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25 // 25 //
26 // ------------------------------------------- 26 // -------------------------------------------------------------------
27 // 27 //
28 // Geant4 Class header file 28 // Geant4 Class header file
29 // 29 //
30 // File name: G4PolarizedAnnihilationModel 30 // File name: G4PolarizedAnnihilationModel
31 // 31 //
32 // Author: Andreas Schaelicke and Pavel 32 // Author: Andreas Schaelicke and Pavel Starovoitov
33 // 33 //
34 // Class Description: 34 // Class Description:
35 // Implementation of polarized gamma Annihil 35 // Implementation of polarized gamma Annihilation scattering on free electron
36 // 36 //
37 // ------------------------------------------- 37 // -------------------------------------------------------------------
38 38
39 #ifndef G4PolarizedAnnihilationModel_h 39 #ifndef G4PolarizedAnnihilationModel_h
40 #define G4PolarizedAnnihilationModel_h 1 40 #define G4PolarizedAnnihilationModel_h 1
41 41
42 #include "globals.hh" 42 #include "globals.hh"
43 #include "G4eeToTwoGammaModel.hh" 43 #include "G4eeToTwoGammaModel.hh"
44 #include "G4ThreeVector.hh" 44 #include "G4ThreeVector.hh"
45 #include "G4StokesVector.hh" 45 #include "G4StokesVector.hh"
46 46
47 class G4DynamicParticle; 47 class G4DynamicParticle;
48 class G4MaterialCutsCouple; 48 class G4MaterialCutsCouple;
49 class G4ParticleChangeForGamma; 49 class G4ParticleChangeForGamma;
50 class G4ParticleDefinition; 50 class G4ParticleDefinition;
51 class G4PolarizedAnnihilationXS; 51 class G4PolarizedAnnihilationXS;
52 52
53 class G4PolarizedAnnihilationModel : public G4 53 class G4PolarizedAnnihilationModel : public G4eeToTwoGammaModel
54 { 54 {
55 public: 55 public:
56 explicit G4PolarizedAnnihilationModel( 56 explicit G4PolarizedAnnihilationModel(
57 const G4ParticleDefinition* p = nullptr, 57 const G4ParticleDefinition* p = nullptr,
58 const G4String& nam = "Polarized 58 const G4String& nam = "Polarized-Annihilation");
59 59
60 virtual ~G4PolarizedAnnihilationModel() over 60 virtual ~G4PolarizedAnnihilationModel() override;
61 61
62 virtual void Initialise(const G4ParticleDefi 62 virtual void Initialise(const G4ParticleDefinition*,
63 const G4DataVector&) 63 const G4DataVector&) override;
64 64
65 virtual G4double ComputeCrossSectionPerElect 65 virtual G4double ComputeCrossSectionPerElectron(G4double kinEnergy) override;
66 66
67 void ComputeAsymmetriesPerElectron(G4double 67 void ComputeAsymmetriesPerElectron(G4double gammaEnergy, G4double& valueX,
68 G4double& 68 G4double& valueA, G4double& valueT);
69 69
70 virtual void SampleSecondaries(std::vector<G 70 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
71 const G4Mater 71 const G4MaterialCutsCouple*,
72 const G4Dynam 72 const G4DynamicParticle*, G4double tmin,
73 G4double maxE 73 G4double maxEnergy) final;
74 74
75 // polarized routines 75 // polarized routines
76 inline void SetTargetPolarization(const G4Th 76 inline void SetTargetPolarization(const G4ThreeVector& pTarget);
77 inline void SetBeamPolarization(const G4Thre 77 inline void SetBeamPolarization(const G4ThreeVector& pBeam);
78 inline const G4ThreeVector& GetTargetPolariz 78 inline const G4ThreeVector& GetTargetPolarization() const;
79 inline const G4ThreeVector& GetBeamPolarizat 79 inline const G4ThreeVector& GetBeamPolarization() const;
80 inline const G4ThreeVector& GetFinalGamma1Po 80 inline const G4ThreeVector& GetFinalGamma1Polarization() const;
81 inline const G4ThreeVector& GetFinalGamma2Po 81 inline const G4ThreeVector& GetFinalGamma2Polarization() const;
82 82
83 G4PolarizedAnnihilationModel& operator 83 G4PolarizedAnnihilationModel& operator =(
84 const G4PolarizedAnnihilationModel& right) 84 const G4PolarizedAnnihilationModel& right) = delete;
85 G4PolarizedAnnihilationModel(const G4Polariz 85 G4PolarizedAnnihilationModel(const G4PolarizedAnnihilationModel&) = delete;
86 86
87 private: 87 private:
88 G4PolarizedAnnihilationXS* fCrossSectionCalc 88 G4PolarizedAnnihilationXS* fCrossSectionCalculator;
89 G4ParticleChangeForGamma* fParticleChange; 89 G4ParticleChangeForGamma* fParticleChange;
90 90
91 // incoming 91 // incoming
92 G4StokesVector fBeamPolarization; // posi 92 G4StokesVector fBeamPolarization; // positron
93 G4StokesVector fTargetPolarization; // elec 93 G4StokesVector fTargetPolarization; // electron
94 // outgoing 94 // outgoing
95 G4StokesVector fFinalGamma1Polarization; 95 G4StokesVector fFinalGamma1Polarization;
96 G4StokesVector fFinalGamma2Polarization; 96 G4StokesVector fFinalGamma2Polarization;
97 97
98 G4int fVerboseLevel; 98 G4int fVerboseLevel;
99 }; 99 };
100 100
101 //....oooOO0OOooo........oooOO0OOooo........oo 101 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
102 102
103 inline void G4PolarizedAnnihilationModel::SetT 103 inline void G4PolarizedAnnihilationModel::SetTargetPolarization(
104 const G4ThreeVector& pTarget) 104 const G4ThreeVector& pTarget)
105 { 105 {
106 fTargetPolarization = G4StokesVector(pTarget 106 fTargetPolarization = G4StokesVector(pTarget);
107 } 107 }
108 inline void G4PolarizedAnnihilationModel::SetB 108 inline void G4PolarizedAnnihilationModel::SetBeamPolarization(
109 const G4ThreeVector& pBeam) 109 const G4ThreeVector& pBeam)
110 { 110 {
111 fBeamPolarization = G4StokesVector(pBeam); 111 fBeamPolarization = G4StokesVector(pBeam);
112 } 112 }
113 inline const G4ThreeVector& 113 inline const G4ThreeVector&
114 G4PolarizedAnnihilationModel::GetTargetPolariz 114 G4PolarizedAnnihilationModel::GetTargetPolarization() const
115 { 115 {
116 return fTargetPolarization; 116 return fTargetPolarization;
117 } 117 }
118 inline const G4ThreeVector& G4PolarizedAnnihil 118 inline const G4ThreeVector& G4PolarizedAnnihilationModel::GetBeamPolarization()
119 const 119 const
120 { 120 {
121 return fBeamPolarization; 121 return fBeamPolarization;
122 } 122 }
123 inline const G4ThreeVector& 123 inline const G4ThreeVector&
124 G4PolarizedAnnihilationModel::GetFinalGamma1Po 124 G4PolarizedAnnihilationModel::GetFinalGamma1Polarization() const
125 { 125 {
126 return fFinalGamma1Polarization; 126 return fFinalGamma1Polarization;
127 } 127 }
128 inline const G4ThreeVector& 128 inline const G4ThreeVector&
129 G4PolarizedAnnihilationModel::GetFinalGamma2Po 129 G4PolarizedAnnihilationModel::GetFinalGamma2Polarization() const
130 { 130 {
131 return fFinalGamma2Polarization; 131 return fFinalGamma2Polarization;
132 } 132 }
133 133
134 #endif 134 #endif
135 135