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G4ICRU49NuclearStoppingModel.hh
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25 //
26 //
27 // -------------------------------------------------------------------
28 //
29 //
30 // GEANT4 Class header file
31 //
32 //
33 // File name: G4ICRU49NuclearStoppingModel
34 //
35 // Author: V.Ivanchenko
36 //
37 // Creation date: 20.07.2009
38 //
39 // Modifications:
40 //
41 //
42 // Class Description:
43 //
44 // Implementation of the ICRU'49 model of nuclear stopping
45 
46 // -------------------------------------------------------------------
47 //
48 
49 #ifndef G4ICRU49NuclearStoppingModel_h
50 #define G4ICRU49NuclearStoppingModel_h 1
51 
52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 
54 #include "G4VEmModel.hh"
55 #include "G4Threading.hh"
56 
57 class G4ParticleChangeForLoss;
58 class G4Pow;
59 
60 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
61 
62 class G4ICRU49NuclearStoppingModel : public G4VEmModel
63 {
64 
65 public:
66 
67  explicit G4ICRU49NuclearStoppingModel(const G4String& nam =
68  "ICRU49NucStopping");
69 
70  virtual ~G4ICRU49NuclearStoppingModel();
71 
72  virtual void Initialise(const G4ParticleDefinition*,
73  const G4DataVector&) final;
74 
75  // main method to compute dEdx
76  virtual G4double ComputeDEDXPerVolume(const G4Material*,
77  const G4ParticleDefinition*,
78  G4double kineticEnergy,
79  G4double cutEnergy = DBL_MAX) final;
80 
81  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
82  const G4MaterialCutsCouple*,
83  const G4DynamicParticle*,
84  G4double, G4double) final;
85 
86 private:
87 
88  void InitialiseArray();
89 
90  G4double NuclearStoppingPower(G4double kineticEnergy,
91  G4double Z1, G4double Z2,
92  G4double A1, G4double A2);
93 
94  // hide assignment operator
95  G4ICRU49NuclearStoppingModel & operator=
96  (const G4ICRU49NuclearStoppingModel &right) = delete;
97  G4ICRU49NuclearStoppingModel(const G4ICRU49NuclearStoppingModel&) = delete;
98 
99  G4Pow* g4calc;
100  G4double theZieglerFactor;
101  static G4double Z23[100];
102 
103 #ifdef G4MULTITHREADED
104  static G4Mutex ICRU49NuclearMutex;
105 #endif
106 };
107 
108 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
109 
110 #endif
111