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26 // 26 //
27 // GEANT4 Class header file 27 // GEANT4 Class header file
28 // 28 //
29 // File name: G4AtimaEnergyLossModel 29 // File name: G4AtimaEnergyLossModel
30 // 30 //
31 // Author: Jose Luis Rodriguez Sanchez 31 // Author: Jose Luis Rodriguez Sanchez on base of ATIMA code
32 // 32 //
33 // Creation date: 16.01.2018 33 // Creation date: 16.01.2018
34 // 34 //
35 // Modifications: 35 // Modifications:
36 // 36 //
37 // 37 //
38 // Class Description: 38 // Class Description:
39 // 39 //
40 // Implementation of ATIMA model of energy los 40 // Implementation of ATIMA model of energy loss
41 // by heavy charged particles 41 // by heavy charged particles
42 42
43 // ------------------------------------------- 43 // -------------------------------------------------------------------
44 // 44 //
45 45
46 #ifndef G4AtimaEnergyLossModel_h 46 #ifndef G4AtimaEnergyLossModel_h
47 #define G4AtimaEnergyLossModel_h 1 47 #define G4AtimaEnergyLossModel_h 1
48 48
49 #include <CLHEP/Units/SystemOfUnits.h> 49 #include <CLHEP/Units/SystemOfUnits.h>
50 50
51 #include "G4VEmModel.hh" 51 #include "G4VEmModel.hh"
52 #include "G4NistManager.hh" 52 #include "G4NistManager.hh"
53 53
54 class G4EmCorrections; 54 class G4EmCorrections;
55 class G4ParticleChangeForLoss; 55 class G4ParticleChangeForLoss;
56 56
57 class G4AtimaEnergyLossModel : public G4VEmMod 57 class G4AtimaEnergyLossModel : public G4VEmModel
58 { 58 {
59 59
60 public: 60 public:
61 61
62 explicit G4AtimaEnergyLossModel(const G4Part 62 explicit G4AtimaEnergyLossModel(const G4ParticleDefinition* p = nullptr,
63 const G4Stri 63 const G4String& nam = "Atima");
64 64
65 ~G4AtimaEnergyLossModel() override; << 65 virtual ~G4AtimaEnergyLossModel();
66 66
67 void Initialise(const G4ParticleDefinition*, << 67 virtual void Initialise(const G4ParticleDefinition*,
>> 68 const G4DataVector&) override;
68 69
69 G4double MinEnergyCut(const G4ParticleDefini << 70 virtual G4double MinEnergyCut(const G4ParticleDefinition*,
70 const G4MaterialCutsCouple* couple) over << 71 const G4MaterialCutsCouple* couple) override;
71 72
72 G4double ComputeCrossSectionPerElectron( << 73 virtual G4double ComputeCrossSectionPerElectron(
73 const G4ParticleDefinition*, 74 const G4ParticleDefinition*,
74 G4double kineticEnergy, 75 G4double kineticEnergy,
75 G4double cutEnergy, 76 G4double cutEnergy,
76 G4double maxEnergy); 77 G4double maxEnergy);
77 78
78 G4double ComputeCrossSectionPerAtom( << 79 virtual G4double ComputeCrossSectionPerAtom(
79 const G4ParticleDefinition*, 80 const G4ParticleDefinition*,
80 G4double kineticEnergy, 81 G4double kineticEnergy,
81 G4double Z, G4double A, 82 G4double Z, G4double A,
82 G4double cutEnergy, 83 G4double cutEnergy,
83 G4double maxEnergy) override; 84 G4double maxEnergy) override;
84 85
85 G4double CrossSectionPerVolume(const G4Mater << 86 virtual G4double CrossSectionPerVolume(const G4Material*,
86 const G4ParticleDefinition*, 87 const G4ParticleDefinition*,
87 G4double kineticEnergy, 88 G4double kineticEnergy,
88 G4double cutEnergy, 89 G4double cutEnergy,
89 G4double maxEnergy) override; 90 G4double maxEnergy) override;
90 91
91 G4double ComputeDEDXPerVolume(const G4Materi << 92 virtual G4double ComputeDEDXPerVolume(const G4Material*,
92 const G4ParticleDefinition*, << 93 const G4ParticleDefinition*,
93 G4double kineticEnergy, << 94 G4double kineticEnergy,
94 G4double) override; << 95 G4double) override;
95 << 96
96 G4double GetChargeSquareRatio(const G4Partic << 97 virtual G4double GetChargeSquareRatio(const G4ParticleDefinition* p,
97 const G4Material* mat, << 98 const G4Material* mat,
98 G4double kineticEnergy) override; << 99 G4double kineticEnergy) override;
99 << 100
100 G4double GetParticleCharge(const G4ParticleD << 101 virtual G4double GetParticleCharge(const G4ParticleDefinition* p,
101 const G4Material* mat, << 102 const G4Material* mat,
102 G4double kineticEnergy) override; << 103 G4double kineticEnergy) override;
103 << 104
104 void CorrectionsAlongStep(const G4MaterialCu << 105 virtual void CorrectionsAlongStep(const G4MaterialCutsCouple*,
105 const G4DynamicParticle*, << 106 const G4DynamicParticle*,
106 const G4double&, << 107 G4double&,
107 G4double&) override; << 108 G4double&,
108 << 109 G4double) override;
109 void SampleSecondaries(std::vector<G4Dynamic << 110
110 const G4MaterialCutsCouple*, << 111 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
111 const G4DynamicParticle*, << 112 const G4MaterialCutsCouple*,
112 G4double tmin, << 113 const G4DynamicParticle*,
113 G4double maxEnergy) override; << 114 G4double tmin,
>> 115 G4double maxEnergy) override;
114 116
115 protected: 117 protected:
116 118
117 G4double MaxSecondaryEnergy(const G4Particle << 119 virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
118 G4double kinEnergy) override; << 120 G4double kinEnergy) override;
119 121
120 inline G4double GetChargeSquareRatio() const 122 inline G4double GetChargeSquareRatio() const;
121 123
122 inline void SetChargeSquareRatio(G4double va 124 inline void SetChargeSquareRatio(G4double val);
123 125
124 private: 126 private:
125 127
126 void SetupParameters(); 128 void SetupParameters();
127 129
128 inline void SetParticle(const G4ParticleDefi 130 inline void SetParticle(const G4ParticleDefinition* p);
129 131
130 inline void SetGenericIon(const G4ParticleDe 132 inline void SetGenericIon(const G4ParticleDefinition* p);
131 133
132 G4double StoppingPower(G4double ap, G4double 134 G4double StoppingPower(G4double ap, G4double zp, G4double ep, G4double at, G4double zt);
133 G4double Bethek_dedx_e(G4double ap,G4double 135 G4double Bethek_dedx_e(G4double ap,G4double zp,G4double ep,G4double at,G4double zt);
134 G4double dedx_n(const G4double ap, const G4d 136 G4double dedx_n(const G4double ap, const G4double zp, const G4double ep, const G4double at, const G4double zt);
135 G4double sezi_dedx_e(const G4double zp, cons 137 G4double sezi_dedx_e(const G4double zp, const G4double ep, const G4double at, const G4double zt);
136 G4double sezi_p_se(const G4double energy, co 138 G4double sezi_p_se(const G4double energy, const G4double at, const G4double zt);
137 G4double EnergyTable_interpolate(G4double xv 139 G4double EnergyTable_interpolate(G4double xval, const G4double* y);
138 140
139 // hide assignment operator 141 // hide assignment operator
140 G4AtimaEnergyLossModel & operator=(const G4 142 G4AtimaEnergyLossModel & operator=(const G4AtimaEnergyLossModel &right) = delete;
141 G4AtimaEnergyLossModel(const G4AtimaEnergyL 143 G4AtimaEnergyLossModel(const G4AtimaEnergyLossModel&) = delete;
142 144
143 const G4ParticleDefinition* particle; 145 const G4ParticleDefinition* particle;
144 const G4ParticleDefinition* theElectron; << 146 G4ParticleDefinition* theElectron;
145 G4EmCorrections* corr; 147 G4EmCorrections* corr;
146 G4ParticleChangeForLoss* fParticleChange; 148 G4ParticleChangeForLoss* fParticleChange;
147 G4NistManager* nist; 149 G4NistManager* nist;
148 G4Pow* g4calc; 150 G4Pow* g4calc;
149 151
150 G4double mass = 0.0; << 152 G4double mass;
151 G4double tlimit = DBL_MAX; << 153 G4double tlimit;
152 G4double spin = 0.0; << 154 G4double spin;
153 G4double magMoment2 = 0.0; << 155 G4double magMoment2;
154 G4double chargeSquare = 1.0; << 156 G4double chargeSquare;
155 G4double ratio = 1.0; << 157 G4double ratio;
156 G4double formfact = 0.0; << 158 G4double formfact;
157 G4double corrFactor = 1.0; << 159 G4double corrFactor;
>> 160 G4bool isIon;
158 G4double MLN10; 161 G4double MLN10;
159 G4double atomic_mass_unit; 162 G4double atomic_mass_unit;
160 G4double dedx_constant; 163 G4double dedx_constant;
161 G4double electron_mass; 164 G4double electron_mass;
162 G4double fine_structure; 165 G4double fine_structure;
163 G4double domega2dx_constant; 166 G4double domega2dx_constant;
164 <<
165 G4bool isIon = false; <<
166 167
167 static G4double stepE; 168 static G4double stepE;
168 static G4double tableE[200]; 169 static G4double tableE[200];
169 static const G4double element_atomic_weights 170 static const G4double element_atomic_weights[110];
170 static const G4double ls_coefficients_a[110] 171 static const G4double ls_coefficients_a[110][200];
171 static const G4double ls_coefficients_ahi[11 172 static const G4double ls_coefficients_ahi[110][200];
172 static const G4double proton_stopping_coef[9 173 static const G4double proton_stopping_coef[92][8];
173 static const G4double ionisation_potentials_ 174 static const G4double ionisation_potentials_z[121];
174 175
175 static const G4double atima_vfermi[92]; 176 static const G4double atima_vfermi[92];
176 static const G4double atima_lambda_screening 177 static const G4double atima_lambda_screening[92];
177 static const G4double x0[92]; 178 static const G4double x0[92];
178 static const G4double x1[92]; 179 static const G4double x1[92];
179 static const G4double afermi[92]; 180 static const G4double afermi[92];
180 static const G4double c[92]; 181 static const G4double c[92];
181 static const G4double m0[92]; 182 static const G4double m0[92];
182 static const G4double del_0[92]; 183 static const G4double del_0[92];
183 184
184 }; 185 };
185 186
186 //....oooOO0OOooo........oooOO0OOooo........oo 187 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
187 188
188 inline void G4AtimaEnergyLossModel::SetParticl 189 inline void G4AtimaEnergyLossModel::SetParticle(const G4ParticleDefinition* p)
189 { 190 {
190 if(particle != p) { 191 if(particle != p) {
191 particle = p; 192 particle = p;
192 if(p->GetBaryonNumber() > 3 || p->GetPDGCh 193 if(p->GetBaryonNumber() > 3 || p->GetPDGCharge() > CLHEP::eplus)
193 { isIon = true; } 194 { isIon = true; }
194 SetupParameters(); 195 SetupParameters();
195 } 196 }
196 } 197 }
197 198
198 //....oooOO0OOooo........oooOO0OOooo........oo 199 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
199 200
200 inline void G4AtimaEnergyLossModel::SetGeneric 201 inline void G4AtimaEnergyLossModel::SetGenericIon(const G4ParticleDefinition* p)
201 { 202 {
202 if(p && p->GetParticleName() == "GenericIon" 203 if(p && p->GetParticleName() == "GenericIon") { isIon = true; }
203 } 204 }
204 205
205 //....oooOO0OOooo........oooOO0OOooo........oo 206 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
206 207
207 inline G4double G4AtimaEnergyLossModel::GetCha 208 inline G4double G4AtimaEnergyLossModel::GetChargeSquareRatio() const
208 { 209 {
209 return chargeSquare; 210 return chargeSquare;
210 } 211 }
211 212
212 //....oooOO0OOooo........oooOO0OOooo........oo 213 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
213 214
214 inline void G4AtimaEnergyLossModel::SetChargeS 215 inline void G4AtimaEnergyLossModel::SetChargeSquareRatio(G4double val)
215 { 216 {
216 chargeSquare = val; 217 chargeSquare = val;
217 } 218 }
218 219
219 //....oooOO0OOooo........oooOO0OOooo........oo 220 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
220 221
221 #endif 222 #endif
222 223