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25 // 25 //
>> 26 // $Id: G4EmCorrections.hh,v 1.10 2008/01/11 19:55:29 vnivanch Exp $
>> 27 // GEANT4 tag $Name: geant4-09-01-patch-02 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class header file 31 // GEANT4 Class header file
30 // 32 //
31 // 33 //
32 // File name: G4EmCorrections 34 // File name: G4EmCorrections
33 // 35 //
34 // Author: Vladimir Ivanchenko 36 // Author: Vladimir Ivanchenko
35 // 37 //
36 // Creation date: 13.01.2005 38 // Creation date: 13.01.2005
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 28.04.2006 General cleanup, add finite size 41 // 28.04.2006 General cleanup, add finite size corrections (V.Ivanchenko)
40 // 13.05.2006 Add corrections for ion stopping 42 // 13.05.2006 Add corrections for ion stopping (V.Ivanhcenko)
41 // 20.05.2008 Removed Finite Size correction ( <<
42 // 12.09.2008 Added inlined interfaces to effe <<
43 // 19.04.2012 Fix reproducibility problem (A.R <<
44 // 43 //
45 // Class Description: 44 // Class Description:
46 // 45 //
47 // This class provides calculation of EM corre 46 // This class provides calculation of EM corrections to ionisation
48 // 47 //
49 48
50 // ------------------------------------------- 49 // -------------------------------------------------------------------
51 // 50 //
52 51
53 #ifndef G4EmCorrections_h 52 #ifndef G4EmCorrections_h
54 #define G4EmCorrections_h 1 53 #define G4EmCorrections_h 1
55 54
56 #include "globals.hh" 55 #include "globals.hh"
>> 56 #include "G4AtomicShells.hh"
57 #include "G4ionEffectiveCharge.hh" 57 #include "G4ionEffectiveCharge.hh"
58 #include "G4Material.hh" 58 #include "G4Material.hh"
59 #include "G4ParticleDefinition.hh" 59 #include "G4ParticleDefinition.hh"
60 60
61 class G4VEmModel; 61 class G4VEmModel;
62 class G4PhysicsVector; 62 class G4PhysicsVector;
63 class G4IonTable; 63 class G4IonTable;
64 class G4MaterialCutsCouple; << 64 class G4NistManager;
65 class G4PhysicsFreeVector; <<
66 class G4Pow; <<
67 65
68 class G4EmCorrections 66 class G4EmCorrections
69 { 67 {
70 68
71 public: 69 public:
72 70
73 explicit G4EmCorrections(G4int verb); << 71 G4EmCorrections();
74 72
75 ~G4EmCorrections(); << 73 virtual ~G4EmCorrections();
76 74
77 G4double HighOrderCorrections(const G4Partic << 75 G4double HighOrderCorrections(const G4ParticleDefinition* p,
78 const G4Materi << 76 const G4Material* material,
79 const G4double << 77 G4double kineticEnergy);
80 const G4double <<
81 78
82 G4double IonHighOrderCorrections(const G4Par << 79 G4double Bethe(const G4ParticleDefinition* p,
83 const G4Mat << 80 const G4Material* material,
84 const G4dou << 81 G4double kineticEnergy);
85 82
86 G4double ComputeIonCorrections(const G4Parti << 83 G4double SpinCorrection(const G4ParticleDefinition* p,
87 const G4Mater << 84 const G4Material* material,
88 const G4doubl << 85 G4double kineticEnergy);
89 86
90 G4double IonBarkasCorrection(const G4Particl << 87 G4double KShellCorrection(const G4ParticleDefinition* p,
91 const G4Materia << 88 const G4Material* material,
92 const G4double << 89 G4double kineticEnergy);
93 90
94 G4double Bethe(const G4ParticleDefinition*, << 91 G4double LShellCorrection(const G4ParticleDefinition* p,
95 const G4Material*, << 92 const G4Material* material,
96 const G4double kineticEnergy) << 93 G4double kineticEnergy);
97 94
98 G4double SpinCorrection(const G4ParticleDefi << 95 G4double ShellCorrection(const G4ParticleDefinition* p,
99 const G4Material*, << 96 const G4Material* material,
100 const G4double kinet << 97 G4double kineticEnergy);
101 98
102 G4double KShellCorrection(const G4ParticleDe << 99 G4double ShellCorrectionSTD(const G4ParticleDefinition* p,
103 const G4Material*, << 100 const G4Material* material,
104 const G4double kin << 101 G4double kineticEnergy);
105 102
106 G4double LShellCorrection(const G4ParticleDe << 103 G4double DensityCorrection(const G4ParticleDefinition* p,
107 const G4Material*, << 104 const G4Material* material,
108 const G4double kin << 105 G4double kineticEnergy);
109 106
110 G4double ShellCorrection(const G4ParticleDef << 107 G4double BarkasCorrection(const G4ParticleDefinition* p,
111 const G4Material*, << 108 const G4Material* material,
112 const G4double kine << 109 G4double kineticEnergy);
113 110
114 G4double ShellCorrectionSTD(const G4Particle << 111 G4double BlochCorrection(const G4ParticleDefinition* p,
115 const G4Material << 112 const G4Material* material,
116 const G4double k << 113 G4double kineticEnergy);
117 114
118 G4double DensityCorrection(const G4ParticleD << 115 G4double MottCorrection(const G4ParticleDefinition* p,
119 const G4Material* << 116 const G4Material* material,
120 const G4double ki << 117 G4double kineticEnergy);
121 118
122 G4double BarkasCorrection(const G4ParticleDe << 119 G4double FiniteSizeCorrection(const G4ParticleDefinition* p,
123 const G4Material*, << 120 const G4Material* material,
124 const G4double kin << 121 G4double kineticEnergy);
125 const G4bool isIni <<
126 122
127 G4double BlochCorrection(const G4ParticleDef << 123 G4double NuclearDEDX(const G4ParticleDefinition* p,
128 const G4Material*, << 124 const G4Material* material,
129 const G4double kine << 125 G4double kineticEnergy,
130 const G4bool isInit << 126 G4bool fluct = true);
131 127
132 G4double MottCorrection(const G4ParticleDefi << 128 void AddStoppingData(G4int Z, G4int A, const G4String& materialName,
133 const G4Material*, << 129 G4PhysicsVector& dVector);
134 const G4double kinet <<
135 const G4bool isIniti <<
136 130
137 void AddStoppingData(const G4int Z, const G4 <<
138 const G4String& materia <<
139 G4PhysicsVector* dVecto <<
140 <<
141 void InitialiseForNewRun(); <<
142 <<
143 // effective charge correction using stoppin <<
144 G4double EffectiveChargeCorrection(const G4P 131 G4double EffectiveChargeCorrection(const G4ParticleDefinition*,
145 const G4M << 132 const G4Material*,
146 const G4d << 133 G4double);
147 134
148 // effective charge of an ion << 135 G4ionEffectiveCharge* GetIonEffectiveCharge(G4VEmModel* m = 0);
149 inline G4double GetParticleCharge(const G4Pa <<
150 const G4Ma <<
151 const G4do <<
152 <<
153 inline <<
154 G4double EffectiveChargeSquareRatio(const G4 <<
155 const G4 <<
156 const G4 <<
157 <<
158 // ionisation models for ions <<
159 inline void SetIonisationModels(G4VEmModel* <<
160 G4VEmModel* <<
161 136
162 inline G4int GetNumberOfStoppingVectors() co << 137 G4int GetNumberOfStoppingVectors();
163 <<
164 inline void SetVerbose(G4int verb); <<
165 <<
166 // hide assignment operator <<
167 G4EmCorrections & operator=(const G4EmCorrec <<
168 G4EmCorrections(const G4EmCorrections&) = de <<
169 138
170 private: 139 private:
171 140
172 void Initialise(); 141 void Initialise();
173 142
174 void BuildCorrectionVector(); << 143 G4PhysicsVector* InitialiseMaterial(const G4Material* mat);
175 144
176 void SetupKinematics(const G4ParticleDefinit << 145 void SetupKinematics(const G4ParticleDefinition* p,
177 const G4Material*, << 146 const G4Material* material,
178 const G4double kineticE << 147 G4double kineticEnergy);
179 <<
180 G4double KShell(const G4double theta, const <<
181 <<
182 G4double LShell(const G4double theta, const <<
183 <<
184 G4int Index(const G4double x, const G4double <<
185 <<
186 G4double Value(const G4double xv, const G4do <<
187 const G4double y1, const G4do <<
188 <<
189 G4double Value2(const G4double xv, const G4d <<
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 <<
195 G4Pow* g4calc; <<
196 G4IonTable* ionTable; <<
197 <<
198 const G4ParticleDefinition* particle = nullp <<
199 const G4ParticleDefinition* curParticle = nu <<
200 const G4Material* material = nullptr; <<
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; <<
234 148
235 // Ion stopping data << 149 G4double KShell(G4double theta, G4double eta);
236 G4int nIons = 0; <<
237 G4int idx = 0; <<
238 G4int currentZ = 0; <<
239 150
240 G4int verbose; << 151 G4double LShell(G4double theta, G4double eta);
241 G4bool isInitializer = false; <<
242 152
243 std::vector<G4int> Zion; << 153 G4int Index(G4double x, G4double* y, G4int n);
244 std::vector<G4int> Aion; <<
245 std::vector<G4String> materialName; <<
246 std::vector<const G4ParticleDefinition*> ion <<
247 154
248 std::map< G4int, std::vector<G4double> > thc << 155 G4double Value(G4double xv, G4double x1, G4double x2, G4double y1, G4double y2);
249 156
250 std::vector<const G4Material*> currmat; << 157 G4double Value2(G4double xv, G4double yv, G4double x1, G4double x2,
251 std::vector<const G4Material*> materialList; << 158 G4double y1, G4double y2,
252 std::vector<G4PhysicsVector*> stopData; << 159 G4double z11, G4double z21, G4double z12, G4double z22);
253 160
254 G4ionEffectiveCharge effCharge; << 161 G4double NuclearStoppingPower(G4double e, G4double z1, G4double z2,
>> 162 G4double m1, G4double m2);
255 163
256 static const G4double ZD[11]; << 164 // hide assignment operator
257 static const G4double UK[20]; << 165 G4EmCorrections & operator=(const G4EmCorrections &right);
258 static const G4double VK[20]; << 166 G4EmCorrections(const G4EmCorrections&);
259 static G4double ZK[20]; << 167
260 static const G4double Eta[29]; << 168 G4double engBarkas[47];
261 static G4double CK[20][29]; << 169 G4double corBarkas[47];
262 static G4double CL[26][28]; << 170 G4double ed[104];
263 static const G4double UL[26]; << 171 G4double a[104];
264 static G4double VL[26]; << 172 G4double theZieglerFactor;
265 << 173 G4double alpha2;
266 static G4double sWmaxBarkas; << 174 G4bool lossFlucFlag;
267 static G4PhysicsFreeVector* sBarkasCorr; << 175
268 static G4PhysicsFreeVector* sThetaK; << 176 G4int verbose;
269 static G4PhysicsFreeVector* sThetaL; << 177
>> 178 G4int nK;
>> 179 G4int nL;
>> 180 G4int nEtaK;
>> 181 G4int nEtaL;
>> 182
>> 183 G4double COSEB[14];
>> 184 G4double COSXI[14];
>> 185 G4double ZD[11];
>> 186
>> 187 G4double TheK[20];
>> 188 G4double SK[20];
>> 189 G4double TK[20];
>> 190 G4double UK[20];
>> 191 G4double VK[20];
>> 192 G4double ZK[20];
>> 193
>> 194 G4double TheL[26];
>> 195 G4double SL[26];
>> 196 G4double TL[26];
>> 197 G4double UL[26];
>> 198 G4double VL[26];
>> 199
>> 200 G4double Eta[29];
>> 201 G4double CK[20][29];
>> 202 G4double CL[26][28];
>> 203 G4double HM[53];
>> 204 G4double HN[31];
>> 205 G4double MSH[93];
>> 206 G4double TAU[93];
>> 207 G4double Z23[100];
>> 208
>> 209 const G4ParticleDefinition* particle;
>> 210 const G4ParticleDefinition* curParticle;
>> 211 const G4Material* material;
>> 212 const G4Material* curMaterial;
>> 213 const G4ElementVector* theElementVector;
>> 214 const G4double* atomDensity;
>> 215
>> 216 G4int numberOfElements;
>> 217 G4double kinEnergy;
>> 218 G4double mass;
>> 219 G4double massFactor;
>> 220 G4double tau;
>> 221 G4double gamma;
>> 222 G4double bg2;
>> 223 G4double beta2;
>> 224 G4double beta;
>> 225 G4double ba2;
>> 226 G4double tmax;
>> 227 G4double tmax0;
>> 228 G4double charge;
>> 229 G4double q2;
>> 230
>> 231 G4AtomicShells shells;
>> 232 G4ionEffectiveCharge effCharge;
>> 233
>> 234 G4NistManager* nist;
>> 235 const G4IonTable* ionTable;
>> 236 G4VEmModel* ionModel;
>> 237
>> 238 // Ion stopping data
>> 239 G4int nIons;
>> 240 G4int idx;
>> 241 std::vector<G4int> Zion;
>> 242 std::vector<G4int> Aion;
>> 243 std::vector<G4String> materialName;
>> 244
>> 245 std::vector<const G4Material*> materialList;
>> 246 std::vector<G4PhysicsVector*> stopData;
>> 247 G4PhysicsVector* curVector;
270 }; 248 };
271 249
272 inline G4int << 250 inline G4int G4EmCorrections::Index(G4double x, G4double* y, G4int n)
273 G4EmCorrections::Index(const G4double x, const <<
274 { 251 {
275 G4int iddd = n-1; 252 G4int iddd = n-1;
276 // Loop checking, 03-Aug-2015, Vladimir Ivan << 253 do {iddd--;} while (iddd>0 && x<y[iddd]);
277 do {--iddd;} while (iddd>0 && x<y[iddd]); <<
278 return iddd; 254 return iddd;
279 } 255 }
280 256
281 inline G4double G4EmCorrections::Value(const G << 257 inline G4double G4EmCorrections::Value(G4double xv, G4double x1, G4double x2,
282 const G << 258 G4double y1, G4double y2)
283 const G <<
284 { 259 {
285 return y1 + (y2 - y1)*(xv - x1)/(x2 - x1); 260 return y1 + (y2 - y1)*(xv - x1)/(x2 - x1);
286 } 261 }
287 262
288 inline G4double G4EmCorrections::Value2(const << 263 inline G4double G4EmCorrections::Value2(G4double xv, G4double yv,
289 const << 264 G4double x1, G4double x2,
290 const << 265 G4double y1, G4double y2,
291 const << 266 G4double z11, G4double z21,
292 const << 267 G4double z12, G4double z22)
293 { 268 {
294 return ( z11*(x2-xv)*(y2-yv) + z22*(xv-x1)*( << 269 return (z11*(x2-xv)*(y2-yv) + z22*(xv-x1)*(yv-y1) +
295 z12*(x2-xv)*(yv-y1) + z21*(xv-x1)*(y2-yv) << 270 0.5*(z12*((x2-xv)*(yv-y1)+(xv-x1)*(y2-yv))+
>> 271 z21*((xv-x1)*(y2-yv)+(yv-y1)*(x2-xv))))
296 / ((x2-x1)*(y2-y1)); 272 / ((x2-x1)*(y2-y1));
297 } 273 }
298 274
299 inline void << 275 inline void G4EmCorrections::SetupKinematics(const G4ParticleDefinition* p,
300 G4EmCorrections::SetIonisationModels(G4VEmMode << 276 const G4Material* mat,
301 { << 277 G4double kineticEnergy)
302 if(nullptr != mod1) { ionLEModel = mod1; } <<
303 if(nullptr != mod2) { ionHEModel = mod2; } <<
304 } <<
305 <<
306 inline G4int G4EmCorrections::GetNumberOfStopp <<
307 { <<
308 return nIons; <<
309 } <<
310 <<
311 inline G4double <<
312 G4EmCorrections::GetParticleCharge(const G4Par <<
313 const G4Mat <<
314 const G4dou <<
315 { <<
316 return effCharge.EffectiveCharge(p,mat,kinet <<
317 } <<
318 <<
319 inline G4double <<
320 G4EmCorrections::EffectiveChargeSquareRatio(co <<
321 co <<
322 co <<
323 { <<
324 return effCharge.EffectiveChargeSquareRatio( <<
325 } <<
326 <<
327 inline void G4EmCorrections::SetVerbose(G4int <<
328 { 278 {
329 verbose = verb; << 279 if(kineticEnergy != kinEnergy || p != particle) {
>> 280 particle = p;
>> 281 kinEnergy = kineticEnergy;
>> 282 mass = p->GetPDGMass();
>> 283 tau = kineticEnergy / mass;
>> 284 gamma = 1.0 + tau;
>> 285 bg2 = tau * (tau+2.0);
>> 286 beta2 = bg2/(gamma*gamma);
>> 287 beta = std::sqrt(beta2);
>> 288 ba2 = beta2/alpha2;
>> 289 G4double ratio = electron_mass_c2/mass;
>> 290 tmax = 2.0*electron_mass_c2*bg2 /(1. + 2.0*gamma*ratio + ratio*ratio);
>> 291 tmax0 = tmax;
>> 292 charge = p->GetPDGCharge()/eplus;
>> 293 if(charge < 1.5) q2 = charge*charge;
>> 294 else {
>> 295 q2 = effCharge.EffectiveChargeSquareRatio(p,mat,kinEnergy);
>> 296 charge = std::sqrt(q2);
>> 297 }
>> 298 if(mass > 120.*MeV)
>> 299 tmax = std::min(tmax,51200.*electron_mass_c2*std::pow(proton_mass_c2/mass,0.666667));
>> 300 }
>> 301 if(mat != material) {
>> 302 material = mat;
>> 303 theElementVector = material->GetElementVector();
>> 304 atomDensity = material->GetAtomicNumDensityVector();
>> 305 numberOfElements = material->GetNumberOfElements();
>> 306 }
330 } 307 }
331 308
332 //....oooOO0OOooo........oooOO0OOooo........oo 309 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
333 310
334 #endif 311 #endif
335 312