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25 // 25 //
>> 26 // $Id: G4ionIonisation.cc,v 1.37 2006/06/29 19:54:05 gunter Exp $
>> 27 // GEANT4 tag $Name: geant4-08-02 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class file 31 // GEANT4 Class file
30 // 32 //
31 // 33 //
32 // File name: G4ionIonisation 34 // File name: G4ionIonisation
33 // 35 //
34 // Author: Vladimir Ivanchenko 36 // Author: Vladimir Ivanchenko
35 // 37 //
36 // Creation date: 07.05.2002 38 // Creation date: 07.05.2002
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 41 //
40 // 23-12-02 Change interface in order to move 42 // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko)
41 // 26-12-02 Secondary production moved to deri 43 // 26-12-02 Secondary production moved to derived classes (V.Ivanchenko)
42 // 13-02-03 SubCutoff regime is assigned to a 44 // 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko)
43 // 18-04-03 Use IonFluctuations (V.Ivanchenko) 45 // 18-04-03 Use IonFluctuations (V.Ivanchenko)
44 // 03-08-03 Add effective charge (V.Ivanchenko 46 // 03-08-03 Add effective charge (V.Ivanchenko)
45 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossPro 47 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko)
46 // 27-05-04 Set integral to be a default regim 48 // 27-05-04 Set integral to be a default regime (V.Ivanchenko)
47 // 08-11-04 Migration to new interface of Stor 49 // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
48 // 08-04-05 Major optimisation of internal int 50 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
49 // 10-01-06 SetStepLimits -> SetStepFunction ( 51 // 10-01-06 SetStepLimits -> SetStepFunction (V.Ivantchenko)
50 // 10-05-06 Add a possibility to download user 52 // 10-05-06 Add a possibility to download user data (V.Ivantchenko)
51 // 13-05-06 Add data for light ion stopping in 53 // 13-05-06 Add data for light ion stopping in water (V.Ivantchenko)
52 // 14-01-07 use SetEmModel() and SetFluctModel <<
53 // 16-05-07 Add data for light ion stopping on <<
54 // 07-11-07 Fill non-ionizing energy loss (V.I <<
55 // 12-09-08 Removed InitialiseMassCharge and C <<
56 // 54 //
57 // 55 //
58 // ------------------------------------------- 56 // -------------------------------------------------------------------
59 // 57 //
60 //....oooOO0OOooo........oooOO0OOooo........oo 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
61 //....oooOO0OOooo........oooOO0OOooo........oo 59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
62 60
63 #include "G4ionIonisation.hh" 61 #include "G4ionIonisation.hh"
64 #include "G4PhysicalConstants.hh" <<
65 #include "G4SystemOfUnits.hh" <<
66 #include "G4Electron.hh" 62 #include "G4Electron.hh"
>> 63 #include "G4Proton.hh"
67 #include "G4GenericIon.hh" 64 #include "G4GenericIon.hh"
68 #include "G4BraggModel.hh" 65 #include "G4BraggModel.hh"
69 #include "G4BraggIonModel.hh" 66 #include "G4BraggIonModel.hh"
70 #include "G4BetheBlochModel.hh" 67 #include "G4BetheBlochModel.hh"
>> 68 #include "G4IonFluctuations.hh"
>> 69 #include "G4UniversalFluctuation.hh"
>> 70 #include "G4UnitsTable.hh"
71 #include "G4LossTableManager.hh" 71 #include "G4LossTableManager.hh"
72 #include "G4EmParameters.hh" << 72 #include "G4WaterStopping.hh"
73 #include "G4EmStandUtil.hh" <<
74 73
75 //....oooOO0OOooo........oooOO0OOooo........oo 74 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
76 75
>> 76 using namespace std;
>> 77
77 G4ionIonisation::G4ionIonisation(const G4Strin 78 G4ionIonisation::G4ionIonisation(const G4String& name)
78 : G4VEnergyLossProcess(name) << 79 : G4VEnergyLossProcess(name),
>> 80 theParticle(0),
>> 81 theBaseParticle(0),
>> 82 isInitialised(false),
>> 83 stopDataActive(true)
79 { 84 {
80 SetLinearLossLimit(0.02); << 85 SetDEDXBinning(120);
81 SetProcessSubType(fIonisation); << 86 SetLambdaBinning(120);
82 SetSecondaryParticle(G4Electron::Electron()) << 87 SetMinKinEnergy(0.1*keV);
83 eth = 2*CLHEP::MeV; << 88 SetMaxKinEnergy(100.0*TeV);
>> 89 SetLinearLossLimit(0.15);
>> 90 SetStepFunction(0.1, 0.1*mm);
>> 91 SetIntegral(true);
>> 92 SetVerboseLevel(1);
>> 93 corr = G4LossTableManager::Instance()->EmCorrections();
84 } 94 }
85 95
86 //....oooOO0OOooo........oooOO0OOooo........oo 96 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
87 97
88 G4bool G4ionIonisation::IsApplicable(const G4P << 98 G4ionIonisation::~G4ionIonisation()
89 { << 99 {}
90 return true; <<
91 } <<
92 100
93 //....oooOO0OOooo........oooOO0OOooo........oo 101 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
94 102
95 G4double G4ionIonisation::MinPrimaryEnergy(con << 103 void G4ionIonisation::InitialiseEnergyLossProcess(
96 const G4Material*, << 104 const G4ParticleDefinition* part,
97 G4double cut) << 105 const G4ParticleDefinition* bpart)
98 { 106 {
99 return p->GetPDGMass()*(std::sqrt(1. + 0.5*c << 107 if(isInitialised) return;
>> 108
>> 109 theParticle = part;
>> 110
>> 111 if(part == bpart || part == G4GenericIon::GenericIon()) theBaseParticle = 0;
>> 112 else if(bpart == 0) theBaseParticle = G4GenericIon::GenericIon();
>> 113 else theBaseParticle = bpart;
>> 114
>> 115 SetBaseParticle(theBaseParticle);
>> 116 SetSecondaryParticle(G4Electron::Electron());
>> 117
>> 118 if(theBaseParticle) baseMass = theBaseParticle->GetPDGMass();
>> 119 else baseMass = theParticle->GetPDGMass();
>> 120
>> 121 flucModel = new G4IonFluctuations();
>> 122
>> 123 eth = 2.0*MeV;
>> 124
>> 125 G4BraggIonModel* theBraggModel = new G4BraggIonModel();
>> 126 theBraggModel->SetLowEnergyLimit(0.1*keV);
>> 127 theBraggModel->SetHighEnergyLimit(eth);
>> 128 AddEmModel(1, theBraggModel, flucModel);
>> 129 G4VEmModel* em1 = new G4BetheBlochModel();
>> 130 em1->SetLowEnergyLimit(eth);
>> 131 em1->SetHighEnergyLimit(100.0*TeV);
>> 132 AddEmModel(2, em1, flucModel);
>> 133
>> 134 effCharge = corr->GetIonEffectiveCharge(theBraggModel);
>> 135 G4WaterStopping ws(corr);
>> 136
>> 137 isInitialised = true;
100 } 138 }
101 139
102 //....oooOO0OOooo........oooOO0OOooo........oo 140 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
103 141
104 void G4ionIonisation::InitialiseEnergyLossProc << 142 void G4ionIonisation::PrintInfo()
105 const G4ParticleDefinition* part, <<
106 const G4ParticleDefinition* bpart) <<
107 { 143 {
108 const G4ParticleDefinition* ion = G4GenericI << 144 G4cout << " Scaling relation is used to proton dE/dx and range"
>> 145 << G4endl
>> 146 << " Bether-Bloch model for Escaled > " << eth << " MeV, ICRU49 "
>> 147 << "parametrisation for alpha particles below.";
>> 148 if(stopDataActive)
>> 149 G4cout << G4endl << " Stopping Power data for " << corr->GetNumberOfStoppingVectors()
>> 150 << " ion/material pairs are used.";
>> 151 G4cout << G4endl;
>> 152 }
109 153
110 if(!isInitialised) { << 154 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
111 theParticle = part; <<
112 155
113 // define base particle << 156 G4double G4ionIonisation::GetMeanFreePath(const G4Track& track,
114 const G4ParticleDefinition* theBaseParticl << 157 G4double,
115 const G4int pdg = part->GetPDGEncoding(); << 158 G4ForceCondition* cond)
116 << 159 {
117 if(part == bpart) { << 160 DefineMassCharge(track.GetDefinition(),
118 theBaseParticle = nullptr; << 161 track.GetMaterial(),
119 } else if(nullptr != bpart) { << 162 track.GetDynamicParticle()->GetMass(),
120 theBaseParticle = bpart; << 163 track.GetKineticEnergy());
121 } else if(part == ion || pdg == 1000020040 << 164 return G4VEnergyLossProcess::GetMeanFreePath(track, 0.0, cond);
122 theBaseParticle = nullptr; <<
123 } else { <<
124 theBaseParticle = ion; <<
125 } <<
126 SetBaseParticle(theBaseParticle); <<
127 <<
128 // model limit defined for protons <<
129 eth = 2*CLHEP::MeV*part->GetPDGMass()/CLHE <<
130 <<
131 G4EmParameters* param = G4EmParameters::In <<
132 G4double emin = param->MinKinEnergy(); <<
133 G4double emax = param->MaxKinEnergy(); <<
134 <<
135 // define model of energy loss fluctuation <<
136 if (nullptr == FluctModel()) { <<
137 SetFluctModel(G4EmStandUtil::ModelOfFluc <<
138 } <<
139 <<
140 if (nullptr == EmModel(0)) { <<
141 if (pdg == 1000020040) { <<
142 SetEmModel(new G4BraggIonModel()); <<
143 } else { <<
144 SetEmModel(new G4BraggModel()); <<
145 } <<
146 } <<
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 } <<
169 } 165 }
170 166
171 //....oooOO0OOooo........oooOO0OOooo........oo 167 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
172 168
173 void G4ionIonisation::ProcessDescription(std:: << 169 void G4ionIonisation::AddStoppingData(G4int Z, G4int A,
>> 170 const G4String& mname,
>> 171 G4PhysicsVector& dVector)
174 { 172 {
175 out << " Ion ionisation"; << 173 corr->AddStoppingData(Z, A, mname, dVector);
176 G4VEnergyLossProcess::ProcessDescription(out <<
177 } 174 }
178 175
179 //....oooOO0OOooo........oooOO0OOooo........oo << 176 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
180 177