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>> 25 //
>> 26 //
>> 27 // $Id: G4PAIySection.hh 70170 2013-05-24 13:32:33Z gcosmo $
>> 28 //
25 // 29 //
26 // G4PAIySection.hh -- header file 30 // G4PAIySection.hh -- header file
27 // 31 //
28 // 32 //
29 // Preparation of ionizing collision cross sec 33 // Preparation of ionizing collision cross section according to Photo Absorption
30 // Ionization (PAI) model for simulation of io 34 // Ionization (PAI) model for simulation of ionization energy losses in very thin
31 // absorbers. Author: Vladimir.Grichine@cern.c 35 // absorbers. Author: Vladimir.Grichine@cern.ch
32 // 36 //
33 // History: 37 // History:
34 // 38 //
35 // 01.10.07, V.Ivanchenko create using V.Grich 39 // 01.10.07, V.Ivanchenko create using V.Grichine G4PAIxSection class
36 // 21.11.10, V.Grichine fVerbose and SetVerb 40 // 21.11.10, V.Grichine fVerbose and SetVerbose added
37 // 28.10.11, V.Ivanchenko Migration of excepti 41 // 28.10.11, V.Ivanchenko Migration of exceptions to the new design
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, G4double betaGammaSq, G4SandiaTable*);
58 62
59 void ComputeLowEnergyCof(const G4Material* m << 63 void ComputeLowEnergyCof(const G4Material* material);
60 64
61 void InitPAI(); 65 void InitPAI();
62 66
63 void NormShift( G4double betaGammaSq ); 67 void NormShift( G4double betaGammaSq );
64 68
65 void SplainPAI( G4double betaGammaSq ); 69 void SplainPAI( G4double betaGammaSq );
66 << 70
67 // Physical methods 71 // Physical methods
68 G4double RutherfordIntegral( G4int intervalN 72 G4double RutherfordIntegral( G4int intervalNumber,
69 G4double limitL << 73 G4double limitLow,
70 G4double limitH << 74 G4double limitHigh );
71 75
72 G4double ImPartDielectricConst( G4int interv 76 G4double ImPartDielectricConst( G4int intervalNumber,
73 G4double ene << 77 G4double energy );
74 78
75 G4double RePartDielectricConst(G4double ener 79 G4double RePartDielectricConst(G4double energy);
76 80
77 G4double DifPAIySection( G4int intervalNumbe 81 G4double DifPAIySection( G4int intervalNumber,
78 G4double betaGammaS << 82 G4double betaGammaSq );
79 83
80 G4double PAIdNdxCerenkov( G4int intervalNumb 84 G4double PAIdNdxCerenkov( G4int intervalNumber,
81 G4double betaGamma << 85 G4double betaGammaSq );
82 86
83 G4double PAIdNdxPlasmon( G4int intervalNumbe 87 G4double PAIdNdxPlasmon( G4int intervalNumber,
84 G4double betaGammaS << 88 G4double betaGammaSq );
85 89
86 void IntegralPAIySection(); 90 void IntegralPAIySection();
87 void IntegralCerenkov(); 91 void IntegralCerenkov();
88 void IntegralPlasmon(); 92 void IntegralPlasmon();
89 93
90 G4double SumOverInterval(G4int intervalNumbe 94 G4double SumOverInterval(G4int intervalNumber);
91 G4double SumOverIntervaldEdx(G4int intervalN 95 G4double SumOverIntervaldEdx(G4int intervalNumber);
92 G4double SumOverInterCerenkov(G4int interval 96 G4double SumOverInterCerenkov(G4int intervalNumber);
93 G4double SumOverInterPlasmon(G4int intervalN 97 G4double SumOverInterPlasmon(G4int intervalNumber);
94 98
95 G4double SumOverBorder( G4int intervalNumber 99 G4double SumOverBorder( G4int intervalNumber,
96 G4double energy << 100 G4double energy );
97 G4double SumOverBorderdEdx( G4int intervalNu 101 G4double SumOverBorderdEdx( G4int intervalNumber,
98 G4double energy << 102 G4double energy );
99 G4double SumOverBordCerenkov( G4int interval 103 G4double SumOverBordCerenkov( G4int intervalNumber,
100 G4double energ << 104 G4double energy );
101 G4double SumOverBordPlasmon( G4int intervalN 105 G4double SumOverBordPlasmon( G4int intervalNumber,
102 G4double energy << 106 G4double energy );
103 107
104 G4double GetStepEnergyLoss( G4double step ); 108 G4double GetStepEnergyLoss( G4double step );
105 G4double GetStepCerenkovLoss( G4double step 109 G4double GetStepCerenkovLoss( G4double step );
106 G4double GetStepPlasmonLoss( G4double step ) 110 G4double GetStepPlasmonLoss( G4double step );
107 << 111
108 G4double GetLorentzFactor(G4int j) const; <<
109 <<
110 // Inline access functions 112 // Inline access functions
111 113
112 inline G4int GetNumberOfGammas() const { ret 114 inline G4int GetNumberOfGammas() const { return fNumberOfGammas; }
113 << 115
114 inline G4int GetSplineSize() const { return 116 inline G4int GetSplineSize() const { return fSplineNumber; }
115 << 117
116 inline G4int GetIntervalNumber() const { ret 118 inline G4int GetIntervalNumber() const { return fIntervalNumber; }
117 119
118 inline G4double GetEnergyInterval(G4int i){ 120 inline G4double GetEnergyInterval(G4int i){ return fEnergyInterval[i]; }
119 121
120 inline G4double GetDifPAIySection(G4int i){ 122 inline G4double GetDifPAIySection(G4int i){ return fDifPAIySection[i]; }
121 inline G4double GetPAIdNdxCrenkov(G4int i){ 123 inline G4double GetPAIdNdxCrenkov(G4int i){ return fdNdxCerenkov[i]; }
122 inline G4double GetPAIdNdxPlasmon(G4int i){ 124 inline G4double GetPAIdNdxPlasmon(G4int i){ return fdNdxPlasmon[i]; }
123 << 125
124 inline G4double GetMeanEnergyLoss() const {r 126 inline G4double GetMeanEnergyLoss() const {return fIntegralPAIySection[0]; }
125 inline G4double GetMeanCerenkovLoss() const 127 inline G4double GetMeanCerenkovLoss() const {return fIntegralCerenkov[0]; }
126 inline G4double GetMeanPlasmonLoss() const { 128 inline G4double GetMeanPlasmonLoss() const {return fIntegralPlasmon[0]; }
127 129
128 inline G4double GetNormalizationCof() const 130 inline G4double GetNormalizationCof() const { return fNormalizationCof; }
129 131
130 inline G4double GetPAItable(G4int i,G4int j) 132 inline G4double GetPAItable(G4int i,G4int j) const;
131 << 133
>> 134 inline G4double GetLorentzFactor(G4int i) const;
>> 135
132 inline G4double GetSplineEnergy(G4int i) con 136 inline G4double GetSplineEnergy(G4int i) const;
133 << 137
134 inline G4double GetIntegralPAIySection(G4int 138 inline G4double GetIntegralPAIySection(G4int i) const;
135 inline G4double GetIntegralPAIdEdx(G4int i) 139 inline G4double GetIntegralPAIdEdx(G4int i) const;
136 inline G4double GetIntegralCerenkov(G4int i) 140 inline G4double GetIntegralCerenkov(G4int i) const;
137 inline G4double GetIntegralPlasmon(G4int i) 141 inline G4double GetIntegralPlasmon(G4int i) const;
138 142
139 inline void SetVerbose(G4int v) { fVerbose = 143 inline void SetVerbose(G4int v) { fVerbose = v; };
140 144
141 G4PAIySection & operator=(const G4PAIySectio <<
142 G4PAIySection(const G4PAIySection&) = delete <<
143 <<
144 private : 145 private :
145 146
146 void CallError(G4int i, const G4String& meth 147 void CallError(G4int i, const G4String& methodName) const;
147 148
148 // Local class constants 149 // Local class constants
149 150
150 static const G4double fDelta; // energy shif 151 static const G4double fDelta; // energy shift from interval border = 0.001
151 static const G4double fError; // error in li 152 static const G4double fError; // error in lin-log approximation = 0.005
152 153
153 static G4int fNumberOfGammas; // = 111; << 154 static G4int fNumberOfGammas; // = 111;
154 static const G4double fLorentzFactor[112]; 155 static const G4double fLorentzFactor[112]; // static gamma array
155 156
156 static 157 static
157 const G4int fRefGammaNumber; // The number o << 158 const G4int fRefGammaNumber ; // The number of gamma for creation of spline (15)
158 <<
159 G4int fIntervalNumber ; // The number <<
160 G4double fNormalizationCof; // Normalizatio <<
161 159
162 G4double betaBohr; << 160 G4int fIntervalNumber ; // The number of energy intervals
163 G4double betaBohr4; << 161 G4double fNormalizationCof; // Normalization cof for PhotoAbsorptionXsection
164 162
165 G4double fDensity; // Current den 163 G4double fDensity; // Current density
166 G4double fElectronDensity; // Current ele 164 G4double fElectronDensity; // Current electron (number) density
167 G4double fLowEnergyCof; // Correction << 165 G4double fLowEnergyCof; // Correction cof for low energy region
168 G4int fSplineNumber; // Current siz 166 G4int fSplineNumber; // Current size of spline
169 G4int fVerbose; // verbose fla << 167 G4int fVerbose; // verbose flag
170 168
171 G4SandiaTable* fSandia; 169 G4SandiaTable* fSandia;
172 170
173 G4DataVector fEnergyInterval; 171 G4DataVector fEnergyInterval;
174 G4DataVector fA1; 172 G4DataVector fA1;
175 G4DataVector fA2; 173 G4DataVector fA2;
176 G4DataVector fA3; 174 G4DataVector fA3;
177 G4DataVector fA4; 175 G4DataVector fA4;
178 176
179 static 177 static
180 const G4int fMaxSplineSize; // Max size of << 178 const G4int fMaxSplineSize ; // Max size of output splain arrays = 500
>> 179
>> 180 G4DataVector fSplineEnergy; // energy points of splain
>> 181 G4DataVector fRePartDielectricConst; // Real part of dielectric const
>> 182 G4DataVector fImPartDielectricConst; // Imaginary part of dielectric const
>> 183 G4DataVector fIntegralTerm; // Integral term in PAI cross section
>> 184 G4DataVector fDifPAIySection; // Differential PAI cross section
>> 185 G4DataVector fdNdxCerenkov; // dNdx of Cerenkov collisions
>> 186 G4DataVector fdNdxPlasmon; // dNdx of Plasmon collisions
>> 187
>> 188 G4DataVector fIntegralPAIySection; // Integral PAI cross section ?
>> 189 G4DataVector fIntegralPAIdEdx; // Integral PAI dEdx ?
>> 190 G4DataVector fIntegralCerenkov; // Integral Cerenkov N>omega ?
>> 191 G4DataVector fIntegralPlasmon; // Integral Plasmon N>omega ?
181 192
182 G4DataVector fSplineEnergy; // ener << 193 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 <<
194 194
195 G4double fPAItable[500][112]; // Outp <<
196 }; 195 };
197 196
>> 197 //////////////// Inline methods //////////////////////////////////
>> 198 //
>> 199
>> 200
198 inline G4double G4PAIySection::GetPAItable(G4i 201 inline G4double G4PAIySection::GetPAItable(G4int i, G4int j) const
199 { 202 {
200 return fPAItable[i][j]; 203 return fPAItable[i][j];
201 } 204 }
202 205
>> 206 inline G4double G4PAIySection::GetLorentzFactor(G4int j) const
>> 207 {
>> 208 return fLorentzFactor[j];
>> 209 }
>> 210
203 inline G4double G4PAIySection::GetSplineEnergy 211 inline G4double G4PAIySection::GetSplineEnergy(G4int i) const
204 { 212 {
205 if(i < 1 || i > fSplineNumber) { CallError(i 213 if(i < 1 || i > fSplineNumber) { CallError(i, "GetSplineEnergy"); }
206 return fSplineEnergy[i]; 214 return fSplineEnergy[i];
207 } 215 }
208 << 216
209 inline G4double G4PAIySection::GetIntegralPAIy 217 inline G4double G4PAIySection::GetIntegralPAIySection(G4int i) const
210 { 218 {
211 if(i < 1 || i > fSplineNumber) { CallError(i 219 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPAIySection"); }
212 return fIntegralPAIySection[i]; 220 return fIntegralPAIySection[i];
213 } 221 }
214 222
215 inline G4double G4PAIySection::GetIntegralPAId 223 inline G4double G4PAIySection::GetIntegralPAIdEdx(G4int i) const
216 { 224 {
217 if(i < 1 || i > fSplineNumber) { CallError(i 225 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPAIdEdx"); }
218 return fIntegralPAIdEdx[i]; 226 return fIntegralPAIdEdx[i];
219 } 227 }
220 228
221 inline G4double G4PAIySection::GetIntegralCere 229 inline G4double G4PAIySection::GetIntegralCerenkov(G4int i) const
222 { 230 {
223 if(i < 1 || i > fSplineNumber) { CallError(i 231 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralCerenkov"); }
224 return fIntegralCerenkov[i]; 232 return fIntegralCerenkov[i];
225 } 233 }
226 234
227 inline G4double G4PAIySection::GetIntegralPlas 235 inline G4double G4PAIySection::GetIntegralPlasmon(G4int i) const
228 { 236 {
229 if(i < 1 || i > fSplineNumber) { CallError(i 237 if(i < 1 || i > fSplineNumber) { CallError(i, "GetIntegralPlasmon"); }
230 return fIntegralPlasmon[i]; 238 return fIntegralPlasmon[i];
231 } 239 }
232 240
233 #endif 241 #endif
234 242
235 // ----------------- end of G4PAIySection he 243 // ----------------- end of G4PAIySection header file -------------------
236 244