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26 // 26 //
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // 28 //
29 // GEANT4 Class header file 29 // GEANT4 Class header file
30 // 30 //
31 // 31 //
32 // File name: G4BraggModel 32 // File name: G4BraggModel
33 // 33 //
34 // Author: Vladimir Ivanchenko 34 // Author: Vladimir Ivanchenko
35 // 35 //
36 // Creation date: 03.01.2002 36 // Creation date: 03.01.2002
37 // 37 //
38 // Modifications: 38 // Modifications:
39 // 23-12-02 V.Ivanchenko change interface in o 39 // 23-12-02 V.Ivanchenko change interface in order to moveto cut per region
40 // 24-01-03 Make models region aware (V.Ivanch 40 // 24-01-03 Make models region aware (V.Ivanchenko)
41 // 13-02-03 Add name (V.Ivanchenko) 41 // 13-02-03 Add name (V.Ivanchenko)
42 // 12-11-03 Fix for GenericIons (V.Ivanchenko) 42 // 12-11-03 Fix for GenericIons (V.Ivanchenko)
43 // 11-04-05 Major optimisation of internal int 43 // 11-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
44 // 15-02-06 ComputeCrossSectionPerElectron, Co 44 // 15-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma)
45 // 25-04-06 Added stopping data from PSTAR (V. 45 // 25-04-06 Added stopping data from PSTAR (V.Ivanchenko)
46 // 12-08-08 Added methods GetParticleCharge, G 46 // 12-08-08 Added methods GetParticleCharge, GetChargeSquareRatio,
47 // CorrectionsAlongStep needed for io 47 // CorrectionsAlongStep needed for ions(V.Ivanchenko)
48 48
49 // 49 //
50 // Class Description: 50 // Class Description:
51 // 51 //
52 // Implementation of energy loss and delta-ele 52 // Implementation of energy loss and delta-electron production
53 // by heavy slow charged particles using ICRU' 53 // by heavy slow charged particles using ICRU'49 and NIST evaluated data
54 // for protons 54 // for protons
55 55
56 // ------------------------------------------- 56 // -------------------------------------------------------------------
57 // 57 //
58 58
59 #ifndef G4BraggModel_h 59 #ifndef G4BraggModel_h
60 #define G4BraggModel_h 1 60 #define G4BraggModel_h 1
61 61
>> 62 #include <CLHEP/Units/PhysicalConstants.h>
>> 63
62 #include "G4VEmModel.hh" 64 #include "G4VEmModel.hh"
63 #include "G4PSTARStopping.hh" 65 #include "G4PSTARStopping.hh"
64 66
65 class G4ParticleChangeForLoss; 67 class G4ParticleChangeForLoss;
66 class G4EmCorrections; 68 class G4EmCorrections;
67 class G4ICRU90StoppingData; 69 class G4ICRU90StoppingData;
68 class G4PSTARStopping; <<
69 70
70 class G4BraggModel : public G4VEmModel 71 class G4BraggModel : public G4VEmModel
71 { 72 {
72 73
73 public: 74 public:
74 75
75 explicit G4BraggModel(const G4ParticleDefini 76 explicit G4BraggModel(const G4ParticleDefinition* p = nullptr,
76 const G4String& nam = "Bragg"); 77 const G4String& nam = "Bragg");
77 78
78 ~G4BraggModel() override; 79 ~G4BraggModel() override;
79 80
80 void Initialise(const G4ParticleDefinition*, 81 void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
81 82
82 G4double MinEnergyCut(const G4ParticleDefini 83 G4double MinEnergyCut(const G4ParticleDefinition*,
83 const G4MaterialCutsCouple* couple) over 84 const G4MaterialCutsCouple* couple) override;
84 85
85 G4double ComputeCrossSectionPerElectron( 86 G4double ComputeCrossSectionPerElectron(
86 const G4ParticleDefinition*, 87 const G4ParticleDefinition*,
87 G4double kineticEnergy, 88 G4double kineticEnergy,
88 G4double cutEnergy, 89 G4double cutEnergy,
89 G4double maxEnergy); 90 G4double maxEnergy);
90 91
91 G4double ComputeCrossSectionPerAtom( 92 G4double ComputeCrossSectionPerAtom(
92 const G4ParticleDefinition*, 93 const G4ParticleDefinition*,
93 G4double kineticEnergy, 94 G4double kineticEnergy,
94 G4double Z, G4double A, 95 G4double Z, G4double A,
95 G4double cutEnergy, 96 G4double cutEnergy,
96 G4double maxEnergy) override; 97 G4double maxEnergy) override;
97 98
98 G4double CrossSectionPerVolume(const G4Mater 99 G4double CrossSectionPerVolume(const G4Material*,
99 const G4ParticleDefinition*, 100 const G4ParticleDefinition*,
100 G4double kineticEnergy, 101 G4double kineticEnergy,
101 G4double cutEnergy, 102 G4double cutEnergy,
102 G4double maxEnergy) override; 103 G4double maxEnergy) override;
103 104
104 G4double ComputeDEDXPerVolume(const G4Materi 105 G4double ComputeDEDXPerVolume(const G4Material*,
105 const G4ParticleDefinition*, 106 const G4ParticleDefinition*,
106 G4double kineticEnergy, 107 G4double kineticEnergy,
107 G4double cutEnergy) override; 108 G4double cutEnergy) override;
108 109
109 void SampleSecondaries(std::vector<G4Dynamic 110 void SampleSecondaries(std::vector<G4DynamicParticle*>*,
110 const G4MaterialCutsCouple*, 111 const G4MaterialCutsCouple*,
111 const G4DynamicParticle*, 112 const G4DynamicParticle*,
112 G4double tmin, 113 G4double tmin,
113 G4double maxEnergy) override; 114 G4double maxEnergy) override;
114 115
115 // Compute ion charge 116 // Compute ion charge
116 G4double GetChargeSquareRatio(const G4Partic 117 G4double GetChargeSquareRatio(const G4ParticleDefinition*,
117 const G4Material*, 118 const G4Material*,
118 G4double kineticEnergy) override; 119 G4double kineticEnergy) override;
119 120
120 G4double GetParticleCharge(const G4ParticleD 121 G4double GetParticleCharge(const G4ParticleDefinition* p,
121 const G4Material* mat, 122 const G4Material* mat,
122 G4double kineticEnergy) override; 123 G4double kineticEnergy) override;
123 124
124 // hide assignment operator 125 // hide assignment operator
125 G4BraggModel & operator=(const G4BraggModel 126 G4BraggModel & operator=(const G4BraggModel &right) = delete;
126 G4BraggModel(const G4BraggModel&) = delete; 127 G4BraggModel(const G4BraggModel&) = delete;
127 128
128 protected: 129 protected:
129 130
130 void SetParticle(const G4ParticleDefinition* <<
131 <<
132 G4double MaxSecondaryEnergy(const G4Particle 131 G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
133 G4double kinEnergy) final; 132 G4double kinEnergy) final;
134 133
>> 134 inline G4double GetChargeSquareRatio() const;
>> 135
135 inline void SetChargeSquareRatio(G4double va 136 inline void SetChargeSquareRatio(G4double val);
136 137
137 private: 138 private:
138 139
>> 140 inline void SetParticle(const G4ParticleDefinition* p);
>> 141
139 void HasMaterial(const G4Material* material) 142 void HasMaterial(const G4Material* material);
140 143
141 G4double StoppingPower(const G4Material* mat 144 G4double StoppingPower(const G4Material* material,
142 G4double kineticEnergy); 145 G4double kineticEnergy);
143 146
144 G4double ElectronicStoppingPower(G4double z, 147 G4double ElectronicStoppingPower(G4double z,
145 G4double ki 148 G4double kineticEnergy) const;
146 149
147 G4double DEDX(const G4Material* material, G4 150 G4double DEDX(const G4Material* material, G4double kineticEnergy);
148 151
149 G4bool MolecIsInZiegler1988(const G4Material 152 G4bool MolecIsInZiegler1988(const G4Material* material);
150 153
151 G4double ChemicalFactor(G4double kineticEner 154 G4double ChemicalFactor(G4double kineticEnergy, G4double eloss125) const;
152 155
153 protected: << 156 G4EmCorrections* corr = nullptr;
154 << 157 const G4ParticleDefinition* particle = nullptr;
155 const G4ParticleDefinition* particle = nullp << 158 G4ParticleDefinition* theElectron = nullptr;
156 G4ParticleDefinition* theElectron = nullptr; << 159 G4ParticleChangeForLoss* fParticleChange = nullptr;
157 G4ParticleChangeForLoss* fParticleChange = n << 160 G4ICRU90StoppingData* fICRU90 = nullptr;
158 << 161
159 const G4Material* currentMaterial = nullptr; << 162 const G4Material* currentMaterial = nullptr;
160 const G4Material* baseMaterial = nullptr; << 163 const G4Material* baseMaterial = nullptr;
161 << 164
162 G4EmCorrections* corr = nullptr; << 165 static G4PSTARStopping* fPSTAR;
163 << 166
164 static G4ICRU90StoppingData* fICRU90; << 167 G4double mass;
165 static G4PSTARStopping* fPSTAR; << 168 G4double spin;
166 << 169 G4double chargeSquare;
167 G4double mass = 0.0; << 170 G4double massRate;
168 G4double spin = 0.0; << 171 G4double ratio;
169 G4double chargeSquare = 1.0; <<
170 G4double massRate = 1.0; <<
171 G4double ratio = 1.0; <<
172 G4double protonMassAMU = 1.007276; <<
173 G4double lowestKinEnergy; 172 G4double lowestKinEnergy;
>> 173 G4double protonMassAMU;
174 G4double theZieglerFactor; 174 G4double theZieglerFactor;
175 G4double expStopPower125; // Experimental S 175 G4double expStopPower125; // Experimental Stopping power at 125keV
176 176
177 G4int iMolecula = -1; // index in the mole << 177 G4int iMolecula = -1; // index in the molecula's table
178 G4int iPSTAR = -1; // index in NIST PST << 178 G4int iPSTAR = -1; // index in PSTAR
179 G4int iICRU90 = -1; << 179 G4int iICRU90 = -1;
>> 180 G4bool isIon = false;
>> 181 };
180 182
181 private: << 183 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
182 184
183 G4bool isIon = false; << 185 inline void G4BraggModel::SetParticle(const G4ParticleDefinition* p)
184 G4bool isFirst = false; << 186 {
185 }; << 187 particle = p;
>> 188 mass = particle->GetPDGMass();
>> 189 spin = particle->GetPDGSpin();
>> 190 G4double q = particle->GetPDGCharge()/CLHEP::eplus;
>> 191 chargeSquare = q*q;
>> 192 massRate = mass/CLHEP::proton_mass_c2;
>> 193 ratio = CLHEP::electron_mass_c2/mass;
>> 194 }
>> 195
>> 196 inline G4double G4BraggModel::GetChargeSquareRatio() const
>> 197 {
>> 198 return chargeSquare;
>> 199 }
186 200
187 inline void G4BraggModel::SetChargeSquareRatio 201 inline void G4BraggModel::SetChargeSquareRatio(G4double val)
188 { 202 {
189 chargeSquare = val; 203 chargeSquare = val;
190 } 204 }
191 205
192 //....oooOO0OOooo........oooOO0OOooo........oo 206 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
193 207
194 #endif 208 #endif
195 209