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25 // 25 //
>> 26 // $Id: G4MuBremsstrahlungModel.hh,v 1.22 2009/02/20 14:48:16 vnivanch Exp $
>> 27 // GEANT4 tag $Name: geant4-09-03 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class header file 31 // GEANT4 Class header file
30 // 32 //
31 // 33 //
32 // File name: G4MuBremsstrahlungModel 34 // File name: G4MuBremsstrahlungModel
33 // 35 //
34 // Author: Vladimir Ivanchenko on base 36 // Author: Vladimir Ivanchenko on base of Laszlo Urban code
35 // 37 //
36 // Creation date: 18.05.2002 38 // Creation date: 18.05.2002
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 41 //
40 // 23-12-02 Change interface in order to move 42 // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko)
41 // 27-01-03 Make models region aware (V.Ivanch 43 // 27-01-03 Make models region aware (V.Ivanchenko)
42 // 13-02-03 Add name (V.Ivanchenko) 44 // 13-02-03 Add name (V.Ivanchenko)
43 // 10-02-04 Add lowestKinEnergy (V.Ivanchenko) 45 // 10-02-04 Add lowestKinEnergy (V.Ivanchenko)
44 // 08-04-05 Major optimisation of internal int 46 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
45 // 13-02-06 Add ComputeCrossSectionPerAtom (mm 47 // 13-02-06 Add ComputeCrossSectionPerAtom (mma)
46 // 11-10-07 Add ignoreCut flag (V.Ivanchenko) 48 // 11-10-07 Add ignoreCut flag (V.Ivanchenko)
47 // 28-02-08 Reorganized protected methods and 49 // 28-02-08 Reorganized protected methods and members (V.Ivanchenko)
48 // 06-03-08 Remove obsolete methods and member 50 // 06-03-08 Remove obsolete methods and members (V.Ivanchenko)
49 // 31-05-13 Use element selectors instead of l << 51 //
>> 52
50 // 53 //
51 // Class Description: 54 // Class Description:
52 // 55 //
53 // Implementation of bremssrahlung by muons 56 // Implementation of bremssrahlung by muons
54 // A.G. Bogdanov et al., IEEE Trans. Nuc. Sci. << 57
55 // <<
56 // ------------------------------------------- 58 // -------------------------------------------------------------------
57 // 59 //
58 60
59 #ifndef G4MuBremsstrahlungModel_h 61 #ifndef G4MuBremsstrahlungModel_h
60 #define G4MuBremsstrahlungModel_h 1 62 #define G4MuBremsstrahlungModel_h 1
61 63
62 #include "G4VEmModel.hh" 64 #include "G4VEmModel.hh"
63 #include "G4NistManager.hh" 65 #include "G4NistManager.hh"
64 #include "G4Exp.hh" <<
65 66
66 class G4Element; 67 class G4Element;
67 class G4ParticleChangeForLoss; 68 class G4ParticleChangeForLoss;
68 69
69 class G4MuBremsstrahlungModel : public G4VEmMo 70 class G4MuBremsstrahlungModel : public G4VEmModel
70 { 71 {
71 72
72 public: 73 public:
73 74
74 explicit G4MuBremsstrahlungModel(const G4Par << 75 G4MuBremsstrahlungModel(const G4ParticleDefinition* p = 0,
75 const G4Str << 76 const G4String& nam = "MuBrem");
76 <<
77 ~G4MuBremsstrahlungModel() override = defaul <<
78 77
79 void Initialise(const G4ParticleDefinition*, << 78 virtual ~G4MuBremsstrahlungModel();
80 79
81 void InitialiseLocal(const G4ParticleDefinit << 80 virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
82 G4VEmModel* masterModel <<
83 81
84 G4double MinEnergyCut(const G4ParticleDefini << 82 virtual G4double MinEnergyCut(const G4ParticleDefinition*,
85 const G4MaterialCutsCo << 83 const G4MaterialCutsCouple*);
86 84
87 G4double ComputeCrossSectionPerAtom( << 85 virtual G4double ComputeCrossSectionPerAtom(
88 const G4ParticleDefinition*, 86 const G4ParticleDefinition*,
89 G4double kineticEnergy, 87 G4double kineticEnergy,
90 G4double Z, G4double A, 88 G4double Z, G4double A,
91 G4double cutEnergy, 89 G4double cutEnergy,
92 G4double maxEnergy) override; << 90 G4double maxEnergy);
93 91
94 G4double ComputeDEDXPerVolume(const G4Materi << 92 virtual G4double ComputeDEDXPerVolume(const G4Material*,
95 const G4Partic 93 const G4ParticleDefinition*,
96 G4double kinet 94 G4double kineticEnergy,
97 G4double cutEn << 95 G4double cutEnergy);
98 96
99 void SampleSecondaries(std::vector<G4Dynamic << 97 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
100 const G4MaterialCutsC << 98 const G4MaterialCutsCouple*,
101 const G4DynamicParticle*, << 99 const G4DynamicParticle*,
102 G4double tmin, << 100 G4double tmin,
103 G4double maxEnergy) override; << 101 G4double maxEnergy);
104 102
105 inline void SetLowestKineticEnergy(G4double 103 inline void SetLowestKineticEnergy(G4double e);
106 104
107 G4double MinPrimaryEnergy(const G4Material*, <<
108 G4double) override <<
109 <<
110 // hide assignment operator <<
111 G4MuBremsstrahlungModel & <<
112 operator=(const G4MuBremsstrahlungModel & <<
113 G4MuBremsstrahlungModel(const G4MuBremsstra <<
114 <<
115 protected: 105 protected:
116 106
117 G4double ComputMuBremLoss(G4double Z, G4doub 107 G4double ComputMuBremLoss(G4double Z, G4double tkin, G4double cut);
118 108
119 G4double ComputeMicroscopicCrossSection(G4do 109 G4double ComputeMicroscopicCrossSection(G4double tkin,
120 G4double Z, 110 G4double Z,
121 G4double cut); 111 G4double cut);
122 112
123 virtual G4double ComputeDMicroscopicCrossSec 113 virtual G4double ComputeDMicroscopicCrossSection(G4double tkin,
124 G4double Z, 114 G4double Z,
125 G4double gammaEnergy); 115 G4double gammaEnergy);
126 116
127 void SetParticle(const G4ParticleDefinition* << 117 inline void SetParticle(const G4ParticleDefinition*);
>> 118
>> 119 private:
>> 120
>> 121 G4DataVector* ComputePartialSumSigma(const G4Material* material,
>> 122 G4double tkin, G4double cut);
>> 123
>> 124 const G4Element* SelectRandomAtom(const G4MaterialCutsCouple* couple) const;
>> 125
>> 126 // hide assignment operator
>> 127 G4MuBremsstrahlungModel & operator=(const G4MuBremsstrahlungModel &right);
>> 128 G4MuBremsstrahlungModel(const G4MuBremsstrahlungModel&);
128 129
129 protected: 130 protected:
130 131
131 const G4ParticleDefinition* particle = nullp << 132 const G4ParticleDefinition* particle;
132 G4ParticleDefinition* theGamma = nullptr; << 133 G4NistManager* nist;
133 G4ParticleChangeForLoss* fParticleChange = n << 134 G4double mass;
134 G4NistManager* nist = nullptr; << 135 G4double rmass;
135 << 136 G4double cc;
136 G4double mass = 1.0; << 137 G4double coeff;
137 G4double rmass = 1.0; <<
138 G4double cc = 1.0; <<
139 G4double coeff = 1.0; <<
140 G4double sqrte; 138 G4double sqrte;
141 G4double bh = 202.4; << 139 G4double bh;
142 G4double bh1 = 446.; << 140 G4double bh1;
143 G4double btf = 183.; << 141 G4double btf;
144 G4double btf1 = 1429.; << 142 G4double btf1;
>> 143
>> 144 private:
>> 145
>> 146 G4ParticleDefinition* theGamma;
>> 147 G4ParticleChangeForLoss* fParticleChange;
145 148
>> 149 G4double highKinEnergy;
>> 150 G4double lowKinEnergy;
146 G4double lowestKinEnergy; 151 G4double lowestKinEnergy;
147 G4double minThreshold; 152 G4double minThreshold;
148 153
149 static const G4double xgi[6]; << 154 std::vector<G4DataVector*> partialSumSigma;
150 static const G4double wgi[6]; <<
151 static G4double fDN[93]; <<
152 }; 155 };
153 156
154 //....oooOO0OOooo........oooOO0OOooo........oo 157 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
155 158
156 inline void G4MuBremsstrahlungModel::SetLowest 159 inline void G4MuBremsstrahlungModel::SetLowestKineticEnergy(G4double e)
157 { 160 {
158 lowestKinEnergy = e; 161 lowestKinEnergy = e;
>> 162 }
>> 163
>> 164 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 165
>> 166 inline
>> 167 void G4MuBremsstrahlungModel::SetParticle(const G4ParticleDefinition* p)
>> 168 {
>> 169 if(!particle) {
>> 170 particle = p;
>> 171 mass = particle->GetPDGMass();
>> 172 rmass=mass/electron_mass_c2 ;
>> 173 cc=classic_electr_radius/rmass ;
>> 174 coeff= 16.*fine_structure_const*cc*cc/3. ;
>> 175 }
159 } 176 }
160 177
161 //....oooOO0OOooo........oooOO0OOooo........oo 178 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
162 179
163 #endif 180 #endif
164 181