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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: G4BraggIonModel 32 // File name: G4BraggIonModel
33 // 33 //
34 // Author: Vladimir Ivanchenko 34 // Author: Vladimir Ivanchenko
35 // 35 //
36 // Creation date: 13.10.2004 36 // Creation date: 13.10.2004
37 // 37 //
38 // Modifications: 38 // Modifications:
39 // 09-11-04 Migration to new interface of Stor 39 // 09-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
40 // 11-05-05 Major optimisation of internal int 40 // 11-05-05 Major optimisation of internal interfaces (V.Ivantchenko)
41 // 15-02-06 ComputeCrossSectionPerElectron, Co 41 // 15-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma)
42 // 25-04-06 Add stopping data from ASTAR (V.Iv 42 // 25-04-06 Add stopping data from ASTAR (V.Ivanchenko)
43 // 12-08-08 Added methods GetParticleCharge, G 43 // 12-08-08 Added methods GetParticleCharge, GetChargeSquareRatio,
44 // CorrectionsAlongStep needed for io 44 // CorrectionsAlongStep needed for ions(V.Ivanchenko)
45 45
46 // 46 //
47 // Class Description: 47 // Class Description:
48 // 48 //
49 // Implementation of energy loss and delta-ele 49 // Implementation of energy loss and delta-electron production
50 // by heavy slow charged particles using ICRU' << 50 // by heavy slow charged particles using ICRU'49 and NIST evaluated data
51 // evaluated data for alpha and protons << 51 // for He4 ions
52 52
53 // ------------------------------------------- 53 // -------------------------------------------------------------------
54 // 54 //
55 55
56 #ifndef G4BraggIonModel_h 56 #ifndef G4BraggIonModel_h
57 #define G4BraggIonModel_h 1 57 #define G4BraggIonModel_h 1
58 58
59 #include "G4BraggModel.hh" << 59 #include <CLHEP/Units/PhysicalConstants.h>
60 60
61 class G4ASTARStopping; << 61 #include "G4VEmModel.hh"
>> 62 #include "G4ASTARStopping.hh"
62 63
63 class G4BraggIonModel : public G4BraggModel << 64 class G4ParticleChangeForLoss;
>> 65 class G4EmCorrections;
>> 66 class G4ICRU90StoppingData;
>> 67
>> 68 class G4BraggIonModel : public G4VEmModel
64 { 69 {
65 70
66 public: 71 public:
67 72
68 explicit G4BraggIonModel(const G4ParticleDef 73 explicit G4BraggIonModel(const G4ParticleDefinition* p = nullptr,
69 const G4String& nam = "BraggIon"); 74 const G4String& nam = "BraggIon");
70 75
71 ~G4BraggIonModel() override; << 76 virtual ~G4BraggIonModel();
>> 77
>> 78 virtual void Initialise(const G4ParticleDefinition*,
>> 79 const G4DataVector&) override;
72 80
73 void Initialise(const G4ParticleDefinition*, << 81 virtual G4double MinEnergyCut(const G4ParticleDefinition*,
74 const G4DataVector&) override; << 82 const G4MaterialCutsCouple* couple) override;
75 83
76 G4double ComputeCrossSectionPerAtom( << 84 virtual G4double ComputeCrossSectionPerElectron(
>> 85 const G4ParticleDefinition*,
>> 86 G4double kineticEnergy,
>> 87 G4double cutEnergy,
>> 88 G4double maxEnergy);
>> 89
>> 90 virtual G4double ComputeCrossSectionPerAtom(
77 const G4ParticleDefinition*, 91 const G4ParticleDefinition*,
78 G4double kineticEnergy, 92 G4double kineticEnergy,
79 G4double Z, G4double A, 93 G4double Z, G4double A,
80 G4double cutEnergy, 94 G4double cutEnergy,
81 G4double maxEnergy) override; 95 G4double maxEnergy) override;
82 << 96
83 G4double CrossSectionPerVolume(const G4Mater << 97 virtual G4double CrossSectionPerVolume(const G4Material*,
84 const G4ParticleDefinition*, 98 const G4ParticleDefinition*,
85 G4double kineticEnergy, 99 G4double kineticEnergy,
86 G4double cutEnergy, 100 G4double cutEnergy,
87 G4double maxEnergy) override; 101 G4double maxEnergy) override;
>> 102
>> 103 virtual G4double ComputeDEDXPerVolume(const G4Material*,
>> 104 const G4ParticleDefinition*,
>> 105 G4double kineticEnergy,
>> 106 G4double cutEnergy) override;
88 107
89 G4double ComputeDEDXPerVolume(const G4Materi << 108 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
90 const G4Partic << 109 const G4MaterialCutsCouple*,
91 G4double kinet << 110 const G4DynamicParticle*,
92 G4double cutEn << 111 G4double tmin,
93 << 112 G4double maxEnergy) override;
94 // Compute ion charge not applied to alpha << 113
95 G4double GetChargeSquareRatio(const G4Partic << 114 // Compute ion charge
96 const G4Material*, << 115 virtual G4double GetChargeSquareRatio(const G4ParticleDefinition*,
97 G4double kineticEnergy) override; << 116 const G4Material*,
>> 117 G4double kineticEnergy) override;
>> 118
>> 119 virtual G4double GetParticleCharge(const G4ParticleDefinition* p,
>> 120 const G4Material* mat,
>> 121 G4double kineticEnergy) override;
98 122
99 // add correction to energy loss and ompute 123 // add correction to energy loss and ompute non-ionizing energy loss
100 void CorrectionsAlongStep(const G4MaterialCu << 124 virtual void CorrectionsAlongStep(const G4MaterialCutsCouple*,
101 const G4DynamicParticle*, << 125 const G4DynamicParticle*,
102 const G4double& length, << 126 G4double& eloss,
103 G4double& eloss) override; << 127 G4double& niel,
>> 128 G4double length) override;
>> 129
>> 130 protected:
>> 131
>> 132 virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
>> 133 G4double kinEnergy) final;
>> 134
>> 135 private:
>> 136
>> 137 void SetParticle(const G4ParticleDefinition* p);
>> 138
>> 139 G4double HeEffChargeSquare(G4double z, G4double kinEnergyInMeV) const;
104 140
105 // hide assignment operator 141 // hide assignment operator
106 G4BraggIonModel & operator=(const G4BraggIo 142 G4BraggIonModel & operator=(const G4BraggIonModel &right) = delete;
107 G4BraggIonModel(const G4BraggIonModel&) = d 143 G4BraggIonModel(const G4BraggIonModel&) = delete;
108 144
109 private: << 145 void HasMaterial(const G4Material* material);
110 146
111 G4double HeEffChargeSquare(const G4double z, << 147 G4double StoppingPower(const G4Material* material,
112 const G4double ki << 148 G4double kineticEnergy);
113 149
114 G4int HasMaterialForHe(const G4Material* mat << 150 G4double ElectronicStoppingPower(G4double z,
>> 151 G4double kineticEnergy) const;
115 152
116 G4double HeStoppingPower(const G4double kinE << 153 G4double DEDX(const G4Material* material, G4double kineticEnergy);
117 154
118 G4double HeElectronicStoppingPower(const G4i << 155 G4EmCorrections* corr;
119 156
120 G4double HeDEDX(const G4Material* material, << 157 const G4ParticleDefinition* particle;
>> 158 G4ParticleDefinition* theElectron;
>> 159 G4ParticleChangeForLoss* fParticleChange;
121 160
122 static G4ASTARStopping* fASTAR; << 161 static G4ASTARStopping* fASTAR;
>> 162 G4ICRU90StoppingData* fICRU90;
123 163
124 G4double heChargeSquare = 4.0; << 164 const G4Material* currentMaterial;
>> 165 const G4Material* baseMaterial;
>> 166
>> 167 G4double mass;
>> 168 G4double spin;
>> 169 G4double chargeSquare;
>> 170 G4double massRate;
>> 171 G4double ratio;
>> 172 G4double lowestKinEnergy;
125 G4double HeMass; 173 G4double HeMass;
126 G4double massFactor; 174 G4double massFactor;
127 << 175 G4double corrFactor;
128 G4int iASTAR = -1; // index in ASTAR << 176 G4double rateMassHe2p;
129 G4bool isAlpha = false; << 177 G4double theZieglerFactor;
130 G4bool isFirstAlpha = false; << 178
>> 179 G4int iMolecula; // index in the molecula's table
>> 180 G4int iASTAR; // index in ASTAR
>> 181 G4int iICRU90;
>> 182 G4bool isIon;
131 }; 183 };
>> 184
>> 185 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 186
>> 187 inline void G4BraggIonModel::SetParticle(const G4ParticleDefinition* p)
>> 188 {
>> 189 particle = p;
>> 190 mass = particle->GetPDGMass();
>> 191 spin = particle->GetPDGSpin();
>> 192 G4double q = particle->GetPDGCharge()/CLHEP::eplus;
>> 193 chargeSquare = q*q;
>> 194 massRate = mass/CLHEP::proton_mass_c2;
>> 195 ratio = CLHEP::electron_mass_c2/mass;
>> 196 }
132 197
133 //....oooOO0OOooo........oooOO0OOooo........oo 198 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
134 199
135 #endif 200 #endif
136 201