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25 //
26 //
27 // -------------------------------------------------------------------
28 //
29 // GEANT4 Class file
30 //
31 //
32 // File name: G4hNuclearStoppingModel
33 //
34 // Author: V.Ivanchenko (Vladimir.Ivanchenko@cern.ch)
35 //
36 // Creation date: 20 July 2000
37 //
38 // Modifications:
39 // 20/07/2000 V.Ivanchenko First implementation
40 //
41 // Class Description:
42 //
43 // Low energy hadrons/ions ionisation parameterisation
44 // Further documentation available from http://www.ge.infn.it/geant4/lowE/
45
46 // -------------------------------------------------------------------
47 //
48
49 #ifndef G4hNuclearStoppingModel_h
50 #define G4hNuclearStoppingModel_h 1
51
52 #include "globals.hh"
53 #include "G4VLowEnergyModel.hh"
54 #include "G4VhNuclearStoppingPower.hh"
55
56 class G4ParticleDefinition;
57 class G4Material;
58 class G4DynamicParticle;
59
60 class G4hNuclearStoppingModel : public G4VLowEnergyModel
61 {
62 public:
63
64 explicit G4hNuclearStoppingModel(const G4String& name);
65
66 ~G4hNuclearStoppingModel() ;
67
68 G4double TheValue(const G4DynamicParticle* particle,
69 const G4Material* material) override;
70
71 G4double TheValue(const G4ParticleDefinition* aParticle,
72 const G4Material* material,
73 G4double kineticEnergy) override;
74
75 G4double HighEnergyLimit(const G4ParticleDefinition* ,
76 const G4Material* ) const override
77 {return highEnergyLimit;};
78
79 G4double LowEnergyLimit(const G4ParticleDefinition* ,
80 const G4Material* ) const override
81 {return lowEnergyLimit;};
82
83 G4double HighEnergyLimit(const G4ParticleDefinition* ) const override
84 {return highEnergyLimit;};
85
86 G4double LowEnergyLimit(const G4ParticleDefinition* ) const override
87 {return lowEnergyLimit;};
88
89 G4bool IsInCharge(const G4DynamicParticle* ,
90 const G4Material* ) const override
91 {return true;};
92
93 G4bool IsInCharge(const G4ParticleDefinition* ,
94 const G4Material* ) const override
95 {return true;};
96
97 void SetNuclearStoppingFluctuationsOn()
98 {nStopingPowerTable->SetNuclearStoppingFluctuationsOn();};
99
100 void SetNuclearStoppingFluctuationsOff()
101 {nStopingPowerTable->SetNuclearStoppingFluctuationsOff();};
102
103 G4hNuclearStoppingModel(G4hNuclearStoppingModel &) = delete;
104 G4hNuclearStoppingModel & operator=(const G4hNuclearStoppingModel &right) = delete;
105
106 private:
107 void InitializeMe();
108
109 G4double StoppingPower(const G4Material* material,
110 G4double kineticEnergy,
111 G4double z1,
112 G4double m1) const;
113
114 // Pointer to the parametrisation class
115 G4VhNuclearStoppingPower* nStopingPowerTable;
116 G4String modelName;
117
118 G4double factorPDG2AMU; // Factor to convert PDG mass unit
119 // into AMU
120
121 G4double theZieglerFactor; // Factor to convert the Stopping Power
122 // unit [ev/(10^15 atoms/cm^2]
123 // into the Geant4 dE/dx unit
124 G4double lowEnergyLimit;
125 G4double highEnergyLimit;
126 };
127
128 #endif
129