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25 // 22 //
>> 23 // $Id: G4BraggModel.hh,v 1.1 2004/12/01 17:36:04 vnivanch Exp $
>> 24 // GEANT4 tag $Name: geant4-07-00-patch-01 $
26 // 25 //
27 // ------------------------------------------- 26 // -------------------------------------------------------------------
28 // 27 //
29 // GEANT4 Class header file 28 // GEANT4 Class header file
30 // 29 //
31 // 30 //
32 // File name: G4BraggModel 31 // File name: G4BraggModel
33 // 32 //
34 // Author: Vladimir Ivanchenko 33 // Author: Vladimir Ivanchenko
35 // 34 //
36 // Creation date: 03.01.2002 35 // Creation date: 03.01.2002
37 // 36 //
38 // Modifications: 37 // Modifications:
39 // 23-12-02 V.Ivanchenko change interface in o 38 // 23-12-02 V.Ivanchenko change interface in order to moveto cut per region
40 // 24-01-03 Make models region aware (V.Ivanch 39 // 24-01-03 Make models region aware (V.Ivanchenko)
41 // 13-02-03 Add name (V.Ivanchenko) 40 // 13-02-03 Add name (V.Ivanchenko)
42 // 12-11-03 Fix for GenericIons (V.Ivanchenko) 41 // 12-11-03 Fix for GenericIons (V.Ivanchenko)
43 // 11-04-05 Major optimisation of internal int << 42 //
44 // 15-02-06 ComputeCrossSectionPerElectron, Co <<
45 // 25-04-06 Added stopping data from PSTAR (V. <<
46 // 12-08-08 Added methods GetParticleCharge, G <<
47 // CorrectionsAlongStep needed for io <<
48 <<
49 // 43 //
50 // Class Description: 44 // Class Description:
51 // 45 //
52 // Implementation of energy loss and delta-ele 46 // Implementation of energy loss and delta-electron production
53 // by heavy slow charged particles using ICRU' << 47 // by heavy slow charged particles using eveluated data
54 // for protons <<
55 48
56 // ------------------------------------------- 49 // -------------------------------------------------------------------
57 // 50 //
58 51
59 #ifndef G4BraggModel_h 52 #ifndef G4BraggModel_h
60 #define G4BraggModel_h 1 53 #define G4BraggModel_h 1
61 54
62 #include "G4VEmModel.hh" 55 #include "G4VEmModel.hh"
63 #include "G4PSTARStopping.hh" <<
64 <<
65 class G4ParticleChangeForLoss; <<
66 class G4EmCorrections; <<
67 class G4ICRU90StoppingData; <<
68 class G4PSTARStopping; <<
69 56
70 class G4BraggModel : public G4VEmModel 57 class G4BraggModel : public G4VEmModel
71 { 58 {
72 59
73 public: 60 public:
74 61
75 explicit G4BraggModel(const G4ParticleDefini << 62 G4BraggModel(const G4ParticleDefinition* p = 0, const G4String& nam = "Bragg");
76 const G4String& nam = "Bragg"); << 63
>> 64 virtual ~G4BraggModel();
>> 65
>> 66 void Initialise(const G4ParticleDefinition*, const G4DataVector&);
>> 67
>> 68 G4double HighEnergyLimit(const G4ParticleDefinition*);
77 69
78 ~G4BraggModel() override; << 70 G4double LowEnergyLimit(const G4ParticleDefinition*);
79 71
80 void Initialise(const G4ParticleDefinition*, << 72 void SetHighEnergyLimit(G4double e) {highKinEnergy = e;};
>> 73
>> 74 void SetLowEnergyLimit(G4double e) {lowKinEnergy = e;};
81 75
82 G4double MinEnergyCut(const G4ParticleDefini 76 G4double MinEnergyCut(const G4ParticleDefinition*,
83 const G4MaterialCutsCouple* couple) over << 77 const G4MaterialCutsCouple*);
84 78
85 G4double ComputeCrossSectionPerElectron( << 79 G4bool IsInCharge(const G4ParticleDefinition*);
86 const G4ParticleDefinition*, <<
87 G4double kineticEnergy, <<
88 G4double cutEnergy, <<
89 G4double maxEnergy); <<
90 <<
91 G4double ComputeCrossSectionPerAtom( <<
92 const G4ParticleDefinition*, <<
93 G4double kineticEnergy, <<
94 G4double Z, G4double A, <<
95 G4double cutEnergy, <<
96 G4double maxEnergy) override; <<
97 <<
98 G4double CrossSectionPerVolume(const G4Mater <<
99 const G4ParticleDefinition*, <<
100 G4double kineticEnergy, <<
101 G4double cutEnergy, <<
102 G4double maxEnergy) override; <<
103 <<
104 G4double ComputeDEDXPerVolume(const G4Materi <<
105 const G4ParticleDefinition*, <<
106 G4double kineticEnergy, <<
107 G4double cutEnergy) override; <<
108 <<
109 void SampleSecondaries(std::vector<G4Dynamic <<
110 const G4MaterialCutsCouple*, <<
111 const G4DynamicParticle*, <<
112 G4double tmin, <<
113 G4double maxEnergy) override; <<
114 <<
115 // Compute ion charge <<
116 G4double GetChargeSquareRatio(const G4Partic <<
117 const G4Material*, <<
118 G4double kineticEnergy) override; <<
119 <<
120 G4double GetParticleCharge(const G4ParticleD <<
121 const G4Material* mat, <<
122 G4double kineticEnergy) override; <<
123 80
124 // hide assignment operator << 81 G4double ComputeDEDX(const G4MaterialCutsCouple*,
125 G4BraggModel & operator=(const G4BraggModel << 82 const G4ParticleDefinition*,
126 G4BraggModel(const G4BraggModel&) = delete; << 83 G4double kineticEnergy,
>> 84 G4double cutEnergy);
>> 85
>> 86 G4double CrossSection(const G4MaterialCutsCouple*,
>> 87 const G4ParticleDefinition*,
>> 88 G4double kineticEnergy,
>> 89 G4double cutEnergy,
>> 90 G4double maxEnergy);
>> 91
>> 92 G4DynamicParticle* SampleSecondary(
>> 93 const G4MaterialCutsCouple*,
>> 94 const G4DynamicParticle*,
>> 95 G4double tmin,
>> 96 G4double maxEnergy);
>> 97
>> 98 std::vector<G4DynamicParticle*>* SampleSecondaries(
>> 99 const G4MaterialCutsCouple*,
>> 100 const G4DynamicParticle*,
>> 101 G4double tmin,
>> 102 G4double maxEnergy);
127 103
128 protected: << 104 G4double MaxSecondaryEnergy(const G4DynamicParticle*);
129 105
130 void SetParticle(const G4ParticleDefinition* << 106 protected:
131 107
132 G4double MaxSecondaryEnergy(const G4Particle 108 G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
133 G4double kinEnergy) final; << 109 G4double kinEnergy);
134 <<
135 inline void SetChargeSquareRatio(G4double va <<
136 110
137 private: 111 private:
138 112
139 void HasMaterial(const G4Material* material) << 113 void SetParticle(const G4ParticleDefinition* p);
>> 114
>> 115 // hide assignment operator
>> 116 G4BraggModel & operator=(const G4BraggModel &right);
>> 117 G4BraggModel(const G4BraggModel&);
>> 118
>> 119 G4bool HasMaterial(const G4Material* material);
140 120
141 G4double StoppingPower(const G4Material* mat 121 G4double StoppingPower(const G4Material* material,
142 G4double kineticEnergy); << 122 G4double kineticEnergy);
143 123
144 G4double ElectronicStoppingPower(G4double z, 124 G4double ElectronicStoppingPower(G4double z,
145 G4double ki 125 G4double kineticEnergy) const;
>> 126
>> 127 void SetMoleculaNumber(G4int number) {iMolecula = number;};
146 128
147 G4double DEDX(const G4Material* material, G4 129 G4double DEDX(const G4Material* material, G4double kineticEnergy);
148 130
149 G4bool MolecIsInZiegler1988(const G4Material 131 G4bool MolecIsInZiegler1988(const G4Material* material);
150 132
151 G4double ChemicalFactor(G4double kineticEner 133 G4double ChemicalFactor(G4double kineticEnergy, G4double eloss125) const;
152 134
153 protected: << 135 void SetExpStopPower125(G4double value) {expStopPower125 = value;};
154 136
155 const G4ParticleDefinition* particle = nullp << 137 const G4ParticleDefinition* particle;
156 G4ParticleDefinition* theElectron = nullptr; << 138 G4double mass;
157 G4ParticleChangeForLoss* fParticleChange = n << 139 G4double spin;
158 << 140 G4double chargeSquare;
159 const G4Material* currentMaterial = nullptr; << 141 G4double massRate;
160 const G4Material* baseMaterial = nullptr; << 142 G4double ratio;
161 << 143 G4double highKinEnergy;
162 G4EmCorrections* corr = nullptr; << 144 G4double lowKinEnergy;
163 <<
164 static G4ICRU90StoppingData* fICRU90; <<
165 static G4PSTARStopping* fPSTAR; <<
166 <<
167 G4double mass = 0.0; <<
168 G4double spin = 0.0; <<
169 G4double chargeSquare = 1.0; <<
170 G4double massRate = 1.0; <<
171 G4double ratio = 1.0; <<
172 G4double protonMassAMU = 1.007276; <<
173 G4double lowestKinEnergy; 145 G4double lowestKinEnergy;
>> 146 G4double protonMassAMU;
174 G4double theZieglerFactor; 147 G4double theZieglerFactor;
175 G4double expStopPower125; // Experimental S << 148 G4double expStopPower125; // Experimental Stopping power at 125keV
176 149
177 G4int iMolecula = -1; // index in the mole << 150 G4int iMolecula; // index in the molecula's table
178 G4int iPSTAR = -1; // index in NIST PST << 151 G4bool isIon;
179 G4int iICRU90 = -1; << 152 };
180 153
181 private: << 154 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
182 155
183 G4bool isIon = false; << 156 inline G4double G4BraggModel::MaxSecondaryEnergy(
184 G4bool isFirst = false; << 157 const G4ParticleDefinition* pd,
185 }; << 158 G4double kinEnergy)
>> 159 {
>> 160 if(isIon) SetParticle(pd);
>> 161 G4double tau = kinEnergy/mass;
>> 162 G4double tmax = 2.0*electron_mass_c2*tau*(tau + 2.) /
>> 163 (1. + 2.0*(tau + 1.)*ratio + ratio*ratio);
>> 164 return tmax;
>> 165 }
>> 166
>> 167 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
186 168
187 inline void G4BraggModel::SetChargeSquareRatio << 169 inline G4double G4BraggModel::MaxSecondaryEnergy(const G4DynamicParticle* dp)
188 { 170 {
189 chargeSquare = val; << 171 if(isIon) {
>> 172 mass = dp->GetMass();
>> 173 ratio = electron_mass_c2/mass;
>> 174 }
>> 175 G4double tau = dp->GetKineticEnergy()/mass;
>> 176 G4double tmax = 2.0*electron_mass_c2*tau*(tau + 2.) /
>> 177 (1. + 2.0*(tau + 1.)*ratio + ratio*ratio);
>> 178 return tmax;
190 } 179 }
191 180
192 //....oooOO0OOooo........oooOO0OOooo........oo << 181 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
193 182
194 #endif 183 #endif
195 184