Geant4  10.03.p02
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G4alphaIonisation Class Reference

#include <G4alphaIonisation.hh>

Inheritance diagram for G4alphaIonisation:
Collaboration diagram for G4alphaIonisation:

Public Member Functions

 G4alphaIonisation (const G4String &name="alphaIoni")
 
virtual ~G4alphaIonisation ()
 
virtual G4bool IsApplicable (const G4ParticleDefinition &p) final
 
virtual void PrintInfo () override
 
- Public Member Functions inherited from G4VEnergyLossProcess
 G4VEnergyLossProcess (const G4String &name="EnergyLoss", G4ProcessType type=fElectromagnetic)
 
virtual ~G4VEnergyLossProcess ()
 
virtual void ProcessDescription (std::ostream &outFile) const
 
virtual void PreparePhysicsTable (const G4ParticleDefinition &) override
 
virtual void BuildPhysicsTable (const G4ParticleDefinition &) override
 
G4PhysicsTableBuildDEDXTable (G4EmTableType tType=fRestricted)
 
G4PhysicsTableBuildLambdaTable (G4EmTableType tType=fRestricted)
 
void PrintInfoDefinition (const G4ParticleDefinition &part)
 
virtual void StartTracking (G4Track *) override
 
virtual G4double AlongStepGetPhysicalInteractionLength (const G4Track &, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety, G4GPILSelection *selection) override
 
virtual G4double PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition) override
 
virtual G4VParticleChangeAlongStepDoIt (const G4Track &, const G4Step &) override
 
G4double SampleSubCutSecondaries (std::vector< G4Track * > &, const G4Step &, G4VEmModel *model, G4int matIdx)
 
virtual G4VParticleChangePostStepDoIt (const G4Track &, const G4Step &) override
 
virtual G4bool StorePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii=false) override
 
virtual 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 MeanFreePath (const G4Track &track)
 
G4double ContinuousStepLimit (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety)
 
G4VEmModelSelectModelForMaterial (G4double kinEnergy, size_t &idx) const
 
void AddEmModel (G4int, G4VEmModel *, G4VEmFluctuationModel *fluc=0, const G4Region *region=nullptr)
 
void UpdateEmModel (const G4String &, G4double, G4double)
 
void SetEmModel (G4VEmModel *, G4int index=1)
 
G4VEmModelEmModel (G4int index=1) const
 
G4VEmModelGetModelByIndex (G4int idx=0, G4bool ver=false) const
 
G4int NumberOfModels () const
 
void SetFluctModel (G4VEmFluctuationModel *)
 
G4VEmFluctuationModelFluctModel ()
 
void SetBaseParticle (const G4ParticleDefinition *p)
 
const G4ParticleDefinitionParticle () const
 
const G4ParticleDefinitionBaseParticle () const
 
const G4ParticleDefinitionSecondaryParticle () const
 
void ActivateSubCutoff (G4bool val, const G4Region *region=nullptr)
 
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 AddCollaborativeProcess (G4VEnergyLossProcess *)
 
void SetLossFluctuations (G4bool val)
 
void SetIntegral (G4bool val)
 
G4bool IsIntegral () const
 
void SetIonisation (G4bool val)
 
G4bool IsIonisationProcess () const
 
void SetLinearLossLimit (G4double val)
 
void SetStepFunction (G4double v1, G4double v2, G4bool lock=true)
 
void SetLowestEnergyLimit (G4double)
 
G4int NumberOfSubCutoffRegions () const
 
void SetDEDXTable (G4PhysicsTable *p, G4EmTableType tType)
 
void SetCSDARangeTable (G4PhysicsTable *pRange)
 
void SetRangeTableForLoss (G4PhysicsTable *p)
 
void SetSecondaryRangeTable (G4PhysicsTable *p)
 
void SetInverseRangeTable (G4PhysicsTable *p)
 
void SetLambdaTable (G4PhysicsTable *p)
 
void SetSubLambdaTable (G4PhysicsTable *p)
 
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 GetDEDXForSubsec (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetRange (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetCSDARange (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetRangeForLoss (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetKineticEnergy (G4double &range, const G4MaterialCutsCouple *)
 
G4double GetLambda (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4bool TablesAreBuilt () const
 
G4PhysicsTableDEDXTable () const
 
G4PhysicsTableDEDXTableForSubsec () const
 
G4PhysicsTableDEDXunRestrictedTable () const
 
G4PhysicsTableIonisationTable () const
 
G4PhysicsTableIonisationTableForSubsec () const
 
G4PhysicsTableCSDARangeTable () const
 
G4PhysicsTableSecondaryRangeTable () const
 
G4PhysicsTableRangeTableForLoss () const
 
G4PhysicsTableInverseRangeTable () const
 
G4PhysicsTableLambdaTable () const
 
G4PhysicsTableSubLambdaTable () 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 ()
 
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 ()
 
G4int operator== (const G4VProcess &right) const
 
G4int 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 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

virtual void InitialiseEnergyLossProcess (const G4ParticleDefinition *, const G4ParticleDefinition *) override
 
virtual G4double MinPrimaryEnergy (const G4ParticleDefinition *p, const G4Material *, G4double cut) final
 
G4double BetheBlochEnergyThreshold ()
 
- Protected Member Functions inherited from G4VEnergyLossProcess
virtual G4double GetMeanFreePath (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition) override
 
virtual G4double GetContinuousStepLimit (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety) override
 
G4PhysicsVectorLambdaPhysicsVector (const G4MaterialCutsCouple *, G4double cut)
 
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 previousStepSize)
 
void ClearNumberOfInteractionLengthLeft ()
 

Additional Inherited Members

- Static Public Member Functions inherited from G4VProcess
static const G4StringGetProcessTypeName (G4ProcessType)
 
- Protected Attributes inherited from G4VEnergyLossProcess
G4ParticleChangeForLoss fParticleChange
 
- Protected Attributes inherited from G4VProcess
const G4ProcessManageraProcessManager
 
G4VParticleChangepParticleChange
 
G4ParticleChange aParticleChange
 
G4double theNumberOfInteractionLengthLeft
 
G4double currentInteractionLength
 
G4double theInitialNumberOfInteractionLength
 
G4String theProcessName
 
G4String thePhysicsTableFileName
 
G4ProcessType theProcessType
 
G4int theProcessSubType
 
G4double thePILfactor
 
G4bool enableAtRestDoIt
 
G4bool enableAlongStepDoIt
 
G4bool enablePostStepDoIt
 
G4int verboseLevel
 

Detailed Description

Definition at line 59 of file G4alphaIonisation.hh.

Constructor & Destructor Documentation

G4alphaIonisation::G4alphaIonisation ( const G4String name = "alphaIoni")
explicit

Definition at line 66 of file G4alphaIonisation.cc.

67  : G4VEnergyLossProcess(name),
68  theParticle(nullptr),
69  isInitialised(false)
70 {
71  G4Exception("G4alphaIonisation::G4alphaIonisation","em0007",JustWarning,
72  " The process is not ready for use - incorrect results are expected");
73  SetLinearLossLimit(0.02);
75  mass = 0.0;
76  ratio = 0.0;
77  eth = 8*MeV;
78 }
G4VEnergyLossProcess(const G4String &name="EnergyLoss", G4ProcessType type=fElectromagnetic)
void SetLinearLossLimit(G4double val)
void SetProcessSubType(G4int)
Definition: G4VProcess.hh:432
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
Definition: G4Exception.cc:41
static constexpr double MeV
Definition: G4SIunits.hh:214

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G4alphaIonisation::~G4alphaIonisation ( )
virtual

Definition at line 82 of file G4alphaIonisation.cc.

83 {}

Member Function Documentation

G4double G4alphaIonisation::BetheBlochEnergyThreshold ( )
inlineprotected

Definition at line 101 of file G4alphaIonisation.hh.

102 {
103  return eth;
104 }
void G4alphaIonisation::InitialiseEnergyLossProcess ( const G4ParticleDefinition part,
const G4ParticleDefinition bpart 
)
overrideprotectedvirtual

Implements G4VEnergyLossProcess.

Definition at line 106 of file G4alphaIonisation.cc.

109 {
110  if(!isInitialised) {
111 
112  theParticle = part;
113  G4String pname = part->GetParticleName();
114 
115  // define base particle
116  const G4ParticleDefinition* theBaseParticle = nullptr;
117  if(bpart == 0) {
118  if(pname != "alpha") { theBaseParticle = G4Alpha::Alpha(); }
119  } else { theBaseParticle = bpart; }
120 
121  mass = part->GetPDGMass();
122  ratio = mass/electron_mass_c2/mass;
123 
124  SetBaseParticle(theBaseParticle);
126 
127  if (!EmModel(1)) { SetEmModel(new G4BraggIonModel(), 1); }
128 
130  G4double emin = param->MinKinEnergy();
131  EmModel(1)->SetLowEnergyLimit(emin);
132 
133  // model limit defined for alpha
134  eth = (EmModel(1)->HighEnergyLimit())*ratio;
135  EmModel(1)->SetHighEnergyLimit(eth);
136  AddEmModel(1, EmModel(1), new G4IonFluctuations());
137 
139 
140  if (!EmModel(2)) { SetEmModel(new G4BetheBlochModel(),2); }
141  EmModel(2)->SetLowEnergyLimit(eth);
143  AddEmModel(2, EmModel(2), FluctModel());
144 
145  isInitialised = true;
146  }
147 }
G4double MaxKinEnergy() const
G4double HighEnergyLimit() const
Definition: G4VEmModel.hh:636
void SetFluctModel(G4VEmFluctuationModel *)
const G4String & GetParticleName() const
void SetHighEnergyLimit(G4double)
Definition: G4VEmModel.hh:732
void AddEmModel(G4int, G4VEmModel *, G4VEmFluctuationModel *fluc=0, const G4Region *region=nullptr)
G4VEmFluctuationModel * FluctModel()
float electron_mass_c2
Definition: hepunit.py:274
G4double MinKinEnergy() const
void SetSecondaryParticle(const G4ParticleDefinition *p)
string pname
Definition: eplot.py:33
G4double GetPDGMass() const
static G4EmParameters * Instance()
void SetEmModel(G4VEmModel *, G4int index=1)
static G4Electron * Electron()
Definition: G4Electron.cc:94
static G4Alpha * Alpha()
Definition: G4Alpha.cc:89
double G4double
Definition: G4Types.hh:76
void SetLowEnergyLimit(G4double)
Definition: G4VEmModel.hh:739
void SetBaseParticle(const G4ParticleDefinition *p)
G4VEmModel * EmModel(G4int index=1) const

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G4bool G4alphaIonisation::IsApplicable ( const G4ParticleDefinition p)
finalvirtual

Implements G4VEnergyLossProcess.

Definition at line 87 of file G4alphaIonisation.cc.

88 {
89  return (!p.IsShortLived() &&
90  std::fabs(p.GetPDGCharge()/CLHEP::eplus - 2) < 0.01);
91 }
static constexpr double eplus
G4double GetPDGCharge() const

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G4double G4alphaIonisation::MinPrimaryEnergy ( const G4ParticleDefinition p,
const G4Material ,
G4double  cut 
)
finalprotectedvirtual

Reimplemented from G4VEnergyLossProcess.

Definition at line 95 of file G4alphaIonisation.cc.

98 {
99  G4double x = 0.5*cut/electron_mass_c2;
100  G4double gam = x*ratio + std::sqrt((1. + x)*(1. + x*ratio*ratio));
101  return mass*(gam - 1.0);
102 }
tuple x
Definition: test.py:50
float electron_mass_c2
Definition: hepunit.py:274
double G4double
Definition: G4Types.hh:76
void G4alphaIonisation::PrintInfo ( )
overridevirtual

Implements G4VEnergyLossProcess.

Definition at line 151 of file G4alphaIonisation.cc.

152 {}

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