CMSEmStandardPhysicsLPM Class Reference

#include <CMSEmStandardPhysicsLPM.h>

Inheritance diagram for CMSEmStandardPhysicsLPM:

Public Member Functions
	CMSEmStandardPhysicsLPM (const G4String &name, G4int ver)
virtual void	ConstructParticle ()
virtual void	ConstructProcess ()
virtual	~CMSEmStandardPhysicsLPM ()

Private Attributes
G4int	verbose

Detailed Description

Definition at line 8 of file CMSEmStandardPhysicsLPM.h.

Constructor & Destructor Documentation

CMSEmStandardPhysicsLPM::CMSEmStandardPhysicsLPM	(	const G4String &	name,
		G4int	ver
	)

Definition at line 72 of file CMSEmStandardPhysicsLPM.cc.

                                                                               :
  G4VPhysicsConstructor(name), verbose(ver) {
  G4LossTableManager::Instance();
}

CMSEmStandardPhysicsLPM::~CMSEmStandardPhysicsLPM ( )

virtual

Definition at line 77 of file CMSEmStandardPhysicsLPM.cc.

{}

Member Function Documentation

void CMSEmStandardPhysicsLPM::ConstructParticle ( )

virtual

Definition at line 79 of file CMSEmStandardPhysicsLPM.cc.

References configurableAnalysis::Electron, and Gamma.

                                                {
  // gamma
  G4Gamma::Gamma();

  // leptons
  G4Electron::Electron();
  G4Positron::Positron();
  G4MuonPlus::MuonPlus();
  G4MuonMinus::MuonMinus();
  G4TauMinus::TauMinusDefinition();
  G4TauPlus::TauPlusDefinition();

  // mesons
  G4PionPlus::PionPlusDefinition();
  G4PionMinus::PionMinusDefinition();
  G4KaonPlus::KaonPlusDefinition();
  G4KaonMinus::KaonMinusDefinition();
  G4DMesonMinus::DMesonMinusDefinition();
  G4DMesonPlus::DMesonPlusDefinition();
  G4BMesonMinus::BMesonMinusDefinition();
  G4BMesonPlus::BMesonPlusDefinition();

  // barions
  G4Proton::Proton();
  G4AntiProton::AntiProton();
  G4SigmaMinus::SigmaMinusDefinition();
  G4AntiSigmaMinus::AntiSigmaMinusDefinition();
  G4SigmaPlus::SigmaPlusDefinition();
  G4AntiSigmaPlus::AntiSigmaPlusDefinition();
  G4XiMinus::XiMinusDefinition();
  G4AntiXiMinus::AntiXiMinusDefinition();
  G4OmegaMinus::OmegaMinusDefinition();
  G4AntiOmegaMinus::AntiOmegaMinusDefinition();
  G4LambdacPlus::LambdacPlusDefinition();
  G4AntiLambdacPlus::AntiLambdacPlusDefinition();
  G4XicPlus::XicPlusDefinition();
  G4AntiXicPlus::AntiXicPlusDefinition();

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

void CMSEmStandardPhysicsLPM::ConstructProcess ( )

virtual

Definition at line 125 of file CMSEmStandardPhysicsLPM.cc.

References kp, AnalysisDataFormats_SUSYBSMObjects::msc, pi, and createTree::pp.

{
  // Add standard EM Processes
  // muon & hadron bremsstrahlung and pair production
  G4MuBremsstrahlung* mub = nullptr;
  G4MuPairProduction* mup = nullptr;
  G4hBremsstrahlung* pib = nullptr;
  G4hPairProduction* pip = nullptr;
  G4hBremsstrahlung* kb = nullptr;
  G4hPairProduction* kp = nullptr;
  G4hBremsstrahlung* pb = nullptr;
  G4hPairProduction* pp = nullptr;

  G4hMultipleScattering* hmsc = new G4hMultipleScattering("ionmsc");

  // This EM builder takes default models of Geant4 10 EMV.
  // Multiple scattering by Urban for all particles
  // except e+e- for which the Urban93 model is used
  // and WentzelVI+SingleScattering for muons

  aParticleIterator->reset();
  while( (*aParticleIterator)() ){
    G4ParticleDefinition* particle = aParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    G4String particleName = particle->GetParticleName();
    if(verbose > 1)
      G4cout << "### " << GetPhysicsName() << " instantiates for " 
         << particleName << " at " << particle << G4endl;

    if (particleName == "gamma") {

      pmanager->AddDiscreteProcess(new G4PhotoElectricEffect);
      pmanager->AddDiscreteProcess(new G4ComptonScattering);
      pmanager->AddDiscreteProcess(new G4GammaConversion());

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

      G4eIonisation* eioni = new G4eIonisation();
      eioni->SetStepFunction(0.8, 1.0*mm);
      G4eMultipleScattering* msc = new G4eMultipleScattering;
      msc->SetStepLimitType(fMinimal);
      msc->AddEmModel(0,new UrbanMscModel93());

      G4eBremsstrahlung* ebrem = new G4eBremsstrahlung();

      pmanager->AddProcess(msc,                   -1, 1, 1);
      pmanager->AddProcess(eioni,                 -1, 2, 2);
      pmanager->AddProcess(ebrem,                 -1,-3, 3);

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

      G4eIonisation* eioni = new G4eIonisation();
      eioni->SetStepFunction(0.8, 1.0*mm);
      G4eMultipleScattering* msc = new G4eMultipleScattering;
      msc->SetStepLimitType(fMinimal);
      msc->AddEmModel(0,new UrbanMscModel93());

      G4eBremsstrahlung* ebrem = new G4eBremsstrahlung();

      pmanager->AddProcess(msc,                     -1, 1, 1);
      pmanager->AddProcess(eioni,                   -1, 2, 2);
      pmanager->AddProcess(ebrem,                   -1,-3, 3);
      pmanager->AddProcess(new G4eplusAnnihilation,  0,-1, 4);

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

      if(nullptr == mub) {
    mub = new G4MuBremsstrahlung();
    mup = new G4MuPairProduction();
      }
      G4MuMultipleScattering* mumsc = new G4MuMultipleScattering();
      mumsc->AddEmModel(0, new G4WentzelVIModel());
      pmanager->AddProcess(mumsc,                     -1, 1, 1);
      pmanager->AddProcess(new G4MuIonisation,        -1, 2, 2);
      pmanager->AddProcess(mub,    -1,-3, 3);
      pmanager->AddProcess(mup,    -1,-4, 4);
      pmanager->AddProcess(new G4CoulombScattering,   -1,-4, 5);

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

      pmanager->AddProcess(hmsc,                -1, 1, 1);
      pmanager->AddProcess(new G4ionIonisation, -1, 2, 2);

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

      if(nullptr == pib) {
    pib = new G4hBremsstrahlung();
    pip = new G4hPairProduction();
      }
      pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4hIonisation,         -1, 2, 2);
      pmanager->AddProcess(pib,   -1,-3, 3);
      pmanager->AddProcess(pip,   -1,-4, 4);

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

      if(nullptr == kb) {
    kb = new G4hBremsstrahlung();
    kp = new G4hPairProduction();
      }
      pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4hIonisation,         -1, 2, 2);
      pmanager->AddProcess(kb,   -1,-3, 3);
      pmanager->AddProcess(kp,   -1,-4, 4);

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

      if(nullptr == pb) {
    pb = new G4hBremsstrahlung();
    pp = new G4hPairProduction();
      }
      pmanager->AddProcess(new G4hMultipleScattering, -1, 1, 1);
      pmanager->AddProcess(new G4hIonisation,         -1, 2, 2);
      pmanager->AddProcess(pb,   -1,-3, 3);
      pmanager->AddProcess(pp,   -1,-4, 4);

    } else if (particleName == "B+" ||
           particleName == "B-" ||
           particleName == "D+" ||
           particleName == "D-" ||
           particleName == "Ds+" ||
           particleName == "Ds-" ||
               particleName == "anti_lambda_c+" ||
               particleName == "anti_omega-" ||
               particleName == "anti_sigma_c+" ||
               particleName == "anti_sigma_c++" ||
               particleName == "anti_sigma+" ||
               particleName == "anti_sigma-" ||
               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-" ) {

      pmanager->AddProcess(hmsc,              -1, 1, 1);
      pmanager->AddProcess(new G4hIonisation, -1, 2, 2);
    }
  }

  // Setup options
  //
  G4EmProcessOptions opt;
  opt.SetVerbose(verbose);
  // muon scattering
  opt.SetPolarAngleLimit(CLHEP::pi);
  // ApplyCuts
  //
  opt.SetApplyCuts(true);
}

Member Data Documentation

G4int CMSEmStandardPhysicsLPM::verbose

private

Definition at line 18 of file CMSEmStandardPhysicsLPM.h.