ExN02PhysicsList.cc

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#include "ExN02PhysicsList.hh"

#include "G4ProcessManager.hh"
#include "G4ParticleTypes.hh"
#include "G4SystemOfUnits.hh"

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ExN02PhysicsList::ExN02PhysicsList():  G4VUserPhysicsList()
{
  defaultCutValue = 1.0*cm;
   SetVerboseLevel(1);
}

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ExN02PhysicsList::~ExN02PhysicsList()
{}

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void ExN02PhysicsList::ConstructParticle()
{
  // In this method, static member functions should be called
  // for all particles which you want to use.
  // This ensures that objects of these particle types will be
  // created in the program. 

  ConstructBosons();
  ConstructLeptons();
  ConstructMesons();
  ConstructBaryons();
}

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void ExN02PhysicsList::ConstructBosons()
{
  // pseudo-particles
  G4Geantino::GeantinoDefinition();
  G4ChargedGeantino::ChargedGeantinoDefinition();

  // gamma
  G4Gamma::GammaDefinition();
}

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void ExN02PhysicsList::ConstructLeptons()
{
  // leptons
  //  e+/-
  G4Electron::ElectronDefinition();
  G4Positron::PositronDefinition();
  // mu+/-
  G4MuonPlus::MuonPlusDefinition();
  G4MuonMinus::MuonMinusDefinition();
  // nu_e
  G4NeutrinoE::NeutrinoEDefinition();
  G4AntiNeutrinoE::AntiNeutrinoEDefinition();
  // nu_mu
  G4NeutrinoMu::NeutrinoMuDefinition();
  G4AntiNeutrinoMu::AntiNeutrinoMuDefinition();
}

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void ExN02PhysicsList::ConstructMesons()
{
  //  mesons
  //    light mesons
  G4PionPlus::PionPlusDefinition();
  G4PionMinus::PionMinusDefinition();
  G4PionZero::PionZeroDefinition();
  G4Eta::EtaDefinition();
  G4EtaPrime::EtaPrimeDefinition();
  G4KaonPlus::KaonPlusDefinition();
  G4KaonMinus::KaonMinusDefinition();
  G4KaonZero::KaonZeroDefinition();
  G4AntiKaonZero::AntiKaonZeroDefinition();
  G4KaonZeroLong::KaonZeroLongDefinition();
  G4KaonZeroShort::KaonZeroShortDefinition();
}

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void ExN02PhysicsList::ConstructBaryons()
{
  //  barions
  G4Proton::ProtonDefinition();
  G4AntiProton::AntiProtonDefinition();

  G4Neutron::NeutronDefinition();
  G4AntiNeutron::AntiNeutronDefinition();
}

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void ExN02PhysicsList::ConstructProcess()
{
  AddTransportation();
  ConstructEM();
  ConstructGeneral();
  AddStepMax();
}

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#include "G4ComptonScattering.hh"
#include "G4GammaConversion.hh"
#include "G4PhotoElectricEffect.hh"

#include "G4eMultipleScattering.hh"
#include "G4eIonisation.hh"
#include "G4eBremsstrahlung.hh"
#include "G4eplusAnnihilation.hh"

#include "G4MuMultipleScattering.hh"
#include "G4MuIonisation.hh"
#include "G4MuBremsstrahlung.hh"
#include "G4MuPairProduction.hh"

#include "G4hMultipleScattering.hh"
#include "G4hIonisation.hh"
#include "G4hBremsstrahlung.hh"
#include "G4hPairProduction.hh"

#include "G4ionIonisation.hh"

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void ExN02PhysicsList::ConstructEM()
{
  auto particleIterator=GetParticleIterator();
  particleIterator->reset();
  while( (*particleIterator)() ){
    G4ParticleDefinition* particle = particleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    G4String particleName = particle->GetParticleName();
     
    if (particleName == "gamma") {
      // gamma         
      pmanager->AddDiscreteProcess(new G4PhotoElectricEffect);
      pmanager->AddDiscreteProcess(new G4ComptonScattering);
      pmanager->AddDiscreteProcess(new G4GammaConversion);
      
    } else if (particleName == "e-") {
      //electron
      pmanager->AddProcess(new G4eMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4eIonisation,         -1, 2, 2);
      pmanager->AddProcess(new G4eBremsstrahlung,     -1, 3, 3);      

    } else if (particleName == "e+") {
      //positron
      pmanager->AddProcess(new G4eMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4eIonisation,         -1, 2, 2);
      pmanager->AddProcess(new G4eBremsstrahlung,     -1, 3, 3);
      pmanager->AddProcess(new G4eplusAnnihilation,    0,-1, 4);

    } else if( particleName == "mu+" || 
               particleName == "mu-"    ) {
      //muon  
      pmanager->AddProcess(new G4MuMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4MuIonisation,         -1, 2, 2);
      pmanager->AddProcess(new G4MuBremsstrahlung,     -1, 3, 3);
      pmanager->AddProcess(new G4MuPairProduction,     -1, 4, 4);       
             
    } else if( particleName == "proton" ||
               particleName == "pi-" ||
               particleName == "pi+"    ) {
      //proton  
      pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4hIonisation,         -1, 2, 2);
      pmanager->AddProcess(new G4hBremsstrahlung,     -1, 3, 3);
      pmanager->AddProcess(new G4hPairProduction,     -1, 4, 4);       
     
    } else if( particleName == "alpha" || 
               particleName == "He3" )     {
      //alpha 
      pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4ionIonisation,       -1, 2, 2);
     
    } else if( particleName == "GenericIon" ) { 
      //Ions 
      pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4ionIonisation,       -1, 2, 2);
                 
    } else if ((!particle->IsShortLived()) &&
               (particle->GetPDGCharge() != 0.0) && 
               (particle->GetParticleName() != "chargedgeantino")) {
      //all others charged particles except geantino
      pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4hIonisation,         -1, 2, 2);
    }
  }
}

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#include "G4Decay.hh"

void ExN02PhysicsList::ConstructGeneral()
{
  // Add Decay Process
  G4Decay* theDecayProcess = new G4Decay();
  auto particleIterator=GetParticleIterator();
  particleIterator->reset();
  while( (*particleIterator)() ){
    G4ParticleDefinition* particle = particleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    if (theDecayProcess->IsApplicable(*particle)) { 
      pmanager ->AddProcess(theDecayProcess);
      // set ordering for PostStepDoIt and AtRestDoIt
      pmanager ->SetProcessOrdering(theDecayProcess, idxPostStep);
      pmanager ->SetProcessOrdering(theDecayProcess, idxAtRest);
    }
  }
}
  
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#include "G4StepLimiter.hh"
#include "G4UserSpecialCuts.hh"

void ExN02PhysicsList::AddStepMax()
{
  // Step limitation seen as a process
  G4StepLimiter* stepLimiter = new G4StepLimiter();
  
  auto particleIterator=GetParticleIterator();
  particleIterator->reset();
  while ((*particleIterator)()){
      G4ParticleDefinition* particle = particleIterator->value();
      G4ProcessManager* pmanager = particle->GetProcessManager();

      if (particle->GetPDGCharge() != 0.0)
        {
          pmanager ->AddDiscreteProcess(stepLimiter);
        }
  }
}

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void ExN02PhysicsList::SetCuts()
{
  //G4VUserPhysicsList::SetCutsWithDefault method sets 
  //the default cut value for all particle types 
  //
  SetCutsWithDefault();
     
  if (verboseLevel>0) DumpCutValuesTable();
}

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