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1 // 1
2 // *******************************************
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4 // *
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6 // * the Geant4 Collaboration. It is provided
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17 // *
18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
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21 // * any work based on the software) you ag
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23 // * acceptance of all terms of the Geant4 Sof
24 // *******************************************
25 //
26 // author: Vladimir Grichine
27 //
28 // 14.10.12 V. Grichine, fFormFactor was added
29 // 25.05.2011 first implementation
30 //
31 // X ray Rayleigh scattering model based on si
32 // and angular distribution
33 //
34
35 #ifndef G4XrayRayleighModel_h
36 #define G4XrayRayleighModel_h 1
37
38 #include "G4VEmModel.hh"
39 #include "G4ParticleChangeForGamma.hh"
40 #include "G4Gamma.hh"
41
42 class G4XrayRayleighModel : public G4VEmModel
43 {
44
45 public:
46
47 explicit G4XrayRayleighModel(const G4Particl
48 const G4String& nam = "XrayRaylei
49
50 ~G4XrayRayleighModel() override;
51
52 void Initialise(const G4ParticleDefinition*,
53
54 G4double ComputeCrossSectionPerAtom(
55 const G4Partic
56 G4double
57 G4double
58 G4double
59 G4double
60 G4double
61
62 void SampleSecondaries(std::vector<G4Dynamic
63 const G4MaterialCutsCouple*,
64 const G4DynamicParticle*,
65 G4double tmin,
66 G4double maxEnergy) override;
67
68 G4XrayRayleighModel & operator=(const G4Xra
69 G4XrayRayleighModel(const G4XrayRayleighMod
70
71 private:
72
73 G4ParticleChangeForGamma* fParticleChange;
74
75 G4double lowEnergyLimit;
76 G4double highEnergyLimit;
77 G4double fFormFactor;
78
79 G4int verboseLevel;
80 G4bool isInitialised;
81
82 static const G4double fCofA;
83 static const G4double fCofR;
84
85 };
86
87 //....oooOO0OOooo........oooOO0OOooo........oo
88
89 #endif
90