G4EmStandardPhysics_option4 Class Reference

#include <G4EmStandardPhysics_option4.hh>

Inheritance diagram for G4EmStandardPhysics_option4:

Collaboration diagram for G4EmStandardPhysics_option4:

Public Member Functions
	G4EmStandardPhysics_option4 (G4int ver=1, const G4String &name="")
virtual	~G4EmStandardPhysics_option4 ()
virtual void	ConstructParticle ()
virtual void	ConstructProcess ()
Public Member Functions inherited from G4VPhysicsConstructor
	G4VPhysicsConstructor (const G4String &="")
	G4VPhysicsConstructor (const G4String &name, G4int physics_type)
virtual	~G4VPhysicsConstructor ()
void	SetPhysicsName (const G4String &="")
const G4String &	GetPhysicsName () const
void	SetPhysicsType (G4int)
G4int	GetPhysicsType () const
void	SetVerboseLevel (G4int value)
G4int	GetVerboseLevel () const
G4int	GetInstanceID () const

Additional Inherited Members
Static Public Member Functions inherited from G4VPhysicsConstructor
static const G4VPCManager &	GetSubInstanceManager ()
Protected Member Functions inherited from G4VPhysicsConstructor
G4bool	RegisterProcess (G4VProcess *process, G4ParticleDefinition *particle)
G4ParticleTable::G4PTblDicIterator *	GetParticleIterator () const
Protected Attributes inherited from G4VPhysicsConstructor
G4int	verboseLevel
G4String	namePhysics
G4int	typePhysics
G4ParticleTable *	theParticleTable
G4int	g4vpcInstanceID
Static Protected Attributes inherited from G4VPhysicsConstructor
static G4RUN_DLL G4VPCManager	subInstanceManager

Detailed Description

Definition at line 53 of file G4EmStandardPhysics_option4.hh.

Constructor & Destructor Documentation

G4EmStandardPhysics_option4::G4EmStandardPhysics_option4 ( G4int  ver = 1, const G4String &  name = ""  )

explicit

Definition at line 122 of file G4EmStandardPhysics_option4.cc.

  : G4VPhysicsConstructor("G4EmStandard_opt4"), verbose(ver)
{
  G4EmParameters* param = G4EmParameters::Instance();
  param->SetDefaults();
  param->SetVerbose(verbose);
  param->SetMinEnergy(100*eV);
  param->SetMaxEnergy(10*TeV);
  param->SetLowestElectronEnergy(100*eV);
  param->SetNumberOfBinsPerDecade(20);
  param->ActivateAngularGeneratorForIonisation(true);
  param->SetMscRangeFactor(0.02);
  param->SetMscStepLimitType(fUseDistanceToBoundary);
  param->SetMuHadLateralDisplacement(true);
  //  param->SetLatDisplacementBeyondSafety(true);
  param->SetFluo(true);
  SetPhysicsType(bElectromagnetic);
}

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G4EmStandardPhysics_option4::~G4EmStandardPhysics_option4 ( )

virtual

Definition at line 144 of file G4EmStandardPhysics_option4.cc.

{}

Member Function Documentation

void G4EmStandardPhysics_option4::ConstructParticle ( void  )

virtual

Implements G4VPhysicsConstructor.

Definition at line 149 of file G4EmStandardPhysics_option4.cc.

{
  // gamma
  G4Gamma::Gamma();

  // leptons
  G4Electron::Electron();
  G4Positron::Positron();
  G4MuonPlus::MuonPlus();
  G4MuonMinus::MuonMinus();

  // mesons
  G4PionPlus::PionPlusDefinition();
  G4PionMinus::PionMinusDefinition();
  G4KaonPlus::KaonPlusDefinition();
  G4KaonMinus::KaonMinusDefinition();

  // barions
  G4Proton::Proton();
  G4AntiProton::AntiProton();

  // ions
  G4Deuteron::Deuteron();
  G4Triton::Triton();
  G4He3::He3();
  G4Alpha::Alpha();
  G4GenericIon::GenericIonDefinition();
}

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void G4EmStandardPhysics_option4::ConstructProcess ( void  )

virtual

Implements G4VPhysicsConstructor.

Definition at line 180 of file G4EmStandardPhysics_option4.cc.

{
  if(verbose > 1) {
    G4cout << "### " << GetPhysicsName() << " Construct Processes " << G4endl;
  }
  G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();

  // muon & hadron bremsstrahlung and pair production
  G4MuBremsstrahlung* mub = new G4MuBremsstrahlung();
  G4MuPairProduction* mup = new G4MuPairProduction();
  G4hBremsstrahlung* pib = new G4hBremsstrahlung();
  G4hPairProduction* pip = new G4hPairProduction();
  G4hBremsstrahlung* kb = new G4hBremsstrahlung();
  G4hPairProduction* kp = new G4hPairProduction();
  G4hBremsstrahlung* pb = new G4hBremsstrahlung();
  G4hPairProduction* pp = new G4hPairProduction();
  G4ePairProduction* ee = new G4ePairProduction();

  // muon & hadron multiple scattering
  G4MuMultipleScattering* mumsc = new G4MuMultipleScattering();
  mumsc->AddEmModel(0, new G4WentzelVIModel());
  G4CoulombScattering* muss = new G4CoulombScattering();
  
  G4MuMultipleScattering* pimsc = new G4MuMultipleScattering();
  pimsc->AddEmModel(0, new G4WentzelVIModel());
  G4CoulombScattering* piss = new G4CoulombScattering();

  G4MuMultipleScattering* kmsc = new G4MuMultipleScattering();
  kmsc->AddEmModel(0, new G4WentzelVIModel());
  G4CoulombScattering* kss = new G4CoulombScattering();

  G4MuMultipleScattering* pmsc = new G4MuMultipleScattering();
  pmsc->AddEmModel(0, new G4WentzelVIModel());
  G4CoulombScattering* pss = new G4CoulombScattering();
  
  G4hMultipleScattering* hmsc = new G4hMultipleScattering("ionmsc");

  // energy limits for e+- scattering models
  G4double highEnergyLimit = 100*MeV;
  // energy limits for e+- ionisation models
  G4double penEnergyLimit = 1*MeV;

  // nuclear stopping
  G4NuclearStopping* pnuc = new G4NuclearStopping();

  // Add standard EM Processes
  auto myParticleIterator=GetParticleIterator();
  myParticleIterator->reset();
  while( (*myParticleIterator)() ){
    G4ParticleDefinition* particle = myParticleIterator->value();
    G4String particleName = particle->GetParticleName();

    if (particleName == "gamma") {

      // Photoelectric
      G4PhotoElectricEffect* pe = new G4PhotoElectricEffect();
      G4VEmModel* theLivermorePEModel = new G4LivermorePhotoElectricModel();
      pe->SetEmModel(theLivermorePEModel,1);
      ph->RegisterProcess(pe, particle);

      // Compton scattering
      G4ComptonScattering* cs = new G4ComptonScattering;
      cs->SetEmModel(new G4KleinNishinaModel(),1);
      G4VEmModel* theLowEPComptonModel = new G4LowEPComptonModel();
      theLowEPComptonModel->SetHighEnergyLimit(20*MeV);
      cs->AddEmModel(0, theLowEPComptonModel);
      ph->RegisterProcess(cs, particle);

      // Gamma conversion
      G4GammaConversion* gc = new G4GammaConversion();
      G4VEmModel* thePenelopeGCModel = new G4PenelopeGammaConversionModel();
      thePenelopeGCModel->SetHighEnergyLimit(1*GeV);
      gc->SetEmModel(thePenelopeGCModel,1);
      ph->RegisterProcess(gc, particle);

      // Rayleigh scattering
      ph->RegisterProcess(new G4RayleighScattering(), particle);
 
    } else if (particleName == "e-") {

      // multiple scattering
      G4eMultipleScattering* msc = new G4eMultipleScattering;
      G4UrbanMscModel* msc1 = new G4UrbanMscModel();
      G4WentzelVIModel* msc2 = new G4WentzelVIModel();
      msc1->SetHighEnergyLimit(highEnergyLimit);
      msc2->SetLowEnergyLimit(highEnergyLimit);
      msc->AddEmModel(0, msc1);
      msc->AddEmModel(0, msc2);

      G4eCoulombScatteringModel* ssm = new G4eCoulombScatteringModel(); 
      G4CoulombScattering* ss = new G4CoulombScattering();
      ss->SetEmModel(ssm, 1); 
      ss->SetMinKinEnergy(highEnergyLimit);
      ssm->SetLowEnergyLimit(highEnergyLimit);
      ssm->SetActivationLowEnergyLimit(highEnergyLimit);

      // ionisation
      G4eIonisation* eIoni = new G4eIonisation();
      eIoni->SetStepFunction(0.2, 100*um);
      G4PenelopeIonisationModel* pen = new G4PenelopeIonisationModel();
      pen->SetHighEnergyLimit(penEnergyLimit);
      eIoni->AddEmModel(0, pen, new G4UniversalFluctuation());

      // bremsstrahlung
      G4eBremsstrahlung* brem = new G4eBremsstrahlung();
      G4SeltzerBergerModel* br1 = new G4SeltzerBergerModel();
      G4eBremsstrahlungRelModel* br2 = new G4eBremsstrahlungRelModel();
      br1->SetAngularDistribution(new G4Generator2BS());
      br2->SetAngularDistribution(new G4Generator2BS());
      brem->SetEmModel(br1,1);
      brem->SetEmModel(br2,2);
      br2->SetLowEnergyLimit(GeV);

      // register processes
      ph->RegisterProcess(msc, particle);
      ph->RegisterProcess(eIoni, particle);
      ph->RegisterProcess(brem, particle);
      ph->RegisterProcess(ee, particle);
      ph->RegisterProcess(ss, particle);

    } else if (particleName == "e+") {

      // multiple scattering
      G4eMultipleScattering* msc = new G4eMultipleScattering;
      G4UrbanMscModel* msc1 = new G4UrbanMscModel();
      G4WentzelVIModel* msc2 = new G4WentzelVIModel();
      msc1->SetHighEnergyLimit(highEnergyLimit);
      msc2->SetLowEnergyLimit(highEnergyLimit);
      msc->AddEmModel(0, msc1);
      msc->AddEmModel(0, msc2);

      G4eCoulombScatteringModel* ssm = new G4eCoulombScatteringModel(); 
      G4CoulombScattering* ss = new G4CoulombScattering();
      ss->SetEmModel(ssm, 1); 
      ss->SetMinKinEnergy(highEnergyLimit);
      ssm->SetLowEnergyLimit(highEnergyLimit);
      ssm->SetActivationLowEnergyLimit(highEnergyLimit);

      // ionisation
      G4eIonisation* eIoni = new G4eIonisation();
      eIoni->SetStepFunction(0.2, 100*um);
      G4PenelopeIonisationModel* pen = new G4PenelopeIonisationModel();
      pen->SetHighEnergyLimit(penEnergyLimit);
      eIoni->AddEmModel(0, pen, new G4UniversalFluctuation());

      // bremsstrahlung
      G4eBremsstrahlung* brem = new G4eBremsstrahlung();
      G4SeltzerBergerModel* br1 = new G4SeltzerBergerModel();
      G4eBremsstrahlungRelModel* br2 = new G4eBremsstrahlungRelModel();
      br1->SetAngularDistribution(new G4Generator2BS());
      br2->SetAngularDistribution(new G4Generator2BS());
      brem->SetEmModel(br1,1);
      brem->SetEmModel(br2,2);
      br2->SetLowEnergyLimit(GeV);

      // register processes
      ph->RegisterProcess(msc, particle);
      ph->RegisterProcess(eIoni, particle);
      ph->RegisterProcess(brem, particle);
      ph->RegisterProcess(ee, particle);
      ph->RegisterProcess(new G4eplusAnnihilation(), particle);
      ph->RegisterProcess(ss, particle);

    } else if (particleName == "mu+" ||
               particleName == "mu-"    ) {

      G4MuIonisation* muIoni = new G4MuIonisation();
      muIoni->SetStepFunction(0.2, 50*um);          

      ph->RegisterProcess(mumsc, particle);
      ph->RegisterProcess(muIoni, particle);
      ph->RegisterProcess(mub, particle);
      ph->RegisterProcess(mup, particle);
      ph->RegisterProcess(muss, particle);

    } else if (particleName == "alpha" ||
               particleName == "He3") {

      G4hMultipleScattering* msc = new G4hMultipleScattering();
      G4ionIonisation* ionIoni = new G4ionIonisation();
      ionIoni->SetStepFunction(0.1, 10*um);

      ph->RegisterProcess(msc, particle);
      ph->RegisterProcess(ionIoni, particle);
      ph->RegisterProcess(pnuc, particle);

    } else if (particleName == "GenericIon") {

      G4ionIonisation* ionIoni = new G4ionIonisation();
      ionIoni->SetEmModel(new G4IonParametrisedLossModel());
      ionIoni->SetStepFunction(0.1, 1*um);

      ph->RegisterProcess(hmsc, particle);
      ph->RegisterProcess(ionIoni, particle);
      ph->RegisterProcess(pnuc, particle);

    } else if (particleName == "pi+" ||
               particleName == "pi-" ) {

      //G4hMultipleScattering* pimsc = new G4hMultipleScattering();
      G4hIonisation* hIoni = new G4hIonisation();
      hIoni->SetStepFunction(0.2, 50*um);

      ph->RegisterProcess(pimsc, particle);
      ph->RegisterProcess(hIoni, particle);
      ph->RegisterProcess(pib, particle);
      ph->RegisterProcess(pip, particle);
      ph->RegisterProcess(piss, particle);

    } else if (particleName == "kaon+" ||
               particleName == "kaon-" ) {

      //G4hMultipleScattering* kmsc = new G4hMultipleScattering();
      G4hIonisation* hIoni = new G4hIonisation();
      hIoni->SetStepFunction(0.2, 50*um);

      ph->RegisterProcess(kmsc, particle);
      ph->RegisterProcess(hIoni, particle);
      ph->RegisterProcess(kb, particle);
      ph->RegisterProcess(kp, particle);
      ph->RegisterProcess(kss, particle);

    } else if (particleName == "proton" ||
           particleName == "anti_proton") {

      //G4hMultipleScattering* pmsc = new G4hMultipleScattering();
      G4hIonisation* hIoni = new G4hIonisation();
      hIoni->SetStepFunction(0.1, 20*um);

      ph->RegisterProcess(pmsc, particle);
      ph->RegisterProcess(hIoni, particle);
      ph->RegisterProcess(pb, particle);
      ph->RegisterProcess(pp, particle);
      ph->RegisterProcess(pss, particle);
      ph->RegisterProcess(pnuc, particle);

    } else if (particleName == "B+" ||
           particleName == "B-" ||
           particleName == "D+" ||
           particleName == "D-" ||
           particleName == "Ds+" ||
           particleName == "Ds-" ||
               particleName == "anti_He3" ||
               particleName == "anti_alpha" ||
               particleName == "anti_deuteron" ||
               particleName == "anti_lambda_c+" ||
               particleName == "anti_omega-" ||
               particleName == "anti_sigma_c+" ||
               particleName == "anti_sigma_c++" ||
               particleName == "anti_sigma+" ||
               particleName == "anti_sigma-" ||
               particleName == "anti_triton" ||
               particleName == "anti_xi_c+" ||
               particleName == "anti_xi-" ||
               particleName == "deuteron" ||
           particleName == "lambda_c+" ||
               particleName == "omega-" ||
               particleName == "sigma_c+" ||
               particleName == "sigma_c++" ||
               particleName == "sigma+" ||
               particleName == "sigma-" ||
               particleName == "tau+" ||
               particleName == "tau-" ||
               particleName == "triton" ||
               particleName == "xi_c+" ||
               particleName == "xi-" ) {

      ph->RegisterProcess(hmsc, particle);
      ph->RegisterProcess(new G4hIonisation(), particle);
      ph->RegisterProcess(pnuc, particle);
    }
  }
    
  // Nuclear stopping
  pnuc->SetMaxKinEnergy(MeV);
    
  // Deexcitation
  G4VAtomDeexcitation* de = new G4UAtomicDeexcitation();
  G4LossTableManager::Instance()->SetAtomDeexcitation(de);

  G4EmModelActivator mact(GetPhysicsName());
}

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---

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

• source/geant4.10.03.p03/source/physics_lists/constructors/electromagnetic/include/G4EmStandardPhysics_option4.hh
• source/geant4.10.03.p03/source/physics_lists/constructors/electromagnetic/src/G4EmStandardPhysics_option4.cc