| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // Calculation of the total, elastic and inela 26 // Calculation of the total, elastic and inelastic cross-sections
27 // based on parametrisations of (proton, pion, 27 // based on parametrisations of (proton, pion, kaon, photon) nucleon
28 // cross-sections and the hadron-nucleous cros 28 // cross-sections and the hadron-nucleous cross-section model in
29 // the framework of Glauber-Gribov approach 29 // the framework of Glauber-Gribov approach
30 // 30 //
31 // 25.04.12 V. Grichine - first implementation 31 // 25.04.12 V. Grichine - first implementation based on
32 // G4GlauberGribovCross 32 // G4GlauberGribovCrossSection old interface
33 // 33 //
34 // 04.09.18 V. Ivantchenko Major revision of i 34 // 04.09.18 V. Ivantchenko Major revision of interfaces and implementation
35 // 01.10.18 V. Grichine strange hyperon xsc 35 // 01.10.18 V. Grichine strange hyperon xsc
36 // 27.05.19 V. Ivantchenko Removed obsolete me 36 // 27.05.19 V. Ivantchenko Removed obsolete methods and members
37 37
38 #ifndef G4ComponentGGHadronNucleusXsc_h 38 #ifndef G4ComponentGGHadronNucleusXsc_h
39 #define G4ComponentGGHadronNucleusXsc_h 1 39 #define G4ComponentGGHadronNucleusXsc_h 1
40 40
41 #include "globals.hh" 41 #include "globals.hh"
42 #include "G4Proton.hh" 42 #include "G4Proton.hh"
43 #include "G4Nucleus.hh" 43 #include "G4Nucleus.hh"
44 44
45 #include "G4VComponentCrossSection.hh" 45 #include "G4VComponentCrossSection.hh"
46 46
47 class G4ParticleDefinition; 47 class G4ParticleDefinition;
48 class G4HadronNucleonXsc; 48 class G4HadronNucleonXsc;
49 class G4Pow; 49 class G4Pow;
50 50
51 class G4ComponentGGHadronNucleusXsc final : pu 51 class G4ComponentGGHadronNucleusXsc final : public G4VComponentCrossSection
52 { 52 {
53 public: 53 public:
54 54
55 explicit G4ComponentGGHadronNucleusXsc(); 55 explicit G4ComponentGGHadronNucleusXsc();
56 ~G4ComponentGGHadronNucleusXsc() final; 56 ~G4ComponentGGHadronNucleusXsc() final;
57 57
58 static const char* Default_Name() { return " 58 static const char* Default_Name() { return "Glauber-Gribov"; }
59 59
60 // virtual interface methods 60 // virtual interface methods
61 G4double GetTotalElementCrossSection(const G 61 G4double GetTotalElementCrossSection(const G4ParticleDefinition* aParticle,
62 G4double kinEnergy, 62 G4double kinEnergy,
63 G4int Z, G4double A) final; 63 G4int Z, G4double A) final;
64 64
65 G4double GetTotalIsotopeCrossSection(const G 65 G4double GetTotalIsotopeCrossSection(const G4ParticleDefinition* aParticle,
66 G4double kinEnergy, 66 G4double kinEnergy,
67 G4int Z, G4int A) final; 67 G4int Z, G4int A) final;
68 68
69 G4double GetInelasticElementCrossSection(con 69 G4double GetInelasticElementCrossSection(const G4ParticleDefinition* aParticle,
70 G4double kinEnergy, 70 G4double kinEnergy,
71 G4int Z, G4double A) final; 71 G4int Z, G4double A) final;
72 72
73 G4double GetInelasticIsotopeCrossSection(con 73 G4double GetInelasticIsotopeCrossSection(const G4ParticleDefinition* aParticle,
74 G4double kinEnergy, 74 G4double kinEnergy,
75 G4int Z, G4int A) final; 75 G4int Z, G4int A) final;
76 76
77 G4double GetElasticElementCrossSection(const 77 G4double GetElasticElementCrossSection(const G4ParticleDefinition* aParticle,
78 G4double kinEnergy, 78 G4double kinEnergy,
79 G4int Z, G4double A) final; 79 G4int Z, G4double A) final;
80 80
81 G4double GetElasticIsotopeCrossSection(const 81 G4double GetElasticIsotopeCrossSection(const G4ParticleDefinition* aParticle,
82 G4double kinEnergy, 82 G4double kinEnergy,
83 G4int Z, G4int A) final; 83 G4int Z, G4int A) final;
84 84
85 G4double ComputeQuasiElasticRatio(const G4Pa 85 G4double ComputeQuasiElasticRatio(const G4ParticleDefinition* aParticle,
86 G4double kinEnergy, 86 G4double kinEnergy,
87 G4int Z, G4int A) final; 87 G4int Z, G4int A) final;
88 88
89 // Glauber-Gribov cross section 89 // Glauber-Gribov cross section
90 void ComputeCrossSections(const G4ParticleDe 90 void ComputeCrossSections(const G4ParticleDefinition* aParticle,
91 G4double kinEnergy, G4int Z, G4int A 91 G4double kinEnergy, G4int Z, G4int A, G4int nL = 0);
92 92
93 // additional public methods 93 // additional public methods
94 G4double GetProductionElementCrossSection(co 94 G4double GetProductionElementCrossSection(const G4ParticleDefinition* aParticle,
95 G4double kinEnergy, 95 G4double kinEnergy,
96 G4int Z, G4double A); 96 G4int Z, G4double A);
97 97
98 G4double GetProductionIsotopeCrossSection(co 98 G4double GetProductionIsotopeCrossSection(const G4ParticleDefinition* aParticle,
99 G4double kinEnergy, 99 G4double kinEnergy,
100 G4int Z, G4int A); 100 G4int Z, G4int A);
101 101
102 G4double GetRatioSD(const G4DynamicParticle* 102 G4double GetRatioSD(const G4DynamicParticle*, G4int At, G4int Zt);
103 G4double GetRatioQE(const G4DynamicParticle* 103 G4double GetRatioQE(const G4DynamicParticle*, G4int At, G4int Zt);
104 104
105 G4double GetHadronNucleonXsc(const G4Dynamic 105 G4double GetHadronNucleonXsc(const G4DynamicParticle*, const G4Element*);
106 G4double GetHadronNucleonXsc(const G4Dynamic 106 G4double GetHadronNucleonXsc(const G4DynamicParticle*, G4int At, G4int Zt);
107 107
108 G4double GetHadronNucleonXscPDG(const G4Dyna 108 G4double GetHadronNucleonXscPDG(const G4DynamicParticle*, const G4Element*);
109 G4double GetHadronNucleonXscPDG(const G4Dyna 109 G4double GetHadronNucleonXscPDG(const G4DynamicParticle*, G4int At, G4int Zt);
110 G4double GetHadronNucleonXscNS(const G4Dynam 110 G4double GetHadronNucleonXscNS(const G4DynamicParticle*, const G4Element*);
111 G4double GetHadronNucleonXscNS(const G4Dynam 111 G4double GetHadronNucleonXscNS(const G4DynamicParticle*, G4int At, G4int Zt);
112 112
113 G4double GetHNinelasticXsc(const G4DynamicPa 113 G4double GetHNinelasticXsc(const G4DynamicParticle*, const G4Element*);
114 G4double GetHNinelasticXsc(const G4DynamicPa 114 G4double GetHNinelasticXsc(const G4DynamicParticle*, G4int At, G4int Zt);
115 G4double GetHNinelasticXscVU(const G4Dynamic 115 G4double GetHNinelasticXscVU(const G4DynamicParticle*, G4int At, G4int Zt);
116 116
117 void Description(std::ostream&) const final; 117 void Description(std::ostream&) const final;
118 118
119 inline G4double GetIsoCrossSection(const G4D 119 inline G4double GetIsoCrossSection(const G4DynamicParticle*, G4int Z, G4int A,
120 const G4Isotope* iso = null 120 const G4Isotope* iso = nullptr,
121 const G4Element* elm = null 121 const G4Element* elm = nullptr,
122 const G4Material* mat = nul 122 const G4Material* mat = nullptr);
123 123
124 inline G4double GetElasticGlauberGribov(cons 124 inline G4double GetElasticGlauberGribov(const G4DynamicParticle*, G4int Z, G4int A);
125 inline G4double GetInelasticGlauberGribov(co 125 inline G4double GetInelasticGlauberGribov(const G4DynamicParticle*, G4int Z, G4int A);
126 126
127 inline G4double GetAxsc2piR2() const 127 inline G4double GetAxsc2piR2() const { return fAxsc2piR2; };
128 inline G4double GetModelInLog() const 128 inline G4double GetModelInLog() const { return fModelInLog; };
129 inline G4double GetTotalGlauberGribovXsc() c 129 inline G4double GetTotalGlauberGribovXsc() const { return fTotalXsc; };
130 inline G4double GetElasticGlauberGribovXsc() 130 inline G4double GetElasticGlauberGribovXsc() const { return fElasticXsc; };
131 inline G4double GetInelasticGlauberGribovXsc 131 inline G4double GetInelasticGlauberGribovXsc() const { return fInelasticXsc; };
132 inline G4double GetProductionGlauberGribovXs 132 inline G4double GetProductionGlauberGribovXsc() const { return fProductionXsc; };
133 inline G4double GetDiffractionGlauberGribovX 133 inline G4double GetDiffractionGlauberGribovXsc() const { return fDiffractionXsc; };
134 134
135 inline G4double GetParticleBarCorTot(const G 135 inline G4double GetParticleBarCorTot(const G4ParticleDefinition* theParticle, G4int Z);
136 inline G4double GetParticleBarCorIn(const G4 136 inline G4double GetParticleBarCorIn(const G4ParticleDefinition* theParticle, G4int Z);
137 137
138 private: 138 private:
139 139
140 static const G4double fNeutronBarCorrectionT 140 static const G4double fNeutronBarCorrectionTot[93];
141 static const G4double fNeutronBarCorrectionI 141 static const G4double fNeutronBarCorrectionIn[93];
142 142
143 static const G4double fProtonBarCorrectionTo 143 static const G4double fProtonBarCorrectionTot[93];
144 static const G4double fProtonBarCorrectionIn 144 static const G4double fProtonBarCorrectionIn[93];
145 145
146 static const G4double fPionPlusBarCorrection 146 static const G4double fPionPlusBarCorrectionTot[93];
147 static const G4double fPionPlusBarCorrection 147 static const G4double fPionPlusBarCorrectionIn[93];
148 148
149 static const G4double fPionMinusBarCorrectio 149 static const G4double fPionMinusBarCorrectionTot[93];
150 static const G4double fPionMinusBarCorrectio 150 static const G4double fPionMinusBarCorrectionIn[93];
151 151
152 G4double fTotalXsc, fElasticXsc, fInelasticX 152 G4double fTotalXsc, fElasticXsc, fInelasticXsc, fProductionXsc, fDiffractionXsc;
153 G4double fAxsc2piR2, fModelInLog; 153 G4double fAxsc2piR2, fModelInLog;
154 G4double fEnergy; //Cache 154 G4double fEnergy; //Cache
155 155
156 const G4ParticleDefinition* theGamma; 156 const G4ParticleDefinition* theGamma;
157 const G4ParticleDefinition* theProton; 157 const G4ParticleDefinition* theProton;
158 const G4ParticleDefinition* theNeutron; 158 const G4ParticleDefinition* theNeutron;
159 const G4ParticleDefinition* theAProton; 159 const G4ParticleDefinition* theAProton;
160 const G4ParticleDefinition* theANeutron; 160 const G4ParticleDefinition* theANeutron;
161 const G4ParticleDefinition* thePiPlus; 161 const G4ParticleDefinition* thePiPlus;
162 const G4ParticleDefinition* thePiMinus; 162 const G4ParticleDefinition* thePiMinus;
163 const G4ParticleDefinition* theKPlus; 163 const G4ParticleDefinition* theKPlus;
164 const G4ParticleDefinition* theKMinus; 164 const G4ParticleDefinition* theKMinus;
165 const G4ParticleDefinition* theK0S; 165 const G4ParticleDefinition* theK0S;
166 const G4ParticleDefinition* theK0L; 166 const G4ParticleDefinition* theK0L;
167 const G4ParticleDefinition* theLambda; 167 const G4ParticleDefinition* theLambda;
168 168
169 G4HadronNucleonXsc* hnXsc; 169 G4HadronNucleonXsc* hnXsc;
170 170
171 // Cache 171 // Cache
172 const G4ParticleDefinition* fParticle; 172 const G4ParticleDefinition* fParticle;
173 G4int fZ, fA, fL; 173 G4int fZ, fA, fL;
174 174
175 }; 175 };
176 176
177 ////////////////////////////////////////////// 177 ////////////////////////////////////////////////////////////////
178 // 178 //
179 // Inlines 179 // Inlines
180 180
181 inline G4double 181 inline G4double
182 G4ComponentGGHadronNucleusXsc::GetIsoCrossSect 182 G4ComponentGGHadronNucleusXsc::GetIsoCrossSection(const G4DynamicParticle* dp,
183 G4int Z, G4int A, 183 G4int Z, G4int A,
184 const G4Isotope*, 184 const G4Isotope*,
185 const G4Element*, 185 const G4Element*,
186 const G4Material*) 186 const G4Material*)
187 { 187 {
188 ComputeCrossSections(dp->GetDefinition(), dp 188 ComputeCrossSections(dp->GetDefinition(), dp->GetKineticEnergy(), Z, A);
189 return fTotalXsc; 189 return fTotalXsc;
190 } 190 }
191 191
192 inline G4double 192 inline G4double
193 G4ComponentGGHadronNucleusXsc::GetElasticGlaub 193 G4ComponentGGHadronNucleusXsc::GetElasticGlauberGribov(
194 const G4DynamicParticle* dp, G4int 194 const G4DynamicParticle* dp, G4int Z, G4int A)
195 { 195 {
196 ComputeCrossSections(dp->GetDefinition(), dp 196 ComputeCrossSections(dp->GetDefinition(), dp->GetKineticEnergy(), Z, A);
197 return fElasticXsc; 197 return fElasticXsc;
198 } 198 }
199 199
200 ////////////////////////////////////////////// 200 /////////////////////////////////////////////////////////////////
201 201
202 inline G4double 202 inline G4double
203 G4ComponentGGHadronNucleusXsc::GetInelasticGla 203 G4ComponentGGHadronNucleusXsc::GetInelasticGlauberGribov(
204 const G4DynamicParticle* dp, G4int 204 const G4DynamicParticle* dp, G4int Z, G4int A)
205 { 205 {
206 ComputeCrossSections(dp->GetDefinition(), dp 206 ComputeCrossSections(dp->GetDefinition(), dp->GetKineticEnergy(), Z, A);
207 return fInelasticXsc; 207 return fInelasticXsc;
208 } 208 }
209 209
210 ////////////////////////////////////////////// 210 /////////////////////////////////////////////////////////////////////
211 // 211 //
212 // return correction at Tkin = 90*GeV GG -> Ba 212 // return correction at Tkin = 90*GeV GG -> Barashenkov tot xsc, when it
213 // is available, else return 1.0 213 // is available, else return 1.0
214 214
215 inline G4double G4ComponentGGHadronNucleusXsc: 215 inline G4double G4ComponentGGHadronNucleusXsc::GetParticleBarCorTot(
216 const G4ParticleDef 216 const G4ParticleDefinition* theParticle, G4int ZZ)
217 { 217 {
218 G4double cor = 1.0; 218 G4double cor = 1.0;
219 G4int z = std::min(92, std::max(ZZ, 1)); 219 G4int z = std::min(92, std::max(ZZ, 1));
220 if( theParticle == theProton ) cor = fP 220 if( theParticle == theProton ) cor = fProtonBarCorrectionTot[z];
221 else if( theParticle == theNeutron) cor = fN 221 else if( theParticle == theNeutron) cor = fNeutronBarCorrectionTot[z];
222 else if( theParticle == thePiPlus ) cor = fP 222 else if( theParticle == thePiPlus ) cor = fPionPlusBarCorrectionTot[z];
223 else if( theParticle == thePiMinus) cor = fP 223 else if( theParticle == thePiMinus) cor = fPionMinusBarCorrectionTot[z];
224 return cor; 224 return cor;
225 } 225 }
226 226
227 ////////////////////////////////////////////// 227 /////////////////////////////////////////////////////////////////////
228 // 228 //
229 // return correction at Tkin = 90*GeV GG -> Ba 229 // return correction at Tkin = 90*GeV GG -> Barashenkov in xsc, when it
230 // is available, else return 1.0 230 // is available, else return 1.0
231 231
232 232
233 inline G4double G4ComponentGGHadronNucleusXsc: 233 inline G4double G4ComponentGGHadronNucleusXsc::GetParticleBarCorIn(
234 const G4ParticleDef 234 const G4ParticleDefinition* theParticle, G4int ZZ)
235 { 235 {
236 G4double cor = 1.0; 236 G4double cor = 1.0;
237 G4int z = std::min(92, std::max(ZZ, 1)); 237 G4int z = std::min(92, std::max(ZZ, 1));
238 if( theParticle == theProton ) cor = fP 238 if( theParticle == theProton ) cor = fProtonBarCorrectionIn[z];
239 else if( theParticle == theNeutron) cor = fN 239 else if( theParticle == theNeutron) cor = fNeutronBarCorrectionIn[z];
240 else if( theParticle == thePiPlus ) cor = fP 240 else if( theParticle == thePiPlus ) cor = fPionPlusBarCorrectionIn[z];
241 else if( theParticle == thePiMinus) cor = fP 241 else if( theParticle == thePiMinus) cor = fPionMinusBarCorrectionIn[z];
242 return cor; 242 return cor;
243 } 243 }
244 244
245 #endif 245 #endif
246 246