| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
>> 25 //
>> 26 // $Id: G4IonisParamMat.hh 81374 2014-05-27 13:07:25Z gcosmo $
>> 27 //
25 28
26 // class description 29 // class description
27 // 30 //
28 // The class contains few (physical) quantitie 31 // The class contains few (physical) quantities related to the Ionisation
29 // process, for a material defined by its poin 32 // process, for a material defined by its pointer G4Material*
30 // 33 //
>> 34
>> 35 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
>> 36
31 // 09-07-98: data moved from G4Material (mma) 37 // 09-07-98: data moved from G4Material (mma)
32 // 09-03-01: copy constructor and assignement 38 // 09-03-01: copy constructor and assignement operator in public (mma)
33 // 28-10-02: add setMeanExcitationEnergy (V.Iv 39 // 28-10-02: add setMeanExcitationEnergy (V.Ivanchenko)
34 // 27-09-07: add computation of parameters for 40 // 27-09-07: add computation of parameters for ions (V.Ivanchenko)
35 // 04-03-08: add fBirks constant (mma) 41 // 04-03-08: add fBirks constant (mma)
36 // 16-01-19, add exact computation of the dens << 42
>> 43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
37 44
38 #ifndef G4IonisParamMat_HH 45 #ifndef G4IonisParamMat_HH
39 #define G4IonisParamMat_HH 46 #define G4IonisParamMat_HH
40 47
41 #include "G4DensityEffectCalculator.hh" <<
42 #include "G4ios.hh" 48 #include "G4ios.hh"
43 #include "globals.hh" 49 #include "globals.hh"
44 50
45 class G4Material; << 51 class G4Material; // forward declaration
46 class G4DensityEffectData; 52 class G4DensityEffectData;
47 53
48 class G4IonisParamMat << 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
49 { <<
50 public: <<
51 G4IonisParamMat(const G4Material*); <<
52 ~G4IonisParamMat(); <<
53 G4IonisParamMat& operator=(const G4IonisPara <<
54 G4IonisParamMat(const G4IonisParamMat&) = de <<
55 <<
56 // parameters for mean energy loss calculati <<
57 inline G4double GetMeanExcitationEnergy() co <<
58 55
59 void SetMeanExcitationEnergy(G4double value) << 56 class G4IonisParamMat // with description
60 G4double FindMeanExcitationEnergy(const G4Ma << 57 {
>> 58 public:
61 59
62 inline G4double GetLogMeanExcEnergy() const << 60 G4IonisParamMat(G4Material*);
63 inline G4double* GetShellCorrectionVector() << 61 virtual ~G4IonisParamMat();
64 inline G4double GetTaul() const { return fTa <<
65 62
>> 63 //
>> 64 // retrieval methods
>> 65 //
>> 66
>> 67 // parameters for mean energy loss calculation:
>> 68 G4double GetMeanExcitationEnergy() const {return fMeanExcitationEnergy;};
>> 69 void SetMeanExcitationEnergy(G4double value);
>> 70 G4double FindMeanExcitationEnergy(const G4String& chFormula);
>> 71 G4double GetLogMeanExcEnergy() const {return fLogMeanExcEnergy;};
>> 72 G4double* GetShellCorrectionVector() const {return fShellCorrectionVector;};
>> 73 G4double GetTaul() const {return fTaul;};
>> 74
66 // parameters of the density correction: 75 // parameters of the density correction:
67 inline G4double GetPlasmaEnergy() const { re << 76 G4double GetPlasmaEnergy() const {return fPlasmaEnergy;};
68 inline G4double GetAdjustmentFactor() const << 77 G4double GetAdjustmentFactor() const {return fAdjustmentFactor;};
69 inline G4double GetCdensity() const { return << 78 G4double GetCdensity() const {return fCdensity;};
70 inline G4double GetMdensity() const { return << 79 G4double GetMdensity() const {return fMdensity;};
71 inline G4double GetAdensity() const { return << 80 G4double GetAdensity() const {return fAdensity;};
72 inline G4double GetX0density() const { retur << 81 G4double GetX0density() const {return fX0density;};
73 inline G4double GetX1density() const { retur << 82 G4double GetX1density() const {return fX1density;};
74 inline G4double GetD0density() const { retur << 83 G4double GetD0density() const {return fD0density;};
75 << 84
76 // user defined density correction parameter <<
77 void SetDensityEffectParameters( <<
78 G4double cd, G4double md, G4double ad, G4d <<
79 <<
80 // defined density correction parameterisati <<
81 void SetDensityEffectParameters(const G4Mate <<
82 <<
83 void ComputeDensityEffectOnFly(G4bool); <<
84 <<
85 inline G4DensityEffectCalculator* GetDensity <<
86 { <<
87 return fDensityEffectCalc; <<
88 } <<
89 <<
90 // compute density correction as a function 85 // compute density correction as a function of the kinematic variable
91 // x = log10(beta*gamma) using parameterisat << 86 // x = log10(beta*gamma)
92 inline G4double DensityCorrection(G4double x << 87 inline G4double DensityCorrection(G4double x);
93 { <<
94 return (nullptr == fDensityEffectCalc) ? G <<
95 : f <<
96 } <<
97 <<
98 // use parameterisation <<
99 G4double GetDensityCorrection(G4double x) co <<
100 <<
101 static G4DensityEffectData* GetDensityEffect 88 static G4DensityEffectData* GetDensityEffectData();
102 89
103 // parameters of the energy loss fluctuation 90 // parameters of the energy loss fluctuation model:
104 inline G4double GetF1fluct() const { return << 91 G4double GetF1fluct() const {return fF1fluct;};
105 inline G4double GetF2fluct() const { return << 92 G4double GetF2fluct() const {return fF2fluct;};
106 inline G4double GetEnergy1fluct() const { re << 93 G4double GetEnergy1fluct() const {return fEnergy1fluct;};
107 inline G4double GetLogEnergy1fluct() const { << 94 G4double GetLogEnergy1fluct() const {return fLogEnergy1fluct;};
108 inline G4double GetEnergy2fluct() const { re << 95 G4double GetEnergy2fluct() const {return fEnergy2fluct;};
109 inline G4double GetLogEnergy2fluct() const { << 96 G4double GetLogEnergy2fluct() const {return fLogEnergy2fluct;};
110 inline G4double GetEnergy0fluct() const { re << 97 G4double GetEnergy0fluct() const {return fEnergy0fluct;};
111 inline G4double GetRateionexcfluct() const { << 98 G4double GetRateionexcfluct() const {return fRateionexcfluct;};
112 99
113 // parameters for ion corrections computatio 100 // parameters for ion corrections computations
114 inline G4double GetZeffective() const { retu << 101 G4double GetZeffective() const {return fZeff;};
115 inline G4double GetFermiEnergy() const { ret << 102 G4double GetFermiEnergy() const {return fFermiEnergy;};
116 inline G4double GetLFactor() const { return << 103 G4double GetLFactor() const {return fLfactor;};
117 inline G4double GetInvA23() const { return f << 104 G4double GetInvA23() const {return fInvA23;};
118 << 105
119 // parameters for Birks attenuation: 106 // parameters for Birks attenuation:
120 inline void SetBirksConstant(G4double value) << 107 void SetBirksConstant(G4double value) {fBirks = value;};
121 inline G4double GetBirksConstant() const { r << 108 G4double GetBirksConstant() const {return fBirks;};
122 109
123 // parameters for average energy per ion << 110 // parameters for average energy per ion
124 inline void SetMeanEnergyPerIonPair(G4double << 111 void SetMeanEnergyPerIonPair(G4double value) {fMeanEnergyPerIon = value;};
125 inline G4double GetMeanEnergyPerIonPair() co << 112 G4double GetMeanEnergyPerIonPair() const {return fMeanEnergyPerIon;};
126 << 113
127 // parameter for sampling of positron annihi <<
128 inline void SetOrtoPositroniumFraction(G4dou <<
129 inline G4double GetOrtoPositroniumFraction() <<
130 <<
131 <<
132 // operators 114 // operators
133 G4bool operator==(const G4IonisParamMat&) co << 115 G4IonisParamMat& operator=(const G4IonisParamMat&);
134 G4bool operator!=(const G4IonisParamMat&) co << 116 G4int operator==(const G4IonisParamMat&) const;
>> 117 G4int operator!=(const G4IonisParamMat&) const;
>> 118
>> 119 G4IonisParamMat(__void__&);
>> 120 // Fake default constructor for usage restricted to direct object
>> 121 // persistency for clients requiring preallocation of memory for
>> 122 // persistifiable objects.
135 123
136 private: << 124 private:
>> 125
137 // Compute mean parameters : ExcitationEnerg 126 // Compute mean parameters : ExcitationEnergy,Shell corretion vector ...
138 void ComputeMeanParameters(); 127 void ComputeMeanParameters();
139 128
140 // Compute parameters for the density effect 129 // Compute parameters for the density effect
141 void ComputeDensityEffectParameters(); << 130 void ComputeDensityEffect();
142 131
143 // Compute parameters for the energy fluctua 132 // Compute parameters for the energy fluctuation model
144 void ComputeFluctModel(); 133 void ComputeFluctModel();
145 134
146 // Compute parameters for ion parameterizati 135 // Compute parameters for ion parameterizations
147 void ComputeIonParameters(); 136 void ComputeIonParameters();
148 137
149 // << 138 G4IonisParamMat(const G4IonisParamMat&);
150 // data members <<
151 // <<
152 const G4Material* fMaterial; // this materi <<
153 139
154 G4DensityEffectCalculator* fDensityEffectCal << 140 //
155 G4double* fShellCorrectionVector; // shell << 141 // data members
>> 142 //
>> 143 G4Material* fMaterial; // this material
156 144
157 // parameters for mean energy loss calculati 145 // parameters for mean energy loss calculation
158 G4double fMeanExcitationEnergy; // << 146 G4double fMeanExcitationEnergy; //
159 G4double fLogMeanExcEnergy; // << 147 G4double fLogMeanExcEnergy; //
160 G4double fTaul; // lower limit of Bethe-Blo << 148 G4double* fShellCorrectionVector; // shell correction coefficients
>> 149 G4double fTaul; // lower limit of Bethe-Bloch formula
161 150
162 // parameters of the density correction 151 // parameters of the density correction
163 G4double fCdensity; // mat.constant << 152 G4double fCdensity; // mat.constant
164 G4double fMdensity; // exponent << 153 G4double fMdensity; // exponent
165 G4double fAdensity; // << 154 G4double fAdensity; //
166 G4double fX0density; // << 155 G4double fX0density; //
167 G4double fX1density; // << 156 G4double fX1density; //
168 G4double fD0density; 157 G4double fD0density;
169 158
170 G4double fPlasmaEnergy; 159 G4double fPlasmaEnergy;
171 G4double fAdjustmentFactor; 160 G4double fAdjustmentFactor;
172 161
173 // parameters of the energy loss fluctuation 162 // parameters of the energy loss fluctuation model
174 G4double fF1fluct; << 163 G4double fF1fluct;
175 G4double fF2fluct; << 164 G4double fF2fluct;
176 G4double fEnergy1fluct; 165 G4double fEnergy1fluct;
177 G4double fLogEnergy1fluct; 166 G4double fLogEnergy1fluct;
178 G4double fEnergy2fluct; 167 G4double fEnergy2fluct;
179 G4double fLogEnergy2fluct; 168 G4double fLogEnergy2fluct;
180 G4double fEnergy0fluct; 169 G4double fEnergy0fluct;
181 G4double fRateionexcfluct; 170 G4double fRateionexcfluct;
182 171
183 // parameters for ion corrections computatio 172 // parameters for ion corrections computations
184 G4double fZeff; 173 G4double fZeff;
185 G4double fFermiEnergy; 174 G4double fFermiEnergy;
186 G4double fLfactor; 175 G4double fLfactor;
187 G4double fInvA23; 176 G4double fInvA23;
188 << 177
189 // parameter for Birks attenuation 178 // parameter for Birks attenuation
190 G4double fBirks; 179 G4double fBirks;
191 // average energy per ion pair 180 // average energy per ion pair
192 G4double fMeanEnergyPerIon; 181 G4double fMeanEnergyPerIon;
193 G4double twoln10; <<
194 // parameter for sampling of positron annihi <<
195 G4double fOrtoPositroniumFraction{0.035}; <<
196 182
197 // static data created only once 183 // static data created only once
198 static G4DensityEffectData* fDensityData; 184 static G4DensityEffectData* fDensityData;
>> 185 G4double twoln10;
199 }; 186 };
>> 187
>> 188 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... ....oooOO0OOooo....
>> 189
>> 190 inline G4double G4IonisParamMat::DensityCorrection(G4double x)
>> 191 {
>> 192 // x = log10(beta*gamma)
>> 193
>> 194 G4double y = 0.0;
>> 195 if(x < fX0density) {
>> 196 if(fD0density > 0.0) { y = fD0density*std::pow(10.,2*(x - fX0density)); }
>> 197 } else if(x >= fX1density) { y = twoln10*x - fCdensity; }
>> 198 else {y = twoln10*x - fCdensity + fAdensity*std::pow(fX1density - x, fMdensity);}
>> 199 return y;
>> 200 }
200 201
201 #endif 202 #endif
202 203