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>> 25 //
>> 26 //
>> 27 // $Id: G4PAIySection.hh,v 1.3 2010-11-21 10:55:44 grichine Exp $
>> 28 // GEANT4 tag $Name: not supported by cvs2svn $
>> 29 //
25 // 30 //
26 // G4PAIySection.hh -- header file 31 // G4PAIySection.hh -- header file
27 // 32 //
28 // 33 //
29 // Preparation of ionizing collision cross sec 34 // Preparation of ionizing collision cross section according to Photo Absorption
30 // Ionization (PAI) model for simulation of io 35 // Ionization (PAI) model for simulation of ionization energy losses in very thin
31 // absorbers. Author: Vladimir.Grichine@cern.c 36 // absorbers. Author: Vladimir.Grichine@cern.ch
32 // 37 //
33 // History: 38 // History:
34 // 39 //
35 // 01.10.07, V.Ivanchenko create using V.Grich 40 // 01.10.07, V.Ivanchenko create using V.Grichine G4PAIxSection class
36 // 21.11.10, V.Grichine fVerbose and SetVerb 41 // 21.11.10, V.Grichine fVerbose and SetVerbose added
37 // 28.10.11, V.Ivanchenko Migration of excepti 42 // 28.10.11, V.Ivanchenko Migration of exceptions to the new design
38 43
39 #ifndef G4PAIYSECTION_HH 44 #ifndef G4PAIYSECTION_HH
40 #define G4PAIYSECTION_HH 45 #define G4PAIYSECTION_HH
41 46
42 #include "G4ios.hh" 47 #include "G4ios.hh"
43 #include "globals.hh" 48 #include "globals.hh"
44 #include "Randomize.hh" 49 #include "Randomize.hh"
45 50
46 #include "G4SandiaTable.hh" 51 #include "G4SandiaTable.hh"
47 52
48 class G4PAIySection 53 class G4PAIySection
49 { 54 {
50 public: 55 public:
51 56
52 explicit G4PAIySection(); << 57 G4PAIySection();
53 << 58
54 ~G4PAIySection() = default; << 59 ~G4PAIySection();
55 << 60
56 void Initialize(const G4Material* material, << 61 void Initialize(const G4Material* material,
57 G4double betaGammaSq, G4Sand << 62 G4double maxEnergyTransfer,
58 << 63 G4double betaGammaSq);
59 void ComputeLowEnergyCof(const G4Material* m << 64
>> 65 void ComputeLowEnergyCof(const G4Material* material);
60 66
61 void InitPAI(); 67 void InitPAI();
62 68
63 void NormShift( G4double betaGammaSq ); 69 void NormShift( G4double betaGammaSq );
64 70
65 void SplainPAI( G4double betaGammaSq ); 71 void SplainPAI( G4double betaGammaSq );
66 << 72
67 // Physical methods 73 // Physical methods
68 G4double RutherfordIntegral( G4int intervalN 74 G4double RutherfordIntegral( G4int intervalNumber,
69 G4double limitL << 75 G4double limitLow,
70 G4double limitH << 76 G4double limitHigh );
71 77
72 G4double ImPartDielectricConst( G4int interv 78 G4double ImPartDielectricConst( G4int intervalNumber,
73 G4double ene << 79 G4double energy );
74 80
75 G4double RePartDielectricConst(G4double ener 81 G4double RePartDielectricConst(G4double energy);
76 82
77 G4double DifPAIySection( G4int intervalNumbe 83 G4double DifPAIySection( G4int intervalNumber,
78 G4double betaGammaS << 84 G4double betaGammaSq );
79 85
80 G4double PAIdNdxCerenkov( G4int intervalNumb 86 G4double PAIdNdxCerenkov( G4int intervalNumber,
81 G4double betaGamma << 87 G4double betaGammaSq );
82 88
83 G4double PAIdNdxPlasmon( G4int intervalNumbe 89 G4double PAIdNdxPlasmon( G4int intervalNumber,
84 G4double betaGammaS << 90 G4double betaGammaSq );
85 91
86 void IntegralPAIySection(); 92 void IntegralPAIySection();
87 void IntegralCerenkov(); 93 void IntegralCerenkov();
88 void IntegralPlasmon(); 94 void IntegralPlasmon();
89 95
90 G4double SumOverInterval(G4int intervalNumbe 96 G4double SumOverInterval(G4int intervalNumber);
91 G4double SumOverIntervaldEdx(G4int intervalN 97 G4double SumOverIntervaldEdx(G4int intervalNumber);
92 G4double SumOverInterCerenkov(G4int interval 98 G4double SumOverInterCerenkov(G4int intervalNumber);
93 G4double SumOverInterPlasmon(G4int intervalN 99 G4double SumOverInterPlasmon(G4int intervalNumber);
94 100
95 G4double SumOverBorder( G4int intervalNumber 101 G4double SumOverBorder( G4int intervalNumber,
96 G4double energy << 102 G4double energy );
97 G4double SumOverBorderdEdx( G4int intervalNu 103 G4double SumOverBorderdEdx( G4int intervalNumber,
98 G4double energy << 104 G4double energy );
99 G4double SumOverBordCerenkov( G4int interval 105 G4double SumOverBordCerenkov( G4int intervalNumber,
100 G4double energ << 106 G4double energy );
101 G4double SumOverBordPlasmon( G4int intervalN 107 G4double SumOverBordPlasmon( G4int intervalNumber,
102 G4double energy << 108 G4double energy );
103 109
104 G4double GetStepEnergyLoss( G4double step ); 110 G4double GetStepEnergyLoss( G4double step );
105 G4double GetStepCerenkovLoss( G4double step 111 G4double GetStepCerenkovLoss( G4double step );
106 G4double GetStepPlasmonLoss( G4double step ) 112 G4double GetStepPlasmonLoss( G4double step );
107 << 113
108 G4double GetLorentzFactor(G4int j) const; <<
109 <<
110 // Inline access functions 114 // Inline access functions
111 115
112 inline G4int GetNumberOfGammas() const { ret 116 inline G4int GetNumberOfGammas() const { return fNumberOfGammas; }
113 << 117
114 inline G4int GetSplineSize() const { return 118 inline G4int GetSplineSize() const { return fSplineNumber; }
115 << 119
116 inline G4int GetIntervalNumber() const { ret 120 inline G4int GetIntervalNumber() const { return fIntervalNumber; }
117 121
118 inline G4double GetEnergyInterval(G4int i){ 122 inline G4double GetEnergyInterval(G4int i){ return fEnergyInterval[i]; }
119 123
120 inline G4double GetDifPAIySection(G4int i){ 124 inline G4double GetDifPAIySection(G4int i){ return fDifPAIySection[i]; }
121 inline G4double GetPAIdNdxCrenkov(G4int i){ 125 inline G4double GetPAIdNdxCrenkov(G4int i){ return fdNdxCerenkov[i]; }
122 inline G4double GetPAIdNdxPlasmon(G4int i){ 126 inline G4double GetPAIdNdxPlasmon(G4int i){ return fdNdxPlasmon[i]; }
123 << 127
124 inline G4double GetMeanEnergyLoss() const {r 128 inline G4double GetMeanEnergyLoss() const {return fIntegralPAIySection[0]; }
125 inline G4double GetMeanCerenkovLoss() const 129 inline G4double GetMeanCerenkovLoss() const {return fIntegralCerenkov[0]; }
126 inline G4double GetMeanPlasmonLoss() const { 130 inline G4double GetMeanPlasmonLoss() const {return fIntegralPlasmon[0]; }
127 131
128 inline G4double GetNormalizationCof() const 132 inline G4double GetNormalizationCof() const { return fNormalizationCof; }
129 133
130 inline G4double GetPAItable(G4int i,G4int j) 134 inline G4double GetPAItable(G4int i,G4int j) const;
131 << 135
>> 136 inline G4double GetLorentzFactor(G4int i) const;
>> 137
132 inline G4double GetSplineEnergy(G4int i) con 138 inline G4double GetSplineEnergy(G4int i) const;
133 << 139
134 inline G4double GetIntegralPAIySection(G4int 140 inline G4double GetIntegralPAIySection(G4int i) const;
135 inline G4double GetIntegralPAIdEdx(G4int i) 141 inline G4double GetIntegralPAIdEdx(G4int i) const;
136 inline G4double GetIntegralCerenkov(G4int i) 142 inline G4double GetIntegralCerenkov(G4int i) const;
137 inline G4double GetIntegralPlasmon(G4int i) 143 inline G4double GetIntegralPlasmon(G4int i) const;
138 144
139 inline void SetVerbose(G4int v) { fVerbose = 145 inline void SetVerbose(G4int v) { fVerbose = v; };
140 146
141 G4PAIySection & operator=(const G4PAIySectio <<
142 G4PAIySection(const G4PAIySection&) = delete <<
143 <<
144 private : 147 private :
145 148
146 void CallError(G4int i, const G4String& meth 149 void CallError(G4int i, const G4String& methodName) const;
147 150
148 // Local class constants 151 // Local class constants
149 152
150 static const G4double fDelta; // energy shif 153 static const G4double fDelta; // energy shift from interval border = 0.001
151 static const G4double fError; // error in li 154 static const G4double fError; // error in lin-log approximation = 0.005
152 155
153 static G4int fNumberOfGammas; // = 111; << 156 static G4int fNumberOfGammas; // = 111;
154 static const G4double fLorentzFactor[112]; 157 static const G4double fLorentzFactor[112]; // static gamma array
155 158
156 static 159 static
157 const G4int fRefGammaNumber; // The number o << 160 const G4int fRefGammaNumber ; // The number of gamma for creation of spline (15)
158 <<
159 G4int fIntervalNumber ; // The number <<
160 G4double fNormalizationCof; // Normalizatio <<
161 161
162 G4double betaBohr; << 162 G4int fIntervalNumber ; // The number of energy intervals
163 G4double betaBohr4; << 163 G4double fNormalizationCof; // Normalization cof for PhotoAbsorptionXsection
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 G4double fEnergyInterval[500];
174 G4DataVector fA1; << 174 G4double fA1[500];
175 G4DataVector fA2; << 175 G4double fA2[500];
176 G4DataVector fA3; << 176 G4double fA3[500];
177 G4DataVector fA4; << 177 G4double fA4[500];
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 G4double fSplineEnergy[500]; // energy points of splain
183 G4DataVector fRePartDielectricConst; // Real << 183 G4double fRePartDielectricConst[500]; // Real part of dielectric const
184 G4DataVector fImPartDielectricConst; // Imag << 184 G4double fImPartDielectricConst[500]; // Imaginary part of dielectric const
185 G4DataVector fIntegralTerm; // Inte << 185 G4double fIntegralTerm[500]; // Integral term in PAI cross section
186 G4DataVector fDifPAIySection; // Diff << 186 G4double fDifPAIySection[500]; // Differential PAI cross section
187 G4DataVector fdNdxCerenkov; // dNdx << 187 G4double fdNdxCerenkov[500]; // dNdx of Cerenkov collisions
188 G4DataVector fdNdxPlasmon; // dNdx << 188 G4double fdNdxPlasmon[500]; // dNdx of Plasmon collisions
189 << 189
190 G4DataVector fIntegralPAIySection; // Inte << 190 G4double fIntegralPAIySection[500]; // Integral PAI cross section ?
191 G4DataVector fIntegralPAIdEdx; // Inte << 191 G4double fIntegralPAIdEdx[500]; // Integral PAI dEdx ?
192 G4DataVector fIntegralCerenkov; // Inte << 192 G4double fIntegralCerenkov[500]; // Integral Cerenkov N>omega ?
193 G4DataVector fIntegralPlasmon; // Inte << 193 G4double fIntegralPlasmon[500]; // Integral Plasmon N>omega ?
>> 194
>> 195 G4double fPAItable[500][112]; // Output array
194 196
195 G4double fPAItable[500][112]; // Outp <<
196 }; 197 };
197 198
>> 199 //////////////// Inline methods //////////////////////////////////
>> 200 //
>> 201
>> 202
198 inline G4double G4PAIySection::GetPAItable(G4i 203 inline G4double G4PAIySection::GetPAItable(G4int i, G4int j) const
199 { 204 {
200 return fPAItable[i][j]; 205 return fPAItable[i][j];
201 } 206 }
202 207
>> 208 inline G4double G4PAIySection::GetLorentzFactor(G4int j) const
>> 209 {
>> 210 return fLorentzFactor[j];
>> 211 }
>> 212
203 inline G4double G4PAIySection::GetSplineEnergy 213 inline G4double G4PAIySection::GetSplineEnergy(G4int i) const
204 { 214 {
205 if(i < 1 || i > fSplineNumber) { CallError(i 215 if(i < 1 || i > fSplineNumber) { CallError(i, "GetSplineEnergy"); }
206 return fSplineEnergy[i]; 216 return fSplineEnergy[i];
207 } 217 }
208 << 218
209 inline G4double G4PAIySection::GetIntegralPAIy 219 inline G4double G4PAIySection::GetIntegralPAIySection(G4int i) const
210 { 220 {
211 if(i < 1 || i > fSplineNumber) { CallError(i 221 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPAIySection"); }
212 return fIntegralPAIySection[i]; 222 return fIntegralPAIySection[i];
213 } 223 }
214 224
215 inline G4double G4PAIySection::GetIntegralPAId 225 inline G4double G4PAIySection::GetIntegralPAIdEdx(G4int i) const
216 { 226 {
217 if(i < 1 || i > fSplineNumber) { CallError(i 227 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPAIdEdx"); }
218 return fIntegralPAIdEdx[i]; 228 return fIntegralPAIdEdx[i];
219 } 229 }
220 230
221 inline G4double G4PAIySection::GetIntegralCere 231 inline G4double G4PAIySection::GetIntegralCerenkov(G4int i) const
222 { 232 {
223 if(i < 1 || i > fSplineNumber) { CallError(i 233 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralCerenkov"); }
224 return fIntegralCerenkov[i]; 234 return fIntegralCerenkov[i];
225 } 235 }
226 236
227 inline G4double G4PAIySection::GetIntegralPlas 237 inline G4double G4PAIySection::GetIntegralPlasmon(G4int i) const
228 { 238 {
229 if(i < 1 || i > fSplineNumber) { CallError(i 239 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPlasmon"); }
230 return fIntegralPlasmon[i]; 240 return fIntegralPlasmon[i];
231 } 241 }
232 242
233 #endif 243 #endif
234 244
235 // ----------------- end of G4PAIySection he 245 // ----------------- end of G4PAIySection header file -------------------
236 246