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PhysListEmStandard_WVI.cc
Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file PhysListEmStandard_WVI.cc
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28 //
29 //
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32 
33 #include "PhysListEmStandard_WVI.hh"
34 #include "DetectorConstruction.hh"
35 
36 #include "G4ParticleDefinition.hh"
37 #include "G4ProcessManager.hh"
38 
39 #include "G4ComptonScattering.hh"
40 #include "MyKleinNishinaCompton.hh"
41 #include "G4GammaConversion.hh"
42 #include "G4PhotoElectricEffect.hh"
43 
44 #include "G4eMultipleScattering.hh"
46 #include "G4WentzelVIModel.hh"
47 #include "G4CoulombScattering.hh"
49 
50 #include "G4eIonisation.hh"
51 #include "MyMollerBhabhaModel.hh"
52 #include "G4eBremsstrahlung.hh"
53 #include "G4eplusAnnihilation.hh"
54 
55 #include "G4hIonisation.hh"
56 #include "G4hMultipleScattering.hh"
57 
58 #include "G4EmParameters.hh"
59 #include "G4MscStepLimitType.hh"
60 
61 #include "G4BuilderType.hh"
62 #include "G4SystemOfUnits.hh"
63 
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65 
68 : G4VPhysicsConstructor(name), fDetector(det)
69 {
71  param->SetDefaults();
72  param->SetVerbose(1);
73  param->SetMinEnergy(10*eV);
74  param->SetMaxEnergy(10*GeV);
75  param->SetNumberOfBinsPerDecade(20);
76  param->SetLowestElectronEnergy(10*eV);
77  param->SetStepFunction(0.2, 100*um);
78  param->SetBuildCSDARange(true);
79  param->SetMaxEnergyForCSDARange(10*GeV);
80  param->SetMscThetaLimit(0.15);
82 }
83 
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85 
87 {}
88 
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90 
92 {
93  // Add standard EM Processes
94  //
95 
97  particleIterator->reset();
98  while( (*particleIterator)() ){
100  G4ProcessManager* pmanager = particle->GetProcessManager();
101  G4String particleName = particle->GetParticleName();
102 
103  if (particleName == "gamma") {
104  // gamma
105 
106  G4ComptonScattering* compton = new G4ComptonScattering();
107  MyKleinNishinaCompton* comptonModel =
109  comptonModel->SetCSFactor(1000.);
110  compton->SetEmModel(comptonModel );
111 
113  pmanager->AddDiscreteProcess(compton);
114  pmanager->AddDiscreteProcess(new G4GammaConversion);
115 
116  } else if (particleName == "e-") {
117  //electron
118 
120  G4WentzelVIModel* wvi = new G4WentzelVIModel();
121  eMsc->SetEmModel(wvi);
122 
123  G4eIonisation* eIoni = new G4eIonisation();
124  eIoni->SetEmModel(new MyMollerBhabhaModel());
125 
128  cs->SetEmModel(single, 1);
129 
130  pmanager->AddProcess(eMsc, -1, 1,-1);
131  pmanager->AddProcess(eIoni,-1, 2, 1);
132  pmanager->AddProcess(cs, -1,-1, 2);
133 
134  } else if (particleName == "e+") {
135  //positron
136 
138  pMsc->SetEmModel(new G4WentzelVIModel());
139  G4eIonisation* pIoni = new G4eIonisation();
140  pIoni->SetEmModel(new MyMollerBhabhaModel);
141 
142  pmanager->AddProcess(pMsc, -1, 1,-1);
143  pmanager->AddProcess(pIoni, -1, 2, 1);
144  pmanager->AddProcess(new G4eplusAnnihilation, 0,-1, 2);
145  pmanager->AddProcess(new G4CoulombScattering, -1,-1, 3);
146 
147  } else if( particleName == "proton" ) {
148  //proton
150  msc->AddEmModel(1, new G4WentzelVIModel());
151  pmanager->AddProcess(msc, -1, 1,-1);
152  pmanager->AddProcess(new G4hIonisation, -1, 2, 1);
153  pmanager->AddProcess(new G4CoulombScattering, -1,-1, 2);
154  }
155  }
156 }
157 
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