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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: G4hCoulombScatteringModel 32 // File name: G4hCoulombScatteringModel
33 // 33 //
34 // Author: Vladimir Ivanchenko 34 // Author: Vladimir Ivanchenko
35 // 35 //
36 // Creation date: 08.06.2012 from G4eCoulombSc 36 // Creation date: 08.06.2012 from G4eCoulombScatteringModel
37 // 37 //
38 // Modifications: 38 // Modifications:
39 // 39 //
40 // Class Description: 40 // Class Description:
41 // 41 //
42 // Implementation of Coulomb Scattering of a c 42 // Implementation of Coulomb Scattering of a charge particle
43 // on Atomic Nucleus for interval of scatterin 43 // on Atomic Nucleus for interval of scattering anles in Lab system
44 // thetaMin - ThetaMax. 44 // thetaMin - ThetaMax.
45 // The model based on analysis of J.M.Fernan 45 // The model based on analysis of J.M.Fernandez-Varea et al.
46 // NIM B73(1993)447 originated from G.Wentzel 46 // NIM B73(1993)447 originated from G.Wentzel Z.Phys. 40(1927)590 with
47 // screening parameter from H.A.Bethe Phys. Re 47 // screening parameter from H.A.Bethe Phys. Rev. 89 (1953) 1256.
48 // 48 //
49 49
50 // ------------------------------------------- 50 // -------------------------------------------------------------------
51 // 51 //
52 52
53 #ifndef G4hCoulombScatteringModel_h 53 #ifndef G4hCoulombScatteringModel_h
54 #define G4hCoulombScatteringModel_h 1 54 #define G4hCoulombScatteringModel_h 1
55 55
56 #include "G4VEmModel.hh" 56 #include "G4VEmModel.hh"
57 #include "globals.hh" 57 #include "globals.hh"
58 #include "G4MaterialCutsCouple.hh" 58 #include "G4MaterialCutsCouple.hh"
59 #include "G4WentzelVIRelXSection.hh" 59 #include "G4WentzelVIRelXSection.hh"
60 60
61 class G4ParticleChangeForGamma; 61 class G4ParticleChangeForGamma;
62 class G4ParticleDefinition; 62 class G4ParticleDefinition;
63 class G4IonTable; 63 class G4IonTable;
64 class G4NistManager; 64 class G4NistManager;
65 65
66 class G4hCoulombScatteringModel : public G4VEm 66 class G4hCoulombScatteringModel : public G4VEmModel
67 { 67 {
68 68
69 public: 69 public:
70 70
71 explicit G4hCoulombScatteringModel(G4bool co 71 explicit G4hCoulombScatteringModel(G4bool combined = true);
72 72
73 ~G4hCoulombScatteringModel() override; << 73 virtual ~G4hCoulombScatteringModel();
74 74
75 void Initialise(const G4ParticleDefinition*, << 75 virtual void Initialise(const G4ParticleDefinition*,
>> 76 const G4DataVector&) override;
76 77
77 void InitialiseLocal(const G4ParticleDefinit << 78 virtual void InitialiseLocal(const G4ParticleDefinition*,
78 G4VEmModel* masterModel << 79 G4VEmModel* masterModel) override;
79 80
80 G4double ComputeCrossSectionPerAtom( << 81 virtual G4double ComputeCrossSectionPerAtom(
81 const G4Partic 82 const G4ParticleDefinition*,
82 G4double kinEnergy, 83 G4double kinEnergy,
83 G4double Z, 84 G4double Z,
84 G4double A, 85 G4double A,
85 G4double cut, 86 G4double cut,
86 G4double emax) override; 87 G4double emax) override;
87 88
88 void SampleSecondaries(std::vector<G4Dynamic << 89 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
89 const G4MaterialCutsCouple*, << 90 const G4MaterialCutsCouple*,
90 const G4DynamicParticle*, << 91 const G4DynamicParticle*,
91 G4double tmin, << 92 G4double tmin,
92 G4double maxEnergy) override; << 93 G4double maxEnergy) override;
93 << 94
94 G4double MinPrimaryEnergy(const G4Material*, << 95 virtual G4double MinPrimaryEnergy(const G4Material*,
95 const G4ParticleDefinition*, << 96 const G4ParticleDefinition*,
96 G4double) final; << 97 G4double) final;
97 98
98 // defines low energy limit of the model 99 // defines low energy limit of the model
99 inline void SetLowEnergyThreshold(G4double v 100 inline void SetLowEnergyThreshold(G4double val);
100 101
101 // user definition of low-energy threshold o 102 // user definition of low-energy threshold of recoil
102 inline void SetRecoilThreshold(G4double eth) 103 inline void SetRecoilThreshold(G4double eth);
103 104
104 // defines low energy limit on energy transf 105 // defines low energy limit on energy transfer to atomic electron
105 inline void SetFixedCut(G4double); 106 inline void SetFixedCut(G4double);
106 107
107 // low energy limit on energy transfer to at 108 // low energy limit on energy transfer to atomic electron
108 inline G4double GetFixedCut() const; 109 inline G4double GetFixedCut() const;
109 110
110 // hide assignment operator <<
111 G4hCoulombScatteringModel & operator= <<
112 (const G4hCoulombScatteringModel &right) = d <<
113 G4hCoulombScatteringModel(const G4hCoulombS <<
114 <<
115 protected: 111 protected:
116 112
117 inline void DefineMaterial(const G4MaterialC 113 inline void DefineMaterial(const G4MaterialCutsCouple*);
118 114
119 inline void SetupParticle(const G4ParticleDe 115 inline void SetupParticle(const G4ParticleDefinition*);
120 116
121 private: 117 private:
>> 118
>> 119 // hide assignment operator
>> 120 G4hCoulombScatteringModel & operator=
>> 121 (const G4hCoulombScatteringModel &right) = delete;
>> 122 G4hCoulombScatteringModel(const G4hCoulombScatteringModel&) = delete;
122 123
123 G4IonTable* theIonTable; 124 G4IonTable* theIonTable;
124 G4ParticleChangeForGamma* fParticleChange; 125 G4ParticleChangeForGamma* fParticleChange;
125 G4WentzelVIRelXSection* wokvi; 126 G4WentzelVIRelXSection* wokvi;
126 G4NistManager* fNistManager; 127 G4NistManager* fNistManager;
127 128
128 const G4ParticleDefinition* particle; <<
129 const G4ParticleDefinition* theProton; <<
130 const std::vector<G4double>* pCuts; 129 const std::vector<G4double>* pCuts;
131 130
132 const G4MaterialCutsCouple* currentCouple; 131 const G4MaterialCutsCouple* currentCouple;
133 const G4Material* currentMaterial; 132 const G4Material* currentMaterial;
134 G4int currentMaterialI 133 G4int currentMaterialIndex;
135 134
136 G4double cosThetaMin; 135 G4double cosThetaMin;
137 G4double cosThetaMax; 136 G4double cosThetaMax;
138 G4double recoilThreshold; 137 G4double recoilThreshold;
139 G4double elecRatio; 138 G4double elecRatio;
140 G4double mass; 139 G4double mass;
141 140
142 G4double fixedCut; 141 G4double fixedCut;
>> 142
>> 143 // projectile
>> 144 const G4ParticleDefinition* particle;
>> 145 const G4ParticleDefinition* theProton;
143 146
144 G4bool isCombined; 147 G4bool isCombined;
145 }; 148 };
146 149
147 //....oooOO0OOooo........oooOO0OOooo........oo 150 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
148 151
149 inline 152 inline
150 void G4hCoulombScatteringModel::DefineMaterial 153 void G4hCoulombScatteringModel::DefineMaterial(const G4MaterialCutsCouple* cup)
151 { 154 {
152 if(cup != currentCouple) { 155 if(cup != currentCouple) {
153 currentCouple = cup; 156 currentCouple = cup;
154 currentMaterial = cup->GetMaterial(); 157 currentMaterial = cup->GetMaterial();
155 currentMaterialIndex = currentCouple->GetI 158 currentMaterialIndex = currentCouple->GetIndex();
156 } 159 }
157 } 160 }
158 161
159 //....oooOO0OOooo........oooOO0OOooo........oo 162 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
160 163
161 inline 164 inline
162 void G4hCoulombScatteringModel::SetupParticle( 165 void G4hCoulombScatteringModel::SetupParticle(const G4ParticleDefinition* p)
163 { 166 {
164 // Initialise mass and charge 167 // Initialise mass and charge
165 if(p != particle) { 168 if(p != particle) {
166 particle = p; 169 particle = p;
167 mass = particle->GetPDGMass(); 170 mass = particle->GetPDGMass();
168 wokvi->SetupParticle(p); 171 wokvi->SetupParticle(p);
169 } 172 }
170 } 173 }
171 174
172 //....oooOO0OOooo........oooOO0OOooo........oo 175 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
173 176
174 inline void G4hCoulombScatteringModel::SetReco 177 inline void G4hCoulombScatteringModel::SetRecoilThreshold(G4double eth)
175 { 178 {
176 recoilThreshold = eth; 179 recoilThreshold = eth;
177 } 180 }
178 181
179 //....oooOO0OOooo........oooOO0OOooo........oo 182 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
180 183
181 inline void G4hCoulombScatteringModel::SetFixe 184 inline void G4hCoulombScatteringModel::SetFixedCut(G4double val)
182 { 185 {
183 fixedCut = val; 186 fixedCut = val;
184 } 187 }
185 188
186 //....oooOO0OOooo........oooOO0OOooo........oo 189 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
187 190
188 inline G4double G4hCoulombScatteringModel::Get 191 inline G4double G4hCoulombScatteringModel::GetFixedCut() const
189 { 192 {
190 return fixedCut; 193 return fixedCut;
191 } 194 }
192 195
193 //....oooOO0OOooo........oooOO0OOooo........oo 196 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
194 197
195 #endif 198 #endif
196 199