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25 // 22 //
>> 23 // $Id: G4ionIonisation.cc,v 1.33 2005/04/08 12:39:58 vnivanch Exp $
>> 24 // GEANT4 tag $Name: geant4-07-01 $
26 // 25 //
27 // ------------------------------------------- 26 // -------------------------------------------------------------------
28 // 27 //
29 // GEANT4 Class file 28 // GEANT4 Class file
30 // 29 //
31 // 30 //
32 // File name: G4ionIonisation 31 // File name: G4ionIonisation
33 // 32 //
34 // Author: Vladimir Ivanchenko 33 // Author: Vladimir Ivanchenko
35 // 34 //
36 // Creation date: 07.05.2002 35 // Creation date: 07.05.2002
37 // 36 //
38 // Modifications: 37 // Modifications:
39 // 38 //
40 // 23-12-02 Change interface in order to move 39 // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko)
41 // 26-12-02 Secondary production moved to deri 40 // 26-12-02 Secondary production moved to derived classes (V.Ivanchenko)
42 // 13-02-03 SubCutoff regime is assigned to a 41 // 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko)
43 // 18-04-03 Use IonFluctuations (V.Ivanchenko) 42 // 18-04-03 Use IonFluctuations (V.Ivanchenko)
44 // 03-08-03 Add effective charge (V.Ivanchenko 43 // 03-08-03 Add effective charge (V.Ivanchenko)
45 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossPro 44 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko)
46 // 27-05-04 Set integral to be a default regim 45 // 27-05-04 Set integral to be a default regime (V.Ivanchenko)
47 // 08-11-04 Migration to new interface of Stor 46 // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
48 // 08-04-05 Major optimisation of internal int 47 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
49 // 10-01-06 SetStepLimits -> SetStepFunction ( <<
50 // 10-05-06 Add a possibility to download user <<
51 // 13-05-06 Add data for light ion stopping in <<
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 // 48 //
57 // 49 //
58 // ------------------------------------------- 50 // -------------------------------------------------------------------
59 // 51 //
60 //....oooOO0OOooo........oooOO0OOooo........oo 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
61 //....oooOO0OOooo........oooOO0OOooo........oo 53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
62 54
63 #include "G4ionIonisation.hh" 55 #include "G4ionIonisation.hh"
64 #include "G4PhysicalConstants.hh" <<
65 #include "G4SystemOfUnits.hh" <<
66 #include "G4Electron.hh" 56 #include "G4Electron.hh"
>> 57 #include "G4Proton.hh"
67 #include "G4GenericIon.hh" 58 #include "G4GenericIon.hh"
68 #include "G4BraggModel.hh" 59 #include "G4BraggModel.hh"
69 #include "G4BraggIonModel.hh" 60 #include "G4BraggIonModel.hh"
70 #include "G4BetheBlochModel.hh" 61 #include "G4BetheBlochModel.hh"
>> 62 #include "G4IonFluctuations.hh"
>> 63 #include "G4UniversalFluctuation.hh"
>> 64 #include "G4UnitsTable.hh"
71 #include "G4LossTableManager.hh" 65 #include "G4LossTableManager.hh"
72 #include "G4EmParameters.hh" <<
73 #include "G4EmStandUtil.hh" <<
74 66
75 //....oooOO0OOooo........oooOO0OOooo........oo 67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
76 68
>> 69 using namespace std;
>> 70
77 G4ionIonisation::G4ionIonisation(const G4Strin 71 G4ionIonisation::G4ionIonisation(const G4String& name)
78 : G4VEnergyLossProcess(name) << 72 : G4VEnergyLossProcess(name),
>> 73 theParticle(0),
>> 74 theBaseParticle(0),
>> 75 isInitialised(false)
79 { 76 {
80 SetLinearLossLimit(0.02); << 77 SetDEDXBinning(120);
81 SetProcessSubType(fIonisation); << 78 SetLambdaBinning(120);
82 SetSecondaryParticle(G4Electron::Electron()) << 79 SetMinKinEnergy(0.1*keV);
83 eth = 2*CLHEP::MeV; << 80 SetMaxKinEnergy(100.0*TeV);
>> 81 SetVerboseLevel(0);
>> 82 corr = G4LossTableManager::Instance()->EmCorrections();
84 } 83 }
85 84
86 //....oooOO0OOooo........oooOO0OOooo........oo 85 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
87 86
88 G4bool G4ionIonisation::IsApplicable(const G4P << 87 G4ionIonisation::~G4ionIonisation()
89 { << 88 {}
90 return true; <<
91 } <<
92 89
93 //....oooOO0OOooo........oooOO0OOooo........oo 90 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
94 91
95 G4double G4ionIonisation::MinPrimaryEnergy(con << 92 void G4ionIonisation::InitialiseEnergyLossProcess(const G4ParticleDefinition* part,
96 const G4Material*, << 93 const G4ParticleDefinition* bpart)
97 G4double cut) <<
98 { 94 {
99 return p->GetPDGMass()*(std::sqrt(1. + 0.5*c << 95 if(isInitialised) return;
100 } <<
101 96
102 //....oooOO0OOooo........oooOO0OOooo........oo << 97 theParticle = part;
103 98
104 void G4ionIonisation::InitialiseEnergyLossProc << 99 if(part == bpart || part == G4GenericIon::GenericIon()) theBaseParticle = 0;
105 const G4ParticleDefinition* part, << 100 else if(bpart == 0) theBaseParticle = G4GenericIon::GenericIon();
106 const G4ParticleDefinition* bpart) << 101 else theBaseParticle = bpart;
107 { << 102
108 const G4ParticleDefinition* ion = G4GenericI << 103 SetBaseParticle(theBaseParticle);
>> 104 SetSecondaryParticle(G4Electron::Electron());
>> 105
>> 106 if(theBaseParticle) baseMass = theBaseParticle->GetPDGMass();
>> 107 else baseMass = theParticle->GetPDGMass();
>> 108
>> 109 flucModel = new G4IonFluctuations();
>> 110
>> 111 eth = 2.0*MeV;
109 112
110 if(!isInitialised) { << 113 G4VEmModel* em = new G4BraggIonModel();
111 theParticle = part; << 114 em->SetLowEnergyLimit(0.1*keV);
>> 115 em->SetHighEnergyLimit(eth);
>> 116 AddEmModel(1, em, flucModel);
>> 117 G4VEmModel* em1 = new G4BetheBlochModel();
>> 118 em1->SetLowEnergyLimit(eth);
>> 119 em1->SetHighEnergyLimit(100.0*TeV);
>> 120 AddEmModel(2, em1, flucModel);
112 121
113 // define base particle << 122 SetLinearLossLimit(0.15);
114 const G4ParticleDefinition* theBaseParticl << 123 SetStepLimits(0.1, 0.1*mm);
115 const G4int pdg = part->GetPDGEncoding(); << 124
116 << 125 isInitialised = true;
117 if(part == bpart) { <<
118 theBaseParticle = nullptr; <<
119 } else if(nullptr != bpart) { <<
120 theBaseParticle = bpart; <<
121 } else if(part == ion || pdg == 1000020040 <<
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 } 126 }
170 127
171 //....oooOO0OOooo........oooOO0OOooo........oo 128 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
172 129
173 void G4ionIonisation::ProcessDescription(std:: << 130 void G4ionIonisation::PrintInfo()
174 { 131 {
175 out << " Ion ionisation"; << 132 G4cout << " Scaling relation is used to proton dE/dx and range"
176 G4VEnergyLossProcess::ProcessDescription(out << 133 << G4endl
>> 134 << " Bether-Bloch model for Escaled > " << eth << " MeV, ICRU49 "
>> 135 << "parametrisation for alpha particles below."
>> 136 << G4endl;
177 } 137 }
178 138
179 //....oooOO0OOooo........oooOO0OOooo........oo << 139 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 140
>> 141
180 142