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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 <<
37 36
38 #ifndef G4ComponentGGHadronNucleusXsc_h 37 #ifndef G4ComponentGGHadronNucleusXsc_h
39 #define G4ComponentGGHadronNucleusXsc_h 1 38 #define G4ComponentGGHadronNucleusXsc_h 1
40 39
41 #include "globals.hh" 40 #include "globals.hh"
42 #include "G4Proton.hh" 41 #include "G4Proton.hh"
43 #include "G4Nucleus.hh" 42 #include "G4Nucleus.hh"
44 43
45 #include "G4VComponentCrossSection.hh" 44 #include "G4VComponentCrossSection.hh"
46 45
47 class G4ParticleDefinition; 46 class G4ParticleDefinition;
48 class G4HadronNucleonXsc; 47 class G4HadronNucleonXsc;
49 class G4Pow; 48 class G4Pow;
50 49
51 class G4ComponentGGHadronNucleusXsc final : pu << 50 class G4ComponentGGHadronNucleusXsc : public G4VComponentCrossSection
52 { 51 {
53 public: 52 public:
54 53
55 explicit G4ComponentGGHadronNucleusXsc(); << 54 G4ComponentGGHadronNucleusXsc();
56 ~G4ComponentGGHadronNucleusXsc() final; << 55 virtual ~G4ComponentGGHadronNucleusXsc();
57 56
58 static const char* Default_Name() { return " 57 static const char* Default_Name() { return "Glauber-Gribov"; }
59 58
60 // virtual interface methods 59 // virtual interface methods
61 G4double GetTotalElementCrossSection(const G 60 G4double GetTotalElementCrossSection(const G4ParticleDefinition* aParticle,
62 G4double kinEnergy, 61 G4double kinEnergy,
63 G4int Z, G4double A) final; 62 G4int Z, G4double A) final;
64 63
65 G4double GetTotalIsotopeCrossSection(const G 64 G4double GetTotalIsotopeCrossSection(const G4ParticleDefinition* aParticle,
66 G4double kinEnergy, 65 G4double kinEnergy,
67 G4int Z, G4int A) final; 66 G4int Z, G4int A) final;
68 67
69 G4double GetInelasticElementCrossSection(con 68 G4double GetInelasticElementCrossSection(const G4ParticleDefinition* aParticle,
70 G4double kinEnergy, 69 G4double kinEnergy,
71 G4int Z, G4double A) final; 70 G4int Z, G4double A) final;
72 71
73 G4double GetInelasticIsotopeCrossSection(con 72 G4double GetInelasticIsotopeCrossSection(const G4ParticleDefinition* aParticle,
74 G4double kinEnergy, 73 G4double kinEnergy,
75 G4int Z, G4int A) final; 74 G4int Z, G4int A) final;
76 75
77 G4double GetElasticElementCrossSection(const 76 G4double GetElasticElementCrossSection(const G4ParticleDefinition* aParticle,
78 G4double kinEnergy, 77 G4double kinEnergy,
79 G4int Z, G4double A) final; 78 G4int Z, G4double A) final;
80 79
81 G4double GetElasticIsotopeCrossSection(const 80 G4double GetElasticIsotopeCrossSection(const G4ParticleDefinition* aParticle,
82 G4double kinEnergy, 81 G4double kinEnergy,
83 G4int Z, G4int A) final; 82 G4int Z, G4int A) final;
84 83
85 G4double ComputeQuasiElasticRatio(const G4Pa 84 G4double ComputeQuasiElasticRatio(const G4ParticleDefinition* aParticle,
86 G4double kinEnergy, 85 G4double kinEnergy,
87 G4int Z, G4int A) final; 86 G4int Z, G4int A) final;
88 87
89 // Glauber-Gribov cross section 88 // Glauber-Gribov cross section
90 void ComputeCrossSections(const G4ParticleDe 89 void ComputeCrossSections(const G4ParticleDefinition* aParticle,
91 G4double kinEnergy, G4int Z, G4int A << 90 G4double kinEnergy, G4int Z, G4int A);
92 91
93 // additional public methods 92 // additional public methods
94 G4double GetProductionElementCrossSection(co 93 G4double GetProductionElementCrossSection(const G4ParticleDefinition* aParticle,
95 G4double kinEnergy, 94 G4double kinEnergy,
96 G4int Z, G4double A); 95 G4int Z, G4double A);
97 96
98 G4double GetProductionIsotopeCrossSection(co 97 G4double GetProductionIsotopeCrossSection(const G4ParticleDefinition* aParticle,
99 G4double kinEnergy, 98 G4double kinEnergy,
100 G4int Z, G4int A); 99 G4int Z, G4int A);
>> 100
>> 101 G4bool IsIsoApplicable(const G4DynamicParticle* aDP, G4int Z, G4int A,
>> 102 const G4Element* elm = nullptr,
>> 103 const G4Material* mat = nullptr);
101 104
102 G4double GetRatioSD(const G4DynamicParticle* 105 G4double GetRatioSD(const G4DynamicParticle*, G4int At, G4int Zt);
103 G4double GetRatioQE(const G4DynamicParticle* 106 G4double GetRatioQE(const G4DynamicParticle*, G4int At, G4int Zt);
104 107
105 G4double GetHadronNucleonXsc(const G4Dynamic 108 G4double GetHadronNucleonXsc(const G4DynamicParticle*, const G4Element*);
106 G4double GetHadronNucleonXsc(const G4Dynamic 109 G4double GetHadronNucleonXsc(const G4DynamicParticle*, G4int At, G4int Zt);
107 110
108 G4double GetHadronNucleonXscPDG(const G4Dyna 111 G4double GetHadronNucleonXscPDG(const G4DynamicParticle*, const G4Element*);
109 G4double GetHadronNucleonXscPDG(const G4Dyna 112 G4double GetHadronNucleonXscPDG(const G4DynamicParticle*, G4int At, G4int Zt);
110 G4double GetHadronNucleonXscNS(const G4Dynam 113 G4double GetHadronNucleonXscNS(const G4DynamicParticle*, const G4Element*);
111 G4double GetHadronNucleonXscNS(const G4Dynam 114 G4double GetHadronNucleonXscNS(const G4DynamicParticle*, G4int At, G4int Zt);
112 115
113 G4double GetHNinelasticXsc(const G4DynamicPa 116 G4double GetHNinelasticXsc(const G4DynamicParticle*, const G4Element*);
114 G4double GetHNinelasticXsc(const G4DynamicPa 117 G4double GetHNinelasticXsc(const G4DynamicParticle*, G4int At, G4int Zt);
115 G4double GetHNinelasticXscVU(const G4Dynamic 118 G4double GetHNinelasticXscVU(const G4DynamicParticle*, G4int At, G4int Zt);
116 119
>> 120 G4double CalculateEcmValue (G4double , G4double, G4double);
>> 121 G4double CalcMandelstamS(G4double , G4double , G4double);
>> 122
>> 123 G4double GetNucleusRadius(const G4DynamicParticle*, const G4Element*);
>> 124 G4double GetNucleusRadius(G4int At);
>> 125
117 void Description(std::ostream&) const final; 126 void Description(std::ostream&) const final;
118 127
119 inline G4double GetIsoCrossSection(const G4D 128 inline G4double GetIsoCrossSection(const G4DynamicParticle*, G4int Z, G4int A,
120 const G4Isotope* iso = null 129 const G4Isotope* iso = nullptr,
121 const G4Element* elm = null 130 const G4Element* elm = nullptr,
122 const G4Material* mat = nul 131 const G4Material* mat = nullptr);
123 132
124 inline G4double GetElasticGlauberGribov(cons 133 inline G4double GetElasticGlauberGribov(const G4DynamicParticle*, G4int Z, G4int A);
125 inline G4double GetInelasticGlauberGribov(co 134 inline G4double GetInelasticGlauberGribov(const G4DynamicParticle*, G4int Z, G4int A);
126 135
127 inline G4double GetAxsc2piR2() const 136 inline G4double GetAxsc2piR2() const { return fAxsc2piR2; };
128 inline G4double GetModelInLog() const 137 inline G4double GetModelInLog() const { return fModelInLog; };
129 inline G4double GetTotalGlauberGribovXsc() c 138 inline G4double GetTotalGlauberGribovXsc() const { return fTotalXsc; };
130 inline G4double GetElasticGlauberGribovXsc() 139 inline G4double GetElasticGlauberGribovXsc() const { return fElasticXsc; };
131 inline G4double GetInelasticGlauberGribovXsc 140 inline G4double GetInelasticGlauberGribovXsc() const { return fInelasticXsc; };
132 inline G4double GetProductionGlauberGribovXs 141 inline G4double GetProductionGlauberGribovXsc() const { return fProductionXsc; };
133 inline G4double GetDiffractionGlauberGribovX 142 inline G4double GetDiffractionGlauberGribovXsc() const { return fDiffractionXsc; };
>> 143 inline G4double GetRadiusConst() const { return fRadiusConst; };
>> 144 inline void SetEnergyLowerLimit(G4double E) { fLowerLimit=E; };
134 145
135 inline G4double GetParticleBarCorTot(const G 146 inline G4double GetParticleBarCorTot(const G4ParticleDefinition* theParticle, G4int Z);
136 inline G4double GetParticleBarCorIn(const G4 147 inline G4double GetParticleBarCorIn(const G4ParticleDefinition* theParticle, G4int Z);
137 148
138 private: 149 private:
139 150
>> 151 G4double fLowerLimit;
>> 152 G4double fRadiusConst;
>> 153
140 static const G4double fNeutronBarCorrectionT 154 static const G4double fNeutronBarCorrectionTot[93];
141 static const G4double fNeutronBarCorrectionI 155 static const G4double fNeutronBarCorrectionIn[93];
142 156
143 static const G4double fProtonBarCorrectionTo 157 static const G4double fProtonBarCorrectionTot[93];
144 static const G4double fProtonBarCorrectionIn 158 static const G4double fProtonBarCorrectionIn[93];
145 159
146 static const G4double fPionPlusBarCorrection 160 static const G4double fPionPlusBarCorrectionTot[93];
147 static const G4double fPionPlusBarCorrection 161 static const G4double fPionPlusBarCorrectionIn[93];
148 162
149 static const G4double fPionMinusBarCorrectio 163 static const G4double fPionMinusBarCorrectionTot[93];
150 static const G4double fPionMinusBarCorrectio 164 static const G4double fPionMinusBarCorrectionIn[93];
151 165
152 G4double fTotalXsc, fElasticXsc, fInelasticX 166 G4double fTotalXsc, fElasticXsc, fInelasticXsc, fProductionXsc, fDiffractionXsc;
153 G4double fAxsc2piR2, fModelInLog; 167 G4double fAxsc2piR2, fModelInLog;
154 G4double fEnergy; //Cache <<
155 168
156 const G4ParticleDefinition* theGamma; 169 const G4ParticleDefinition* theGamma;
157 const G4ParticleDefinition* theProton; 170 const G4ParticleDefinition* theProton;
158 const G4ParticleDefinition* theNeutron; 171 const G4ParticleDefinition* theNeutron;
159 const G4ParticleDefinition* theAProton; 172 const G4ParticleDefinition* theAProton;
160 const G4ParticleDefinition* theANeutron; 173 const G4ParticleDefinition* theANeutron;
161 const G4ParticleDefinition* thePiPlus; 174 const G4ParticleDefinition* thePiPlus;
162 const G4ParticleDefinition* thePiMinus; 175 const G4ParticleDefinition* thePiMinus;
163 const G4ParticleDefinition* theKPlus; 176 const G4ParticleDefinition* theKPlus;
164 const G4ParticleDefinition* theKMinus; 177 const G4ParticleDefinition* theKMinus;
165 const G4ParticleDefinition* theK0S; 178 const G4ParticleDefinition* theK0S;
166 const G4ParticleDefinition* theK0L; 179 const G4ParticleDefinition* theK0L;
167 const G4ParticleDefinition* theLambda; << 180 // strange hyperons
>> 181 const G4ParticleDefinition* theL;
>> 182 const G4ParticleDefinition* theAntiL;
>> 183 const G4ParticleDefinition* theSPlus;
>> 184 const G4ParticleDefinition* theASPlus;
>> 185 const G4ParticleDefinition* theSMinus;
>> 186 const G4ParticleDefinition* theASMinus;
>> 187 const G4ParticleDefinition* theS0;
>> 188 const G4ParticleDefinition* theAS0;
>> 189 const G4ParticleDefinition* theXiMinus;
>> 190 const G4ParticleDefinition* theXi0;
>> 191 const G4ParticleDefinition* theAXiMinus;
>> 192 const G4ParticleDefinition* theAXi0;
>> 193 const G4ParticleDefinition* theOmega;
>> 194 const G4ParticleDefinition* theAOmega;
168 195
169 G4HadronNucleonXsc* hnXsc; 196 G4HadronNucleonXsc* hnXsc;
>> 197 G4Pow* g4calc;
170 198
171 // Cache 199 // Cache
172 const G4ParticleDefinition* fParticle; 200 const G4ParticleDefinition* fParticle;
173 G4int fZ, fA, fL; << 201 G4double fEnergy;
>> 202 G4int fZ, fA;
174 203
175 }; 204 };
176 205
177 ////////////////////////////////////////////// 206 ////////////////////////////////////////////////////////////////
178 // 207 //
179 // Inlines 208 // Inlines
180 209
181 inline G4double 210 inline G4double
182 G4ComponentGGHadronNucleusXsc::GetIsoCrossSect 211 G4ComponentGGHadronNucleusXsc::GetIsoCrossSection(const G4DynamicParticle* dp,
183 G4int Z, G4int A, 212 G4int Z, G4int A,
184 const G4Isotope*, 213 const G4Isotope*,
185 const G4Element*, 214 const G4Element*,
186 const G4Material*) 215 const G4Material*)
187 { 216 {
188 ComputeCrossSections(dp->GetDefinition(), dp 217 ComputeCrossSections(dp->GetDefinition(), dp->GetKineticEnergy(), Z, A);
189 return fTotalXsc; 218 return fTotalXsc;
190 } 219 }
191 220
192 inline G4double 221 inline G4double
193 G4ComponentGGHadronNucleusXsc::GetElasticGlaub 222 G4ComponentGGHadronNucleusXsc::GetElasticGlauberGribov(
194 const G4DynamicParticle* dp, G4int 223 const G4DynamicParticle* dp, G4int Z, G4int A)
195 { 224 {
196 ComputeCrossSections(dp->GetDefinition(), dp 225 ComputeCrossSections(dp->GetDefinition(), dp->GetKineticEnergy(), Z, A);
197 return fElasticXsc; 226 return fElasticXsc;
198 } 227 }
199 228
200 ////////////////////////////////////////////// 229 /////////////////////////////////////////////////////////////////
201 230
202 inline G4double 231 inline G4double
203 G4ComponentGGHadronNucleusXsc::GetInelasticGla 232 G4ComponentGGHadronNucleusXsc::GetInelasticGlauberGribov(
204 const G4DynamicParticle* dp, G4int 233 const G4DynamicParticle* dp, G4int Z, G4int A)
205 { 234 {
206 ComputeCrossSections(dp->GetDefinition(), dp 235 ComputeCrossSections(dp->GetDefinition(), dp->GetKineticEnergy(), Z, A);
207 return fInelasticXsc; 236 return fInelasticXsc;
208 } 237 }
209 238
210 ////////////////////////////////////////////// 239 /////////////////////////////////////////////////////////////////////
211 // 240 //
212 // return correction at Tkin = 90*GeV GG -> Ba 241 // return correction at Tkin = 90*GeV GG -> Barashenkov tot xsc, when it
213 // is available, else return 1.0 242 // is available, else return 1.0
214 243
215 inline G4double G4ComponentGGHadronNucleusXsc: 244 inline G4double G4ComponentGGHadronNucleusXsc::GetParticleBarCorTot(
216 const G4ParticleDef 245 const G4ParticleDefinition* theParticle, G4int ZZ)
217 { 246 {
218 G4double cor = 1.0; 247 G4double cor = 1.0;
219 G4int z = std::min(92, std::max(ZZ, 1)); 248 G4int z = std::min(92, std::max(ZZ, 1));
220 if( theParticle == theProton ) cor = fP 249 if( theParticle == theProton ) cor = fProtonBarCorrectionTot[z];
221 else if( theParticle == theNeutron) cor = fN 250 else if( theParticle == theNeutron) cor = fNeutronBarCorrectionTot[z];
222 else if( theParticle == thePiPlus ) cor = fP 251 else if( theParticle == thePiPlus ) cor = fPionPlusBarCorrectionTot[z];
223 else if( theParticle == thePiMinus) cor = fP 252 else if( theParticle == thePiMinus) cor = fPionMinusBarCorrectionTot[z];
224 return cor; 253 return cor;
225 } 254 }
226 255
227 ////////////////////////////////////////////// 256 /////////////////////////////////////////////////////////////////////
228 // 257 //
229 // return correction at Tkin = 90*GeV GG -> Ba 258 // return correction at Tkin = 90*GeV GG -> Barashenkov in xsc, when it
230 // is available, else return 1.0 259 // is available, else return 1.0
231 260
232 261
233 inline G4double G4ComponentGGHadronNucleusXsc: 262 inline G4double G4ComponentGGHadronNucleusXsc::GetParticleBarCorIn(
234 const G4ParticleDef 263 const G4ParticleDefinition* theParticle, G4int ZZ)
235 { 264 {
236 G4double cor = 1.0; 265 G4double cor = 1.0;
237 G4int z = std::min(92, std::max(ZZ, 1)); 266 G4int z = std::min(92, std::max(ZZ, 1));
238 if( theParticle == theProton ) cor = fP 267 if( theParticle == theProton ) cor = fProtonBarCorrectionIn[z];
239 else if( theParticle == theNeutron) cor = fN 268 else if( theParticle == theNeutron) cor = fNeutronBarCorrectionIn[z];
240 else if( theParticle == thePiPlus ) cor = fP 269 else if( theParticle == thePiPlus ) cor = fPionPlusBarCorrectionIn[z];
241 else if( theParticle == thePiMinus) cor = fP 270 else if( theParticle == thePiMinus) cor = fPionMinusBarCorrectionIn[z];
242 return cor; 271 return cor;
243 } 272 }
244 273
245 #endif 274 #endif
246 275