#include <G4MuonMinusCaptureAtRest.hh>

Inheritance diagram for G4MuonMinusCaptureAtRest:

Public Member Functions
	G4MuonMinusCaptureAtRest (const G4String &processName="muMinusCaptureAtRest", G4ProcessType aType=fHadronic)

virtual	~G4MuonMinusCaptureAtRest ()

virtual G4bool	IsApplicable (const G4ParticleDefinition &)

virtual void	PreparePhysicsTable (const G4ParticleDefinition &)

virtual void	BuildPhysicsTable (const G4ParticleDefinition &)

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

G4double	GetMeanLifeTime (const G4Track &, G4ForceCondition *)

Public Member Functions inherited from G4VRestProcess
	G4VRestProcess (const G4String &, G4ProcessType aType=fNotDefined)

	G4VRestProcess (G4VRestProcess &)

virtual	~G4VRestProcess ()

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

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

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

virtual G4double	PostStepGetPhysicalInteractionLength (const G4Track &, G4double, G4ForceCondition *)

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

virtual G4VParticleChange *	AlongStepDoIt (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

virtual G4VParticleChange *	PostStepDoIt (const G4Track &track, const G4Step &stepData)=0

virtual G4VParticleChange *	AlongStepDoIt (const G4Track &track, const G4Step &stepData)=0

virtual G4VParticleChange *	AtRestDoIt (const G4Track &track, const G4Step &stepData)=0

virtual G4double	AlongStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &proposedSafety, G4GPILSelection *selection)=0

virtual G4double	AtRestGetPhysicalInteractionLength (const G4Track &track, G4ForceCondition *condition)=0

virtual G4double	PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)=0

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 G4bool	IsApplicable (const G4ParticleDefinition &)

virtual void	BuildPhysicsTable (const G4ParticleDefinition &)

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 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

void	SetVerboseLevel (G4int value)

G4int	GetVerboseLevel () const

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

virtual G4double	GetMeanLifeTime (const G4Track &aTrack, G4ForceCondition *condition)=0

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

void	ClearNumberOfInteractionLengthLeft ()

Protected Attributes inherited from G4VProcess
const G4ProcessManager *	aProcessManager

G4VParticleChange *	pParticleChange

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 64 of file G4MuonMinusCaptureAtRest.hh.

Constructor & Destructor Documentation

◆ G4MuonMinusCaptureAtRest()

G4MuonMinusCaptureAtRest::G4MuonMinusCaptureAtRest	(	const G4String &	processName = `"muMinusCaptureAtRest"`,
		G4ProcessType	aType = `fHadronic`
	)

Definition at line 61 of file G4MuonMinusCaptureAtRest.cc.

                                                   :
  G4VRestProcess (processName, aType), nCascade(0), targetZ(0), targetA(0), 
  isInitialised(false)
{
  SetProcessSubType(fHadronAtRest);
  Cascade    = new G4GHEKinematicsVector [17];
  pSelector  = new G4StopElementSelector();
  pEMCascade = new G4MuMinusCaptureCascade();
  theN       = new G4Fancy3DNucleus();
  theHandler = new G4ExcitationHandler();
  G4HadronicProcessStore::Instance()->RegisterExtraProcess(this);
}

◆ ~G4MuonMinusCaptureAtRest()

G4MuonMinusCaptureAtRest::~G4MuonMinusCaptureAtRest ( )

virtual

Definition at line 77 of file G4MuonMinusCaptureAtRest.cc.

{
  G4HadronicProcessStore::Instance()->DeRegisterExtraProcess(this);
  delete [] Cascade;
  delete pSelector;
  delete pEMCascade;
  delete theN;
  delete theHandler;
}

Member Function Documentation

◆ AtRestDoIt()

G4VParticleChange * G4MuonMinusCaptureAtRest::AtRestDoIt	(	const G4Track &	track,
		const G4Step &
	)

virtual

Reimplemented from G4VRestProcess.

Definition at line 110 of file G4MuonMinusCaptureAtRest.cc.

{
  //
  // Handles MuonMinuss at rest; a MuonMinus can either create secondaries or
  // do nothing (in which case it should be sent back to decay-handling
  // section
  //
  aParticleChange.Initialize(track);
 
  // select element and get Z,A.
  G4Element* aEle = pSelector->GetElement(track.GetMaterial());
  targetZ = aEle->GetZ();
  targetA = G4double(G4int(aEle->GetN()+0.5)); 
  G4int ni = 0;
 
  G4IsotopeVector* isv = aEle->GetIsotopeVector();
  if(isv) ni = isv->size();
 
  if(ni == 1) {
    targetA = G4double(aEle->GetIsotope(0)->GetN());
  } else if(ni > 1) {
    G4double* ab = aEle->GetRelativeAbundanceVector();
    G4double y = G4UniformRand();
    G4int j = -1;
    ni--;
    do {
      j++;
      y -= ab[j];
    } while (y > 0.0 && j < ni);
    targetA = G4double(aEle->GetIsotope(j)->GetN());
  }
  
  // Do the electromagnetic cascade of the muon in the nuclear field.
  nCascade   = 0;
  targetMass = G4NucleiProperties::GetNuclearMass(targetA, targetZ);
  nCascade   = pEMCascade->DoCascade(targetZ, targetMass, Cascade);
 
  // Decide on Decay or Capture, and doit.
  G4double lambdac  = pSelector->GetMuonCaptureRate(targetZ, targetA);
  G4double lambdad  = pSelector->GetMuonDecayRate(targetZ, targetA);
  G4double lambda   = lambdac + lambdad;
 
  // ===  Throw for capture  time.
 
  G4double tDelay = -std::log(G4UniformRand()) / lambda;
  
  G4ReactionProductVector * captureResult = 0;
  G4int nEmSecondaries = nCascade;
  G4int nSecondaries = nCascade;
  /*
  G4cout << "lambda= " << lambda << " lambdac= " << lambdac 
     << " nem= " << nEmSecondaries << G4endl;
  */
  if( G4UniformRand()*lambda > lambdac) 
    pEMCascade->DoBoundMuonMinusDecay(targetZ, &nEmSecondaries, Cascade);
  else 
    captureResult = DoMuCapture();
  
  // fill the final state
  if(captureResult) nSecondaries += captureResult->size();
  else nSecondaries = nEmSecondaries;
  //G4cout << " nsec= " << nSecondaries << " nem= " << nEmSecondaries << G4endl;
 
  aParticleChange.SetNumberOfSecondaries( nSecondaries );
 
  G4double globalTime = track.GetGlobalTime();
  G4ThreeVector position = track.GetPosition();
  // Store nuclear cascade
  if(captureResult) {
    G4int n = captureResult->size();
    for ( G4int isec = 0; isec < n; isec++ ) {
      G4ReactionProduct* aParticle = captureResult->operator[](isec);
      G4DynamicParticle * aNewParticle = new G4DynamicParticle();
      aNewParticle->SetDefinition( aParticle->GetDefinition() );
      G4LorentzVector itV(aParticle->GetTotalEnergy(), aParticle->GetMomentum());
      aNewParticle->SetMomentum(itV.vect());
      G4double localtime = globalTime + tDelay + aParticle->GetTOF();
      G4Track* aNewTrack = new G4Track( aNewParticle, localtime, position);
      aNewTrack->SetTouchableHandle(track.GetTouchableHandle());
      aParticleChange.AddSecondary( aNewTrack );
      delete aParticle;
    }
    delete captureResult;
  }
  
  // Store electromagnetic cascade
 
  if(nEmSecondaries > 0) {
 
    for ( G4int isec = 0; isec < nEmSecondaries; isec++ ) {
      G4ParticleDefinition* pd = Cascade[isec].GetParticleDef();
      G4double localtime = globalTime;
      if(isec >= nCascade) localtime += tDelay;
      if(pd) {
        G4DynamicParticle* aNewParticle = new G4DynamicParticle;
        aNewParticle->SetDefinition( pd );
        aNewParticle->SetMomentum( Cascade[isec].GetMomentum() );
 
        G4Track* aNewTrack = new G4Track( aNewParticle, localtime, position );
    aNewTrack->SetTouchableHandle(track.GetTouchableHandle());
        aParticleChange.AddSecondary( aNewTrack );
      }
    }
  }
 
  aParticleChange.ProposeLocalEnergyDeposit(0.0);
  aParticleChange.ProposeTrackStatus(fStopAndKill); 
 
  return &aParticleChange;
}

◆ BuildPhysicsTable()

void G4MuonMinusCaptureAtRest::BuildPhysicsTable ( const G4ParticleDefinition & p )

virtual

Reimplemented from G4VProcess.

Definition at line 103 of file G4MuonMinusCaptureAtRest.cc.

{
  G4HadronicProcessStore::Instance()->PrintInfo(&p);
}

◆ GetMeanLifeTime()

G4double G4MuonMinusCaptureAtRest::GetMeanLifeTime	(	const G4Track &	,
		G4ForceCondition *
	)

inlinevirtual

Implements G4VRestProcess.

Definition at line 82 of file G4MuonMinusCaptureAtRest.hh.

83 {return 0;};

◆ IsApplicable()

G4bool G4MuonMinusCaptureAtRest::IsApplicable ( const G4ParticleDefinition & p )

virtual

Reimplemented from G4VProcess.

Definition at line 89 of file G4MuonMinusCaptureAtRest.cc.

{
  return ( &p == G4MuonMinus::MuonMinus() );
}

◆ PreparePhysicsTable()

void G4MuonMinusCaptureAtRest::PreparePhysicsTable ( const G4ParticleDefinition & p )

virtual

Reimplemented from G4VProcess.

Definition at line 96 of file G4MuonMinusCaptureAtRest.cc.

{
  G4HadronicProcessStore::Instance()->RegisterParticleForExtraProcess(this, &p);
}

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

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ G4MuonMinusCaptureAtRest()

◆ ~G4MuonMinusCaptureAtRest()

Member Function Documentation

◆ AtRestDoIt()

◆ BuildPhysicsTable()

◆ GetMeanLifeTime()

◆ IsApplicable()

◆ PreparePhysicsTable()