticle::GetMomentumDirection
const G4ThreeVector & GetMomentumDirection() const
G4DynamicParticle::GetKineticEnergy
G4double GetKineticEnergy() const
G4DynamicParticle::GetPolarization
const G4ThreeVector & GetPolarization() const
G4PEEffectFluoModel::SampleSecondaries
virtual void SampleSecondaries(std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin, G4double maxEnergy)
Definition: G4PEEffectFluoModel.cc:133
G4PolarizationHelper::GetFrame
static G4ThreeVector GetFrame(const G4ThreeVector &, const G4ThreeVector &)
Definition: G4PolarizationHelper.cc:48
G4PolarizationHelper::GetRandomFrame
static G4ThreeVector GetRandomFrame(const G4ThreeVector &)
Definition: G4PolarizationHelper.cc:81
G4PolarizedPEEffectCrossSection::Initialize
virtual void Initialize(G4double aGammaE, G4double aLept0E, G4double sintheta, const G4StokesVector &beamPol, const G4StokesVector &, G4int flag=0)
Definition: G4PolarizedPEEffectCrossSection.cc:59
G4StokesVector::p3
G4double p3() const
Definition: G4StokesVector.hh:76
G4StokesVector::p1
G4double p1() const
Definition: G4StokesVector.hh:74
G4StokesVector::ZERO
static const G4StokesVector ZERO
Definition: G4StokesVector.hh:62
G4StokesVector::InvRotateAz
void InvRotateAz(G4ThreeVector nInteractionFrame, G4ThreeVector particleDirection)
Definition: G4StokesVector.cc:108
G4StokesVector::p2
G4double p2() const
Definition: G4StokesVector.hh:75
G4StokesVector::RotateAz
void RotateAz(G4ThreeVector nInteractionFrame, G4ThreeVector particleDirection)
Definition: G4StokesVector.cc:71
G4VEmModel::GetCurrentElement
const G4Element * GetCurrentElement() const
Definition: G4VEmModel.hh:391
G4VPolarizedCrossSection::SetMaterial
void SetMaterial(G4double A, G4double Z, G4double coul)
Definition: G4VPolarizedCrossSection.hh:81
The documentation for this class was generated from the following files: