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G4GlauberGribovCrossSection.hh
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25 //
26 // Calculation of the total, elastic and inelastic cross-sections
27 // based on parametrisations of (proton, pion, kaon, photon) nucleon
28 // cross-sections and the hadron-nucleous cross-section model in
29 // the framework of Glauber-Gribov approach
30 //
31 //
32 //
33 //
34 //
35 // 17.07.06 V. Grichine - first implementation
36 // 22.01.07 V.Ivanchenko - add interface with Z and A
37 // 05.03.07 V.Ivanchenko - add IfZAApplicable
38 // 06.03.07 V.Ivanchenko - add GetElasticGlauberGribov and GetElasticGlauberGribov
39 // for combined dataset
40 //
41 //
42 
43 #ifndef G4GlauberGribovCrossSection_h
44 #define G4GlauberGribovCrossSection_h 1
45 
46 #include "globals.hh"
47 #include "G4Proton.hh"
48 #include "G4Nucleus.hh"
49 
51 
53 class G4HadronNucleonXsc;
54 
56 {
57 public:
58 
61 
62  static const char* Default_Name() {return "Glauber-Gribov";}
63 
64  virtual
66  const G4Element* elm = 0,
67  const G4Material* mat = 0);
68 
69  virtual
71  const G4Isotope* iso = 0,
72  const G4Element* elm = 0,
73  const G4Material* mat = 0);
74 
77 
80 
86 
90 
91  G4double CalculateEcmValue ( const G4double , const G4double , const G4double );
92 
93  G4double CalcMandelstamS( const G4double , const G4double , const G4double );
94 
97 
98  virtual void CrossSectionDescription(std::ostream&) const;
99 
102 
103  inline G4double GetTotalGlauberGribovXsc() { return fTotalXsc; };
104  inline G4double GetElasticGlauberGribovXsc() { return fElasticXsc; };
105  inline G4double GetInelasticGlauberGribovXsc(){ return fInelasticXsc; };
106  inline G4double GetProductionGlauberGribovXsc(){ return fProductionXsc; };
107  inline G4double GetDiffractionGlauberGribovXsc(){ return fDiffractionXsc; };
108  inline G4double GetRadiusConst() { return fRadiusConst; };
109 
110  inline G4double GetParticleBarCorTot(const G4ParticleDefinition* theParticle, G4int Z);
111  inline G4double GetParticleBarCorIn(const G4ParticleDefinition* theParticle, G4int Z);
112 
113  inline void SetEnergyLowerLimit(G4double E ){fLowerLimit=E;};
114 
115 private:
116 
117  const G4double fUpperLimit;
118  G4double fLowerLimit;
119  const G4double fRadiusConst;
120 
121  static const G4double fNeutronBarCorrectionTot[93];
122  static const G4double fNeutronBarCorrectionIn[93];
123 
124  static const G4double fProtonBarCorrectionTot[93];
125  static const G4double fProtonBarCorrectionIn[93];
126 
127  static const G4double fPionPlusBarCorrectionTot[93];
128  static const G4double fPionPlusBarCorrectionIn[93];
129 
130  static const G4double fPionMinusBarCorrectionTot[93];
131  static const G4double fPionMinusBarCorrectionIn[93];
132 
133  G4double fTotalXsc, fElasticXsc, fInelasticXsc, fProductionXsc, fDiffractionXsc;
134  G4double fHadronNucleonXsc;
135 
136  G4ParticleDefinition* theGamma;
137  G4ParticleDefinition* theProton;
138  G4ParticleDefinition* theNeutron;
139  G4ParticleDefinition* theAProton;
140  G4ParticleDefinition* theANeutron;
141  G4ParticleDefinition* thePiPlus;
142  G4ParticleDefinition* thePiMinus;
143  G4ParticleDefinition* thePiZero;
144  G4ParticleDefinition* theKPlus;
145  G4ParticleDefinition* theKMinus;
146  G4ParticleDefinition* theK0S;
147  G4ParticleDefinition* theK0L;
148  G4ParticleDefinition* theL;
149  G4ParticleDefinition* theAntiL;
150  G4ParticleDefinition* theSPlus;
151  G4ParticleDefinition* theASPlus;
152  G4ParticleDefinition* theSMinus;
153  G4ParticleDefinition* theASMinus;
154  G4ParticleDefinition* theS0;
155  G4ParticleDefinition* theAS0;
156  G4ParticleDefinition* theXiMinus;
157  G4ParticleDefinition* theXi0;
158  G4ParticleDefinition* theAXiMinus;
159  G4ParticleDefinition* theAXi0;
160  G4ParticleDefinition* theOmega;
161  G4ParticleDefinition* theAOmega;
162  G4ParticleDefinition* theD;
163  G4ParticleDefinition* theT;
164  G4ParticleDefinition* theA;
165  G4ParticleDefinition* theHe3;
166 
167  G4HadronNucleonXsc* hnXsc;
168 
169 };
170 
172 //
173 // Inlines
174 
175 inline
176 G4double
178  G4int Z, G4int A)
179 {
180  GetIsoCrossSection(dp, Z, A);
181  return fElasticXsc;
182 }
183 
185 
186 inline
187 G4double
189  G4int Z, G4int A)
190 {
191  GetIsoCrossSection(dp, Z, A);
192  return fInelasticXsc;
193 }
194 
196 //
197 // return correction at Tkin = 90*GeV GG -> Barashenkov tot xsc, when it
198 // is available, else return 1.0
199 
200 
202  const G4ParticleDefinition* theParticle, G4int Z)
203 {
204  if(Z >= 2 && Z <= 92)
205  {
206  if( theParticle == theProton ) return fProtonBarCorrectionTot[Z];
207  else if( theParticle == theNeutron) return fNeutronBarCorrectionTot[Z];
208  else if( theParticle == thePiPlus ) return fPionPlusBarCorrectionTot[Z];
209  else if( theParticle == thePiMinus) return fPionMinusBarCorrectionTot[Z];
210  else return 1.0;
211  }
212  else return 1.0;
213 }
214 
216 //
217 // return correction at Tkin = 90*GeV GG -> Barashenkov in xsc, when it
218 // is available, else return 1.0
219 
220 
222  const G4ParticleDefinition* theParticle, G4int Z)
223 {
224  if(Z >= 2 && Z <= 92)
225  {
226  if( theParticle == theProton ) return fProtonBarCorrectionIn[Z];
227  else if( theParticle == theNeutron) return fNeutronBarCorrectionIn[Z];
228  else if( theParticle == thePiPlus ) return fPionPlusBarCorrectionIn[Z];
229  else if( theParticle == thePiMinus) return fPionMinusBarCorrectionIn[Z];
230  else return 1.0;
231  }
232  else return 1.0;
233 }
234 
235 #endif