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>> 26 // $Id: G4ionIonisation.cc 96934 2016-05-18 09:10:41Z gcosmo $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 Class file 30 // GEANT4 Class file
30 // 31 //
31 // 32 //
32 // File name: G4ionIonisation 33 // File name: G4ionIonisation
33 // 34 //
34 // Author: Vladimir Ivanchenko 35 // Author: Vladimir Ivanchenko
35 // 36 //
36 // Creation date: 07.05.2002 37 // Creation date: 07.05.2002
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 40 //
40 // 23-12-02 Change interface in order to move 41 // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko)
41 // 26-12-02 Secondary production moved to deri 42 // 26-12-02 Secondary production moved to derived classes (V.Ivanchenko)
42 // 13-02-03 SubCutoff regime is assigned to a 43 // 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko)
43 // 18-04-03 Use IonFluctuations (V.Ivanchenko) 44 // 18-04-03 Use IonFluctuations (V.Ivanchenko)
44 // 03-08-03 Add effective charge (V.Ivanchenko 45 // 03-08-03 Add effective charge (V.Ivanchenko)
45 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossPro 46 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko)
46 // 27-05-04 Set integral to be a default regim 47 // 27-05-04 Set integral to be a default regime (V.Ivanchenko)
47 // 08-11-04 Migration to new interface of Stor 48 // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
48 // 08-04-05 Major optimisation of internal int 49 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
49 // 10-01-06 SetStepLimits -> SetStepFunction ( 50 // 10-01-06 SetStepLimits -> SetStepFunction (V.Ivantchenko)
50 // 10-05-06 Add a possibility to download user 51 // 10-05-06 Add a possibility to download user data (V.Ivantchenko)
51 // 13-05-06 Add data for light ion stopping in 52 // 13-05-06 Add data for light ion stopping in water (V.Ivantchenko)
52 // 14-01-07 use SetEmModel() and SetFluctModel 53 // 14-01-07 use SetEmModel() and SetFluctModel() from G4VEnergyLossProcess (mma)
53 // 16-05-07 Add data for light ion stopping on 54 // 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 55 // 07-11-07 Fill non-ionizing energy loss (V.Ivantchenko)
55 // 12-09-08 Removed InitialiseMassCharge and C 56 // 12-09-08 Removed InitialiseMassCharge and CorrectionsAlongStep (VI)
56 // 57 //
57 // 58 //
58 // ------------------------------------------- 59 // -------------------------------------------------------------------
59 // 60 //
60 //....oooOO0OOooo........oooOO0OOooo........oo 61 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
61 //....oooOO0OOooo........oooOO0OOooo........oo 62 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
62 63
63 #include "G4ionIonisation.hh" 64 #include "G4ionIonisation.hh"
64 #include "G4PhysicalConstants.hh" 65 #include "G4PhysicalConstants.hh"
65 #include "G4SystemOfUnits.hh" 66 #include "G4SystemOfUnits.hh"
66 #include "G4Electron.hh" 67 #include "G4Electron.hh"
>> 68 #include "G4Proton.hh"
67 #include "G4GenericIon.hh" 69 #include "G4GenericIon.hh"
68 #include "G4BraggModel.hh" 70 #include "G4BraggModel.hh"
69 #include "G4BraggIonModel.hh" 71 #include "G4BraggIonModel.hh"
70 #include "G4BetheBlochModel.hh" 72 #include "G4BetheBlochModel.hh"
>> 73 #include "G4UnitsTable.hh"
71 #include "G4LossTableManager.hh" 74 #include "G4LossTableManager.hh"
>> 75 #include "G4WaterStopping.hh"
>> 76 #include "G4EmCorrections.hh"
>> 77 #include "G4IonFluctuations.hh"
72 #include "G4EmParameters.hh" 78 #include "G4EmParameters.hh"
73 #include "G4EmStandUtil.hh" <<
74 79
75 //....oooOO0OOooo........oooOO0OOooo........oo 80 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
76 81
>> 82 using namespace std;
>> 83
77 G4ionIonisation::G4ionIonisation(const G4Strin 84 G4ionIonisation::G4ionIonisation(const G4String& name)
78 : G4VEnergyLossProcess(name) << 85 : G4VEnergyLossProcess(name),
>> 86 theParticle(nullptr),
>> 87 isInitialised(false),
>> 88 stopDataActive(false)
79 { 89 {
80 SetLinearLossLimit(0.02); 90 SetLinearLossLimit(0.02);
81 SetProcessSubType(fIonisation); 91 SetProcessSubType(fIonisation);
82 SetSecondaryParticle(G4Electron::Electron()) 92 SetSecondaryParticle(G4Electron::Electron());
83 eth = 2*CLHEP::MeV; << 93 corr = G4LossTableManager::Instance()->EmCorrections();
>> 94 eth = 2*MeV;
84 } 95 }
85 96
86 //....oooOO0OOooo........oooOO0OOooo........oo 97 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
87 98
88 G4bool G4ionIonisation::IsApplicable(const G4P << 99 G4ionIonisation::~G4ionIonisation()
>> 100 {}
>> 101
>> 102 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 103
>> 104 G4bool G4ionIonisation::IsApplicable(const G4ParticleDefinition& p)
89 { 105 {
90 return true; << 106 return (p.GetPDGCharge() != 0.0 && !p.IsShortLived() &&
>> 107 p.GetParticleType() == "nucleus");
91 } 108 }
92 109
93 //....oooOO0OOooo........oooOO0OOooo........oo 110 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
94 111
95 G4double G4ionIonisation::MinPrimaryEnergy(con 112 G4double G4ionIonisation::MinPrimaryEnergy(const G4ParticleDefinition* p,
96 const G4Material*, 113 const G4Material*,
97 G4double cut) 114 G4double cut)
98 { 115 {
99 return p->GetPDGMass()*(std::sqrt(1. + 0.5*c << 116 return
>> 117 p->GetPDGMass()*(std::sqrt(1. + 0.5*cut/CLHEP::electron_mass_c2) - 1.0);
100 } 118 }
101 119
102 //....oooOO0OOooo........oooOO0OOooo........oo 120 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
103 121
104 void G4ionIonisation::InitialiseEnergyLossProc 122 void G4ionIonisation::InitialiseEnergyLossProcess(
105 const G4ParticleDefinition* part, 123 const G4ParticleDefinition* part,
106 const G4ParticleDefinition* bpart) 124 const G4ParticleDefinition* bpart)
107 { 125 {
108 const G4ParticleDefinition* ion = G4GenericI 126 const G4ParticleDefinition* ion = G4GenericIon::GenericIon();
109 127
110 if(!isInitialised) { 128 if(!isInitialised) {
>> 129
111 theParticle = part; 130 theParticle = part;
112 131
113 // define base particle 132 // define base particle
114 const G4ParticleDefinition* theBaseParticl 133 const G4ParticleDefinition* theBaseParticle = nullptr;
115 const G4int pdg = part->GetPDGEncoding(); <<
116 134
117 if(part == bpart) { << 135 if(part == ion) { theBaseParticle = nullptr; }
118 theBaseParticle = nullptr; << 136 else if(bpart == nullptr) { theBaseParticle = ion; }
119 } else if(nullptr != bpart) { << 137 else { theBaseParticle = bpart; }
120 theBaseParticle = bpart; << 138
121 } else if(part == ion || pdg == 1000020040 <<
122 theBaseParticle = nullptr; <<
123 } else { <<
124 theBaseParticle = ion; <<
125 } <<
126 SetBaseParticle(theBaseParticle); 139 SetBaseParticle(theBaseParticle);
127 140
128 // model limit defined for protons << 141 if (!EmModel(1)) { SetEmModel(new G4BraggIonModel(), 1); }
129 eth = 2*CLHEP::MeV*part->GetPDGMass()/CLHE <<
130 142
131 G4EmParameters* param = G4EmParameters::In 143 G4EmParameters* param = G4EmParameters::Instance();
132 G4double emin = param->MinKinEnergy(); << 144 EmModel(1)->SetLowEnergyLimit(param->MinKinEnergy());
133 G4double emax = param->MaxKinEnergy(); <<
134 145
135 // define model of energy loss fluctuation << 146 // model limit defined for protons
136 if (nullptr == FluctModel()) { << 147 eth = (EmModel(1)->HighEnergyLimit())*part->GetPDGMass()/proton_mass_c2;
137 SetFluctModel(G4EmStandUtil::ModelOfFluc << 148 EmModel(1)->SetHighEnergyLimit(eth);
138 } <<
139 149
140 if (nullptr == EmModel(0)) { << 150 if (!FluctModel()) { SetFluctModel(new G4IonFluctuations()); }
141 if (pdg == 1000020040) { << 151 AddEmModel(1, EmModel(1), FluctModel());
142 SetEmModel(new G4BraggIonModel()); << 152
143 } else { << 153 G4double emax = param->MaxKinEnergy();
144 SetEmModel(new G4BraggModel()); << 154 if(eth < emax) {
>> 155 if (!EmModel(2)) { SetEmModel(new G4BetheBlochModel(),2); }
>> 156 EmModel(2)->SetLowEnergyLimit(eth);
>> 157 EmModel(2)->SetHighEnergyLimit(emax);
>> 158 AddEmModel(2, EmModel(2), FluctModel());
>> 159
>> 160 // Add ion stoping tables for Generic Ion if the default
>> 161 // model is used (with eth ~= 2 MeV)
>> 162 if(part == ion) {
>> 163 stopDataActive = true;
>> 164 G4WaterStopping ws(corr);
>> 165 corr->SetIonisationModels(EmModel(1),EmModel(2));
145 } 166 }
146 } 167 }
147 // to compute ranges correctly we have to <<
148 // model even if activation limit is high <<
149 EmModel(0)->SetLowEnergyLimit(emin); <<
150 <<
151 // high energy limit may be eth or DBL_MAX <<
152 G4double emax1 = (EmModel(0)->HighEnergyLi <<
153 EmModel(0)->SetHighEnergyLimit(emax1); <<
154 AddEmModel(1, EmModel(0), FluctModel()); <<
155 <<
156 // second model is used if the first does <<
157 if(emax1 < emax) { <<
158 if (nullptr == EmModel(1)) { SetEmModel( <<
159 EmModel(1)->SetLowEnergyLimit(emax1); <<
160 <<
161 // for extremely heavy particles upper l <<
162 // should be increased <<
163 emax = std::max(emax, eth*10); <<
164 EmModel(1)->SetHighEnergyLimit(emax); <<
165 AddEmModel(2, EmModel(1), FluctModel()); <<
166 } <<
167 isInitialised = true; 168 isInitialised = true;
168 } 169 }
>> 170 // reinitialisation of corrections for the new run
>> 171 if(part == ion) { corr->InitialiseForNewRun(); }
>> 172 }
>> 173
>> 174 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 175
>> 176 void G4ionIonisation::PrintInfo()
>> 177 {
>> 178 if (stopDataActive && G4GenericIon::GenericIon() == theParticle) {
>> 179 G4cout << " Stopping Power data for "
>> 180 << corr->GetNumberOfStoppingVectors()
>> 181 << " ion/material pairs "
>> 182 << G4endl;
>> 183 }
169 } 184 }
170 185
171 //....oooOO0OOooo........oooOO0OOooo........oo 186 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
172 187
173 void G4ionIonisation::ProcessDescription(std:: << 188 void G4ionIonisation::AddStoppingData(G4int Z, G4int A,
>> 189 const G4String& mname,
>> 190 G4PhysicsVector* dVector)
174 { 191 {
175 out << " Ion ionisation"; << 192 corr->AddStoppingData(Z, A, mname, dVector);
176 G4VEnergyLossProcess::ProcessDescription(out <<
177 } 193 }
178 194
179 //....oooOO0OOooo........oooOO0OOooo........oo << 195 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
180 196