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25 // 25 //
>> 26 // $Id: G4EmCorrections.hh 100363 2016-10-19 09:24:47Z gcosmo $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 Class header file 30 // GEANT4 Class header file
30 // 31 //
31 // 32 //
32 // File name: G4EmCorrections 33 // File name: G4EmCorrections
33 // 34 //
34 // Author: Vladimir Ivanchenko 35 // Author: Vladimir Ivanchenko
35 // 36 //
36 // Creation date: 13.01.2005 37 // Creation date: 13.01.2005
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 28.04.2006 General cleanup, add finite size 40 // 28.04.2006 General cleanup, add finite size corrections (V.Ivanchenko)
40 // 13.05.2006 Add corrections for ion stopping 41 // 13.05.2006 Add corrections for ion stopping (V.Ivanhcenko)
41 // 20.05.2008 Removed Finite Size correction ( 42 // 20.05.2008 Removed Finite Size correction (V.Ivanchenko)
42 // 12.09.2008 Added inlined interfaces to effe 43 // 12.09.2008 Added inlined interfaces to effective charge (V.Ivanchenko)
43 // 19.04.2012 Fix reproducibility problem (A.R 44 // 19.04.2012 Fix reproducibility problem (A.Ribon)
44 // 45 //
45 // Class Description: 46 // Class Description:
46 // 47 //
47 // This class provides calculation of EM corre 48 // This class provides calculation of EM corrections to ionisation
48 // 49 //
49 50
50 // ------------------------------------------- 51 // -------------------------------------------------------------------
51 // 52 //
52 53
53 #ifndef G4EmCorrections_h 54 #ifndef G4EmCorrections_h
54 #define G4EmCorrections_h 1 55 #define G4EmCorrections_h 1
55 56
>> 57 #include <CLHEP/Units/PhysicalConstants.h>
>> 58
56 #include "globals.hh" 59 #include "globals.hh"
57 #include "G4ionEffectiveCharge.hh" 60 #include "G4ionEffectiveCharge.hh"
58 #include "G4Material.hh" 61 #include "G4Material.hh"
59 #include "G4ParticleDefinition.hh" 62 #include "G4ParticleDefinition.hh"
60 63
61 class G4VEmModel; 64 class G4VEmModel;
62 class G4PhysicsVector; 65 class G4PhysicsVector;
63 class G4IonTable; 66 class G4IonTable;
64 class G4MaterialCutsCouple; 67 class G4MaterialCutsCouple;
65 class G4PhysicsFreeVector; << 68 class G4LPhysicsFreeVector;
66 class G4Pow; 69 class G4Pow;
67 70
68 class G4EmCorrections 71 class G4EmCorrections
69 { 72 {
70 73
71 public: 74 public:
72 75
73 explicit G4EmCorrections(G4int verb); 76 explicit G4EmCorrections(G4int verb);
74 77
75 ~G4EmCorrections(); << 78 virtual ~G4EmCorrections();
76 79
77 G4double HighOrderCorrections(const G4Partic 80 G4double HighOrderCorrections(const G4ParticleDefinition*,
78 const G4Materi 81 const G4Material*,
79 const G4double << 82 G4double kineticEnergy,
80 const G4double << 83 G4double cutEnergy);
81 84
82 G4double IonHighOrderCorrections(const G4Par 85 G4double IonHighOrderCorrections(const G4ParticleDefinition*,
83 const G4Mat 86 const G4MaterialCutsCouple*,
84 const G4dou << 87 G4double kineticEnergy);
85 88
86 G4double ComputeIonCorrections(const G4Parti 89 G4double ComputeIonCorrections(const G4ParticleDefinition*,
87 const G4Mater 90 const G4Material*,
88 const G4doubl << 91 G4double kineticEnergy);
89 92
90 G4double IonBarkasCorrection(const G4Particl 93 G4double IonBarkasCorrection(const G4ParticleDefinition*,
91 const G4Materia 94 const G4Material*,
92 const G4double << 95 G4double kineticEnergy);
93 96
94 G4double Bethe(const G4ParticleDefinition*, 97 G4double Bethe(const G4ParticleDefinition*,
95 const G4Material*, 98 const G4Material*,
96 const G4double kineticEnergy) << 99 G4double kineticEnergy);
97 100
98 G4double SpinCorrection(const G4ParticleDefi 101 G4double SpinCorrection(const G4ParticleDefinition*,
99 const G4Material*, 102 const G4Material*,
100 const G4double kinet << 103 G4double kineticEnergy);
101 104
102 G4double KShellCorrection(const G4ParticleDe 105 G4double KShellCorrection(const G4ParticleDefinition*,
103 const G4Material*, 106 const G4Material*,
104 const G4double kin << 107 G4double kineticEnergy);
105 108
106 G4double LShellCorrection(const G4ParticleDe 109 G4double LShellCorrection(const G4ParticleDefinition*,
107 const G4Material*, 110 const G4Material*,
108 const G4double kin << 111 G4double kineticEnergy);
109 112
110 G4double ShellCorrection(const G4ParticleDef 113 G4double ShellCorrection(const G4ParticleDefinition*,
111 const G4Material*, 114 const G4Material*,
112 const G4double kine << 115 G4double kineticEnergy);
113 116
114 G4double ShellCorrectionSTD(const G4Particle 117 G4double ShellCorrectionSTD(const G4ParticleDefinition*,
115 const G4Material 118 const G4Material*,
116 const G4double k << 119 G4double kineticEnergy);
117 120
118 G4double DensityCorrection(const G4ParticleD 121 G4double DensityCorrection(const G4ParticleDefinition*,
119 const G4Material* 122 const G4Material*,
120 const G4double ki << 123 G4double kineticEnergy);
121 124
122 G4double BarkasCorrection(const G4ParticleDe 125 G4double BarkasCorrection(const G4ParticleDefinition*,
123 const G4Material*, 126 const G4Material*,
124 const G4double kin << 127 G4double kineticEnergy);
125 const G4bool isIni <<
126 128
127 G4double BlochCorrection(const G4ParticleDef 129 G4double BlochCorrection(const G4ParticleDefinition*,
128 const G4Material*, 130 const G4Material*,
129 const G4double kine << 131 G4double kineticEnergy);
130 const G4bool isInit <<
131 132
132 G4double MottCorrection(const G4ParticleDefi 133 G4double MottCorrection(const G4ParticleDefinition*,
133 const G4Material*, 134 const G4Material*,
134 const G4double kinet << 135 G4double kineticEnergy);
135 const G4bool isIniti << 136
>> 137 G4double NuclearDEDX(const G4ParticleDefinition*,
>> 138 const G4Material*,
>> 139 G4double kineticEnergy,
>> 140 G4bool fluct = true);
136 141
137 void AddStoppingData(const G4int Z, const G4 << 142 void AddStoppingData(G4int Z, G4int A, const G4String& materialName,
138 const G4String& materia <<
139 G4PhysicsVector* dVecto 143 G4PhysicsVector* dVector);
140 144
141 void InitialiseForNewRun(); 145 void InitialiseForNewRun();
142 146
143 // effective charge correction using stoppin 147 // effective charge correction using stopping power data
144 G4double EffectiveChargeCorrection(const G4P 148 G4double EffectiveChargeCorrection(const G4ParticleDefinition*,
145 const G4M 149 const G4Material*,
146 const G4d << 150 G4double kineticEnergy);
147 151
148 // effective charge of an ion 152 // effective charge of an ion
149 inline G4double GetParticleCharge(const G4Pa 153 inline G4double GetParticleCharge(const G4ParticleDefinition*,
150 const G4Ma 154 const G4Material*,
151 const G4do << 155 G4double kineticEnergy);
152 156
153 inline 157 inline
154 G4double EffectiveChargeSquareRatio(const G4 158 G4double EffectiveChargeSquareRatio(const G4ParticleDefinition*,
155 const G4 159 const G4Material*,
156 const G4 << 160 G4double kineticEnergy);
157 161
158 // ionisation models for ions 162 // ionisation models for ions
159 inline void SetIonisationModels(G4VEmModel* << 163 inline void SetIonisationModels(G4VEmModel* m1 = nullptr,
160 G4VEmModel* << 164 G4VEmModel* m2 = nullptr);
161 165
162 inline G4int GetNumberOfStoppingVectors() co 166 inline G4int GetNumberOfStoppingVectors() const;
163 167
164 inline void SetVerbose(G4int verb); 168 inline void SetVerbose(G4int verb);
165 169
166 // hide assignment operator <<
167 G4EmCorrections & operator=(const G4EmCorrec <<
168 G4EmCorrections(const G4EmCorrections&) = de <<
169 <<
170 private: 170 private:
171 171
172 void Initialise(); 172 void Initialise();
173 173
174 void BuildCorrectionVector(); 174 void BuildCorrectionVector();
175 175
176 void SetupKinematics(const G4ParticleDefinit 176 void SetupKinematics(const G4ParticleDefinition*,
177 const G4Material*, 177 const G4Material*,
178 const G4double kineticE << 178 G4double kineticEnergy);
179 <<
180 G4double KShell(const G4double theta, const <<
181 <<
182 G4double LShell(const G4double theta, const <<
183 179
184 G4int Index(const G4double x, const G4double << 180 G4double KShell(G4double theta, G4double eta);
185 181
186 G4double Value(const G4double xv, const G4do << 182 G4double LShell(G4double theta, G4double eta);
187 const G4double y1, const G4do <<
188 183
189 G4double Value2(const G4double xv, const G4d << 184 G4int Index(G4double x, const G4double* y, G4int n) const;
190 const G4double x1, const G4d <<
191 const G4double y1, const G4d <<
192 const G4double z11, const G4 <<
193 const G4double z12, const G4double z22) <<
194 185
195 G4Pow* g4calc; << 186 G4double Value(G4double xv, G4double x1, G4double x2,
196 G4IonTable* ionTable; << 187 G4double y1, G4double y2) const;
197 188
198 const G4ParticleDefinition* particle = nullp << 189 G4double Value2(G4double xv, G4double yv, G4double x1, G4double x2,
199 const G4ParticleDefinition* curParticle = nu << 190 G4double y1, G4double y2, G4double z11, G4double z21,
200 const G4Material* material = nullptr; << 191 G4double z12, G4double z22) const;
201 const G4Material* curMaterial = nullptr; <<
202 const G4ElementVector* theElementVector = nu <<
203 const G4double* atomDensity = nullptr; <<
204 <<
205 G4PhysicsVector* curVector = nullptr; <<
206 <<
207 G4VEmModel* ionLEModel = nullptr; <<
208 G4VEmModel* ionHEModel = nullptr; <<
209 <<
210 G4double kinEnergy = 0.0; <<
211 G4double mass = 0.0; <<
212 G4double massFactor = 1.0; <<
213 G4double tau = 0.0; <<
214 G4double gamma = 1.0; <<
215 G4double bg2 = 0.0; <<
216 G4double beta2 = 0.0; <<
217 G4double beta = 0.0; <<
218 G4double ba2 = 0.0; <<
219 G4double tmax = 0.0; <<
220 G4double charge = 0.0; <<
221 G4double q2 = 0.0; <<
222 G4double eth; <<
223 G4double eCorrMin; <<
224 G4double eCorrMax; <<
225 <<
226 std::size_t ncouples = 0; <<
227 std::size_t idxBarkas = 0; <<
228 G4int nK = 20; <<
229 G4int nL = 26; <<
230 G4int nEtaK = 29; <<
231 G4int nEtaL = 28; <<
232 G4int nbinCorr = 52; <<
233 G4int numberOfElements = 0; <<
234 192
235 // Ion stopping data << 193 G4double NuclearStoppingPower(G4double e, G4double z1, G4double z2,
236 G4int nIons = 0; << 194 G4double m1, G4double m2);
237 G4int idx = 0; <<
238 G4int currentZ = 0; <<
239 <<
240 G4int verbose; <<
241 G4bool isInitializer = false; <<
242 <<
243 std::vector<G4int> Zion; <<
244 std::vector<G4int> Aion; <<
245 std::vector<G4String> materialName; <<
246 std::vector<const G4ParticleDefinition*> ion <<
247 <<
248 std::map< G4int, std::vector<G4double> > thc <<
249 195
250 std::vector<const G4Material*> currmat; << 196 // hide assignment operator
251 std::vector<const G4Material*> materialList; << 197 G4EmCorrections & operator=(const G4EmCorrections &right) = delete;
252 std::vector<G4PhysicsVector*> stopData; << 198 G4EmCorrections(const G4EmCorrections&) = delete;
253 199
254 G4ionEffectiveCharge effCharge; << 200 G4Pow* g4calc;
255 201
>> 202 static const G4double inveplus;
256 static const G4double ZD[11]; 203 static const G4double ZD[11];
257 static const G4double UK[20]; 204 static const G4double UK[20];
258 static const G4double VK[20]; 205 static const G4double VK[20];
259 static G4double ZK[20]; 206 static G4double ZK[20];
260 static const G4double Eta[29]; 207 static const G4double Eta[29];
261 static G4double CK[20][29]; 208 static G4double CK[20][29];
262 static G4double CL[26][28]; 209 static G4double CL[26][28];
263 static const G4double UL[26]; 210 static const G4double UL[26];
264 static G4double VL[26]; 211 static G4double VL[26];
265 212
266 static G4double sWmaxBarkas; << 213 static G4LPhysicsFreeVector* BarkasCorr;
267 static G4PhysicsFreeVector* sBarkasCorr; << 214 static G4LPhysicsFreeVector* ThetaK;
268 static G4PhysicsFreeVector* sThetaK; << 215 static G4LPhysicsFreeVector* ThetaL;
269 static G4PhysicsFreeVector* sThetaL; << 216
>> 217 G4double theZieglerFactor;
>> 218 G4double alpha2;
>> 219 G4bool lossFlucFlag;
>> 220
>> 221 std::vector<const G4Material*> currmat;
>> 222 std::map< G4int, std::vector<G4double> > thcorr;
>> 223 size_t ncouples;
>> 224
>> 225 const G4ParticleDefinition* particle;
>> 226 const G4ParticleDefinition* curParticle;
>> 227 const G4Material* material;
>> 228 const G4Material* curMaterial;
>> 229 const G4ElementVector* theElementVector;
>> 230 const G4double* atomDensity;
>> 231
>> 232 G4PhysicsVector* curVector;
>> 233
>> 234 G4IonTable* ionTable;
>> 235 G4VEmModel* ionLEModel;
>> 236 G4VEmModel* ionHEModel;
>> 237
>> 238 G4double kinEnergy;
>> 239 G4double mass;
>> 240 G4double massFactor;
>> 241 G4double eth;
>> 242 G4double tau;
>> 243 G4double gamma;
>> 244 G4double bg2;
>> 245 G4double beta2;
>> 246 G4double beta;
>> 247 G4double ba2;
>> 248 G4double tmax;
>> 249 G4double charge;
>> 250 G4double q2;
>> 251 G4double eCorrMin;
>> 252 G4double eCorrMax;
>> 253
>> 254 G4int verbose;
>> 255
>> 256 G4int nK;
>> 257 G4int nL;
>> 258 G4int nEtaK;
>> 259 G4int nEtaL;
>> 260
>> 261 G4int nbinCorr;
>> 262 G4int numberOfElements;
>> 263
>> 264 // Ion stopping data
>> 265 G4int nIons;
>> 266 G4int idx;
>> 267 G4int currentZ;
>> 268 std::vector<G4int> Zion;
>> 269 std::vector<G4int> Aion;
>> 270 std::vector<G4String> materialName;
>> 271
>> 272 std::vector<const G4ParticleDefinition*> ionList;
>> 273
>> 274 std::vector<const G4Material*> materialList;
>> 275 std::vector<G4PhysicsVector*> stopData;
>> 276
>> 277 G4bool isMaster;
>> 278 G4ionEffectiveCharge effCharge;
270 }; 279 };
271 280
272 inline G4int 281 inline G4int
273 G4EmCorrections::Index(const G4double x, const << 282 G4EmCorrections::Index(G4double x, const G4double* y, G4int n) const
274 { 283 {
275 G4int iddd = n-1; 284 G4int iddd = n-1;
276 // Loop checking, 03-Aug-2015, Vladimir Ivan 285 // Loop checking, 03-Aug-2015, Vladimir Ivanchenko
277 do {--iddd;} while (iddd>0 && x<y[iddd]); 286 do {--iddd;} while (iddd>0 && x<y[iddd]);
278 return iddd; 287 return iddd;
279 } 288 }
280 289
281 inline G4double G4EmCorrections::Value(const G << 290 inline G4double G4EmCorrections::Value(G4double xv, G4double x1, G4double x2,
282 const G << 291 G4double y1, G4double y2) const
283 const G <<
284 { 292 {
285 return y1 + (y2 - y1)*(xv - x1)/(x2 - x1); 293 return y1 + (y2 - y1)*(xv - x1)/(x2 - x1);
286 } 294 }
287 295
288 inline G4double G4EmCorrections::Value2(const << 296 inline G4double G4EmCorrections::Value2(G4double xv, G4double yv,
289 const << 297 G4double x1, G4double x2,
290 const << 298 G4double y1, G4double y2,
291 const << 299 G4double z11, G4double z21,
292 const << 300 G4double z12, G4double z22) const
293 { 301 {
294 return ( z11*(x2-xv)*(y2-yv) + z22*(xv-x1)*( << 302 return (z11*(x2-xv)*(y2-yv) + z22*(xv-x1)*(yv-y1) +
295 z12*(x2-xv)*(yv-y1) + z21*(xv-x1)*(y2-yv) << 303 0.5*(z12*((x2-xv)*(yv-y1)+(xv-x1)*(y2-yv))+
>> 304 z21*((xv-x1)*(y2-yv)+(yv-y1)*(x2-xv))))
296 / ((x2-x1)*(y2-y1)); 305 / ((x2-x1)*(y2-y1));
297 } 306 }
298 307
299 inline void 308 inline void
300 G4EmCorrections::SetIonisationModels(G4VEmMode 309 G4EmCorrections::SetIonisationModels(G4VEmModel* mod1, G4VEmModel* mod2)
301 { 310 {
302 if(nullptr != mod1) { ionLEModel = mod1; } << 311 if(mod1) { ionLEModel = mod1; }
303 if(nullptr != mod2) { ionHEModel = mod2; } << 312 if(mod2) { ionHEModel = mod2; }
304 } 313 }
305 314
306 inline G4int G4EmCorrections::GetNumberOfStopp 315 inline G4int G4EmCorrections::GetNumberOfStoppingVectors() const
307 { 316 {
308 return nIons; 317 return nIons;
309 } 318 }
310 319
311 inline G4double 320 inline G4double
312 G4EmCorrections::GetParticleCharge(const G4Par 321 G4EmCorrections::GetParticleCharge(const G4ParticleDefinition* p,
313 const G4Mat 322 const G4Material* mat,
314 const G4dou << 323 G4double kineticEnergy)
315 { 324 {
316 return effCharge.EffectiveCharge(p,mat,kinet 325 return effCharge.EffectiveCharge(p,mat,kineticEnergy);
317 } 326 }
318 327
319 inline G4double 328 inline G4double
320 G4EmCorrections::EffectiveChargeSquareRatio(co 329 G4EmCorrections::EffectiveChargeSquareRatio(const G4ParticleDefinition* p,
321 co 330 const G4Material* mat,
322 co << 331 G4double kineticEnergy)
323 { 332 {
324 return effCharge.EffectiveChargeSquareRatio( 333 return effCharge.EffectiveChargeSquareRatio(p,mat,kineticEnergy);
>> 334 }
>> 335
>> 336 inline void G4EmCorrections::SetupKinematics(const G4ParticleDefinition* p,
>> 337 const G4Material* mat,
>> 338 G4double kineticEnergy)
>> 339 {
>> 340 if(kineticEnergy != kinEnergy || p != particle) {
>> 341 particle = p;
>> 342 kinEnergy = kineticEnergy;
>> 343 mass = p->GetPDGMass();
>> 344 tau = kineticEnergy / mass;
>> 345 gamma = 1.0 + tau;
>> 346 bg2 = tau * (tau+2.0);
>> 347 beta2 = bg2/(gamma*gamma);
>> 348 beta = std::sqrt(beta2);
>> 349 ba2 = beta2/alpha2;
>> 350 G4double ratio = CLHEP::electron_mass_c2/mass;
>> 351 tmax = 2.0*CLHEP::electron_mass_c2*bg2
>> 352 /(1. + 2.0*gamma*ratio + ratio*ratio);
>> 353 charge = p->GetPDGCharge()*inveplus;
>> 354 if(charge > 1.5) { charge = effCharge.EffectiveCharge(p,mat,kinEnergy); }
>> 355 q2 = charge*charge;
>> 356 }
>> 357 if(mat != material) {
>> 358 material = mat;
>> 359 theElementVector = material->GetElementVector();
>> 360 atomDensity = material->GetAtomicNumDensityVector();
>> 361 numberOfElements = material->GetNumberOfElements();
>> 362 }
325 } 363 }
326 364
327 inline void G4EmCorrections::SetVerbose(G4int 365 inline void G4EmCorrections::SetVerbose(G4int verb)
328 { 366 {
329 verbose = verb; 367 verbose = verb;
330 } 368 }
331 369
332 //....oooOO0OOooo........oooOO0OOooo........oo 370 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
333 371
334 #endif 372 #endif
335 373