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/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/SimG4Core/PhysicsLists/src/CMSEmStandardPhysicsLPM.cc

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00001 #include "SimG4Core/PhysicsLists/interface/CMSEmStandardPhysicsLPM.h"
00002 
00003 #include "G4ParticleDefinition.hh"
00004 #include "G4ProcessManager.hh"
00005 #include "G4LossTableManager.hh"
00006 #include "G4EmProcessOptions.hh"
00007 #include "G4RegionStore.hh"
00008 
00009 #include "G4ComptonScattering.hh"
00010 #include "G4GammaConversion.hh"
00011 #include "G4PhotoElectricEffect.hh"
00012 #include "G4PairProductionRelModel.hh"
00013 
00014 #include "G4hMultipleScattering.hh"
00015 #include "G4eMultipleScattering.hh"
00016 #include "G4MscStepLimitType.hh"
00017 #include "CMSUrbanMscModel93.hh"
00018 
00019 #include "G4eIonisation.hh"
00020 #include "G4eBremsstrahlung.hh"
00021 #include "G4eplusAnnihilation.hh"
00022 
00023 #include "G4SeltzerBergerModel95.hh"
00024 #include "G4eBremsstrahlungRelModel95.hh"
00025 
00026 #include "G4MuIonisation.hh"
00027 #include "G4MuBremsstrahlung.hh"
00028 #include "G4MuPairProduction.hh"
00029 
00030 #include "G4hIonisation.hh"
00031 #include "G4ionIonisation.hh"
00032 #include "G4hBremsstrahlung.hh"
00033 #include "G4hPairProduction.hh"
00034 
00035 #include "G4Gamma.hh"
00036 #include "G4Electron.hh"
00037 #include "G4Positron.hh"
00038 #include "G4MuonPlus.hh"
00039 #include "G4MuonMinus.hh"
00040 #include "G4TauMinus.hh"
00041 #include "G4TauPlus.hh"
00042 #include "G4PionPlus.hh"
00043 #include "G4PionMinus.hh"
00044 #include "G4KaonPlus.hh"
00045 #include "G4KaonMinus.hh"
00046 #include "G4BMesonMinus.hh"
00047 #include "G4BMesonPlus.hh"
00048 #include "G4DMesonMinus.hh"
00049 #include "G4DMesonPlus.hh"
00050 #include "G4Proton.hh"
00051 #include "G4AntiProton.hh"
00052 #include "G4SigmaMinus.hh"
00053 #include "G4AntiSigmaMinus.hh"
00054 #include "G4SigmaPlus.hh"
00055 #include "G4AntiSigmaPlus.hh"
00056 #include "G4XiMinus.hh"
00057 #include "G4AntiXiMinus.hh"
00058 #include "G4OmegaMinus.hh"
00059 #include "G4AntiOmegaMinus.hh"
00060 #include "G4LambdacPlus.hh"
00061 #include "G4AntiLambdacPlus.hh"
00062 #include "G4XicPlus.hh"
00063 #include "G4AntiXicPlus.hh"
00064 #include "G4Deuteron.hh"
00065 #include "G4Triton.hh"
00066 #include "G4He3.hh"
00067 #include "G4Alpha.hh"
00068 #include "G4GenericIon.hh"
00069 
00070 CMSEmStandardPhysicsLPM::CMSEmStandardPhysicsLPM(const G4String& name, G4int ver):
00071   G4VPhysicsConstructor(name), verbose(ver) {
00072   G4LossTableManager::Instance();
00073 }
00074 
00075 CMSEmStandardPhysicsLPM::~CMSEmStandardPhysicsLPM() {}
00076 
00077 void CMSEmStandardPhysicsLPM::ConstructParticle() {
00078   // gamma
00079   G4Gamma::Gamma();
00080 
00081   // leptons
00082   G4Electron::Electron();
00083   G4Positron::Positron();
00084   G4MuonPlus::MuonPlus();
00085   G4MuonMinus::MuonMinus();
00086   G4TauMinus::TauMinusDefinition();
00087   G4TauPlus::TauPlusDefinition();
00088 
00089   // mesons
00090   G4PionPlus::PionPlusDefinition();
00091   G4PionMinus::PionMinusDefinition();
00092   G4KaonPlus::KaonPlusDefinition();
00093   G4KaonMinus::KaonMinusDefinition();
00094   G4DMesonMinus::DMesonMinusDefinition();
00095   G4DMesonPlus::DMesonPlusDefinition();
00096   G4BMesonMinus::BMesonMinusDefinition();
00097   G4BMesonPlus::BMesonPlusDefinition();
00098 
00099   // barions
00100   G4Proton::Proton();
00101   G4AntiProton::AntiProton();
00102   G4SigmaMinus::SigmaMinusDefinition();
00103   G4AntiSigmaMinus::AntiSigmaMinusDefinition();
00104   G4SigmaPlus::SigmaPlusDefinition();
00105   G4AntiSigmaPlus::AntiSigmaPlusDefinition();
00106   G4XiMinus::XiMinusDefinition();
00107   G4AntiXiMinus::AntiXiMinusDefinition();
00108   G4OmegaMinus::OmegaMinusDefinition();
00109   G4AntiOmegaMinus::AntiOmegaMinusDefinition();
00110   G4LambdacPlus::LambdacPlusDefinition();
00111   G4AntiLambdacPlus::AntiLambdacPlusDefinition();
00112   G4XicPlus::XicPlusDefinition();
00113   G4AntiXicPlus::AntiXicPlusDefinition();
00114 
00115   // ions
00116   G4Deuteron::Deuteron();
00117   G4Triton::Triton();
00118   G4He3::He3();
00119   G4Alpha::Alpha();
00120   G4GenericIon::GenericIonDefinition();
00121 }
00122 
00123 void CMSEmStandardPhysicsLPM::ConstructProcess() 
00124 {
00125   // Add standard EM Processes
00126 
00127   theParticleIterator->reset();
00128   while( (*theParticleIterator)() ){
00129     G4ParticleDefinition* particle = theParticleIterator->value();
00130     G4ProcessManager* pmanager = particle->GetProcessManager();
00131     G4String particleName = particle->GetParticleName();
00132     if(verbose > 1)
00133       G4cout << "### " << GetPhysicsName() << " instantiates for " 
00134              << particleName << " at " << particle << G4endl;
00135 
00136     if (particleName == "gamma") {
00137 
00138       pmanager->AddDiscreteProcess(new G4PhotoElectricEffect);
00139       pmanager->AddDiscreteProcess(new G4ComptonScattering);
00140       G4GammaConversion* conv = new G4GammaConversion();
00141       G4PairProductionRelModel* mod = new G4PairProductionRelModel();
00142       mod->SetLowEnergyLimit(100*GeV);
00143       conv->AddEmModel(0, mod);
00144       pmanager->AddDiscreteProcess(conv);
00145 
00146     } else if (particleName == "e-") {
00147 
00148       G4eIonisation* eioni = new G4eIonisation();
00149       eioni->SetStepFunction(0.8, 1.0*mm);
00150       G4eMultipleScattering* msc = new G4eMultipleScattering;
00151       msc->SetStepLimitType(fMinimal);
00152       msc->AddEmModel(0,new CMSUrbanMscModel93());
00153 
00154       G4eBremsstrahlung* ebrem = new G4eBremsstrahlung();
00155       ebrem->SetEmModel(new G4SeltzerBergerModel95(), 1);
00156       ebrem->SetEmModel(new G4eBremsstrahlungRelModel95(), 2);
00157       ebrem->EmModel(2)->SetLowEnergyLimit(GeV);
00158 
00159       pmanager->AddProcess(msc,                   -1, 1, 1);
00160       pmanager->AddProcess(eioni,                 -1, 2, 2);
00161       pmanager->AddProcess(ebrem,                 -1,-3, 3);
00162 
00163     } else if (particleName == "e+") {
00164 
00165       G4eIonisation* eioni = new G4eIonisation();
00166       eioni->SetStepFunction(0.8, 1.0*mm);
00167       G4eMultipleScattering* msc = new G4eMultipleScattering;
00168       msc->SetStepLimitType(fMinimal);
00169       msc->AddEmModel(0,new CMSUrbanMscModel93());
00170 
00171       G4eBremsstrahlung* ebrem = new G4eBremsstrahlung();
00172       ebrem->SetEmModel(new G4SeltzerBergerModel95(), 1);
00173       ebrem->SetEmModel(new G4eBremsstrahlungRelModel95(), 2);
00174       ebrem->EmModel(2)->SetLowEnergyLimit(GeV);
00175 
00176       pmanager->AddProcess(msc,                     -1, 1, 1);
00177       pmanager->AddProcess(eioni,                   -1, 2, 2);
00178       pmanager->AddProcess(ebrem,                   -1,-3, 3);
00179       pmanager->AddProcess(new G4eplusAnnihilation,  0,-1, 4);
00180 
00181     } else if (particleName == "mu+" ||
00182                particleName == "mu-"    ) {
00183 
00184       pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
00185       pmanager->AddProcess(new G4MuIonisation,        -1, 2, 2);
00186       pmanager->AddProcess(new G4MuBremsstrahlung,    -1,-3, 3);
00187       pmanager->AddProcess(new G4MuPairProduction,    -1,-4, 4);
00188 
00189     } else if (particleName == "alpha" ||
00190                particleName == "He3" ||
00191                particleName == "GenericIon") {
00192 
00193       pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
00194       pmanager->AddProcess(new G4ionIonisation,       -1, 2, 2);
00195 
00196     } else if (particleName == "pi+" ||
00197                particleName == "kaon+" ||
00198                particleName == "kaon-" ||
00199                particleName == "proton" ||
00200                particleName == "pi-" ) {
00201 
00202       pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
00203       pmanager->AddProcess(new G4hIonisation,         -1, 2, 2);
00204       pmanager->AddProcess(new G4hBremsstrahlung(),   -1,-3, 3);
00205       pmanager->AddProcess(new G4hPairProduction(),   -1,-4, 4);
00206 
00207     } else if (particleName == "B+" ||
00208                particleName == "B-" ||
00209                particleName == "D+" ||
00210                particleName == "D-" ||
00211                particleName == "Ds+" ||
00212                particleName == "Ds-" ||
00213                particleName == "anti_lambda_c+" ||
00214                particleName == "anti_omega-" ||
00215                particleName == "anti_proton" ||
00216                particleName == "anti_sigma_c+" ||
00217                particleName == "anti_sigma_c++" ||
00218                particleName == "anti_sigma+" ||
00219                particleName == "anti_sigma-" ||
00220                particleName == "anti_xi_c+" ||
00221                particleName == "anti_xi-" ||
00222                particleName == "deuteron" ||
00223                particleName == "lambda_c+" ||
00224                particleName == "omega-" ||
00225                particleName == "sigma_c+" ||
00226                particleName == "sigma_c++" ||
00227                particleName == "sigma+" ||
00228                particleName == "sigma-" ||
00229                particleName == "tau+" ||
00230                particleName == "tau-" ||
00231                particleName == "triton" ||
00232                particleName == "xi_c+" ||
00233                particleName == "xi-" ) {
00234 
00235       pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
00236       pmanager->AddProcess(new G4hIonisation,         -1, 2, 2);
00237     }
00238   }
00239 
00240   // Setup options
00241   //
00242   G4EmProcessOptions opt;
00243   opt.SetVerbose(verbose);
00244   // ApplyCuts
00245   //
00246   opt.SetApplyCuts(true);
00247 
00248   // Physics tables
00249   //
00250   opt.SetMinEnergy(100.*eV);
00251   opt.SetMaxEnergy(10.*TeV);
00252   opt.SetDEDXBinning(77);
00253   opt.SetLambdaBinning(77);
00254 
00255 }