Activation/src/ElectromagneticPhysics.cc

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0025 //
0026 /// \file ElectromagneticPhysics.cc
0027 /// \brief Implementation of the ElectromagneticPhysics class
0028
0029 #include "ElectromagneticPhysics.hh"
0030
0031 #include "G4BuilderType.hh"
0032 #include "G4ComptonScattering.hh"
0033 #include "G4GammaConversion.hh"
0034 #include "G4IonParametrisedLossModel.hh"
0035 #include "G4LossTableManager.hh"
0036 #include "G4MuBremsstrahlung.hh"
0037 #include "G4MuIonisation.hh"
0038 #include "G4MuMultipleScattering.hh"
0039 #include "G4MuPairProduction.hh"
0040 #include "G4NuclearStopping.hh"
0041 #include "G4ParticleDefinition.hh"
0042 #include "G4PhotoElectricEffect.hh"
0043 #include "G4PhysicsListHelper.hh"
0044 #include "G4ProcessManager.hh"
0045 #include "G4RayleighScattering.hh"
0046 #include "G4SystemOfUnits.hh"
0047 #include "G4UAtomicDeexcitation.hh"
0048 #include "G4eBremsstrahlung.hh"
0049 #include "G4eIonisation.hh"
0050 #include "G4eMultipleScattering.hh"
0051 #include "G4eplusAnnihilation.hh"
0052 #include "G4hBremsstrahlung.hh"
0053 #include "G4hIonisation.hh"
0054 #include "G4hMultipleScattering.hh"
0055 #include "G4hPairProduction.hh"
0056 #include "G4ionIonisation.hh"
0057
0058 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0059
0060 ElectromagneticPhysics::ElectromagneticPhysics(const G4String& name) : G4VPhysicsConstructor(name)
0061 {
0062   SetPhysicsType(bElectromagnetic);
0063
0064   G4EmParameters* param = G4EmParameters::Instance();
0065   param->SetDefaults();
0066   param->SetStepFunction(0.2, 100 * um);
0067   param->SetStepFunctionMuHad(0.1, 10 * um);
0068   param->SetStepFunctionLightIons(0.1, 10 * um);
0069   param->SetStepFunctionIons(0.1, 1 * um);
0070   param->SetDeexcitationIgnoreCut(true);
0071 }
0072
0073 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0074
0075 void ElectromagneticPhysics::ConstructProcess()
0076 {
0077   G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();
0078
0079   // Add standard EM Processes
0080   //
0081   auto particleIterator = GetParticleIterator();
0082   particleIterator->reset();
0083   while ((*particleIterator)()) {
0084     G4ParticleDefinition* particle = particleIterator->value();
0085     G4String particleName = particle->GetParticleName();
0086
0087     if (particleName == "gamma") {
0088       ph->RegisterProcess(new G4RayleighScattering, particle);
0089       ph->RegisterProcess(new G4PhotoElectricEffect, particle);
0090       ph->RegisterProcess(new G4ComptonScattering, particle);
0091       ph->RegisterProcess(new G4GammaConversion, particle);
0092     }
0093     else if (particleName == "e-") {
0094       ph->RegisterProcess(new G4eMultipleScattering(), particle);
0095       ph->RegisterProcess(new G4eIonisation, particle);
0096       ph->RegisterProcess(new G4eBremsstrahlung(), particle);
0097     }
0098     else if (particleName == "e+") {
0099       ph->RegisterProcess(new G4eMultipleScattering(), particle);
0100       ph->RegisterProcess(new G4eIonisation, particle);
0101       ph->RegisterProcess(new G4eBremsstrahlung(), particle);
0102       ph->RegisterProcess(new G4eplusAnnihilation(), particle);
0103     }
0104     else if (particleName == "mu+" || particleName == "mu-") {
0105       ph->RegisterProcess(new G4MuMultipleScattering(), particle);
0106       ph->RegisterProcess(new G4MuIonisation, particle);
0107       ph->RegisterProcess(new G4MuBremsstrahlung(), particle);
0108       ph->RegisterProcess(new G4MuPairProduction(), particle);
0109     }
0110     else if (particleName == "proton" || particleName == "pi-" || particleName == "pi+") {
0111       ph->RegisterProcess(new G4hMultipleScattering(), particle);
0112       ph->RegisterProcess(new G4hIonisation, particle);
0113     }
0114     else if (particleName == "alpha" || particleName == "He3") {
0115       ph->RegisterProcess(new G4hMultipleScattering(), particle);
0116       ph->RegisterProcess(new G4ionIonisation, particle);
0117       ph->RegisterProcess(new G4NuclearStopping(), particle);
0118     }
0119     else if (particleName == "GenericIon") {
0120       ph->RegisterProcess(new G4hMultipleScattering(), particle);
0121       G4ionIonisation* ionIoni = new G4ionIonisation();
0122       ionIoni->SetEmModel(new G4IonParametrisedLossModel());
0123       ph->RegisterProcess(ionIoni, particle);
0124       ph->RegisterProcess(new G4NuclearStopping(), particle);
0125     }
0126     else if ((!particle->IsShortLived()) && (particle->GetPDGCharge() != 0.0)
0127              && (particle->GetParticleName() != "chargedgeantino"))
0128     {
0129       // all others charged particles except geantino
0130       ph->RegisterProcess(new G4hMultipleScattering(), particle);
0131       ph->RegisterProcess(new G4hIonisation(), particle);
0132     }
0133   }
0134
0135   // Deexcitation
0136   //
0137   G4VAtomDeexcitation* de = new G4UAtomicDeexcitation();
0138   G4LossTableManager::Instance()->SetAtomDeexcitation(de);
0139 }
0140
0141 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......