Geant4 11.2.2
Toolkit for the simulation of the passage of particles through matter
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G4ionIonisation Class Reference

#include <G4ionIonisation.hh>

+ Inheritance diagram for G4ionIonisation:

Public Member Functions

 G4ionIonisation (const G4String &name="ionIoni")
 
 ~G4ionIonisation () override=default
 
G4bool IsApplicable (const G4ParticleDefinition &p) final
 
void AddStoppingData (G4int Z, G4int A, const G4String &materialName, G4PhysicsVector *dVector)
 
void ActivateStoppingData (G4bool)
 
void ProcessDescription (std::ostream &) const override
 
G4ionIonisationoperator= (const G4ionIonisation &right)=delete
 
 G4ionIonisation (const G4ionIonisation &)=delete
 
- Public Member Functions inherited from G4VEnergyLossProcess
 G4VEnergyLossProcess (const G4String &name="EnergyLoss", G4ProcessType type=fElectromagnetic)
 
 ~G4VEnergyLossProcess () override
 
void ProcessDescription (std::ostream &outFile) const override
 
void PreparePhysicsTable (const G4ParticleDefinition &) override
 
void BuildPhysicsTable (const G4ParticleDefinition &) override
 
G4PhysicsTableBuildDEDXTable (G4EmTableType tType=fRestricted)
 
G4PhysicsTableBuildLambdaTable (G4EmTableType tType=fRestricted)
 
void StartTracking (G4Track *) override
 
G4double AlongStepGetPhysicalInteractionLength (const G4Track &, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety, G4GPILSelection *selection) override
 
G4double PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition) override
 
G4VParticleChangeAlongStepDoIt (const G4Track &, const G4Step &) override
 
G4VParticleChangePostStepDoIt (const G4Track &, const G4Step &) override
 
G4bool StorePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii=false) override
 
G4bool RetrievePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii) override
 
G4double GetDEDXDispersion (const G4MaterialCutsCouple *couple, const G4DynamicParticle *dp, G4double length)
 
G4double CrossSectionPerVolume (G4double kineticEnergy, const G4MaterialCutsCouple *couple)
 
G4double CrossSectionPerVolume (G4double kineticEnergy, const G4MaterialCutsCouple *couple, G4double logKineticEnergy)
 
G4double MeanFreePath (const G4Track &track)
 
G4double ContinuousStepLimit (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety)
 
G4VEmModelSelectModelForMaterial (G4double kinEnergy, std::size_t &idxCouple) const
 
void AddEmModel (G4int, G4VEmModel *, G4VEmFluctuationModel *fluc=nullptr, const G4Region *region=nullptr)
 
void SetEmModel (G4VEmModel *, G4int index=0)
 
std::size_t NumberOfModels () const
 
G4VEmModelEmModel (std::size_t index=0) const
 
G4VEmModelGetModelByIndex (std::size_t idx=0, G4bool ver=false) const
 
void SetFluctModel (G4VEmFluctuationModel *)
 
G4VEmFluctuationModelFluctModel () const
 
void SetBaseParticle (const G4ParticleDefinition *p)
 
const G4ParticleDefinitionParticle () const
 
const G4ParticleDefinitionBaseParticle () const
 
const G4ParticleDefinitionSecondaryParticle () const
 
 G4VEnergyLossProcess (G4VEnergyLossProcess &)=delete
 
G4VEnergyLossProcessoperator= (const G4VEnergyLossProcess &right)=delete
 
void ActivateSubCutoff (const G4Region *region)
 
void SetCrossSectionBiasingFactor (G4double f, G4bool flag=true)
 
void ActivateForcedInteraction (G4double length, const G4String &region, G4bool flag=true)
 
void ActivateSecondaryBiasing (const G4String &region, G4double factor, G4double energyLimit)
 
void SetLossFluctuations (G4bool val)
 
void SetSpline (G4bool val)
 
void SetCrossSectionType (G4CrossSectionType val)
 
G4CrossSectionType CrossSectionType () const
 
void SetIonisation (G4bool val)
 
G4bool IsIonisationProcess () const
 
void SetLinearLossLimit (G4double val)
 
void SetStepFunction (G4double v1, G4double v2)
 
void SetLowestEnergyLimit (G4double)
 
G4int NumberOfSubCutoffRegions () const
 
void SetDEDXTable (G4PhysicsTable *p, G4EmTableType tType)
 
void SetCSDARangeTable (G4PhysicsTable *pRange)
 
void SetRangeTableForLoss (G4PhysicsTable *p)
 
void SetInverseRangeTable (G4PhysicsTable *p)
 
void SetLambdaTable (G4PhysicsTable *p)
 
void SetTwoPeaksXS (std::vector< G4TwoPeaksXS * > *)
 
void SetEnergyOfCrossSectionMax (std::vector< G4double > *)
 
void SetDEDXBinning (G4int nbins)
 
void SetMinKinEnergy (G4double e)
 
G4double MinKinEnergy () const
 
void SetMaxKinEnergy (G4double e)
 
G4double MaxKinEnergy () const
 
G4double CrossSectionBiasingFactor () const
 
G4double GetDEDX (G4double kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetCSDADEDX (G4double kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetDEDX (G4double kineticEnergy, const G4MaterialCutsCouple *, G4double logKineticEnergy)
 
G4double GetRange (G4double kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetRange (G4double kineticEnergy, const G4MaterialCutsCouple *, G4double logKineticEnergy)
 
G4double GetCSDARange (G4double kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetKineticEnergy (G4double range, const G4MaterialCutsCouple *)
 
G4double GetLambda (G4double kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetLambda (G4double kineticEnergy, const G4MaterialCutsCouple *, G4double logKineticEnergy)
 
G4bool TablesAreBuilt () const
 
G4PhysicsTableDEDXTable () const
 
G4PhysicsTableDEDXunRestrictedTable () const
 
G4PhysicsTableIonisationTable () const
 
G4PhysicsTableCSDARangeTable () const
 
G4PhysicsTableRangeTableForLoss () const
 
G4PhysicsTableInverseRangeTable () const
 
G4PhysicsTableLambdaTable () const
 
std::vector< G4TwoPeaksXS * > * TwoPeaksXS () const
 
std::vector< G4double > * EnergyOfCrossSectionMax () const
 
G4bool UseBaseMaterial () const
 
const G4ElementGetCurrentElement () const
 
void SetDynamicMassCharge (G4double massratio, G4double charge2ratio)
 
- Public Member Functions inherited from G4VContinuousDiscreteProcess
 G4VContinuousDiscreteProcess (const G4String &, G4ProcessType aType=fNotDefined)
 
 G4VContinuousDiscreteProcess (G4VContinuousDiscreteProcess &)
 
virtual ~G4VContinuousDiscreteProcess ()
 
G4VContinuousDiscreteProcessoperator= (const G4VContinuousDiscreteProcess &)=delete
 
virtual G4double AtRestGetPhysicalInteractionLength (const G4Track &, G4ForceCondition *)
 
virtual G4VParticleChangeAtRestDoIt (const G4Track &, const G4Step &)
 
- Public Member Functions inherited from G4VProcess
 G4VProcess (const G4String &aName="NoName", G4ProcessType aType=fNotDefined)
 
 G4VProcess (const G4VProcess &right)
 
virtual ~G4VProcess ()
 
G4VProcessoperator= (const G4VProcess &)=delete
 
G4bool operator== (const G4VProcess &right) const
 
G4bool operator!= (const G4VProcess &right) const
 
G4double GetCurrentInteractionLength () const
 
void SetPILfactor (G4double value)
 
G4double GetPILfactor () const
 
G4double AlongStepGPIL (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &proposedSafety, G4GPILSelection *selection)
 
G4double AtRestGPIL (const G4Track &track, G4ForceCondition *condition)
 
G4double PostStepGPIL (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
 
const G4StringGetPhysicsTableFileName (const G4ParticleDefinition *, const G4String &directory, const G4String &tableName, G4bool ascii=false)
 
const G4StringGetProcessName () const
 
G4ProcessType GetProcessType () const
 
void SetProcessType (G4ProcessType)
 
G4int GetProcessSubType () const
 
void SetProcessSubType (G4int)
 
virtual const G4VProcessGetCreatorProcess () const
 
virtual void EndTracking ()
 
virtual void SetProcessManager (const G4ProcessManager *)
 
virtual const G4ProcessManagerGetProcessManager ()
 
virtual void ResetNumberOfInteractionLengthLeft ()
 
G4double GetNumberOfInteractionLengthLeft () const
 
G4double GetTotalNumberOfInteractionLengthTraversed () const
 
G4bool isAtRestDoItIsEnabled () const
 
G4bool isAlongStepDoItIsEnabled () const
 
G4bool isPostStepDoItIsEnabled () const
 
virtual void DumpInfo () const
 
void SetVerboseLevel (G4int value)
 
G4int GetVerboseLevel () const
 
virtual void SetMasterProcess (G4VProcess *masterP)
 
const G4VProcessGetMasterProcess () const
 
virtual void BuildWorkerPhysicsTable (const G4ParticleDefinition &part)
 
virtual void PrepareWorkerPhysicsTable (const G4ParticleDefinition &)
 

Protected Member Functions

void InitialiseEnergyLossProcess (const G4ParticleDefinition *, const G4ParticleDefinition *) override
 
G4double MinPrimaryEnergy (const G4ParticleDefinition *p, const G4Material *, G4double cut) final
 
G4double BetheBlochEnergyThreshold ()
 
- Protected Member Functions inherited from G4VEnergyLossProcess
virtual void StreamProcessInfo (std::ostream &) const
 
G4double GetMeanFreePath (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition) override
 
G4double GetContinuousStepLimit (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety) override
 
G4PhysicsVectorLambdaPhysicsVector (const G4MaterialCutsCouple *, G4double cut)
 
std::size_t CurrentMaterialCutsCoupleIndex () const
 
void SelectModel (G4double kinEnergy)
 
void SetParticle (const G4ParticleDefinition *p)
 
void SetSecondaryParticle (const G4ParticleDefinition *p)
 
- Protected Member Functions inherited from G4VContinuousDiscreteProcess
void SetGPILSelection (G4GPILSelection selection)
 
G4GPILSelection GetGPILSelection () const
 
- Protected Member Functions inherited from G4VProcess
void SubtractNumberOfInteractionLengthLeft (G4double prevStepSize)
 
void ClearNumberOfInteractionLengthLeft ()
 

Additional Inherited Members

- Static Public Member Functions inherited from G4VProcess
static const G4StringGetProcessTypeName (G4ProcessType)
 
- Protected Attributes inherited from G4VEnergyLossProcess
G4ParticleChangeForLoss fParticleChange
 
const G4MaterialcurrentMaterial = nullptr
 
const G4MaterialCutsCouplecurrentCouple = nullptr
 
G4double preStepLambda = 0.0
 
G4double preStepKinEnergy = 0.0
 
G4double preStepScaledEnergy = 0.0
 
G4double mfpKinEnergy = 0.0
 
std::size_t currentCoupleIndex = 0
 
- Protected Attributes inherited from G4VProcess
const G4ProcessManageraProcessManager = nullptr
 
G4VParticleChangepParticleChange = nullptr
 
G4ParticleChange aParticleChange
 
G4double theNumberOfInteractionLengthLeft = -1.0
 
G4double currentInteractionLength = -1.0
 
G4double theInitialNumberOfInteractionLength = -1.0
 
G4String theProcessName
 
G4String thePhysicsTableFileName
 
G4ProcessType theProcessType = fNotDefined
 
G4int theProcessSubType = -1
 
G4double thePILfactor = 1.0
 
G4int verboseLevel = 0
 
G4bool enableAtRestDoIt = true
 
G4bool enableAlongStepDoIt = true
 
G4bool enablePostStepDoIt = true
 

Detailed Description

Definition at line 76 of file G4ionIonisation.hh.

Constructor & Destructor Documentation

◆ G4ionIonisation() [1/2]

G4ionIonisation::G4ionIonisation ( const G4String & name = "ionIoni")
explicit

Definition at line 77 of file G4ionIonisation.cc.

79{
83 eth = 2*CLHEP::MeV;
84}
@ fIonisation
static G4Electron * Electron()
Definition G4Electron.cc:91
void SetLinearLossLimit(G4double val)
G4VEnergyLossProcess(const G4String &name="EnergyLoss", G4ProcessType type=fElectromagnetic)
void SetSecondaryParticle(const G4ParticleDefinition *p)
void SetProcessSubType(G4int)

◆ ~G4ionIonisation()

G4ionIonisation::~G4ionIonisation ( )
overridedefault

◆ G4ionIonisation() [2/2]

G4ionIonisation::G4ionIonisation ( const G4ionIonisation & )
delete

Member Function Documentation

◆ ActivateStoppingData()

void G4ionIonisation::ActivateStoppingData ( G4bool )

◆ AddStoppingData()

void G4ionIonisation::AddStoppingData ( G4int Z,
G4int A,
const G4String & materialName,
G4PhysicsVector * dVector )

◆ BetheBlochEnergyThreshold()

G4double G4ionIonisation::BetheBlochEnergyThreshold ( )
inlineprotected

Definition at line 119 of file G4ionIonisation.hh.

120{
121 return eth;
122}

◆ InitialiseEnergyLossProcess()

void G4ionIonisation::InitialiseEnergyLossProcess ( const G4ParticleDefinition * part,
const G4ParticleDefinition * bpart )
overrideprotectedvirtual

Implements G4VEnergyLossProcess.

Definition at line 104 of file G4ionIonisation.cc.

107{
109
110 if(!isInitialised) {
111 theParticle = part;
112
113 // define base particle
114 const G4ParticleDefinition* theBaseParticle = nullptr;
115 const G4int pdg = part->GetPDGEncoding();
116
117 if(part == bpart) {
118 theBaseParticle = nullptr;
119 } else if(nullptr != bpart) {
120 theBaseParticle = bpart;
121 } else if(part == ion || pdg == 1000020040) {
122 theBaseParticle = nullptr;
123 } else {
124 theBaseParticle = ion;
125 }
126 SetBaseParticle(theBaseParticle);
127
128 // model limit defined for protons
129 eth = 2*CLHEP::MeV*part->GetPDGMass()/CLHEP::proton_mass_c2;
130
132 G4double emin = param->MinKinEnergy();
133 G4double emax = param->MaxKinEnergy();
134
135 // define model of energy loss fluctuations
136 if (nullptr == FluctModel()) {
138 }
139
140 if (nullptr == EmModel(0)) { SetEmModel(new G4BraggIonModel()); }
141 // to compute ranges correctly we have to use low-energy
142 // model even if activation limit is high
143 EmModel(0)->SetLowEnergyLimit(emin);
144
145 // high energy limit may be eth or DBL_MAX
146 G4double emax1 = (EmModel(0)->HighEnergyLimit() < emax) ? eth : emax;
147 EmModel(0)->SetHighEnergyLimit(emax1);
148 AddEmModel(1, EmModel(0), FluctModel());
149
150 // second model is used if the first does not cover energy range
151 if(emax1 < emax) {
152 if (nullptr == EmModel(1)) { SetEmModel(new G4BetheBlochModel()); }
153 EmModel(1)->SetLowEnergyLimit(emax1);
154
155 // for extremely heavy particles upper limit of the model
156 // should be increased
157 emax = std::max(emax, eth*10);
158 EmModel(1)->SetHighEnergyLimit(emax);
159 AddEmModel(2, EmModel(1), FluctModel());
160 }
161 isInitialised = true;
162 }
163}
double G4double
Definition G4Types.hh:83
int G4int
Definition G4Types.hh:85
static G4EmParameters * Instance()
G4double MinKinEnergy() const
G4double MaxKinEnergy() const
static G4VEmFluctuationModel * ModelOfFluctuations(G4bool isIon=false)
static G4GenericIon * GenericIon()
void SetHighEnergyLimit(G4double)
G4double HighEnergyLimit() const
void SetLowEnergyLimit(G4double)
void AddEmModel(G4int, G4VEmModel *, G4VEmFluctuationModel *fluc=nullptr, const G4Region *region=nullptr)
void SetFluctModel(G4VEmFluctuationModel *)
G4VEmModel * EmModel(std::size_t index=0) const
void SetEmModel(G4VEmModel *, G4int index=0)
void SetBaseParticle(const G4ParticleDefinition *p)
G4VEmFluctuationModel * FluctModel() const

◆ IsApplicable()

G4bool G4ionIonisation::IsApplicable ( const G4ParticleDefinition & p)
finalvirtual

Reimplemented from G4VProcess.

Definition at line 88 of file G4ionIonisation.cc.

89{
90 return true;
91}

◆ MinPrimaryEnergy()

G4double G4ionIonisation::MinPrimaryEnergy ( const G4ParticleDefinition * p,
const G4Material * ,
G4double cut )
finalprotectedvirtual

Reimplemented from G4VEnergyLossProcess.

Definition at line 95 of file G4ionIonisation.cc.

98{
99 return p->GetPDGMass()*(std::sqrt(1. + 0.5*cut/CLHEP::electron_mass_c2) - 1.0);
100}

◆ operator=()

G4ionIonisation & G4ionIonisation::operator= ( const G4ionIonisation & right)
delete

◆ ProcessDescription()

void G4ionIonisation::ProcessDescription ( std::ostream & out) const
overridevirtual

Reimplemented from G4VProcess.

Definition at line 167 of file G4ionIonisation.cc.

168{
169 out << " Ion ionisation";
171}
void ProcessDescription(std::ostream &outFile) const override

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