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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: geant4-09-04-patch-02 $
>> 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 <<
38 42
39 #ifndef G4PAIYSECTION_HH 43 #ifndef G4PAIYSECTION_HH
40 #define G4PAIYSECTION_HH 44 #define G4PAIYSECTION_HH
41 45
42 #include "G4ios.hh" 46 #include "G4ios.hh"
43 #include "globals.hh" 47 #include "globals.hh"
44 #include "Randomize.hh" 48 #include "Randomize.hh"
45 49
46 #include "G4SandiaTable.hh" 50 #include "G4SandiaTable.hh"
47 51
48 class G4PAIySection 52 class G4PAIySection
49 { 53 {
50 public: 54 public:
51 55
52 explicit G4PAIySection(); << 56 G4PAIySection();
53 << 57
54 ~G4PAIySection() = default; << 58 ~G4PAIySection();
55 << 59
56 void Initialize(const G4Material* material, << 60 void Initialize(const G4Material* material,
57 G4double betaGammaSq, G4Sand << 61 G4double maxEnergyTransfer,
58 << 62 G4double betaGammaSq);
59 void ComputeLowEnergyCof(const G4Material* m << 63
60 <<
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; <<
109 <<
110 // Inline access functions 111 // Inline access functions
111 112
112 inline G4int GetNumberOfGammas() const { ret 113 inline G4int GetNumberOfGammas() const { return fNumberOfGammas; }
113 << 114
114 inline G4int GetSplineSize() const { return 115 inline G4int GetSplineSize() const { return fSplineNumber; }
115 << 116
116 inline G4int GetIntervalNumber() const { ret 117 inline G4int GetIntervalNumber() const { return fIntervalNumber; }
117 118
118 inline G4double GetEnergyInterval(G4int i){ 119 inline G4double GetEnergyInterval(G4int i){ return fEnergyInterval[i]; }
119 120
120 inline G4double GetDifPAIySection(G4int i){ 121 inline G4double GetDifPAIySection(G4int i){ return fDifPAIySection[i]; }
121 inline G4double GetPAIdNdxCrenkov(G4int i){ 122 inline G4double GetPAIdNdxCrenkov(G4int i){ return fdNdxCerenkov[i]; }
122 inline G4double GetPAIdNdxPlasmon(G4int i){ 123 inline G4double GetPAIdNdxPlasmon(G4int i){ return fdNdxPlasmon[i]; }
123 << 124
124 inline G4double GetMeanEnergyLoss() const {r 125 inline G4double GetMeanEnergyLoss() const {return fIntegralPAIySection[0]; }
125 inline G4double GetMeanCerenkovLoss() const 126 inline G4double GetMeanCerenkovLoss() const {return fIntegralCerenkov[0]; }
126 inline G4double GetMeanPlasmonLoss() const { 127 inline G4double GetMeanPlasmonLoss() const {return fIntegralPlasmon[0]; }
127 128
128 inline G4double GetNormalizationCof() const 129 inline G4double GetNormalizationCof() const { return fNormalizationCof; }
129 130
130 inline G4double GetPAItable(G4int i,G4int j) 131 inline G4double GetPAItable(G4int i,G4int j) const;
131 << 132
>> 133 inline G4double GetLorentzFactor(G4int i) const;
>> 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 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 // Local class constants
147 <<
148 // Local class constants <<
149 147
150 static const G4double fDelta; // energy shif 148 static const G4double fDelta; // energy shift from interval border = 0.001
151 static const G4double fError; // error in li 149 static const G4double fError; // error in lin-log approximation = 0.005
152 150
153 static G4int fNumberOfGammas; // = 111; << 151 static G4int fNumberOfGammas; // = 111;
154 static const G4double fLorentzFactor[112]; 152 static const G4double fLorentzFactor[112]; // static gamma array
155 153
156 static 154 static
157 const G4int fRefGammaNumber; // The number o << 155 const G4int fRefGammaNumber ; // The number of gamma for creation of spline (15)
158 156
159 G4int fIntervalNumber ; // The number << 157 G4int fIntervalNumber ; // The number of energy intervals
160 G4double fNormalizationCof; // Normalizatio << 158 G4double fNormalizationCof; // Normalization cof for PhotoAbsorptionXsection
161 <<
162 G4double betaBohr; <<
163 G4double betaBohr4; <<
164 159
165 G4double fDensity; // Current den 160 G4double fDensity; // Current density
166 G4double fElectronDensity; // Current ele 161 G4double fElectronDensity; // Current electron (number) density
167 G4double fLowEnergyCof; // Correction <<
168 G4int fSplineNumber; // Current siz 162 G4int fSplineNumber; // Current size of spline
169 G4int fVerbose; // verbose fla << 163 G4int fVerbose; // verbose flag
170 164
171 G4SandiaTable* fSandia; 165 G4SandiaTable* fSandia;
172 166
173 G4DataVector fEnergyInterval; << 167 G4double fEnergyInterval[500];
174 G4DataVector fA1; << 168 G4double fA1[500];
175 G4DataVector fA2; << 169 G4double fA2[500];
176 G4DataVector fA3; << 170 G4double fA3[500];
177 G4DataVector fA4; << 171 G4double fA4[500];
178 172
179 static 173 static
180 const G4int fMaxSplineSize; // Max size of << 174 const G4int fMaxSplineSize ; // Max size of output splain arrays = 500
>> 175
>> 176 G4double fSplineEnergy[500]; // energy points of splain
>> 177 G4double fRePartDielectricConst[500]; // Real part of dielectric const
>> 178 G4double fImPartDielectricConst[500]; // Imaginary part of dielectric const
>> 179 G4double fIntegralTerm[500]; // Integral term in PAI cross section
>> 180 G4double fDifPAIySection[500]; // Differential PAI cross section
>> 181 G4double fdNdxCerenkov[500]; // dNdx of Cerenkov collisions
>> 182 G4double fdNdxPlasmon[500]; // dNdx of Plasmon collisions
>> 183
>> 184 G4double fIntegralPAIySection[500]; // Integral PAI cross section ?
>> 185 G4double fIntegralPAIdEdx[500]; // Integral PAI dEdx ?
>> 186 G4double fIntegralCerenkov[500]; // Integral Cerenkov N>omega ?
>> 187 G4double fIntegralPlasmon[500]; // Integral Plasmon N>omega ?
181 188
182 G4DataVector fSplineEnergy; // ener << 189 G4double fPAItable[500][112]; // Output array
183 G4DataVector fRePartDielectricConst; // Real <<
184 G4DataVector fImPartDielectricConst; // Imag <<
185 G4DataVector fIntegralTerm; // Inte <<
186 G4DataVector fDifPAIySection; // Diff <<
187 G4DataVector fdNdxCerenkov; // dNdx <<
188 G4DataVector fdNdxPlasmon; // dNdx <<
189 <<
190 G4DataVector fIntegralPAIySection; // Inte <<
191 G4DataVector fIntegralPAIdEdx; // Inte <<
192 G4DataVector fIntegralCerenkov; // Inte <<
193 G4DataVector fIntegralPlasmon; // Inte <<
194 190
195 G4double fPAItable[500][112]; // Outp <<
196 }; 191 };
197 192
>> 193 //////////////// Inline methods //////////////////////////////////
>> 194 //
>> 195
>> 196
198 inline G4double G4PAIySection::GetPAItable(G4i 197 inline G4double G4PAIySection::GetPAItable(G4int i, G4int j) const
199 { 198 {
200 return fPAItable[i][j]; 199 return fPAItable[i][j];
201 } 200 }
202 201
>> 202 inline G4double G4PAIySection::GetLorentzFactor(G4int j) const
>> 203 {
>> 204 return fLorentzFactor[j];
>> 205 }
>> 206
203 inline G4double G4PAIySection::GetSplineEnergy 207 inline G4double G4PAIySection::GetSplineEnergy(G4int i) const
204 { 208 {
205 if(i < 1 || i > fSplineNumber) { CallError(i << 209 if(i < 1 || i > fSplineNumber)
206 return fSplineEnergy[i]; << 210 {
>> 211 G4Exception("Invalid argument in G4PAIySection::GetSplineEnergy");
>> 212 }
>> 213 return fSplineEnergy[i];
207 } 214 }
208 << 215
209 inline G4double G4PAIySection::GetIntegralPAIy 216 inline G4double G4PAIySection::GetIntegralPAIySection(G4int i) const
210 { 217 {
211 if(i < 1 || i > fSplineNumber) { CallError(i << 218 if(i < 1 || i > fSplineNumber)
212 return fIntegralPAIySection[i]; << 219 {
>> 220 G4Exception("Invalid argument in G4PAIySection::GetIntegralPAIySection");
>> 221 }
>> 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)
218 return fIntegralPAIdEdx[i]; << 228 {
>> 229 G4Exception("Invalid argument in G4PAIySection::GetIntegralPAIySection");
>> 230 }
>> 231 return fIntegralPAIdEdx[i];
219 } 232 }
220 233
221 inline G4double G4PAIySection::GetIntegralCere 234 inline G4double G4PAIySection::GetIntegralCerenkov(G4int i) const
222 { 235 {
223 if(i < 1 || i > fSplineNumber) { CallError(i << 236 if(i < 1 || i > fSplineNumber)
224 return fIntegralCerenkov[i]; << 237 {
>> 238 G4Exception("Invalid argument in G4PAIySection::GetIntegralCerenkov");
>> 239 }
>> 240 return fIntegralCerenkov[i];
225 } 241 }
226 242
227 inline G4double G4PAIySection::GetIntegralPlas 243 inline G4double G4PAIySection::GetIntegralPlasmon(G4int i) const
228 { 244 {
229 if(i < 1 || i > fSplineNumber) { CallError(i << 245 if(i < 1 || i > fSplineNumber)
230 return fIntegralPlasmon[i]; << 246 {
>> 247 G4Exception("Invalid argument in G4PAIySection::GetIntegralPlasmon");
>> 248 }
>> 249 return fIntegralPlasmon[i];
231 } 250 }
232 251
233 #endif 252 #endif
234 253
235 // ----------------- end of G4PAIySection he 254 // ----------------- end of G4PAIySection header file -------------------
236 255