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25 //
26 //
27 // Author: Sebastien Incerti
28 // 30 October 2008
29 // on base of G4LowEnergyPhotoElectric developed by A.Forti and M.G.Pia
30 //
31 // 15 Mar 2010 L. Pandola, removed methods to set explicitly fluorescence cuts.
32 // Main cuts from G4ProductionCutsTable are always used
33 // 30 May 2011 A Mantero & V Ivanchenko Migration to model design for deexcitation
34 // 22 Oct 2012 A & V Ivanchenko Migration data structure to G4PhysicsVector
35 // 1 June 2017 M Bandieramonte
36
37 #ifndef G4LivermorePhotoElectricModel_h
38 #define G4LivermorePhotoElectricModel_h 1
39
40 #include "G4ElementData.hh"
41 #include "G4VEmModel.hh"
42
43 #include <vector>
44
45 class G4ParticleChangeForGamma;
46 class G4VAtomDeexcitation;
47 class G4PhysicsFreeVector;
48
49 class G4LivermorePhotoElectricModel : public G4VEmModel
50 {
51 public:
52 explicit G4LivermorePhotoElectricModel(const G4String& nam = "LivermorePhElectric");
53
54 ~G4LivermorePhotoElectricModel() override;
55
56 void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
57
58 G4double CrossSectionPerVolume(const G4Material*, const G4ParticleDefinition*,
59 G4double energy, G4double cutEnergy = 0.0,
60 G4double maxEnergy = DBL_MAX) override;
61
62 G4double ComputeCrossSectionPerAtom(const G4ParticleDefinition*, G4double energy,
63 G4double Z, G4double A = 0, G4double cut = 0,
64 G4double emax = DBL_MAX) override;
65
66 void SampleSecondaries(std::vector<G4DynamicParticle*>*,
67 const G4MaterialCutsCouple*, const G4DynamicParticle*,
68 G4double tmin, G4double maxEnergy) override;
69
70 void InitialiseForElement(const G4ParticleDefinition*, G4int Z) override;
71
72 [[maybe_unused]] inline void SetLimitNumberOfShells(G4int n) { nShellLimit = n; };
73 G4double GetBindingEnergy(G4int Z, G4int shell);
74
75 G4LivermorePhotoElectricModel& operator=
76 (const G4LivermorePhotoElectricModel& right) = delete;
77 G4LivermorePhotoElectricModel(const G4LivermorePhotoElectricModel&) = delete;
78
79 protected:
80 G4ParticleChangeForGamma* fParticleChange = nullptr;
81
82 private:
83 void ReadData(const G4int Z);
84
85 const G4String& FindDirectoryPath();
86
87 void InitialiseOnFly(G4int Z);
88
89 const G4ParticleDefinition* theGamma;
90 const G4ParticleDefinition* theElectron;
91 G4VAtomDeexcitation* fAtomDeexcitation{nullptr};
92
93 static constexpr G4int ZMAXPE{101}; // 101 because Z range is 1-100
94 static G4ElementData* fCrossSection;
95 static G4ElementData* fCrossSectionLE;
96 static std::vector<G4double>* fParamHigh[ZMAXPE];
97 static std::vector<G4double>* fParamLow[ZMAXPE];
98 static G4int fNShells[ZMAXPE];
99 static G4int fNShellsUsed[ZMAXPE];
100 static G4Material* fWater;
101 static G4double fWaterEnergyLimit;
102 static G4String fDataDirectory;
103
104 std::vector<G4double> fSandiaCof;
105
106 G4double fCurrSection{0.0};
107 G4int verboseLevel;
108 G4int nShellLimit{100};
109 G4bool fDeexcitationActive{false};
110 G4bool isInitializer{false};
111 };
112
113 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
114
115 #endif
116