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25 //
26 //
27 //---------------------------------------------------------------------------
28 //
29 // ClassName: G4EmStandardPhysicsWVI
30 //
31 // Author: V.Ivanchenko 09.11.2005
32 //
33 // Modified:
34 //
35 // 21.04.2008 V.Ivanchenko add long-lived D and B mesons
36 //
37 //----------------------------------------------------------------------------
38 //
39
40 #include "G4EmStandardPhysicsWVI.hh"
41 #include "G4SystemOfUnits.hh"
42 #include "G4ParticleDefinition.hh"
43 #include "G4EmParameters.hh"
44 #include "G4EmBuilder.hh"
45 #include "G4LossTableManager.hh"
46
47 #include "G4ComptonScattering.hh"
48 #include "G4GammaConversion.hh"
49 #include "G4PhotoElectricEffect.hh"
50 #include "G4RayleighScattering.hh"
51
52 #include "G4KleinNishinaModel.hh"
53 #include "G4LivermorePhotoElectricModel.hh"
54 #include "G4eMultipleScattering.hh"
55 #include "G4hMultipleScattering.hh"
56 #include "G4CoulombScattering.hh"
57 #include "G4WentzelVIModel.hh"
58 #include "G4WentzelVIRelModel.hh"
59 #include "G4UrbanMscModel.hh"
60 #include "G4hCoulombScatteringModel.hh"
61 #include "G4eCoulombScatteringModel.hh"
62
63 #include "G4eIonisation.hh"
64 #include "G4eBremsstrahlung.hh"
65 #include "G4eplusAnnihilation.hh"
66 #include "G4UAtomicDeexcitation.hh"
67
68 #include "G4hIonisation.hh"
69 #include "G4ionIonisation.hh"
70 #include "G4BetheHeitler5DModel.hh"
71 #include "G4AtimaEnergyLossModel.hh"
72 #include "G4AtimaFluctuations.hh"
73 #include "G4IonParametrisedLossModel.hh"
74 #include "G4LindhardSorensenIonModel.hh"
75 #include "G4BraggIonModel.hh"
76 #include "G4IonFluctuations.hh"
77 #include "G4NuclearStopping.hh"
78 #include "G4eplusTo2or3GammaModel.hh"
79
80 #include "G4Gamma.hh"
81 #include "G4Electron.hh"
82 #include "G4Positron.hh"
83 #include "G4GenericIon.hh"
84
85 #include "G4PhysicsListHelper.hh"
86 #include "G4BuilderType.hh"
87 #include "G4EmModelActivator.hh"
88
89 // factory
90 #include "G4PhysicsConstructorFactory.hh"
91 //
92 G4_DECLARE_PHYSCONSTR_FACTORY(G4EmStandardPhysicsWVI);
93
94 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
95
96 G4EmStandardPhysicsWVI::G4EmStandardPhysicsWVI(G4int ver)
97 : G4VPhysicsConstructor("G4EmStandardWVI")
98 {
99 G4EmParameters* param = G4EmParameters::Instance();
100 param->SetDefaults();
101 param->SetVerbose(ver);
102 param->SetMinEnergy(10*CLHEP::eV);
103 param->SetLowestElectronEnergy(100*CLHEP::eV);
104 param->SetNumberOfBinsPerDecade(20);
105 param->ActivateAngularGeneratorForIonisation(true);
106 param->SetStepFunction(0.2, 100*CLHEP::um);
107 param->SetStepFunctionMuHad(0.2, 50*CLHEP::um);
108 param->SetStepFunctionLightIons(0.1, 20*CLHEP::um);
109 param->SetStepFunctionIons(0.1, 1*CLHEP::um);
110 param->SetUseMottCorrection(true);
111 param->SetMuHadLateralDisplacement(true);
112 param->SetUseICRU90Data(true);
113 param->SetMscThetaLimit(0.15);
114 param->SetFluo(true);
115 param->SetMaxNIELEnergy(1*CLHEP::MeV);
116 SetPhysicsType(bElectromagnetic);
117 }
118
119 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
120
121 G4EmStandardPhysicsWVI::~G4EmStandardPhysicsWVI() = default;
122
123 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
124
125 void G4EmStandardPhysicsWVI::ConstructParticle()
126 {
127 // minimal set of particles for EM physics
128 G4EmBuilder::ConstructMinimalEmSet();
129 }
130
131 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
132
133 void G4EmStandardPhysicsWVI::ConstructProcess()
134 {
135 if(verboseLevel > 1) {
136 G4cout << "### " << GetPhysicsName() << " Construct Processes " << G4endl;
137 }
138 G4EmBuilder::PrepareEMPhysics();
139 G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();
140 G4EmParameters* param = G4EmParameters::Instance();
141
142 // common processes
143 G4hMultipleScattering* hmsc = new G4hMultipleScattering("ionmsc");
144
145 // nuclear stopping is enabled if th eenergy limit above zero
146 G4double nielEnergyLimit = param->MaxNIELEnergy();
147 G4NuclearStopping* pnuc = nullptr;
148 if(nielEnergyLimit > 0.0) {
149 pnuc = new G4NuclearStopping();
150 pnuc->SetMaxKinEnergy(nielEnergyLimit);
151 }
152
153 // high energy limit for e+- scattering models
154 G4double highEnergyLimit = 1*CLHEP::MeV;
155
156 // Add gamma EM processes
157 G4ParticleDefinition* particle = G4Gamma::Gamma();
158
159 G4PhotoElectricEffect* pee = new G4PhotoElectricEffect();
160 pee->SetEmModel(new G4LivermorePhotoElectricModel());
161
162 G4ComptonScattering* cs = new G4ComptonScattering;
163 cs->SetEmModel(new G4KleinNishinaModel());
164
165 G4GammaConversion* gc = new G4GammaConversion();
166 if(param->EnablePolarisation()) {
167 gc->SetEmModel(new G4BetheHeitler5DModel());
168 }
169
170 ph->RegisterProcess(pee, particle);
171 ph->RegisterProcess(cs, particle);
172 ph->RegisterProcess(gc, particle);
173 ph->RegisterProcess(new G4RayleighScattering(), particle);
174
175 // e-
176 particle = G4Electron::Electron();
177
178 G4eMultipleScattering* msc = new G4eMultipleScattering;
179 G4UrbanMscModel* msc1 = new G4UrbanMscModel();
180 G4WentzelVIModel* msc2 = new G4WentzelVIModel();
181 msc1->SetHighEnergyLimit(highEnergyLimit);
182 msc2->SetLowEnergyLimit(highEnergyLimit);
183 msc->SetEmModel(msc1);
184 msc->SetEmModel(msc2);
185
186 G4eCoulombScatteringModel* ssm = new G4eCoulombScatteringModel();
187 G4CoulombScattering* ss = new G4CoulombScattering();
188 ss->SetEmModel(ssm);
189 ss->SetMinKinEnergy(highEnergyLimit);
190 ssm->SetLowEnergyLimit(highEnergyLimit);
191 ssm->SetActivationLowEnergyLimit(highEnergyLimit);
192
193 ph->RegisterProcess(msc, particle);
194 ph->RegisterProcess(new G4eIonisation(), particle);
195 ph->RegisterProcess(new G4eBremsstrahlung(), particle);
196 ph->RegisterProcess(ss, particle);
197
198 // e+
199 particle = G4Positron::Positron();
200
201 msc = new G4eMultipleScattering;
202 msc1 = new G4UrbanMscModel();
203 msc2 = new G4WentzelVIModel();
204 msc1->SetHighEnergyLimit(highEnergyLimit);
205 msc2->SetLowEnergyLimit(highEnergyLimit);
206 msc->SetEmModel(msc1);
207 msc->SetEmModel(msc2);
208
209 ssm = new G4eCoulombScatteringModel();
210 ss = new G4CoulombScattering();
211 ss->SetEmModel(ssm);
212 ss->SetMinKinEnergy(highEnergyLimit);
213 ssm->SetLowEnergyLimit(highEnergyLimit);
214 ssm->SetActivationLowEnergyLimit(highEnergyLimit);
215
216 G4eplusAnnihilation* ann = new G4eplusAnnihilation();
217 ann->SetEmModel(new G4eplusTo2or3GammaModel());
218
219 ph->RegisterProcess(msc, particle);
220 ph->RegisterProcess(new G4eIonisation(), particle);
221 ph->RegisterProcess(new G4eBremsstrahlung(), particle);
222 ph->RegisterProcess(ann, particle);
223 ph->RegisterProcess(ss, particle);
224
225 // generic ion
226 particle = G4GenericIon::GenericIon();
227 G4ionIonisation* ionIoni = new G4ionIonisation();
228 auto fluc = new G4AtimaFluctuations();
229 ionIoni->SetFluctModel(fluc);
230 ionIoni->SetEmModel(new G4AtimaEnergyLossModel());
231 ph->RegisterProcess(hmsc, particle);
232 ph->RegisterProcess(ionIoni, particle);
233 if(nullptr != pnuc) { ph->RegisterProcess(pnuc, particle); }
234
235 // muons, hadrons, ions
236 G4EmBuilder::ConstructCharged(hmsc, pnuc);
237
238 // extra configuration
239 G4EmModelActivator mact(GetPhysicsName());
240 }
241
242 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
243