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25 // 25 //
>> 26 // $Id: G4BraggIonModel.hh,v 1.12 2009-02-20 12:06:37 vnivanch Exp $
>> 27 // GEANT4 tag $Name: not supported by cvs2svn $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class header file 31 // GEANT4 Class header file
30 // 32 //
31 // 33 //
32 // File name: G4BraggIonModel 34 // File name: G4BraggIonModel
33 // 35 //
34 // Author: Vladimir Ivanchenko 36 // Author: Vladimir Ivanchenko
35 // 37 //
36 // Creation date: 13.10.2004 38 // Creation date: 13.10.2004
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 09-11-04 Migration to new interface of Stor 41 // 09-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
40 // 11-05-05 Major optimisation of internal int 42 // 11-05-05 Major optimisation of internal interfaces (V.Ivantchenko)
41 // 15-02-06 ComputeCrossSectionPerElectron, Co 43 // 15-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma)
42 // 25-04-06 Add stopping data from ASTAR (V.Iv 44 // 25-04-06 Add stopping data from ASTAR (V.Ivanchenko)
43 // 12-08-08 Added methods GetParticleCharge, G 45 // 12-08-08 Added methods GetParticleCharge, GetChargeSquareRatio,
44 // CorrectionsAlongStep needed for io 46 // CorrectionsAlongStep needed for ions(V.Ivanchenko)
45 47
46 // 48 //
47 // Class Description: 49 // Class Description:
48 // 50 //
49 // Implementation of energy loss and delta-ele 51 // Implementation of energy loss and delta-electron production
50 // by heavy slow charged particles using ICRU' << 52 // by heavy slow charged particles using ICRU'49 and NIST evaluated data
51 // evaluated data for alpha and protons << 53 // for He4 ions
52 54
53 // ------------------------------------------- 55 // -------------------------------------------------------------------
54 // 56 //
55 57
56 #ifndef G4BraggIonModel_h 58 #ifndef G4BraggIonModel_h
57 #define G4BraggIonModel_h 1 59 #define G4BraggIonModel_h 1
58 60
59 #include "G4BraggModel.hh" << 61 #include "G4VEmModel.hh"
>> 62 #include "G4ASTARStopping.hh"
60 63
61 class G4ASTARStopping; << 64 class G4ParticleChangeForLoss;
>> 65 class G4EmCorrections;
62 66
63 class G4BraggIonModel : public G4BraggModel << 67 class G4BraggIonModel : public G4VEmModel
64 { 68 {
65 69
66 public: 70 public:
67 71
68 explicit G4BraggIonModel(const G4ParticleDef << 72 G4BraggIonModel(const G4ParticleDefinition* p = 0,
69 const G4String& nam = "BraggIon"); << 73 const G4String& nam = "BraggIon");
70 74
71 ~G4BraggIonModel() override; << 75 virtual ~G4BraggIonModel();
72 76
73 void Initialise(const G4ParticleDefinition*, << 77 virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
74 const G4DataVector&) override; <<
75 78
76 G4double ComputeCrossSectionPerAtom( << 79 virtual G4double ComputeCrossSectionPerElectron(
>> 80 const G4ParticleDefinition*,
>> 81 G4double kineticEnergy,
>> 82 G4double cutEnergy,
>> 83 G4double maxEnergy);
>> 84
>> 85 virtual G4double ComputeCrossSectionPerAtom(
77 const G4ParticleDefinition*, 86 const G4ParticleDefinition*,
78 G4double kineticEnergy, 87 G4double kineticEnergy,
79 G4double Z, G4double A, 88 G4double Z, G4double A,
80 G4double cutEnergy, 89 G4double cutEnergy,
81 G4double maxEnergy) override; << 90 G4double maxEnergy);
82 << 91
83 G4double CrossSectionPerVolume(const G4Mater << 92 virtual G4double CrossSectionPerVolume(const G4Material*,
84 const G4ParticleDefinition*, 93 const G4ParticleDefinition*,
85 G4double kineticEnergy, 94 G4double kineticEnergy,
86 G4double cutEnergy, 95 G4double cutEnergy,
87 G4double maxEnergy) override; << 96 G4double maxEnergy);
>> 97
>> 98 virtual G4double ComputeDEDXPerVolume(const G4Material*,
>> 99 const G4ParticleDefinition*,
>> 100 G4double kineticEnergy,
>> 101 G4double cutEnergy);
88 102
89 G4double ComputeDEDXPerVolume(const G4Materi << 103 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
90 const G4Partic << 104 const G4MaterialCutsCouple*,
91 G4double kinet << 105 const G4DynamicParticle*,
92 G4double cutEn << 106 G4double tmin,
93 << 107 G4double maxEnergy);
94 // Compute ion charge not applied to alpha << 108
95 G4double GetChargeSquareRatio(const G4Partic << 109 // Compute ion charge
96 const G4Material*, << 110 virtual G4double GetChargeSquareRatio(const G4ParticleDefinition*,
97 G4double kineticEnergy) override; << 111 const G4Material*,
>> 112 G4double kineticEnergy);
>> 113
>> 114 virtual G4double GetParticleCharge(const G4ParticleDefinition* p,
>> 115 const G4Material* mat,
>> 116 G4double kineticEnergy);
98 117
99 // add correction to energy loss and ompute 118 // add correction to energy loss and ompute non-ionizing energy loss
100 void CorrectionsAlongStep(const G4MaterialCu << 119 virtual void CorrectionsAlongStep(const G4MaterialCutsCouple*,
101 const G4DynamicParticle*, << 120 const G4DynamicParticle*,
102 const G4double& length, << 121 G4double& eloss,
103 G4double& eloss) override; << 122 G4double& niel,
>> 123 G4double length);
104 124
105 // hide assignment operator << 125 protected:
106 G4BraggIonModel & operator=(const G4BraggIo << 126
107 G4BraggIonModel(const G4BraggIonModel&) = d << 127 virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
>> 128 G4double kinEnergy);
108 129
109 private: 130 private:
110 131
111 G4double HeEffChargeSquare(const G4double z, << 132 void SetParticle(const G4ParticleDefinition* p);
112 const G4double ki << 133
>> 134 G4double HeEffChargeSquare(G4double z, G4double kinEnergyInMeV) const;
113 135
114 G4int HasMaterialForHe(const G4Material* mat << 136 // hide assignment operator
>> 137 G4BraggIonModel & operator=(const G4BraggIonModel &right);
>> 138 G4BraggIonModel(const G4BraggIonModel&);
>> 139
>> 140 G4bool HasMaterial(const G4Material* material);
>> 141
>> 142 G4double StoppingPower(const G4Material* material,
>> 143 G4double kineticEnergy);
>> 144
>> 145 G4double ElectronicStoppingPower(G4double z,
>> 146 G4double kineticEnergy) const;
>> 147
>> 148 G4double DEDX(const G4Material* material, G4double kineticEnergy);
115 149
116 G4double HeStoppingPower(const G4double kinE << 150 G4EmCorrections* corr;
117 151
118 G4double HeElectronicStoppingPower(const G4i << 152 const G4ParticleDefinition* particle;
>> 153 G4ParticleDefinition* theElectron;
>> 154 G4ParticleChangeForLoss* fParticleChange;
119 155
120 G4double HeDEDX(const G4Material* material, << 156 G4ASTARStopping astar;
121 157
122 static G4ASTARStopping* fASTAR; << 158 const G4Material* currentMaterial;
123 159
124 G4double heChargeSquare = 4.0; << 160 G4double mass;
>> 161 G4double spin;
>> 162 G4double chargeSquare;
>> 163 G4double massRate;
>> 164 G4double ratio;
>> 165 G4double lowestKinEnergy;
125 G4double HeMass; 166 G4double HeMass;
126 G4double massFactor; 167 G4double massFactor;
127 << 168 G4double corrFactor;
128 G4int iASTAR = -1; // index in ASTAR << 169 G4double rateMassHe2p;
129 G4bool isAlpha = false; << 170 G4double theZieglerFactor;
130 G4bool isFirstAlpha = false; << 171
>> 172 G4int iMolecula; // index in the molecula's table
>> 173 G4int iASTAR; // index in ASTAR
>> 174 G4bool isIon;
>> 175 G4bool isInitialised;
131 }; 176 };
>> 177
>> 178 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 179
>> 180 inline void G4BraggIonModel::SetParticle(const G4ParticleDefinition* p)
>> 181 {
>> 182 particle = p;
>> 183 mass = particle->GetPDGMass();
>> 184 spin = particle->GetPDGSpin();
>> 185 G4double q = particle->GetPDGCharge()/eplus;
>> 186 chargeSquare = q*q;
>> 187 massRate = mass/proton_mass_c2;
>> 188 ratio = electron_mass_c2/mass;
>> 189 }
132 190
133 //....oooOO0OOooo........oooOO0OOooo........oo 191 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
134 192
135 #endif 193 #endif
136 194