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25 // 25 //
26 // 26 //
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // 28 //
29 // GEANT4 Class header file 29 // GEANT4 Class header file
30 // 30 //
31 // 31 //
32 // File name: G4ICRU73QOModel 32 // File name: G4ICRU73QOModel
33 // 33 //
34 // Author: Alexander Bagulya 34 // Author: Alexander Bagulya
35 // 35 //
36 // Creation date: 21.05.2010 36 // Creation date: 21.05.2010
37 // 37 //
38 // Modifications: 38 // Modifications:
39 // 39 //
40 // 40 //
41 // Class Description: 41 // Class Description:
42 // 42 //
43 // Quantum Harmonic Oscillator Model for energ 43 // Quantum Harmonic Oscillator Model for energy loss using atomic shell
44 // structure of atoms taking into account Q^2 44 // structure of atoms taking into account Q^2 (main for projectile charge Q),
45 // Q^3 and Q^4 terms for computation of energy 45 // Q^3 and Q^4 terms for computation of energy loss due to binary collisions.
46 // Can be applied on heavy negatively charged 46 // Can be applied on heavy negatively charged particles for the energy interval
47 // 10 keV - 10 MeV scaled to the proton mass. 47 // 10 keV - 10 MeV scaled to the proton mass.
48 // 48 //
49 // Used data and formula of 49 // Used data and formula of
50 // 1. G4QAOLowEnergyLoss class, S.Chauvie, P.N 50 // 1. G4QAOLowEnergyLoss class, S.Chauvie, P.Nieminen, M.G.Pia. IEEE Trans.
51 // Nucl. Sci. 54 (2007) 578. 51 // Nucl. Sci. 54 (2007) 578.
52 // 2. ShellStrength and ShellEnergy from ICRU' 52 // 2. ShellStrength and ShellEnergy from ICRU'73 Report 2005,
53 // 3. Data for Ta (Z=73) from P.Sigmund, A.Shi 53 // 3. Data for Ta (Z=73) from P.Sigmund, A.Shinner. Eur. Phys. J. D15 (2001)
54 // 165-172 54 // 165-172
55 // 55 //
56 // ------------------------------------------- 56 // -------------------------------------------------------------------
57 // 57 //
58 58
59 #ifndef G4ICRU73QOModel_h 59 #ifndef G4ICRU73QOModel_h
60 #define G4ICRU73QOModel_h 1 60 #define G4ICRU73QOModel_h 1
61 61
62 #include <CLHEP/Units/PhysicalConstants.h> 62 #include <CLHEP/Units/PhysicalConstants.h>
63 63
64 #include "G4VEmModel.hh" 64 #include "G4VEmModel.hh"
65 #include "G4AtomicShells.hh" 65 #include "G4AtomicShells.hh"
66 #include "G4DensityEffectData.hh" 66 #include "G4DensityEffectData.hh"
67 67
68 class G4ParticleChangeForLoss; 68 class G4ParticleChangeForLoss;
69 69
70 class G4ICRU73QOModel : public G4VEmModel 70 class G4ICRU73QOModel : public G4VEmModel
71 { 71 {
72 72
73 public: 73 public:
74 74
75 explicit G4ICRU73QOModel(const G4ParticleDef << 75 explicit G4ICRU73QOModel(const G4ParticleDefinition* p = 0,
76 const G4String& nam 76 const G4String& nam = "ICRU73QO");
77 77
78 ~G4ICRU73QOModel() = default; 78 ~G4ICRU73QOModel() = default;
79 79
80 void Initialise(const G4ParticleDefinition*, << 80 virtual void Initialise(const G4ParticleDefinition*,
>> 81 const G4DataVector&) override;
81 82
82 G4double ComputeCrossSectionPerElectron( << 83 virtual G4double ComputeCrossSectionPerElectron(
83 const G4Parti 84 const G4ParticleDefinition*,
84 G4double kine 85 G4double kineticEnergy,
85 G4double cutE 86 G4double cutEnergy,
86 G4double maxE << 87 G4double maxEnergy) final;
87 88
88 G4double ComputeCrossSectionPerAtom( << 89 virtual G4double ComputeCrossSectionPerAtom(
89 const G4Parti 90 const G4ParticleDefinition*,
90 G4double kine 91 G4double kineticEnergy,
91 G4double Z, G 92 G4double Z, G4double A,
92 G4double cutE 93 G4double cutEnergy,
93 G4double maxE 94 G4double maxEnergy) override;
94 95
95 G4double CrossSectionPerVolume(const G4Mater << 96 virtual G4double CrossSectionPerVolume(const G4Material*,
96 const G4Parti 97 const G4ParticleDefinition*,
97 G4double kine 98 G4double kineticEnergy,
98 G4double cutE 99 G4double cutEnergy,
99 G4double maxE 100 G4double maxEnergy) override;
100 101
101 G4double ComputeDEDXPerVolume(const G4Materi << 102 virtual G4double ComputeDEDXPerVolume(const G4Material*,
102 const G4ParticleDefinition*, << 103 const G4ParticleDefinition*,
103 G4double kineticEnergy, << 104 G4double kineticEnergy,
104 G4double) override; << 105 G4double) override;
105 << 106
106 void SampleSecondaries(std::vector<G4Dynamic << 107 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
107 const G4MaterialCutsCouple*, << 108 const G4MaterialCutsCouple*,
108 const G4DynamicParticle*, << 109 const G4DynamicParticle*,
109 G4double tmin, << 110 G4double tmin,
110 G4double maxEnergy) override; << 111 G4double maxEnergy) override;
111 112
112 // add correction to energy loss and compute 113 // add correction to energy loss and compute non-ionizing energy loss
113 void CorrectionsAlongStep(const G4MaterialCu << 114 virtual void CorrectionsAlongStep(const G4MaterialCutsCouple*,
114 const G4DynamicParticle*, << 115 const G4DynamicParticle*,
115 const G4double& length, << 116 G4double& eloss,
116 G4double& eloss) override; << 117 G4double& niel,
117 << 118 G4double length) override;
118 // hide assignment operator <<
119 G4ICRU73QOModel & operator=(const G4ICRU73Q <<
120 G4ICRU73QOModel(const G4ICRU73QOModel&) = d <<
121 119
122 protected: 120 protected:
123 121
124 G4double MaxSecondaryEnergy(const G4Particle << 122 virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
125 G4double kinEnergy) final; << 123 G4double kinEnergy) final;
126 124
127 private: 125 private:
128 126
129 inline void SetParticle(const G4ParticleDefi 127 inline void SetParticle(const G4ParticleDefinition* p);
130 inline void SetLowestKinEnergy(G4double val) 128 inline void SetLowestKinEnergy(G4double val);
131 129
132 G4double DEDX(const G4Material* material, G4 130 G4double DEDX(const G4Material* material, G4double kineticEnergy);
133 131
134 G4double DEDXPerElement(G4int Z, G4double ki 132 G4double DEDXPerElement(G4int Z, G4double kineticEnergy);
135 133
136 // get number of shell, energy and oscillato 134 // get number of shell, energy and oscillator strengths for material
137 G4int GetNumberOfShells(G4int Z) const; 135 G4int GetNumberOfShells(G4int Z) const;
138 136
139 G4double GetShellEnergy(G4int Z, G4int nbOfT 137 G4double GetShellEnergy(G4int Z, G4int nbOfTheShell) const;
140 G4double GetOscillatorEnergy(G4int Z, G4int 138 G4double GetOscillatorEnergy(G4int Z, G4int nbOfTheShell) const;
141 G4double GetShellStrength(G4int Z, G4int nbO 139 G4double GetShellStrength(G4int Z, G4int nbOfTheShell) const;
142 140
143 // calculate stopping number for L's term 141 // calculate stopping number for L's term
144 G4double GetL0(G4double normEnergy) const; 142 G4double GetL0(G4double normEnergy) const;
145 // terms in Z^2 143 // terms in Z^2
146 G4double GetL1(G4double normEnergy) const; 144 G4double GetL1(G4double normEnergy) const;
147 // terms in Z^3 145 // terms in Z^3
148 G4double GetL2(G4double normEnergy) const; 146 G4double GetL2(G4double normEnergy) const;
149 // terms in Z^4 147 // terms in Z^4
150 148
>> 149 // hide assignment operator
>> 150 G4ICRU73QOModel & operator=(const G4ICRU73QOModel &right) = delete;
>> 151 G4ICRU73QOModel(const G4ICRU73QOModel&) = delete;
>> 152
151 const G4ParticleDefinition* particle; 153 const G4ParticleDefinition* particle;
152 G4ParticleDefinition* theElectron; 154 G4ParticleDefinition* theElectron;
153 G4ParticleChangeForLoss* fParticleChange; 155 G4ParticleChangeForLoss* fParticleChange;
154 G4DensityEffectData* denEffData; 156 G4DensityEffectData* denEffData;
155 157
156 G4double mass; 158 G4double mass;
157 G4double charge; 159 G4double charge;
158 G4double chargeSquare; 160 G4double chargeSquare;
159 G4double massRate; 161 G4double massRate;
160 G4double ratio; 162 G4double ratio;
161 G4double lowestKinEnergy; 163 G4double lowestKinEnergy;
162 164
163 G4bool isInitialised; 165 G4bool isInitialised;
164 166
165 // Z of element at now avaliable for the mod 167 // Z of element at now avaliable for the model
166 static const G4int NQOELEM = 26; 168 static const G4int NQOELEM = 26;
167 static const G4int NQODATA = 130; 169 static const G4int NQODATA = 130;
168 static const G4int ZElementAvailable[NQOELEM 170 static const G4int ZElementAvailable[NQOELEM];
169 171
170 // number, energy and oscillator strengths 172 // number, energy and oscillator strengths
171 // for an harmonic oscillator model of mater 173 // for an harmonic oscillator model of material
172 static const G4int startElemIndex[NQOELEM]; 174 static const G4int startElemIndex[NQOELEM];
173 static const G4int nbofShellsForElement[NQOE 175 static const G4int nbofShellsForElement[NQOELEM];
174 static const G4double ShellEnergy[NQODATA]; 176 static const G4double ShellEnergy[NQODATA];
175 static const G4double SubShellOccupation[NQO 177 static const G4double SubShellOccupation[NQODATA]; // Z * ShellStrength
176 178
177 G4int indexZ[100]; 179 G4int indexZ[100];
178 180
179 // variable for calculation of stopping num 181 // variable for calculation of stopping number of L's term
180 static const G4double L0[67][2]; 182 static const G4double L0[67][2];
181 static const G4double L1[22][2]; 183 static const G4double L1[22][2];
182 static const G4double L2[14][2]; 184 static const G4double L2[14][2];
183 185
184 G4int sizeL0; 186 G4int sizeL0;
185 G4int sizeL1; 187 G4int sizeL1;
186 G4int sizeL2; 188 G4int sizeL2;
187 189
188 static const G4double factorBethe[99]; 190 static const G4double factorBethe[99];
189 191
190 }; 192 };
191 193
192 //....oooOO0OOooo........oooOO0OOooo........oo 194 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
193 195
194 inline void G4ICRU73QOModel::SetParticle(const 196 inline void G4ICRU73QOModel::SetParticle(const G4ParticleDefinition* p)
195 { 197 {
196 particle = p; 198 particle = p;
197 mass = particle->GetPDGMass(); 199 mass = particle->GetPDGMass();
198 charge = particle->GetPDGCharge()/CLHEP::epl 200 charge = particle->GetPDGCharge()/CLHEP::eplus;
199 chargeSquare = charge*charge; 201 chargeSquare = charge*charge;
200 massRate = mass/CLHEP::proton_mass_c2; 202 massRate = mass/CLHEP::proton_mass_c2;
201 ratio = CLHEP::electron_mass_c2/mass; 203 ratio = CLHEP::electron_mass_c2/mass;
202 } 204 }
203 205
204 //....oooOO0OOooo........oooOO0OOooo........oo 206 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
205 207
206 inline void G4ICRU73QOModel::SetLowestKinEnerg 208 inline void G4ICRU73QOModel::SetLowestKinEnergy(G4double val)
207 { 209 {
208 lowestKinEnergy = val; 210 lowestKinEnergy = val;
209 } 211 }
210 212
211 #endif 213 #endif
212 214