| 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 //
>> 27 //
25 // 28 //
26 // G4PAIySection.hh -- header file 29 // G4PAIySection.hh -- header file
27 // 30 //
28 // 31 //
29 // Preparation of ionizing collision cross sec 32 // Preparation of ionizing collision cross section according to Photo Absorption
30 // Ionization (PAI) model for simulation of io 33 // Ionization (PAI) model for simulation of ionization energy losses in very thin
31 // absorbers. Author: Vladimir.Grichine@cern.c 34 // absorbers. Author: Vladimir.Grichine@cern.ch
32 // 35 //
33 // History: 36 // History:
34 // 37 //
35 // 01.10.07, V.Ivanchenko create using V.Grich 38 // 01.10.07, V.Ivanchenko create using V.Grichine G4PAIxSection class
36 // 21.11.10, V.Grichine fVerbose and SetVerb 39 // 21.11.10, V.Grichine fVerbose and SetVerbose added
37 // 28.10.11, V.Ivanchenko Migration of excepti 40 // 28.10.11, V.Ivanchenko Migration of exceptions to the new design
38 41
39 #ifndef G4PAIYSECTION_HH 42 #ifndef G4PAIYSECTION_HH
40 #define G4PAIYSECTION_HH 43 #define G4PAIYSECTION_HH
41 44
42 #include "G4ios.hh" 45 #include "G4ios.hh"
43 #include "globals.hh" 46 #include "globals.hh"
44 #include "Randomize.hh" 47 #include "Randomize.hh"
45 48
46 #include "G4SandiaTable.hh" 49 #include "G4SandiaTable.hh"
47 50
48 class G4PAIySection 51 class G4PAIySection
49 { 52 {
50 public: 53 public:
51 54
52 explicit G4PAIySection(); 55 explicit G4PAIySection();
53 56
54 ~G4PAIySection() = default; 57 ~G4PAIySection() = default;
55 58
56 void Initialize(const G4Material* material, 59 void Initialize(const G4Material* material, G4double maxEnergyTransfer,
57 G4double betaGammaSq, G4Sand 60 G4double betaGammaSq, G4SandiaTable*);
58 61
59 void ComputeLowEnergyCof(const G4Material* m 62 void ComputeLowEnergyCof(const G4Material* material);
60 63
61 void InitPAI(); 64 void InitPAI();
62 65
63 void NormShift( G4double betaGammaSq ); 66 void NormShift( G4double betaGammaSq );
64 67
65 void SplainPAI( G4double betaGammaSq ); 68 void SplainPAI( G4double betaGammaSq );
66 69
67 // Physical methods 70 // Physical methods
68 G4double RutherfordIntegral( G4int intervalN 71 G4double RutherfordIntegral( G4int intervalNumber,
69 G4double limitL 72 G4double limitLow,
70 G4double limitH 73 G4double limitHigh );
71 74
72 G4double ImPartDielectricConst( G4int interv 75 G4double ImPartDielectricConst( G4int intervalNumber,
73 G4double ene 76 G4double energy );
74 77
75 G4double RePartDielectricConst(G4double ener 78 G4double RePartDielectricConst(G4double energy);
76 79
77 G4double DifPAIySection( G4int intervalNumbe 80 G4double DifPAIySection( G4int intervalNumber,
78 G4double betaGammaS 81 G4double betaGammaSq );
79 82
80 G4double PAIdNdxCerenkov( G4int intervalNumb 83 G4double PAIdNdxCerenkov( G4int intervalNumber,
81 G4double betaGamma 84 G4double betaGammaSq );
82 85
83 G4double PAIdNdxPlasmon( G4int intervalNumbe 86 G4double PAIdNdxPlasmon( G4int intervalNumber,
84 G4double betaGammaS 87 G4double betaGammaSq );
85 88
86 void IntegralPAIySection(); 89 void IntegralPAIySection();
87 void IntegralCerenkov(); 90 void IntegralCerenkov();
88 void IntegralPlasmon(); 91 void IntegralPlasmon();
89 92
90 G4double SumOverInterval(G4int intervalNumbe 93 G4double SumOverInterval(G4int intervalNumber);
91 G4double SumOverIntervaldEdx(G4int intervalN 94 G4double SumOverIntervaldEdx(G4int intervalNumber);
92 G4double SumOverInterCerenkov(G4int interval 95 G4double SumOverInterCerenkov(G4int intervalNumber);
93 G4double SumOverInterPlasmon(G4int intervalN 96 G4double SumOverInterPlasmon(G4int intervalNumber);
94 97
95 G4double SumOverBorder( G4int intervalNumber 98 G4double SumOverBorder( G4int intervalNumber,
96 G4double energy 99 G4double energy );
97 G4double SumOverBorderdEdx( G4int intervalNu 100 G4double SumOverBorderdEdx( G4int intervalNumber,
98 G4double energy 101 G4double energy );
99 G4double SumOverBordCerenkov( G4int interval 102 G4double SumOverBordCerenkov( G4int intervalNumber,
100 G4double energ 103 G4double energy );
101 G4double SumOverBordPlasmon( G4int intervalN 104 G4double SumOverBordPlasmon( G4int intervalNumber,
102 G4double energy 105 G4double energy );
103 106
104 G4double GetStepEnergyLoss( G4double step ); 107 G4double GetStepEnergyLoss( G4double step );
105 G4double GetStepCerenkovLoss( G4double step 108 G4double GetStepCerenkovLoss( G4double step );
106 G4double GetStepPlasmonLoss( G4double step ) 109 G4double GetStepPlasmonLoss( G4double step );
107 110
108 G4double GetLorentzFactor(G4int j) const; 111 G4double GetLorentzFactor(G4int j) const;
109 112
110 // Inline access functions 113 // Inline access functions
111 114
112 inline G4int GetNumberOfGammas() const { ret 115 inline G4int GetNumberOfGammas() const { return fNumberOfGammas; }
113 116
114 inline G4int GetSplineSize() const { return 117 inline G4int GetSplineSize() const { return fSplineNumber; }
115 118
116 inline G4int GetIntervalNumber() const { ret 119 inline G4int GetIntervalNumber() const { return fIntervalNumber; }
117 120
118 inline G4double GetEnergyInterval(G4int i){ 121 inline G4double GetEnergyInterval(G4int i){ return fEnergyInterval[i]; }
119 122
120 inline G4double GetDifPAIySection(G4int i){ 123 inline G4double GetDifPAIySection(G4int i){ return fDifPAIySection[i]; }
121 inline G4double GetPAIdNdxCrenkov(G4int i){ 124 inline G4double GetPAIdNdxCrenkov(G4int i){ return fdNdxCerenkov[i]; }
122 inline G4double GetPAIdNdxPlasmon(G4int i){ 125 inline G4double GetPAIdNdxPlasmon(G4int i){ return fdNdxPlasmon[i]; }
123 126
124 inline G4double GetMeanEnergyLoss() const {r 127 inline G4double GetMeanEnergyLoss() const {return fIntegralPAIySection[0]; }
125 inline G4double GetMeanCerenkovLoss() const 128 inline G4double GetMeanCerenkovLoss() const {return fIntegralCerenkov[0]; }
126 inline G4double GetMeanPlasmonLoss() const { 129 inline G4double GetMeanPlasmonLoss() const {return fIntegralPlasmon[0]; }
127 130
128 inline G4double GetNormalizationCof() const 131 inline G4double GetNormalizationCof() const { return fNormalizationCof; }
129 132
130 inline G4double GetPAItable(G4int i,G4int j) 133 inline G4double GetPAItable(G4int i,G4int j) const;
131 134
132 inline G4double GetSplineEnergy(G4int i) con 135 inline G4double GetSplineEnergy(G4int i) const;
133 136
134 inline G4double GetIntegralPAIySection(G4int 137 inline G4double GetIntegralPAIySection(G4int i) const;
135 inline G4double GetIntegralPAIdEdx(G4int i) 138 inline G4double GetIntegralPAIdEdx(G4int i) const;
136 inline G4double GetIntegralCerenkov(G4int i) 139 inline G4double GetIntegralCerenkov(G4int i) const;
137 inline G4double GetIntegralPlasmon(G4int i) 140 inline G4double GetIntegralPlasmon(G4int i) const;
138 141
139 inline void SetVerbose(G4int v) { fVerbose = 142 inline void SetVerbose(G4int v) { fVerbose = v; };
140 <<
141 G4PAIySection & operator=(const G4PAIySectio <<
142 G4PAIySection(const G4PAIySection&) = delete <<
143 143
144 private : 144 private :
145 145
146 void CallError(G4int i, const G4String& meth 146 void CallError(G4int i, const G4String& methodName) const;
147 147
148 // Local class constants 148 // Local class constants
149 149
150 static const G4double fDelta; // energy shif 150 static const G4double fDelta; // energy shift from interval border = 0.001
151 static const G4double fError; // error in li 151 static const G4double fError; // error in lin-log approximation = 0.005
152 152
153 static G4int fNumberOfGammas; // = 111; 153 static G4int fNumberOfGammas; // = 111;
154 static const G4double fLorentzFactor[112]; 154 static const G4double fLorentzFactor[112]; // static gamma array
155 155
156 static 156 static
157 const G4int fRefGammaNumber; // The number o 157 const G4int fRefGammaNumber; // The number of gamma for creation of spline (15)
158 158
159 G4int fIntervalNumber ; // The number 159 G4int fIntervalNumber ; // The number of energy intervals
160 G4double fNormalizationCof; // Normalizatio 160 G4double fNormalizationCof; // Normalization cof for PhotoAbsorptionXsection
161 161
162 G4double betaBohr; 162 G4double betaBohr;
163 G4double betaBohr4; 163 G4double betaBohr4;
164 164
165 G4double fDensity; // Current den 165 G4double fDensity; // Current density
166 G4double fElectronDensity; // Current ele 166 G4double fElectronDensity; // Current electron (number) density
167 G4double fLowEnergyCof; // Correction 167 G4double fLowEnergyCof; // Correction cof for low energy region
168 G4int fSplineNumber; // Current siz 168 G4int fSplineNumber; // Current size of spline
169 G4int fVerbose; // verbose fla 169 G4int fVerbose; // verbose flag
170 170
171 G4SandiaTable* fSandia; 171 G4SandiaTable* fSandia;
172 172
173 G4DataVector fEnergyInterval; 173 G4DataVector fEnergyInterval;
174 G4DataVector fA1; 174 G4DataVector fA1;
175 G4DataVector fA2; 175 G4DataVector fA2;
176 G4DataVector fA3; 176 G4DataVector fA3;
177 G4DataVector fA4; 177 G4DataVector fA4;
178 178
179 static 179 static
180 const G4int fMaxSplineSize; // Max size of 180 const G4int fMaxSplineSize; // Max size of output splain arrays = 500
181 181
182 G4DataVector fSplineEnergy; // ener 182 G4DataVector fSplineEnergy; // energy points of splain
183 G4DataVector fRePartDielectricConst; // Real 183 G4DataVector fRePartDielectricConst; // Real part of dielectric const
184 G4DataVector fImPartDielectricConst; // Imag 184 G4DataVector fImPartDielectricConst; // Imaginary part of dielectric const
185 G4DataVector fIntegralTerm; // Inte 185 G4DataVector fIntegralTerm; // Integral term in PAI cross section
186 G4DataVector fDifPAIySection; // Diff 186 G4DataVector fDifPAIySection; // Differential PAI cross section
187 G4DataVector fdNdxCerenkov; // dNdx 187 G4DataVector fdNdxCerenkov; // dNdx of Cerenkov collisions
188 G4DataVector fdNdxPlasmon; // dNdx 188 G4DataVector fdNdxPlasmon; // dNdx of Plasmon collisions
189 189
190 G4DataVector fIntegralPAIySection; // Inte 190 G4DataVector fIntegralPAIySection; // Integral PAI cross section ?
191 G4DataVector fIntegralPAIdEdx; // Inte 191 G4DataVector fIntegralPAIdEdx; // Integral PAI dEdx ?
192 G4DataVector fIntegralCerenkov; // Inte 192 G4DataVector fIntegralCerenkov; // Integral Cerenkov N>omega ?
193 G4DataVector fIntegralPlasmon; // Inte 193 G4DataVector fIntegralPlasmon; // Integral Plasmon N>omega ?
194 194
195 G4double fPAItable[500][112]; // Outp 195 G4double fPAItable[500][112]; // Output array
196 }; 196 };
197 197
198 inline G4double G4PAIySection::GetPAItable(G4i 198 inline G4double G4PAIySection::GetPAItable(G4int i, G4int j) const
199 { 199 {
200 return fPAItable[i][j]; 200 return fPAItable[i][j];
201 } 201 }
202 202
203 inline G4double G4PAIySection::GetSplineEnergy 203 inline G4double G4PAIySection::GetSplineEnergy(G4int i) const
204 { 204 {
205 if(i < 1 || i > fSplineNumber) { CallError(i 205 if(i < 1 || i > fSplineNumber) { CallError(i, "GetSplineEnergy"); }
206 return fSplineEnergy[i]; 206 return fSplineEnergy[i];
207 } 207 }
208 208
209 inline G4double G4PAIySection::GetIntegralPAIy 209 inline G4double G4PAIySection::GetIntegralPAIySection(G4int i) const
210 { 210 {
211 if(i < 1 || i > fSplineNumber) { CallError(i 211 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPAIySection"); }
212 return fIntegralPAIySection[i]; 212 return fIntegralPAIySection[i];
213 } 213 }
214 214
215 inline G4double G4PAIySection::GetIntegralPAId 215 inline G4double G4PAIySection::GetIntegralPAIdEdx(G4int i) const
216 { 216 {
217 if(i < 1 || i > fSplineNumber) { CallError(i 217 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPAIdEdx"); }
218 return fIntegralPAIdEdx[i]; 218 return fIntegralPAIdEdx[i];
219 } 219 }
220 220
221 inline G4double G4PAIySection::GetIntegralCere 221 inline G4double G4PAIySection::GetIntegralCerenkov(G4int i) const
222 { 222 {
223 if(i < 1 || i > fSplineNumber) { CallError(i 223 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralCerenkov"); }
224 return fIntegralCerenkov[i]; 224 return fIntegralCerenkov[i];
225 } 225 }
226 226
227 inline G4double G4PAIySection::GetIntegralPlas 227 inline G4double G4PAIySection::GetIntegralPlasmon(G4int i) const
228 { 228 {
229 if(i < 1 || i > fSplineNumber) { CallError(i 229 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPlasmon"); }
230 return fIntegralPlasmon[i]; 230 return fIntegralPlasmon[i];
231 } 231 }
232 232
233 #endif 233 #endif
234 234
235 // ----------------- end of G4PAIySection he 235 // ----------------- end of G4PAIySection header file -------------------
236 236