#include <G4MicroElecCapture.hh>

Inheritance diagram for G4MicroElecCapture:

Public Member Functions
	G4MicroElecCapture (const G4String &regName, G4double ekinlimit)

virtual	~G4MicroElecCapture ()

void	SetKinEnergyLimit (G4double)

void	BuildPhysicsTable (const G4ParticleDefinition &) override

G4bool	IsApplicable (const G4ParticleDefinition &) override

void	Initialise ()

G4VParticleChange *	PostStepDoIt (const G4Track &, const G4Step &) override

	G4MicroElecCapture (const G4MicroElecCapture &)=delete

G4MicroElecCapture &	operator= (const G4MicroElecCapture &right)=delete

Public Member Functions inherited from G4VDiscreteProcess
	G4VDiscreteProcess (const G4String &aName, G4ProcessType aType=fNotDefined)

	G4VDiscreteProcess (G4VDiscreteProcess &)

virtual	~G4VDiscreteProcess ()

G4VDiscreteProcess &	operator= (const G4VDiscreteProcess &)=delete

virtual G4double	PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)

virtual G4double	AlongStepGetPhysicalInteractionLength (const G4Track &, G4double, G4double, G4double &, G4GPILSelection *)

virtual G4double	AtRestGetPhysicalInteractionLength (const G4Track &, G4ForceCondition *)

virtual G4VParticleChange *	AtRestDoIt (const G4Track &, const G4Step &)

virtual G4VParticleChange *	AlongStepDoIt (const G4Track &, const G4Step &)

virtual G4double	GetCrossSection (const G4double, const G4MaterialCutsCouple *)

virtual G4double	MinPrimaryEnergy (const G4ParticleDefinition , const G4Material )

Public Member Functions inherited from G4VProcess
	G4VProcess (const G4String &aName="NoName", G4ProcessType aType=fNotDefined)

	G4VProcess (const G4VProcess &right)

virtual	~G4VProcess ()

G4VProcess &	operator= (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)

virtual void	PreparePhysicsTable (const G4ParticleDefinition &)

virtual G4bool	StorePhysicsTable (const G4ParticleDefinition *, const G4String &, G4bool)

virtual G4bool	RetrievePhysicsTable (const G4ParticleDefinition *, const G4String &, G4bool)

const G4String &	GetPhysicsTableFileName (const G4ParticleDefinition *, const G4String &directory, const G4String &tableName, G4bool ascii=false)

const G4String &	GetProcessName () const

G4ProcessType	GetProcessType () const

void	SetProcessType (G4ProcessType)

G4int	GetProcessSubType () const

void	SetProcessSubType (G4int)

virtual const G4VProcess *	GetCreatorProcess () const

virtual void	StartTracking (G4Track *)

virtual void	EndTracking ()

virtual void	SetProcessManager (const G4ProcessManager *)

virtual const G4ProcessManager *	GetProcessManager ()

virtual void	ResetNumberOfInteractionLengthLeft ()

G4double	GetNumberOfInteractionLengthLeft () const

G4double	GetTotalNumberOfInteractionLengthTraversed () const

G4bool	isAtRestDoItIsEnabled () const

G4bool	isAlongStepDoItIsEnabled () const

G4bool	isPostStepDoItIsEnabled () const

virtual void	DumpInfo () const

virtual void	ProcessDescription (std::ostream &outfile) const

void	SetVerboseLevel (G4int value)

G4int	GetVerboseLevel () const

virtual void	SetMasterProcess (G4VProcess *masterP)

const G4VProcess *	GetMasterProcess () const

virtual void	BuildWorkerPhysicsTable (const G4ParticleDefinition &part)

virtual void	PrepareWorkerPhysicsTable (const G4ParticleDefinition &)

Protected Member Functions
G4double	GetMeanFreePath (const G4Track &, G4double, G4ForceCondition *) override

Protected Member Functions inherited from G4VProcess
void	SubtractNumberOfInteractionLengthLeft (G4double prevStepSize)

void	ClearNumberOfInteractionLengthLeft ()

Additional Inherited Members
Static Public Member Functions inherited from G4VProcess
static const G4String &	GetProcessTypeName (G4ProcessType)

Protected Attributes inherited from G4VProcess
const G4ProcessManager *	aProcessManager = nullptr

G4VParticleChange *	pParticleChange = 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 67 of file G4MicroElecCapture.hh.

Constructor & Destructor Documentation

◆ G4MicroElecCapture() [1/2]

G4MicroElecCapture::G4MicroElecCapture	(	const G4String &	regName,
		G4double	ekinlimit )

Definition at line 99 of file G4MicroElecCapture.cc.

  : G4VDiscreteProcess("MicroElecCapture", fElectromagnetic), kinEnergyThreshold(ekinlim),
    regionName(regName), region(0)
{
  if(regName == "" || regName == "world")
  { 
    regionName = "DefaultRegionForTheWorld";
  }
  isInitialised = false;
  pParticleChange = &fParticleChange;
}

Referenced by G4MicroElecCapture(), and operator=().

◆ ~G4MicroElecCapture()

G4MicroElecCapture::~G4MicroElecCapture ( )

virtual

Definition at line 113 of file G4MicroElecCapture.cc.

{
  for (auto pos = tableWF.cbegin(); pos != tableWF.cend(); ++pos)
  {
    G4MicroElecMaterialStructure* table = pos->second;
    delete table;
  }
}

◆ G4MicroElecCapture() [2/2]

G4MicroElecCapture::G4MicroElecCapture ( const G4MicroElecCapture & )

delete

Member Function Documentation

◆ BuildPhysicsTable()

void G4MicroElecCapture::BuildPhysicsTable ( const G4ParticleDefinition & )

overridevirtual

Reimplemented from G4VProcess.

Definition at line 130 of file G4MicroElecCapture.cc.

{
  region = (G4RegionStore::GetInstance())->GetRegion(regionName);
 // if(region && verboseLevel > 0) {
  G4cout << "### G4MicroElecCapture: Tracking cut E(MeV) = " 
         << kinEnergyThreshold/MeV << " is assigned to " << regionName 
         << G4endl;
}

◆ GetMeanFreePath()

G4double G4MicroElecCapture::GetMeanFreePath	(	const G4Track &	aTrack,
		G4double	,
		G4ForceCondition *	)

overrideprotectedvirtual

Implements G4VDiscreteProcess.

Definition at line 254 of file G4MicroElecCapture.cc.

{                                           
  G4String material = aTrack.GetMaterial()->GetName();
  // test particle type in order to applied the capture to both electrons, protons and heavy ions
  G4double mfp = DBL_MAX;
  G4double ekin = aTrack.GetKineticEnergy(); 
  
  if (ekin < 500*eV && aTrack.GetParticleDefinition()->GetParticleName() == "e-")
  {
    if (material != "G4_ALUMINUM_OXIDE" && material != "G4_SILICON_DIOXIDE"
     && material != "G4_BORON_NITRIDE")
    {
      return DBL_MAX;
    }
    G4double    S = 0;
    G4double    y = 0;
    if (material == "G4_ALUMINUM_OXIDE")
    {
      S = 1 * (1 / nm);
      y = 0.25 * (1 / eV);
    }
    if (material == "G4_SILICON_DIOXIDE")
    {
      S = 0.3 * (1 / nm);
      y = 0.2 * (1 / eV);
    }
    if (material == "G4_BORON_NITRIDE")
    {
      S = 0 * (1 / nm);
      y = 1 * (1 / eV);
    }
 
    // VI: added numerical protection against extrime value of G4Exp argument
    y *= ekin;
    if (S > 0.0 && y < 100.0) { mfp = G4Exp(y) / S; }
  }
  return mfp;
}    

◆ Initialise()

void G4MicroElecCapture::Initialise ( )

Definition at line 146 of file G4MicroElecCapture.cc.

{
  if (isInitialised) { return; }
 
  G4ProductionCutsTable* theCoupleTable = G4ProductionCutsTable::GetProductionCutsTable();
  G4int numOfCouples = (G4int)theCoupleTable->GetTableSize();
  G4cout << numOfCouples << G4endl;
 
  for (G4int i = 0; i < numOfCouples; ++i)
  {
    const G4Material* material = theCoupleTable->GetMaterialCutsCouple(i)->GetMaterial();
 
    G4cout << "G4Capture, Material " << i + 1 << " / "
           << numOfCouples << " : " << material->GetName() << G4endl;
    if (material->GetName() == "Vacuum")
    {
      tableWF[material->GetName()] = 0;
      continue;
    }
    G4String mat = material->GetName();
    G4MicroElecMaterialStructure* str = new G4MicroElecMaterialStructure(mat);
    tableWF[mat] = str;
  }
  isInitialised = true;
}

Referenced by PostStepDoIt().

◆ IsApplicable()

G4bool G4MicroElecCapture::IsApplicable ( const G4ParticleDefinition & )

overridevirtual

Reimplemented from G4VProcess.

Definition at line 141 of file G4MicroElecCapture.cc.

{
  return true;
}

◆ operator=()

G4MicroElecCapture & G4MicroElecCapture::operator= ( const G4MicroElecCapture & right )

delete

◆ PostStepDoIt()

G4VParticleChange * G4MicroElecCapture::PostStepDoIt	(	const G4Track &	aTrack,
		const G4Step &	)

overridevirtual

Reimplemented from G4VDiscreteProcess.

Definition at line 174 of file G4MicroElecCapture.cc.

{
  if (!isInitialised) { Initialise(); }
 
  G4String mat = aTrack.GetMaterial()->GetName();
  G4int Ztarget = ((*(aTrack.GetMaterial()->GetElementVector()))[0])->GetZasInt();
  G4int Atarget = ((*(aTrack.GetMaterial()->GetElementVector()))[0])->GetAtomicMassAmu();
  G4double Nbelements = aTrack.GetMaterial()->GetNumberOfElements();
  G4double moleculeMass = aTrack.GetMaterial()->GetMassOfMolecule() / amu;
  auto FractionMass = aTrack.GetMaterial()->GetFractionVector();
  G4int Zinc = aTrack.GetParticleDefinition()->GetAtomicNumber();
  G4int Ainc = aTrack.GetParticleDefinition()->GetAtomicMass();
  G4String IncPartName = aTrack.GetParticleDefinition()->GetParticleName();
  G4double NIEdep = 0.0;
 
  for (G4int i = 0; i < Nbelements; ++i)
  {
    Ztarget = ((*(aTrack.GetMaterial()->GetElementVector()))[i])->GetZasInt();
    Atarget = ((*(aTrack.GetMaterial()->GetElementVector()))[i])->GetAtomicMassAmu();
    NIEdep = NIEdep + moleculeMass*FractionMass[i] / Atarget*G_Lindhard_Rob(aTrack.GetKineticEnergy(), Zinc, Ainc, Ztarget, Atarget);
  }
 
  WorkFunctionTable::iterator matWF;
  matWF = tableWF.find(mat);
 
  if (matWF == tableWF.end())
  {
    G4String str = "Material ";
    str += mat + " not found!";
    G4Exception("G4MicroElecCapture::PostStepGPIL", "em0002",
                FatalException, str);
    return nullptr;
  }
  else
  {
    G4MicroElecMaterialStructure* str = matWF->second;
    pParticleChange->Initialize(aTrack);
    pParticleChange->ProposeTrackStatus(fStopAndKill);
 
    G4double InitE = str->GetEnergyGap() + str->GetInitialEnergy();
 
    if (IncPartName == "e-")
    {
      // metals = Non ionizing deposited energy = 0.0
      if (((str->GetEnergyGap()) / eV)<(0.001))
      {
        pParticleChange->ProposeNonIonizingEnergyDeposit(0.0);
        pParticleChange->ProposeLocalEnergyDeposit(aTrack.GetKineticEnergy());
      }
      else // MicroElec materials Non ionizing deposited energy different from zero
      {
        G4int c = (G4int)((aTrack.GetKineticEnergy()) / (InitE));
        pParticleChange->ProposeNonIonizingEnergyDeposit(aTrack.GetKineticEnergy() - InitE*c);
        pParticleChange->ProposeLocalEnergyDeposit(aTrack.GetKineticEnergy());
      }
    }
    else
    {
      if ((IncPartName == "Genericion") || (IncPartName == "alpha")
       || (IncPartName == "He3") || (IncPartName == "deuteron")
       || (IncPartName == "triton") || (IncPartName == "proton"))
      {
        pParticleChange->ProposeNonIonizingEnergyDeposit(NIEdep);
        pParticleChange->ProposeLocalEnergyDeposit(aTrack.GetKineticEnergy());
      }
      else
      {
        pParticleChange->ProposeNonIonizingEnergyDeposit(0.0);
        pParticleChange->ProposeLocalEnergyDeposit(aTrack.GetKineticEnergy());
      }
    }
  } // matWF == tableWF.end())
        
  fParticleChange.SetProposedKineticEnergy(0.0);
  return pParticleChange;
}

◆ SetKinEnergyLimit()

void G4MicroElecCapture::SetKinEnergyLimit ( G4double val )

Definition at line 124 of file G4MicroElecCapture.cc.

{
  kinEnergyThreshold = val;
}

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

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ G4MicroElecCapture() [1/2]

◆ ~G4MicroElecCapture()

◆ G4MicroElecCapture() [2/2]

Member Function Documentation

◆ BuildPhysicsTable()

◆ GetMeanFreePath()

◆ Initialise()

◆ IsApplicable()

◆ operator=()

◆ PostStepDoIt()

◆ SetKinEnergyLimit()