source: trunk/source/processes/electromagnetic/lowenergy/include/G4DNAScreenedRutherfordElasticModel.hh @ 991

Last change on this file since 991 was 966, checked in by garnier, 15 years ago

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26// $Id: G4DNAScreenedRutherfordElasticModel.hh,v 1.1 2009/01/12 14:26:03 sincerti Exp $
27// GEANT4 tag $Name: geant4-09-02-ref-02 $
28//
29
30#ifndef G4DNAScreenedRutherfordElasticModel_h
31#define G4DNAScreenedRutherfordElasticModel_h 1
32
33#include "G4VEmModel.hh"
34#include "G4ParticleChangeForGamma.hh"
35#include "G4ProductionCutsTable.hh"
36
37class G4DNAScreenedRutherfordElasticModel : public G4VEmModel
38{
39
40public:
41
42  G4DNAScreenedRutherfordElasticModel(const G4ParticleDefinition* p = 0, 
43                          const G4String& nam = "DNAScreenedRutherfordElasticModel");
44
45  virtual ~G4DNAScreenedRutherfordElasticModel();
46
47  virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
48
49  virtual G4double CrossSectionPerVolume(const G4Material* material,
50                                           const G4ParticleDefinition* p,
51                                           G4double ekin,
52                                           G4double emin,
53                                           G4double emax);
54
55  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
56                                 const G4MaterialCutsCouple*,
57                                 const G4DynamicParticle*,
58                                 G4double tmin,
59                                 G4double maxEnergy);
60
61protected:
62
63  G4ParticleChangeForGamma* fParticleChangeForGamma;
64
65private:
66
67  G4double killBelowEnergy; 
68  G4double lowEnergyLimit; 
69  G4double lowEnergyLimitOfModel; 
70  G4double intermediateEnergyLimit; 
71  G4double highEnergyLimit; 
72  G4bool isInitialised;
73  G4int verboseLevel;
74 
75  // Cross section
76 
77  G4double RutherfordCrossSection(G4double energy, G4double z);
78 
79  G4double ScreeningFactor(G4double energy, G4double z);
80 
81  // Final state according to Brenner & Zaider
82
83  G4double BrennerZaiderRandomizeCosTheta(G4double k);
84  G4double CalculatePolynomial(G4double k, std::vector<G4double>& vec);
85  std::vector<G4double> betaCoeff;
86  std::vector<G4double> deltaCoeff;
87  std::vector<G4double> gamma035_10Coeff;
88  std::vector<G4double> gamma10_100Coeff;
89  std::vector<G4double> gamma100_200Coeff;
90   
91  // Final state according to Screened Rutherford
92
93  G4double ScreenedRutherfordRandomizeCosTheta(G4double k, G4double z);
94
95  // Test water material
96   
97  G4bool flagMaterialIsWater;
98  G4double densityWater;
99   
100  //
101   
102  G4DNAScreenedRutherfordElasticModel & operator=(const  G4DNAScreenedRutherfordElasticModel &right);
103  G4DNAScreenedRutherfordElasticModel(const  G4DNAScreenedRutherfordElasticModel&);
104
105};
106
107//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
108
109#endif
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