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26 // 26 //
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // 28 //
29 // GEANT4 Class file 29 // GEANT4 Class file
30 // 30 //
31 // 31 //
32 // File name: G4ionIonisation 32 // File name: G4ionIonisation
33 // 33 //
34 // Author: Vladimir Ivanchenko 34 // Author: Vladimir Ivanchenko
35 // 35 //
36 // Creation date: 07.05.2002 36 // Creation date: 07.05.2002
37 // 37 //
38 // Modifications: 38 // Modifications:
39 // 39 //
40 // 23-12-02 Change interface in order to move 40 // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko)
41 // 26-12-02 Secondary production moved to deri 41 // 26-12-02 Secondary production moved to derived classes (V.Ivanchenko)
42 // 13-02-03 SubCutoff regime is assigned to a 42 // 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko)
43 // 18-04-03 Use IonFluctuations (V.Ivanchenko) 43 // 18-04-03 Use IonFluctuations (V.Ivanchenko)
44 // 03-08-03 Add effective charge (V.Ivanchenko 44 // 03-08-03 Add effective charge (V.Ivanchenko)
45 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossPro 45 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko)
46 // 27-05-04 Set integral to be a default regim 46 // 27-05-04 Set integral to be a default regime (V.Ivanchenko)
47 // 08-11-04 Migration to new interface of Stor 47 // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
48 // 08-04-05 Major optimisation of internal int 48 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
49 // 10-01-06 SetStepLimits -> SetStepFunction ( 49 // 10-01-06 SetStepLimits -> SetStepFunction (V.Ivantchenko)
50 // 10-05-06 Add a possibility to download user 50 // 10-05-06 Add a possibility to download user data (V.Ivantchenko)
51 // 13-05-06 Add data for light ion stopping in 51 // 13-05-06 Add data for light ion stopping in water (V.Ivantchenko)
52 // 14-01-07 use SetEmModel() and SetFluctModel 52 // 14-01-07 use SetEmModel() and SetFluctModel() from G4VEnergyLossProcess (mma)
53 // 16-05-07 Add data for light ion stopping on 53 // 16-05-07 Add data for light ion stopping only for GenericIon (V.Ivantchenko)
54 // 07-11-07 Fill non-ionizing energy loss (V.I 54 // 07-11-07 Fill non-ionizing energy loss (V.Ivantchenko)
55 // 12-09-08 Removed InitialiseMassCharge and C 55 // 12-09-08 Removed InitialiseMassCharge and CorrectionsAlongStep (VI)
56 // 56 //
57 // 57 //
58 // ------------------------------------------- 58 // -------------------------------------------------------------------
59 // 59 //
60 //....oooOO0OOooo........oooOO0OOooo........oo 60 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
61 //....oooOO0OOooo........oooOO0OOooo........oo 61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
62 62
63 #include "G4ionIonisation.hh" 63 #include "G4ionIonisation.hh"
64 #include "G4PhysicalConstants.hh" 64 #include "G4PhysicalConstants.hh"
65 #include "G4SystemOfUnits.hh" 65 #include "G4SystemOfUnits.hh"
66 #include "G4Electron.hh" 66 #include "G4Electron.hh"
67 #include "G4GenericIon.hh" 67 #include "G4GenericIon.hh"
68 #include "G4BraggModel.hh" 68 #include "G4BraggModel.hh"
69 #include "G4BraggIonModel.hh" 69 #include "G4BraggIonModel.hh"
70 #include "G4BetheBlochModel.hh" 70 #include "G4BetheBlochModel.hh"
71 #include "G4LossTableManager.hh" 71 #include "G4LossTableManager.hh"
>> 72 #include "G4WaterStopping.hh"
>> 73 #include "G4EmCorrections.hh"
72 #include "G4EmParameters.hh" 74 #include "G4EmParameters.hh"
73 #include "G4EmStandUtil.hh" 75 #include "G4EmStandUtil.hh"
74 76
75 //....oooOO0OOooo........oooOO0OOooo........oo 77 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
76 78
77 G4ionIonisation::G4ionIonisation(const G4Strin 79 G4ionIonisation::G4ionIonisation(const G4String& name)
78 : G4VEnergyLossProcess(name) << 80 : G4VEnergyLossProcess(name),
>> 81 theParticle(nullptr),
>> 82 isInitialised(false),
>> 83 stopDataActive(false)
79 { 84 {
80 SetLinearLossLimit(0.02); 85 SetLinearLossLimit(0.02);
81 SetProcessSubType(fIonisation); 86 SetProcessSubType(fIonisation);
82 SetSecondaryParticle(G4Electron::Electron()) 87 SetSecondaryParticle(G4Electron::Electron());
>> 88 corr = G4LossTableManager::Instance()->EmCorrections();
83 eth = 2*CLHEP::MeV; 89 eth = 2*CLHEP::MeV;
84 } 90 }
85 91
86 //....oooOO0OOooo........oooOO0OOooo........oo 92 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
87 93
>> 94 G4ionIonisation::~G4ionIonisation() = default;
>> 95
>> 96 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 97
88 G4bool G4ionIonisation::IsApplicable(const G4P 98 G4bool G4ionIonisation::IsApplicable(const G4ParticleDefinition&)
89 { 99 {
90 return true; 100 return true;
91 } 101 }
92 102
93 //....oooOO0OOooo........oooOO0OOooo........oo 103 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
94 104
95 G4double G4ionIonisation::MinPrimaryEnergy(con 105 G4double G4ionIonisation::MinPrimaryEnergy(const G4ParticleDefinition* p,
96 const G4Material*, 106 const G4Material*,
97 G4double cut) 107 G4double cut)
98 { 108 {
99 return p->GetPDGMass()*(std::sqrt(1. + 0.5*c 109 return p->GetPDGMass()*(std::sqrt(1. + 0.5*cut/CLHEP::electron_mass_c2) - 1.0);
100 } 110 }
101 111
102 //....oooOO0OOooo........oooOO0OOooo........oo 112 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
103 113
104 void G4ionIonisation::InitialiseEnergyLossProc 114 void G4ionIonisation::InitialiseEnergyLossProcess(
105 const G4ParticleDefinition* part, 115 const G4ParticleDefinition* part,
106 const G4ParticleDefinition* bpart) 116 const G4ParticleDefinition* bpart)
107 { 117 {
108 const G4ParticleDefinition* ion = G4GenericI 118 const G4ParticleDefinition* ion = G4GenericIon::GenericIon();
109 119
110 if(!isInitialised) { 120 if(!isInitialised) {
111 theParticle = part; 121 theParticle = part;
112 122
113 // define base particle 123 // define base particle
114 const G4ParticleDefinition* theBaseParticl 124 const G4ParticleDefinition* theBaseParticle = nullptr;
115 const G4int pdg = part->GetPDGEncoding(); 125 const G4int pdg = part->GetPDGEncoding();
116 126
117 if(part == bpart) { 127 if(part == bpart) {
118 theBaseParticle = nullptr; 128 theBaseParticle = nullptr;
119 } else if(nullptr != bpart) { 129 } else if(nullptr != bpart) {
120 theBaseParticle = bpart; 130 theBaseParticle = bpart;
121 } else if(part == ion || pdg == 1000020040 131 } else if(part == ion || pdg == 1000020040) {
122 theBaseParticle = nullptr; 132 theBaseParticle = nullptr;
123 } else { 133 } else {
124 theBaseParticle = ion; 134 theBaseParticle = ion;
125 } 135 }
126 SetBaseParticle(theBaseParticle); 136 SetBaseParticle(theBaseParticle);
127 137
128 // model limit defined for protons 138 // model limit defined for protons
129 eth = 2*CLHEP::MeV*part->GetPDGMass()/CLHE 139 eth = 2*CLHEP::MeV*part->GetPDGMass()/CLHEP::proton_mass_c2;
130 140
131 G4EmParameters* param = G4EmParameters::In 141 G4EmParameters* param = G4EmParameters::Instance();
132 G4double emin = param->MinKinEnergy(); 142 G4double emin = param->MinKinEnergy();
133 G4double emax = param->MaxKinEnergy(); 143 G4double emax = param->MaxKinEnergy();
134 144
135 // define model of energy loss fluctuation 145 // define model of energy loss fluctuations
136 if (nullptr == FluctModel()) { 146 if (nullptr == FluctModel()) {
137 SetFluctModel(G4EmStandUtil::ModelOfFluc 147 SetFluctModel(G4EmStandUtil::ModelOfFluctuations(true));
138 } 148 }
139 149
140 if (nullptr == EmModel(0)) { << 150 if (nullptr == EmModel(0)) { SetEmModel(new G4BraggIonModel()); }
141 if (pdg == 1000020040) { <<
142 SetEmModel(new G4BraggIonModel()); <<
143 } else { <<
144 SetEmModel(new G4BraggModel()); <<
145 } <<
146 } <<
147 // to compute ranges correctly we have to 151 // to compute ranges correctly we have to use low-energy
148 // model even if activation limit is high 152 // model even if activation limit is high
149 EmModel(0)->SetLowEnergyLimit(emin); 153 EmModel(0)->SetLowEnergyLimit(emin);
150 154
151 // high energy limit may be eth or DBL_MAX 155 // high energy limit may be eth or DBL_MAX
152 G4double emax1 = (EmModel(0)->HighEnergyLi 156 G4double emax1 = (EmModel(0)->HighEnergyLimit() < emax) ? eth : emax;
153 EmModel(0)->SetHighEnergyLimit(emax1); 157 EmModel(0)->SetHighEnergyLimit(emax1);
154 AddEmModel(1, EmModel(0), FluctModel()); 158 AddEmModel(1, EmModel(0), FluctModel());
155 159
156 // second model is used if the first does 160 // second model is used if the first does not cover energy range
157 if(emax1 < emax) { 161 if(emax1 < emax) {
158 if (nullptr == EmModel(1)) { SetEmModel( 162 if (nullptr == EmModel(1)) { SetEmModel(new G4BetheBlochModel()); }
159 EmModel(1)->SetLowEnergyLimit(emax1); 163 EmModel(1)->SetLowEnergyLimit(emax1);
160 164
161 // for extremely heavy particles upper l 165 // for extremely heavy particles upper limit of the model
162 // should be increased 166 // should be increased
163 emax = std::max(emax, eth*10); 167 emax = std::max(emax, eth*10);
164 EmModel(1)->SetHighEnergyLimit(emax); 168 EmModel(1)->SetHighEnergyLimit(emax);
165 AddEmModel(2, EmModel(1), FluctModel()); 169 AddEmModel(2, EmModel(1), FluctModel());
>> 170
>> 171 // Add ion stoping tables for Generic Ion if the default
>> 172 // model is used (with eth ~= 2 MeV)
>> 173 if(part == ion && (EmModel(1)->GetName() == "BetheBloch" ||
>> 174 EmModel(1)->GetName() == "BetheBlochGasIon")) {
>> 175 stopDataActive = true;
>> 176 G4WaterStopping ws(corr, true);
>> 177 corr->SetIonisationModels(EmModel(0), EmModel(1));
>> 178 }
166 } 179 }
167 isInitialised = true; 180 isInitialised = true;
168 } 181 }
>> 182 // reinitialisation of corrections for the new run
>> 183 if(part == ion) { corr->InitialiseForNewRun(); }
>> 184 }
>> 185
>> 186 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 187
>> 188 void G4ionIonisation::StreamProcessInfo(std::ostream& out) const
>> 189 {
>> 190 if (stopDataActive && G4GenericIon::GenericIon() == theParticle) {
>> 191 out << " Stopping Power data for "
>> 192 << corr->GetNumberOfStoppingVectors()
>> 193 << " ion/material pairs" << G4endl;
>> 194 }
>> 195 }
>> 196
>> 197 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 198
>> 199 void G4ionIonisation::AddStoppingData(G4int Z, G4int A,
>> 200 const G4String& mname,
>> 201 G4PhysicsVector* dVector)
>> 202 {
>> 203 corr->AddStoppingData(Z, A, mname, dVector);
169 } 204 }
170 205
171 //....oooOO0OOooo........oooOO0OOooo........oo 206 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
172 207
173 void G4ionIonisation::ProcessDescription(std:: 208 void G4ionIonisation::ProcessDescription(std::ostream& out) const
174 { 209 {
175 out << " Ion ionisation"; 210 out << " Ion ionisation";
176 G4VEnergyLossProcess::ProcessDescription(out 211 G4VEnergyLossProcess::ProcessDescription(out);
177 } 212 }
178 213
179 //....oooOO0OOooo........oooOO0OOooo........oo 214 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
180 215