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G4BraggModel.hh
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25 //
26 //
27 // -------------------------------------------------------------------
28 //
29 // GEANT4 Class header file
30 //
31 //
32 // File name: G4BraggModel
33 //
34 // Author: Vladimir Ivanchenko
35 //
36 // Creation date: 03.01.2002
37 //
38 // Modifications:
39 // 23-12-02 V.Ivanchenko change interface in order to moveto cut per region
40 // 24-01-03 Make models region aware (V.Ivanchenko)
41 // 13-02-03 Add name (V.Ivanchenko)
42 // 12-11-03 Fix for GenericIons (V.Ivanchenko)
43 // 11-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
44 // 15-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma)
45 // 25-04-06 Added stopping data from PSTAR (V.Ivanchenko)
46 // 12-08-08 Added methods GetParticleCharge, GetChargeSquareRatio,
47 // CorrectionsAlongStep needed for ions(V.Ivanchenko)
48 
49 //
50 // Class Description:
51 //
52 // Implementation of energy loss and delta-electron production
53 // by heavy slow charged particles using ICRU'49 and NIST evaluated data
54 // for protons
55 
56 // -------------------------------------------------------------------
57 //
58 
59 #ifndef G4BraggModel_h
60 #define G4BraggModel_h 1
61 
63 
64 #include "G4VEmModel.hh"
65 #include "G4PSTARStopping.hh"
66 
68 class G4EmCorrections;
70 
71 class G4BraggModel : public G4VEmModel
72 {
73 
74 public:
75 
76  explicit G4BraggModel(const G4ParticleDefinition* p = nullptr,
77  const G4String& nam = "Bragg");
78 
79  virtual ~G4BraggModel();
80 
81  virtual void Initialise(const G4ParticleDefinition*,
82  const G4DataVector&) override;
83 
85  const G4ParticleDefinition*,
86  G4double kineticEnergy,
87  G4double cutEnergy,
88  G4double maxEnergy);
89 
91  const G4ParticleDefinition*,
92  G4double kineticEnergy,
94  G4double cutEnergy,
95  G4double maxEnergy) override;
96 
98  const G4ParticleDefinition*,
99  G4double kineticEnergy,
100  G4double cutEnergy,
101  G4double maxEnergy) override;
102 
104  const G4ParticleDefinition*,
105  G4double kineticEnergy,
106  G4double cutEnergy) override;
107 
108  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
109  const G4MaterialCutsCouple*,
110  const G4DynamicParticle*,
111  G4double tmin,
112  G4double maxEnergy) override;
113 
114  // Compute ion charge
116  const G4Material*,
117  G4double kineticEnergy) override;
118 
120  const G4Material* mat,
121  G4double kineticEnergy) override;
122 
123 protected:
124 
126  G4double kinEnergy) final;
127 
128  inline G4double GetChargeSquareRatio() const;
129 
130  inline void SetChargeSquareRatio(G4double val);
131 
132 private:
133 
134  inline void SetParticle(const G4ParticleDefinition* p);
135 
136  void HasMaterial(const G4Material* material);
137 
138  G4double StoppingPower(const G4Material* material,
139  G4double kineticEnergy);
140 
142  G4double kineticEnergy) const;
143 
144  G4double DEDX(const G4Material* material, G4double kineticEnergy);
145 
146  G4bool MolecIsInZiegler1988(const G4Material* material);
147 
148  G4double ChemicalFactor(G4double kineticEnergy, G4double eloss125) const;
149 
150  // hide assignment operator
151  G4BraggModel & operator=(const G4BraggModel &right) = delete;
152  G4BraggModel(const G4BraggModel&) = delete;
153 
155 
161 
164 
173  G4double expStopPower125; // Experimental Stopping power at 125keV
174 
175  G4int iMolecula; // index in the molecula's table
176  G4int iPSTAR; // index in PSTAR
179 };
180 
181 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
182 
184 {
185  particle = p;
186  mass = particle->GetPDGMass();
187  spin = particle->GetPDGSpin();
189  chargeSquare = q*q;
192 }
193 
195 {
196  return chargeSquare;
197 }
198 
200 {
201  chargeSquare = val;
202 }
203 
204 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
205 
206 #endif