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25 // 25 //
26 // G4eSingleCoulombScatteringModel.hh 26 // G4eSingleCoulombScatteringModel.hh
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // 28 //
29 // GEANT4 Class header file 29 // GEANT4 Class header file
30 // 30 //
31 // File name: G4eSingleCoulombScatteringMod 31 // File name: G4eSingleCoulombScatteringModel
32 // 32 //
33 // Author: Cristina Consolandi 33 // Author: Cristina Consolandi
34 // 34 //
35 // Creation date: 20.10.2011 35 // Creation date: 20.10.2011
36 // 36 //
37 // Class Description: 37 // Class Description:
38 // Single Scattering model for electron-n 38 // Single Scattering model for electron-nuclei interaction.
39 // Suitable for high energy electrons and 39 // Suitable for high energy electrons and low scattering angles.
40 // 40 //
41 // Reference: 41 // Reference:
42 // M.J. Boschini et al. 42 // M.J. Boschini et al.
43 // "Non Ionizing Energy Loss induced by E 43 // "Non Ionizing Energy Loss induced by Electrons in the Space Environment"
44 // Proc. of the 13th International Confe 44 // Proc. of the 13th International Conference on Particle Physics and Advanced Technology
45 // (13th ICPPAT, Como 3-7/10/2011), Worl 45 // (13th ICPPAT, Como 3-7/10/2011), World Scientific (Singapore).
46 // Available at: http://arxiv.org/abs/111 46 // Available at: http://arxiv.org/abs/1111.4042v4
47 // 47 //
48 // 48 //
49 // ------------------------------------------- 49 // -------------------------------------------------------------------
50 // 50 //
51 51
52 #ifndef G4eSingleCoulombScatteringModel_h 52 #ifndef G4eSingleCoulombScatteringModel_h
53 #define G4eSingleCoulombScatteringModel_h 1 53 #define G4eSingleCoulombScatteringModel_h 1
54 54
55 #include "G4VEmModel.hh" 55 #include "G4VEmModel.hh"
56 #include "globals.hh" 56 #include "globals.hh"
57 #include "G4ScreeningMottCrossSection.hh" 57 #include "G4ScreeningMottCrossSection.hh"
58 58
59 #include <vector> 59 #include <vector>
60 60
61 class G4ParticleChangeForGamma; 61 class G4ParticleChangeForGamma;
62 class G4ParticleDefinition; 62 class G4ParticleDefinition;
63 class G4IonTable; 63 class G4IonTable;
64 class G4Nistmanager; 64 class G4Nistmanager;
65 65
66 class G4eSingleCoulombScatteringModel : public 66 class G4eSingleCoulombScatteringModel : public G4VEmModel
67 { 67 {
68 68
69 public: 69 public:
70 70
71 explicit G4eSingleCoulombScatteringModel(con 71 explicit G4eSingleCoulombScatteringModel(const G4String& nam = "eSingleCoulombScat");
72 72
73 ~G4eSingleCoulombScatteringModel() override; << 73 virtual ~G4eSingleCoulombScatteringModel();
74 74
75 void Initialise(const G4ParticleDefinition*, << 75 virtual void Initialise(const G4ParticleDefinition*,
>> 76 const G4DataVector&) final;
76 77
77 void InitialiseLocal(const G4ParticleDefinit << 78 virtual void InitialiseLocal(const G4ParticleDefinition*,
78 G4VEmModel* masterModel) final; << 79 G4VEmModel* masterModel) final;
79 80
80 G4double ComputeCrossSectionPerAtom( << 81 virtual G4double ComputeCrossSectionPerAtom(
81 const G4Partic 82 const G4ParticleDefinition*,
82 G4double kinEnergy, 83 G4double kinEnergy,
83 G4double Z, 84 G4double Z,
84 G4double A, 85 G4double A,
85 G4double cut, 86 G4double cut,
86 G4double emax) final; 87 G4double emax) final;
87 88
88 void SampleSecondaries(std::vector<G4Dynamic << 89 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
89 const G4MaterialCutsCouple*, << 90 const G4MaterialCutsCouple*,
90 const G4DynamicParticle*, << 91 const G4DynamicParticle*,
91 G4double tmin, << 92 G4double tmin,
92 G4double maxEnergy) final; << 93 G4double maxEnergy) final;
93 94
94 inline void SetRecoilThreshold(G4double eth) 95 inline void SetRecoilThreshold(G4double eth);
95 << 96 inline void SetXSectionModel(const G4String& model);
96 void SetXSectionModel(const G4String& model) <<
97 <<
98 // hide assignment operator <<
99 G4eSingleCoulombScatteringModel & operator= <<
100 (const G4eSingleCoulombScatteringModel &righ <<
101 G4eSingleCoulombScatteringModel(const G4eSin <<
102 97
103 private: 98 private:
104 99
105 inline void DefineMaterial(const G4MaterialC 100 inline void DefineMaterial(const G4MaterialCutsCouple*);
106 inline void SetupParticle(const G4ParticleDe 101 inline void SetupParticle(const G4ParticleDefinition*);
107 102
>> 103 // hide assignment operator
>> 104 G4eSingleCoulombScatteringModel & operator=
>> 105 (const G4eSingleCoulombScatteringModel &right) = delete;
>> 106 G4eSingleCoulombScatteringModel(const G4eSingleCoulombScatteringModel&) = delete;
>> 107
108 G4IonTable* theIonTable; 108 G4IonTable* theIonTable;
109 G4ParticleChangeForGamma* fParticleChange; 109 G4ParticleChangeForGamma* fParticleChange;
110 G4NistManager* fNistManager; 110 G4NistManager* fNistManager;
111 G4ScreeningMottCrossSection* Mottcross; 111 G4ScreeningMottCrossSection* Mottcross;
112 const G4ParticleDefinition* particle; <<
113 112
114 const std::vector<G4double>* pCuts; 113 const std::vector<G4double>* pCuts;
115 const G4MaterialCutsCouple* currentCouple; 114 const G4MaterialCutsCouple* currentCouple;
116 const G4Material* currentMaterial; 115 const G4Material* currentMaterial;
117 const G4Element* currentElement; 116 const G4Element* currentElement;
>> 117 G4int currentMaterialIndex;
118 118
119 G4int currentMaterialInd << 119 G4double cosThetaMin;
>> 120 G4double recoilThreshold;
120 G4int FormFactor; 121 G4int FormFactor;
121 G4int XSectionModel; 122 G4int XSectionModel;
122 123
123 G4double cosThetaMin; << 124 // projectile
124 G4double recoilThreshold; << 125 const G4ParticleDefinition* particle;
125 G4double mass; 126 G4double mass;
126 G4double lowEnergyLimit; 127 G4double lowEnergyLimit;
127 128
128 }; 129 };
129 130
130 //....oooOO0OOooo........oooOO0OOooo........oo 131 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
131 132
132 inline void 133 inline void
133 G4eSingleCoulombScatteringModel::DefineMateria 134 G4eSingleCoulombScatteringModel::DefineMaterial(const G4MaterialCutsCouple* cup)
134 { 135 {
135 if(cup != currentCouple) { 136 if(cup != currentCouple) {
136 currentCouple = cup; 137 currentCouple = cup;
137 currentMaterial = cup->GetMaterial(); 138 currentMaterial = cup->GetMaterial();
138 currentMaterialIndex = currentCouple->GetI 139 currentMaterialIndex = currentCouple->GetIndex();
139 } 140 }
140 } 141 }
141 142
142 //....oooOO0OOooo........oooOO0OOooo........oo 143 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
143 144
144 inline void 145 inline void
145 G4eSingleCoulombScatteringModel::SetupParticle 146 G4eSingleCoulombScatteringModel::SetupParticle(const G4ParticleDefinition* p)
146 { 147 {
147 if(p != particle) { 148 if(p != particle) {
148 particle = p; 149 particle = p;
149 mass = particle->GetPDGMass(); 150 mass = particle->GetPDGMass();
150 Mottcross->SetupParticle(p); 151 Mottcross->SetupParticle(p);
151 } 152 }
152 } 153 }
153 //....oooOO0OOooo........oooOO0OOooo........oo 154 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
154 155
155 inline void G4eSingleCoulombScatteringModel::S 156 inline void G4eSingleCoulombScatteringModel::SetRecoilThreshold(G4double eth)
156 { 157 {
157 recoilThreshold = eth; 158 recoilThreshold = eth;
>> 159 }
>> 160
>> 161 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 162
>> 163 inline void G4eSingleCoulombScatteringModel::SetXSectionModel(const G4String& model)
>> 164 {
>> 165 if(model == "fast") { XSectionModel=1; }
>> 166 else if(model == "precise") { XSectionModel=0; }
>> 167 else { G4cout<<"G4eSingleCoulombScatteringModel WARNING: "<<model
>> 168 <<" : G4eSingleScatteringModel x-section model is not valid"<<G4endl;}
158 } 169 }
159 170
160 //....oooOO0OOooo........oooOO0OOooo........oo 171 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
161 172
162 #endif 173 #endif
163 174