saxs/src/G4EmPenelopePhysicsMI.cc

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0025 //
0026 // $Id: G4EmPenelopePhysicsMI.cc 109526 2018-04-30 07:11:52Z gcosmo $
0027 // customized by gpaterno for MI in Rayleigh Scattering, March 2019
0028 //
0029 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0030
0031 #include "G4EmPenelopePhysicsMI.hh"
0032
0033 #include "G4ParticleDefinition.hh"
0034 #include "G4ParticleTable.hh"
0035 #include "G4SystemOfUnits.hh"
0036
0037 // Processes and models
0038 // gamma
0039 #include "G4ComptonScattering.hh"
0040 #include "G4GammaConversion.hh"
0041 #include "G4PenelopeComptonModel.hh"
0042 #include "G4PenelopeGammaConversionModel.hh"
0043 #include "G4PenelopePhotoElectricModel.hh"
0044 #include "G4PenelopeRayleighModel.hh"
0045 #include "G4PenelopeRayleighModelMI.hh"
0046 #include "G4PhotoElectricEffect.hh"
0047 #include "G4RayleighScattering.hh"
0048
0049 // e- and e+
0050 #include "G4PenelopeBremsstrahlungModel.hh"
0051 #include "G4PenelopeIonisationModel.hh"
0052 #include "G4UniversalFluctuation.hh"
0053 #include "G4eBremsstrahlung.hh"
0054 #include "G4eIonisation.hh"
0055 #include "G4eMultipleScattering.hh"
0056
0057 // e+ only
0058 #include "G4PenelopeAnnihilationModel.hh"
0059 #include "G4eplusAnnihilation.hh"
0060
0061 // mu
0062 #include "G4MuBremsstrahlung.hh"
0063 #include "G4MuBremsstrahlungModel.hh"
0064 #include "G4MuIonisation.hh"
0065 #include "G4MuMultipleScattering.hh"
0066 #include "G4MuPairProduction.hh"
0067 #include "G4MuPairProductionModel.hh"
0068 #include "G4hBremsstrahlungModel.hh"
0069 #include "G4hPairProductionModel.hh"
0070
0071 // hadrons
0072 #include "G4IonParametrisedLossModel.hh"
0073 #include "G4MscStepLimitType.hh"
0074 #include "G4NuclearStopping.hh"
0075 #include "G4hBremsstrahlung.hh"
0076 #include "G4hIonisation.hh"
0077 #include "G4hMultipleScattering.hh"
0078 #include "G4hPairProduction.hh"
0079 #include "G4ionIonisation.hh"
0080
0081 // msc models
0082 #include "G4CoulombScattering.hh"
0083 #include "G4GoudsmitSaundersonMscModel.hh"
0084 #include "G4LossTableManager.hh"
0085 #include "G4UAtomicDeexcitation.hh"
0086 #include "G4UrbanMscModel.hh"
0087 #include "G4VAtomDeexcitation.hh"
0088 #include "G4WentzelVIModel.hh"
0089 #include "G4eCoulombScatteringModel.hh"
0090
0091 // particles
0092 #include "G4Alpha.hh"
0093 #include "G4AntiProton.hh"
0094 #include "G4BuilderType.hh"
0095 #include "G4Deuteron.hh"
0096 #include "G4Electron.hh"
0097 #include "G4EmModelActivator.hh"
0098 #include "G4Gamma.hh"
0099 #include "G4GenericIon.hh"
0100 #include "G4He3.hh"
0101 #include "G4KaonMinus.hh"
0102 #include "G4KaonPlus.hh"
0103 #include "G4MuonMinus.hh"
0104 #include "G4MuonPlus.hh"
0105 #include "G4PhysicsListHelper.hh"
0106 #include "G4PionMinus.hh"
0107 #include "G4PionPlus.hh"
0108 #include "G4Positron.hh"
0109 #include "G4Proton.hh"
0110 #include "G4Triton.hh"
0111
0112 // factory
0113 #include "G4PhysicsConstructorFactory.hh"
0114
0115 G4_DECLARE_PHYSCONSTR_FACTORY(G4EmPenelopePhysicsMI);
0116
0117 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0118
0119 G4EmPenelopePhysicsMI::G4EmPenelopePhysicsMI(G4int ver, const G4String&, G4bool UseMIFlag)
0120   : G4VPhysicsConstructor("G4EmPenelopeMI"), fVerbose(ver), fUseMIFlag(UseMIFlag)
0121 {
0122   G4EmParameters* param = G4EmParameters::Instance();
0123   param->SetDefaults();
0124   param->SetVerbose(fVerbose);
0125   param->SetMinEnergy(100 * eV);
0126   param->SetLowestElectronEnergy(100 * eV);
0127   param->SetNumberOfBinsPerDecade(20);
0128   param->SetMscRangeFactor(0.02);
0129   param->SetMscStepLimitType(fUseDistanceToBoundary);
0130   param->SetMuHadLateralDisplacement(true);
0131   param->SetFluo(true);
0132   param->SetPIXEElectronCrossSectionModel("Penelope");
0133   SetPhysicsType(bElectromagnetic);
0134 }
0135
0136 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0137
0138 G4EmPenelopePhysicsMI::~G4EmPenelopePhysicsMI() {}
0139
0140 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0141
0142 void G4EmPenelopePhysicsMI::ConstructParticle()
0143 {
0144   // gamma
0145   G4Gamma::Gamma();
0146
0147   // leptons
0148   G4Electron::Electron();
0149   G4Positron::Positron();
0150   G4MuonPlus::MuonPlus();
0151   G4MuonMinus::MuonMinus();
0152
0153   // mesons
0154   G4PionPlus::PionPlusDefinition();
0155   G4PionMinus::PionMinusDefinition();
0156   G4KaonPlus::KaonPlusDefinition();
0157   G4KaonMinus::KaonMinusDefinition();
0158
0159   // baryons
0160   G4Proton::Proton();
0161   G4AntiProton::AntiProton();
0162
0163   // ions
0164   G4Deuteron::Deuteron();
0165   G4Triton::Triton();
0166   G4He3::He3();
0167   G4Alpha::Alpha();
0168   G4GenericIon::GenericIonDefinition();
0169 }
0170
0171 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0172
0173 void G4EmPenelopePhysicsMI::ConstructProcess()
0174 {
0175   if (fVerbose > 1) {
0176     G4cout << "### " << GetPhysicsName() << " Construct Processes " << G4endl;
0177   }
0178
0179   G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();
0180
0181   // muon & hadron bremsstrahlung and pair production
0182   G4MuBremsstrahlung* mub = new G4MuBremsstrahlung();
0183   G4MuPairProduction* mup = new G4MuPairProduction();
0184   G4hBremsstrahlung* pib = new G4hBremsstrahlung();
0185   G4hPairProduction* pip = new G4hPairProduction();
0186   G4hBremsstrahlung* kb = new G4hBremsstrahlung();
0187   G4hPairProduction* kp = new G4hPairProduction();
0188   G4hBremsstrahlung* pb = new G4hBremsstrahlung();
0189   G4hPairProduction* pp = new G4hPairProduction();
0190
0191   // muon & hadron multiple scattering
0192   G4MuMultipleScattering* mumsc = new G4MuMultipleScattering();
0193   mumsc->SetEmModel(new G4WentzelVIModel());
0194   G4hMultipleScattering* hmsc = new G4hMultipleScattering("ionmsc");
0195
0196   // high energy limit for e+- scattering models
0197   G4double highEnergyLimit = G4EmParameters::Instance()->MscEnergyLimit();
0198
0199   // nuclear stopping
0200   G4NuclearStopping* pnuc = new G4NuclearStopping();
0201
0202   // Applicability range for Penelope models
0203   // for higher energies, the Standard models are used
0204   G4double PenelopeHighEnergyLimit = 1.0 * GeV;
0205
0206   // Add Penelope EM Processes
0207   G4ParticleTable* table = G4ParticleTable::GetParticleTable();
0208   for (const auto& particleName : fPartList.PartNames()) {
0209     G4ParticleDefinition* particle = table->FindParticle(particleName);
0210     if (!particle) {
0211       continue;
0212     }
0213     if (particleName == "gamma") {
0214       // Photo-electric effect
0215       G4PhotoElectricEffect* thePhotoElectricEffect = new G4PhotoElectricEffect();
0216       G4PenelopePhotoElectricModel* thePEPenelopeModel = new G4PenelopePhotoElectricModel();
0217       thePEPenelopeModel->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0218       thePhotoElectricEffect->SetEmModel(thePEPenelopeModel);
0219       ph->RegisterProcess(thePhotoElectricEffect, particle);
0220
0221       // Compton scattering
0222       G4ComptonScattering* theComptonScattering = new G4ComptonScattering();
0223       G4PenelopeComptonModel* theComptonPenelopeModel = new G4PenelopeComptonModel();
0224       theComptonPenelopeModel->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0225       theComptonScattering->SetEmModel(theComptonPenelopeModel);
0226       ph->RegisterProcess(theComptonScattering, particle);
0227
0228       // Gamma conversion
0229       G4GammaConversion* theGammaConversion = new G4GammaConversion();
0230       G4PenelopeGammaConversionModel* theGCPenelopeModel = new G4PenelopeGammaConversionModel();
0231       theGammaConversion->SetEmModel(theGCPenelopeModel);
0232       ph->RegisterProcess(theGammaConversion, particle);
0233
0234       // Rayleigh scattering (modified by gpaterno)
0235       G4RayleighScattering* theRayleigh = new G4RayleighScattering();
0236       G4PenelopeRayleighModelMI* theRayleighPenelopeModel = new G4PenelopeRayleighModelMI();
0237       theRayleighPenelopeModel->SetVerbosityLevel(1);
0238       theRayleighPenelopeModel->SetMIActive(fUseMIFlag);
0239       // theRayleighPenelopeModel->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0240       theRayleigh->SetEmModel(theRayleighPenelopeModel);
0241       ph->RegisterProcess(theRayleigh, particle);
0242     }
0243     else if (particleName == "e-") {
0244       // multiple scattering
0245       G4eMultipleScattering* msc = new G4eMultipleScattering;
0246       G4UrbanMscModel* msc1 = new G4UrbanMscModel();
0247       G4WentzelVIModel* msc2 = new G4WentzelVIModel();
0248       msc1->SetHighEnergyLimit(highEnergyLimit);
0249       msc2->SetLowEnergyLimit(highEnergyLimit);
0250       msc->SetEmModel(msc1);
0251       msc->SetEmModel(msc2);
0252
0253       G4eCoulombScatteringModel* ssm = new G4eCoulombScatteringModel();
0254       G4CoulombScattering* ss = new G4CoulombScattering();
0255       ss->SetEmModel(ssm);
0256       ss->SetMinKinEnergy(highEnergyLimit);
0257       ssm->SetLowEnergyLimit(highEnergyLimit);
0258       ssm->SetActivationLowEnergyLimit(highEnergyLimit);
0259
0260       // Ionisation
0261       G4eIonisation* eIoni = new G4eIonisation();
0262       G4PenelopeIonisationModel* theIoniPenelope = new G4PenelopeIonisationModel();
0263       theIoniPenelope->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0264       eIoni->AddEmModel(0, theIoniPenelope, new G4UniversalFluctuation());
0265       eIoni->SetStepFunction(0.2, 100 * um);  //
0266
0267       // Bremsstrahlung
0268       G4eBremsstrahlung* eBrem = new G4eBremsstrahlung();
0269       G4PenelopeBremsstrahlungModel* theBremPenelope = new G4PenelopeBremsstrahlungModel();
0270       theBremPenelope->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0271       eBrem->SetEmModel(theBremPenelope);
0272
0273       // register processes
0274       ph->RegisterProcess(msc, particle);
0275       ph->RegisterProcess(eIoni, particle);
0276       ph->RegisterProcess(eBrem, particle);
0277       ph->RegisterProcess(ss, particle);
0278     }
0279     else if (particleName == "e+") {
0280       // multiple scattering
0281       G4eMultipleScattering* msc = new G4eMultipleScattering;
0282       G4UrbanMscModel* msc1 = new G4UrbanMscModel();
0283       G4WentzelVIModel* msc2 = new G4WentzelVIModel();
0284       msc1->SetHighEnergyLimit(highEnergyLimit);
0285       msc2->SetLowEnergyLimit(highEnergyLimit);
0286       msc->SetEmModel(msc1);
0287       msc->SetEmModel(msc2);
0288
0289       G4eCoulombScatteringModel* ssm = new G4eCoulombScatteringModel();
0290       G4CoulombScattering* ss = new G4CoulombScattering();
0291       ss->SetEmModel(ssm);
0292       ss->SetMinKinEnergy(highEnergyLimit);
0293       ssm->SetLowEnergyLimit(highEnergyLimit);
0294       ssm->SetActivationLowEnergyLimit(highEnergyLimit);
0295
0296       // Ionisation
0297       G4eIonisation* eIoni = new G4eIonisation();
0298       G4PenelopeIonisationModel* theIoniPenelope = new G4PenelopeIonisationModel();
0299       theIoniPenelope->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0300       eIoni->AddEmModel(0, theIoniPenelope, new G4UniversalFluctuation());
0301       eIoni->SetStepFunction(0.2, 100 * um);  //
0302
0303       // Bremsstrahlung
0304       G4eBremsstrahlung* eBrem = new G4eBremsstrahlung();
0305       G4PenelopeBremsstrahlungModel* theBremPenelope = new G4PenelopeBremsstrahlungModel();
0306       theBremPenelope->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0307       eBrem->SetEmModel(theBremPenelope);
0308
0309       // Annihilation
0310       G4eplusAnnihilation* eAnni = new G4eplusAnnihilation();
0311       G4PenelopeAnnihilationModel* theAnnPenelope = new G4PenelopeAnnihilationModel();
0312       theAnnPenelope->SetHighEnergyLimit(PenelopeHighEnergyLimit);
0313       eAnni->AddEmModel(0, theAnnPenelope);
0314
0315       // register processes
0316       ph->RegisterProcess(msc, particle);
0317       ph->RegisterProcess(eIoni, particle);
0318       ph->RegisterProcess(eBrem, particle);
0319       ph->RegisterProcess(eAnni, particle);
0320       ph->RegisterProcess(ss, particle);
0321     }
0322     else if (particleName == "mu+" || particleName == "mu-") {
0323       G4MuIonisation* muIoni = new G4MuIonisation();
0324       muIoni->SetStepFunction(0.2, 50 * um);
0325
0326       ph->RegisterProcess(mumsc, particle);
0327       ph->RegisterProcess(muIoni, particle);
0328       ph->RegisterProcess(mub, particle);
0329       ph->RegisterProcess(mup, particle);
0330       ph->RegisterProcess(new G4CoulombScattering(), particle);
0331     }
0332     else if (particleName == "alpha" || particleName == "He3") {
0333       G4hMultipleScattering* msc = new G4hMultipleScattering();
0334       G4ionIonisation* ionIoni = new G4ionIonisation();
0335       ionIoni->SetStepFunction(0.1, 10 * um);
0336
0337       ph->RegisterProcess(msc, particle);
0338       ph->RegisterProcess(ionIoni, particle);
0339       ph->RegisterProcess(pnuc, particle);
0340     }
0341     else if (particleName == "GenericIon") {
0342       G4ionIonisation* ionIoni = new G4ionIonisation();
0343       ionIoni->SetEmModel(new G4IonParametrisedLossModel());
0344       ionIoni->SetStepFunction(0.1, 1 * um);
0345
0346       ph->RegisterProcess(hmsc, particle);
0347       ph->RegisterProcess(ionIoni, particle);
0348       ph->RegisterProcess(pnuc, particle);
0349     }
0350     else if (particleName == "pi+" || particleName == "pi-") {
0351       G4hMultipleScattering* pimsc = new G4hMultipleScattering();
0352       G4hIonisation* hIoni = new G4hIonisation();
0353       hIoni->SetStepFunction(0.2, 50 * um);
0354
0355       ph->RegisterProcess(pimsc, particle);
0356       ph->RegisterProcess(hIoni, particle);
0357       ph->RegisterProcess(pib, particle);
0358       ph->RegisterProcess(pip, particle);
0359     }
0360     else if (particleName == "kaon+" || particleName == "kaon-") {
0361       G4hMultipleScattering* kmsc = new G4hMultipleScattering();
0362       G4hIonisation* hIoni = new G4hIonisation();
0363       hIoni->SetStepFunction(0.2, 50 * um);
0364
0365       ph->RegisterProcess(kmsc, particle);
0366       ph->RegisterProcess(hIoni, particle);
0367       ph->RegisterProcess(kb, particle);
0368       ph->RegisterProcess(kp, particle);
0369     }
0370     else if (particleName == "proton" || particleName == "anti_proton") {
0371       G4hMultipleScattering* pmsc = new G4hMultipleScattering();
0372       G4hIonisation* hIoni = new G4hIonisation();
0373       hIoni->SetStepFunction(0.2, 50 * um);
0374
0375       ph->RegisterProcess(pmsc, particle);
0376       ph->RegisterProcess(hIoni, particle);
0377       ph->RegisterProcess(pb, particle);
0378       ph->RegisterProcess(pp, particle);
0379       ph->RegisterProcess(pnuc, particle);
0380     }
0381     else if (particleName == "B+" || particleName == "B-" || particleName == "D+"
0382              || particleName == "D-" || particleName == "Ds+" || particleName == "Ds-"
0383              || particleName == "anti_He3" || particleName == "anti_alpha"
0384              || particleName == "anti_deuteron" || particleName == "anti_lambda_c+"
0385              || particleName == "anti_omega-" || particleName == "anti_sigma_c+"
0386              || particleName == "anti_sigma_c++" || particleName == "anti_sigma+"
0387              || particleName == "anti_sigma-" || particleName == "anti_triton"
0388              || particleName == "anti_xi_c+" || particleName == "anti_xi-"
0389              || particleName == "deuteron" || particleName == "lambda_c+"
0390              || particleName == "omega-" || particleName == "sigma_c+"
0391              || particleName == "sigma_c++" || particleName == "sigma+" || particleName == "sigma-"
0392              || particleName == "tau+" || particleName == "tau-" || particleName == "triton"
0393              || particleName == "xi_c+" || particleName == "xi-")
0394     {
0395       ph->RegisterProcess(hmsc, particle);
0396       ph->RegisterProcess(new G4hIonisation(), particle);
0397     }
0398   }
0399
0400   // Nuclear stopping
0401   pnuc->SetMaxKinEnergy(MeV);
0402
0403   // Deexcitation
0404   G4VAtomDeexcitation* deexcitation = new G4UAtomicDeexcitation();
0405   G4LossTableManager::Instance()->SetAtomDeexcitation(deexcitation);
0406
0407   G4EmModelActivator mact(GetPhysicsName());
0408 }
0409
0410 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......