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25 // 25 //
>> 26 // $Id: G4BraggModel.hh 96934 2016-05-18 09:10:41Z gcosmo $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 Class header file 30 // GEANT4 Class header file
30 // 31 //
31 // 32 //
32 // File name: G4BraggModel 33 // File name: G4BraggModel
33 // 34 //
34 // Author: Vladimir Ivanchenko 35 // Author: Vladimir Ivanchenko
35 // 36 //
36 // Creation date: 03.01.2002 37 // Creation date: 03.01.2002
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 23-12-02 V.Ivanchenko change interface in o 40 // 23-12-02 V.Ivanchenko change interface in order to moveto cut per region
40 // 24-01-03 Make models region aware (V.Ivanch 41 // 24-01-03 Make models region aware (V.Ivanchenko)
41 // 13-02-03 Add name (V.Ivanchenko) 42 // 13-02-03 Add name (V.Ivanchenko)
42 // 12-11-03 Fix for GenericIons (V.Ivanchenko) 43 // 12-11-03 Fix for GenericIons (V.Ivanchenko)
43 // 11-04-05 Major optimisation of internal int 44 // 11-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
44 // 15-02-06 ComputeCrossSectionPerElectron, Co 45 // 15-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma)
45 // 25-04-06 Added stopping data from PSTAR (V. 46 // 25-04-06 Added stopping data from PSTAR (V.Ivanchenko)
46 // 12-08-08 Added methods GetParticleCharge, G 47 // 12-08-08 Added methods GetParticleCharge, GetChargeSquareRatio,
47 // CorrectionsAlongStep needed for io 48 // CorrectionsAlongStep needed for ions(V.Ivanchenko)
48 49
49 // 50 //
50 // Class Description: 51 // Class Description:
51 // 52 //
52 // Implementation of energy loss and delta-ele 53 // Implementation of energy loss and delta-electron production
53 // by heavy slow charged particles using ICRU' 54 // by heavy slow charged particles using ICRU'49 and NIST evaluated data
54 // for protons 55 // for protons
55 56
56 // ------------------------------------------- 57 // -------------------------------------------------------------------
57 // 58 //
58 59
59 #ifndef G4BraggModel_h 60 #ifndef G4BraggModel_h
60 #define G4BraggModel_h 1 61 #define G4BraggModel_h 1
61 62
>> 63 #include <CLHEP/Units/PhysicalConstants.h>
>> 64
62 #include "G4VEmModel.hh" 65 #include "G4VEmModel.hh"
63 #include "G4PSTARStopping.hh" 66 #include "G4PSTARStopping.hh"
64 67
65 class G4ParticleChangeForLoss; 68 class G4ParticleChangeForLoss;
66 class G4EmCorrections; 69 class G4EmCorrections;
67 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 virtual ~G4BraggModel();
79 <<
80 void Initialise(const G4ParticleDefinition*, <<
81 80
82 G4double MinEnergyCut(const G4ParticleDefini << 81 virtual void Initialise(const G4ParticleDefinition*,
83 const G4MaterialCutsCouple* couple) over << 82 const G4DataVector&) override;
84 83
85 G4double ComputeCrossSectionPerElectron( << 84 virtual G4double ComputeCrossSectionPerElectron(
86 const G4ParticleDefinition*, 85 const G4ParticleDefinition*,
87 G4double kineticEnergy, 86 G4double kineticEnergy,
88 G4double cutEnergy, 87 G4double cutEnergy,
89 G4double maxEnergy); 88 G4double maxEnergy);
90 89
91 G4double ComputeCrossSectionPerAtom( << 90 virtual G4double ComputeCrossSectionPerAtom(
92 const G4ParticleDefinition*, 91 const G4ParticleDefinition*,
93 G4double kineticEnergy, 92 G4double kineticEnergy,
94 G4double Z, G4double A, 93 G4double Z, G4double A,
95 G4double cutEnergy, 94 G4double cutEnergy,
96 G4double maxEnergy) override; 95 G4double maxEnergy) override;
97 96
98 G4double CrossSectionPerVolume(const G4Mater << 97 virtual G4double CrossSectionPerVolume(const G4Material*,
99 const G4ParticleDefinition*, 98 const G4ParticleDefinition*,
100 G4double kineticEnergy, 99 G4double kineticEnergy,
101 G4double cutEnergy, 100 G4double cutEnergy,
102 G4double maxEnergy) override; 101 G4double maxEnergy) override;
103 102
104 G4double ComputeDEDXPerVolume(const G4Materi << 103 virtual G4double ComputeDEDXPerVolume(const G4Material*,
105 const G4ParticleDefinition*, 104 const G4ParticleDefinition*,
106 G4double kineticEnergy, 105 G4double kineticEnergy,
107 G4double cutEnergy) override; 106 G4double cutEnergy) override;
108 107
109 void SampleSecondaries(std::vector<G4Dynamic << 108 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
110 const G4MaterialCutsCouple*, << 109 const G4MaterialCutsCouple*,
111 const G4DynamicParticle*, << 110 const G4DynamicParticle*,
112 G4double tmin, << 111 G4double tmin,
113 G4double maxEnergy) override; << 112 G4double maxEnergy) override;
114 113
115 // Compute ion charge 114 // Compute ion charge
116 G4double GetChargeSquareRatio(const G4Partic << 115 virtual G4double GetChargeSquareRatio(const G4ParticleDefinition*,
117 const G4Material*, << 116 const G4Material*,
118 G4double kineticEnergy) override; << 117 G4double kineticEnergy) override;
119 << 118
120 G4double GetParticleCharge(const G4ParticleD << 119 virtual G4double GetParticleCharge(const G4ParticleDefinition* p,
121 const G4Material* mat, << 120 const G4Material* mat,
122 G4double kineticEnergy) override; << 121 G4double kineticEnergy) override;
123 <<
124 // hide assignment operator <<
125 G4BraggModel & operator=(const G4BraggModel <<
126 G4BraggModel(const G4BraggModel&) = delete; <<
127 122
128 protected: 123 protected:
129 124
130 void SetParticle(const G4ParticleDefinition* << 125 virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
>> 126 G4double kinEnergy) final;
131 127
132 G4double MaxSecondaryEnergy(const G4Particle << 128 inline G4double GetChargeSquareRatio() const;
133 G4double kinEnergy) final; <<
134 129
135 inline void SetChargeSquareRatio(G4double va 130 inline void SetChargeSquareRatio(G4double val);
136 131
137 private: 132 private:
138 133
139 void HasMaterial(const G4Material* material) << 134 inline void SetParticle(const G4ParticleDefinition* p);
>> 135
>> 136 G4bool HasMaterial(const G4Material* material);
140 137
141 G4double StoppingPower(const G4Material* mat 138 G4double StoppingPower(const G4Material* material,
142 G4double kineticEnergy); << 139 G4double kineticEnergy);
143 140
144 G4double ElectronicStoppingPower(G4double z, 141 G4double ElectronicStoppingPower(G4double z,
145 G4double ki 142 G4double kineticEnergy) const;
146 143
147 G4double DEDX(const G4Material* material, G4 144 G4double DEDX(const G4Material* material, G4double kineticEnergy);
148 145
149 G4bool MolecIsInZiegler1988(const G4Material 146 G4bool MolecIsInZiegler1988(const G4Material* material);
150 147
151 G4double ChemicalFactor(G4double kineticEner 148 G4double ChemicalFactor(G4double kineticEnergy, G4double eloss125) const;
152 149
153 protected: << 150 // hide assignment operator
>> 151 G4BraggModel & operator=(const G4BraggModel &right) = delete;
>> 152 G4BraggModel(const G4BraggModel&) = delete;
>> 153
>> 154 G4EmCorrections* corr;
154 155
155 const G4ParticleDefinition* particle = nullp << 156 const G4ParticleDefinition* particle;
156 G4ParticleDefinition* theElectron = nullptr; << 157 G4ParticleDefinition* theElectron;
157 G4ParticleChangeForLoss* fParticleChange = n << 158 G4ParticleChangeForLoss* fParticleChange;
158 << 159 static G4PSTARStopping* fPSTAR;
159 const G4Material* currentMaterial = nullptr; << 160
160 const G4Material* baseMaterial = nullptr; << 161 const G4Material* currentMaterial;
161 << 162
162 G4EmCorrections* corr = nullptr; << 163 G4double mass;
163 << 164 G4double spin;
164 static G4ICRU90StoppingData* fICRU90; << 165 G4double chargeSquare;
165 static G4PSTARStopping* fPSTAR; << 166 G4double massRate;
166 << 167 G4double ratio;
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; 168 G4double lowestKinEnergy;
>> 169 G4double protonMassAMU;
174 G4double theZieglerFactor; 170 G4double theZieglerFactor;
175 G4double expStopPower125; // Experimental S << 171 G4double expStopPower125; // Experimental Stopping power at 125keV
176 172
177 G4int iMolecula = -1; // index in the mole << 173 G4int iMolecula; // index in the molecula's table
178 G4int iPSTAR = -1; // index in NIST PST << 174 G4int iPSTAR; // index in PSTAR
179 G4int iICRU90 = -1; << 175 G4bool isIon;
>> 176 };
180 177
181 private: << 178 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
182 179
183 G4bool isIon = false; << 180 inline void G4BraggModel::SetParticle(const G4ParticleDefinition* p)
184 G4bool isFirst = false; << 181 {
185 }; << 182 particle = p;
>> 183 mass = particle->GetPDGMass();
>> 184 spin = particle->GetPDGSpin();
>> 185 G4double q = particle->GetPDGCharge()/CLHEP::eplus;
>> 186 chargeSquare = q*q;
>> 187 massRate = mass/CLHEP::proton_mass_c2;
>> 188 ratio = CLHEP::electron_mass_c2/mass;
>> 189 }
>> 190
>> 191 inline G4double G4BraggModel::GetChargeSquareRatio() const
>> 192 {
>> 193 return chargeSquare;
>> 194 }
186 195
187 inline void G4BraggModel::SetChargeSquareRatio 196 inline void G4BraggModel::SetChargeSquareRatio(G4double val)
188 { 197 {
189 chargeSquare = val; 198 chargeSquare = val;
190 } 199 }
191 200
192 //....oooOO0OOooo........oooOO0OOooo........oo 201 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
193 202
194 #endif 203 #endif
195 204