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26 // 26 //
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // 28 //
29 // GEANT4 Class header file 29 // GEANT4 Class header file
30 // 30 //
31 // 31 //
32 // File name: G4AtimaFluctuations 32 // File name: G4AtimaFluctuations
33 // 33 //
34 // Author: Jose Luis Rodriguez Sanchez 34 // Author: Jose Luis Rodriguez Sanchez on base of ATIMA code
35 // 35 //
36 // Creation date: 16.01.2018 36 // Creation date: 16.01.2018
37 // 37 //
38 // Modifications: 38 // Modifications:
39 // 39 //
40 // 40 //
41 // Class Description: 41 // Class Description:
42 // 42 //
43 // Implementation of ion energy loss fluctuati 43 // Implementation of ion energy loss fluctuations
44 // 44 //
45 // ------------------------------------------- 45 // -------------------------------------------------------------------
46 // 46 //
47 47
48 #ifndef G4AtimaFluctuations_h 48 #ifndef G4AtimaFluctuations_h
49 #define G4AtimaFluctuations_h 1 49 #define G4AtimaFluctuations_h 1
50 50
51 51
52 #include "G4VEmFluctuationModel.hh" 52 #include "G4VEmFluctuationModel.hh"
53 #include "G4ParticleDefinition.hh" 53 #include "G4ParticleDefinition.hh"
54 #include "G4UniversalFluctuation.hh" 54 #include "G4UniversalFluctuation.hh"
55 55
56 class G4Pow; 56 class G4Pow;
57 57
58 class G4AtimaFluctuations : public G4VEmFluctu 58 class G4AtimaFluctuations : public G4VEmFluctuationModel
59 { 59 {
60 60
61 public: 61 public:
62 62
63 explicit G4AtimaFluctuations(const G4String& 63 explicit G4AtimaFluctuations(const G4String& nam = "IonFlucAtima");
64 64
65 ~G4AtimaFluctuations() override; 65 ~G4AtimaFluctuations() override;
66 66
67 // Sample fluctuations 67 // Sample fluctuations
68 G4double SampleFluctuations(const G4Material 68 G4double SampleFluctuations(const G4MaterialCutsCouple*,
69 const G4DynamicParticle*, 69 const G4DynamicParticle*,
70 const G4double tcut, 70 const G4double tcut,
71 const G4double tmax, 71 const G4double tmax,
72 const G4double length, 72 const G4double length,
73 const G4double meanLoss) override; 73 const G4double meanLoss) override;
74 74
75 // Compute dispertion 75 // Compute dispertion
76 G4double Dispersion(const G4Material*, 76 G4double Dispersion(const G4Material*,
77 const G4DynamicParticle*, 77 const G4DynamicParticle*,
78 const G4double tcut, 78 const G4double tcut,
79 const G4double tmax, 79 const G4double tmax,
80 const G4double length) override; 80 const G4double length) override;
81 81
82 // Initialisation prerun 82 // Initialisation prerun
83 void InitialiseMe(const G4ParticleDefinition 83 void InitialiseMe(const G4ParticleDefinition*) override;
84 84
85 // Initialisation prestep 85 // Initialisation prestep
86 void SetParticleAndCharge(const G4ParticleDe 86 void SetParticleAndCharge(const G4ParticleDefinition*,
87 G4double q2) override; 87 G4double q2) override;
88 88
89 // hide assignment operator 89 // hide assignment operator
90 G4AtimaFluctuations & operator=(const G4Ati 90 G4AtimaFluctuations & operator=(const G4AtimaFluctuations &right) = delete;
91 G4AtimaFluctuations(const G4AtimaFluctuatio 91 G4AtimaFluctuations(const G4AtimaFluctuations&) = delete;
92 92
93 private: 93 private:
94 94
95 G4double EnergyTable_interpolate(const G4dou 95 G4double EnergyTable_interpolate(const G4double* table,G4double xval, const G4double* y);
96 96
97 const G4ParticleDefinition* particle; 97 const G4ParticleDefinition* particle;
98 98
99 G4Pow* g4calc; 99 G4Pow* g4calc;
100 100
101 G4double particleMass; 101 G4double particleMass;
102 G4double charge; 102 G4double charge;
103 G4double chargeSquare; 103 G4double chargeSquare;
104 G4double effChargeSquare; 104 G4double effChargeSquare;
105 105
106 G4double MLN10; 106 G4double MLN10;
107 G4double atomic_mass_unit; 107 G4double atomic_mass_unit;
108 G4double dedx_constant; 108 G4double dedx_constant;
109 G4double electron_mass; 109 G4double electron_mass;
110 G4double fine_structure; 110 G4double fine_structure;
111 G4double domega2dx_constant; 111 G4double domega2dx_constant;
112 112
113 static G4double stepE; 113 static G4double stepE;
114 static G4double tableE[200]; 114 static G4double tableE[200];
115 static const G4double ls_X_coefficients_a[11 115 static const G4double ls_X_coefficients_a[110][200];
116 static const G4double ls_X_coefficients_ahi[ 116 static const G4double ls_X_coefficients_ahi[110][200];
117 static const G4double element_atomic_weights 117 static const G4double element_atomic_weights[110];
118 118
119 // data members to speed up the fluctuation 119 // data members to speed up the fluctuation calculation
120 G4double minLoss; 120 G4double minLoss;
121 // cash 121 // cash
122 G4double kineticEnergy; 122 G4double kineticEnergy;
123 G4double beta2; 123 G4double beta2;
124 }; 124 };
125 125
126 //....oooOO0OOooo........oooOO0OOooo........oo 126 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
127 127
128 #endif 128 #endif
129 129