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2 | // ******************************************************************** |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4LivermorePolarizedRayleighModel.hh,v 1.3 2009/05/02 15:20:52 sincerti Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03 $ |
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28 | // |
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29 | |
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30 | #ifndef G4LivermorePolarizedRayleighModel_h |
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31 | #define G4LivermorePolarizedRayleighModel_h 1 |
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32 | |
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33 | #include "G4VEmModel.hh" |
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34 | #include "G4ParticleChangeForGamma.hh" |
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35 | #include "G4CrossSectionHandler.hh" |
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36 | #include "G4LogLogInterpolation.hh" |
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37 | #include "G4CompositeEMDataSet.hh" |
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38 | #include "G4Gamma.hh" |
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39 | |
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40 | class G4LivermorePolarizedRayleighModel : public G4VEmModel |
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41 | { |
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42 | |
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43 | public: |
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44 | |
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45 | G4LivermorePolarizedRayleighModel(const G4ParticleDefinition* p = 0, |
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46 | const G4String& nam = "LivermorePolarizedRayleigh"); |
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47 | |
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48 | virtual ~G4LivermorePolarizedRayleighModel(); |
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49 | |
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50 | virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&); |
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51 | |
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52 | virtual G4double ComputeCrossSectionPerAtom( |
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53 | const G4ParticleDefinition*, |
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54 | G4double kinEnergy, |
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55 | G4double Z, |
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56 | G4double A=0, |
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57 | G4double cut=0, |
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58 | G4double emax=DBL_MAX); |
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59 | |
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60 | virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*, |
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61 | const G4MaterialCutsCouple*, |
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62 | const G4DynamicParticle*, |
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63 | G4double tmin, |
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64 | G4double maxEnergy); |
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65 | |
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66 | protected: |
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67 | |
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68 | G4ParticleChangeForGamma* fParticleChange; |
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69 | |
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70 | private: |
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71 | |
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72 | G4double lowEnergyLimit; |
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73 | G4double highEnergyLimit; |
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74 | |
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75 | G4int verboseLevel; |
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76 | G4bool isInitialised; |
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77 | |
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78 | G4VCrossSectionHandler* crossSectionHandler; |
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79 | G4VEMDataSet* formFactorData; |
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80 | |
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81 | // Generates \f$cos \left ( \theta\right )\f$ of the scattered photon |
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82 | // incomingPhotonEnergy The energy of the incoming photon |
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83 | // zAtom Atomic number |
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84 | // \f$cos \left ( \theta\right )\f$ |
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85 | G4double GenerateCosTheta(G4double incomingPhotonEnergy, G4int zAtom) const; |
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86 | |
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87 | // Generates \f$\phi\f$ of the scattered photon |
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88 | // cosTheta \f$cos \left ( \theta\right )\f$ of the scattered photon |
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89 | // \f$\phi\f$ |
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90 | G4double GeneratePhi(G4double cosTheta) const; |
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91 | |
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92 | // Generates the polarization direction \f$\beta\f$ in the plane x, y relative to the x direction |
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93 | // \f$\beta\f$ |
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94 | G4double GeneratePolarizationAngle(void) const; |
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95 | |
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96 | G4ThreeVector GetPhotonPolarization(const G4DynamicParticle& photon); |
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97 | |
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98 | G4LivermorePolarizedRayleighModel & operator=(const G4LivermorePolarizedRayleighModel &right); |
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99 | G4LivermorePolarizedRayleighModel(const G4LivermorePolarizedRayleighModel&); |
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100 | |
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101 | }; |
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102 | |
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103 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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104 | |
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105 | #endif |
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