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Geant4/processes/electromagnetic/standard/include/G4IonCoulombCrossSection.hh

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Differences between /processes/electromagnetic/standard/include/G4IonCoulombCrossSection.hh (Version 11.3.0) and /processes/electromagnetic/standard/include/G4IonCoulombCrossSection.hh (Version 10.0)


  1 //                                                  1 //
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 24 // *******************************************     24 // ********************************************************************
 25 //                                                 25 //
 26 //  G4IonCoulombCrossSection.hh                    26 //  G4IonCoulombCrossSection.hh
 27 //--------------------------------------------     27 //-------------------------------------------------------------------
 28 //                                                 28 //
 29 // GEANT4 Class header file                        29 // GEANT4 Class header file
 30 //                                                 30 //
 31 // File name:    G4IonCoulombCrossSection          31 // File name:    G4IonCoulombCrossSection
 32 //                                                 32 //
 33 // Author:      Cristina Consolandi                33 // Author:      Cristina Consolandi
 34 //                                                 34 //
 35 // Creation date: 05.10.2010 from G4eCoulombSc     35 // Creation date: 05.10.2010 from G4eCoulombScatteringModel
 36 //                                                 36 //
 37 // Class Description:                              37 // Class Description:
 38 //      Computation of Screen-Coulomb Cross Se     38 //      Computation of Screen-Coulomb Cross Section
 39 //      for protons, alpha and heavy Ions          39 //      for protons, alpha and heavy Ions
 40 //                                                 40 //
 41 //                                                 41 //
 42 // Reference:                                      42 // Reference:
 43 //      M.J. Boschini et al. "Nuclear and Non-     43 //      M.J. Boschini et al. "Nuclear and Non-Ionizing Energy-Loss
 44 //      for Coulomb Scattered Particles from L     44 //      for Coulomb Scattered Particles from Low Energy up to Relativistic
 45 //      Regime in Space Radiation Environment"     45 //      Regime in Space Radiation Environment"
 46 //      Accepted for publication in the Procee     46 //      Accepted for publication in the Proceedings of  the  ICATPP Conference
 47 //      on Cosmic Rays for Particle and Astrop     47 //      on Cosmic Rays for Particle and Astroparticle Physics, Villa  Olmo, 7-8
 48 //      October,  2010, to be published by Wor     48 //      October,  2010, to be published by World Scientific (Singapore).
 49 //                                                 49 //
 50 //      Available for downloading at:              50 //      Available for downloading at:
 51 //      http://arxiv.org/abs/1011.4822             51 //      http://arxiv.org/abs/1011.4822
 52 //                                                 52 //
 53 // -------------------------------------------     53 // -------------------------------------------------------------------
 54                                                    54 
 55 //                                                 55 //
 56 #ifndef G4IonCoulombCrossSection_h                 56 #ifndef G4IonCoulombCrossSection_h
 57 #define G4IonCoulombCrossSection_h 1               57 #define G4IonCoulombCrossSection_h 1
 58                                                    58 
 59 //....oooOO0OOooo........oooOO0OOooo........oo     59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 60                                                    60 
 61 #include <CLHEP/Units/SystemOfUnits.h>             61 #include <CLHEP/Units/SystemOfUnits.h>
 62                                                    62 
 63 #include "globals.hh"                              63 #include "globals.hh"
                                                   >>  64 #include "G4Material.hh"
                                                   >>  65 #include "G4Element.hh"
                                                   >>  66 #include "G4ElementVector.hh"
 64 #include "G4NistManager.hh"                        67 #include "G4NistManager.hh"
 65 #include "G4ParticleDefinition.hh"             <<  68 #include "G4ThreeVector.hh"
                                                   >>  69 #include "G4Pow.hh"
                                                   >>  70 #include "G4LossTableManager.hh"
                                                   >>  71 
                                                   >>  72 class G4ParticleDefinition;
 66                                                    73 
 67 //....oooOO0OOooo........oooOO0OOooo........oo     74 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 68                                                    75 
 69 class G4IonCoulombCrossSection                     76 class G4IonCoulombCrossSection
 70 {                                                  77 {
 71 public:                                        << 
 72                                                    78 
 73   explicit G4IonCoulombCrossSection();         <<  79 public:
 74                                                    80 
 75   ~G4IonCoulombCrossSection() = default;       <<  81     G4IonCoulombCrossSection();
 76                                                    82 
 77   void Initialise(const G4ParticleDefinition*, <<  83     virtual ~G4IonCoulombCrossSection();
 78                                                    84 
 79   G4double NuclearCrossSection();              <<  85     void Initialise(const G4ParticleDefinition*, G4double cosThetaLim);
 80                                                    86 
 81   G4double SampleCosineTheta();                <<  87     G4double NuclearCrossSection();
 82                                                    88 
 83   void SetupKinematic(G4double kinEnergy, G4do <<  89     G4double SampleCosineTheta();
 84                                                    90 
 85   void SetupTarget(G4double Z, G4double kinEne <<  91     inline void SetupParticle(const G4ParticleDefinition*);
 86                                                    92 
 87   inline void SetupParticle(const G4ParticleDe <<  93     void SetupKinematic(G4double kinEnergy, G4double cut,G4int iz);
 88                                                    94 
 89   inline G4double GetMomentum2();              <<  95     void SetupTarget(G4double Z, G4double kinEnergy,G4int heavycorr);
 90                                                    96 
 91   G4IonCoulombCrossSection & operator=         <<  97   inline G4double GetMomentum2();
 92   (const  G4IonCoulombCrossSection &right) = d << 
 93   G4IonCoulombCrossSection(const  G4IonCoulomb << 
 94                                                    98 
 95 private:                                           99 private:
                                                   >> 100          void   SetScreenRSquare(G4int iz);
                                                   >> 101 
                                                   >> 102 
                                                   >> 103   G4IonCoulombCrossSection & operator=(const  G4IonCoulombCrossSection &right);
                                                   >> 104     G4IonCoulombCrossSection(const  G4IonCoulombCrossSection&);
                                                   >> 105 
                                                   >> 106 
                                                   >> 107 
                                                   >> 108     const G4ParticleDefinition* theProton;  
                                                   >> 109 
                                                   >> 110     G4NistManager*  fNistManager;   
                                                   >> 111 
                                                   >> 112 protected:
                                                   >> 113     G4double                coeff;    
                                                   >> 114 
                                                   >> 115   //cost - min - max 
                                                   >> 116         G4double                cosThetaMin;// def 1.0
                                                   >> 117         G4double                cosThetaMax;// def -1.0
 96                                                   118 
 97   void   SetScreenRSquare(G4int iz);           << 119             //SetupTarget
                                                   >> 120         G4double                cosTetMinNuc;// -->cosThetaMin
                                                   >> 121         G4double                cosTetMaxNuc;// -->cosThetaMax
 98                                                   122 
 99   const G4ParticleDefinition* theProton;       << 
100                                                   123 
101   G4NistManager*  fNistManager;                << 124   //cross section
102   G4Pow*          fG4pow;                      << 125     G4double                nucXSection;      
103                                                   126 
104   G4double                coeff;               << 127   //energy cut
                                                   >> 128     G4double                ecut;     
                                                   >> 129     G4double                etag;     
                                                   >> 130 
                                                   >> 131   // projectile........................
                                                   >> 132   const G4ParticleDefinition* particle;
                                                   >> 133 
                                                   >> 134     G4double                chargeSquare;  
                                                   >> 135   G4double                spin;    
                                                   >> 136     G4double                mass;    
                                                   >> 137 
                                                   >> 138   //lab of incedent particle 
                                                   >> 139         G4double                tkinLab;
                                                   >> 140         G4double                momLab2;
                                                   >> 141         G4double                invbetaLab2;
                                                   >> 142 
                                                   >> 143   //relative system with nucleus
                                                   >> 144   G4double                tkin;    
                                                   >> 145     G4double                mom2;    
                                                   >> 146     G4double                invbeta2;    
                                                   >> 147 
                                                   >> 148     // target nucleus
                                                   >> 149     G4double                targetZ;    
                                                   >> 150     G4double                targetMass; 
                                                   >> 151     G4double                screenZ; 
                                                   >> 152   
                                                   >> 153 
                                                   >> 154 private:
                                                   >> 155 
                                                   >> 156     G4double                alpha2;
                                                   >> 157     G4double    ScreenRSquare;  
105                                                   158 
106   //cost - min - max                           << 
107   G4double                cosThetaMin;// def 1 << 
108   G4double                cosThetaMax;// def - << 
109   //SetupTarget                                << 
110   G4double                cosTetMinNuc;// -->c << 
111   G4double                cosTetMaxNuc;// -->c << 
112                                                << 
113   //cross section                              << 
114   G4double                nucXSection;         << 
115                                                << 
116   //energy                                     << 
117   G4double                etag;                << 
118                                                << 
119   // projectile........................        << 
120   const G4ParticleDefinition* particle;        << 
121                                                << 
122   G4double                chargeSquare;        << 
123   G4double                spin;                << 
124   G4double                mass;                << 
125                                                << 
126   //lab of incedent particle                   << 
127   G4double                tkinLab;             << 
128   G4double                momLab2;             << 
129   G4double                invbetaLab2;         << 
130                                                << 
131   //relative system with nucleus               << 
132   G4double                tkin;                << 
133   G4double                mom2;                << 
134   G4double                invbeta2;            << 
135                                                << 
136   // target nucleus                            << 
137   G4double                targetZ;             << 
138   G4double                targetMass;          << 
139   G4double                screenZ;             << 
140   G4double                alpha2;              << 
141   G4double        ScreenRSquare;               << 
142 };                                                159 };
143                                                   160 
                                                   >> 161 
144 //....oooOO0OOooo........oooOO0OOooo........oo    162 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
145                                                   163 
146 inline                                         << 164 inline void G4IonCoulombCrossSection::SetupParticle(const G4ParticleDefinition* p)
147 void G4IonCoulombCrossSection::SetupParticle(c << 
148 {                                                 165 {
149   particle = p;                                << 166     particle = p;
150   mass = particle->GetPDGMass();               << 167     mass = particle->GetPDGMass();
151   spin = particle->GetPDGSpin();               << 168     spin = particle->GetPDGSpin();
152   if(0.0 != spin) { spin = 0.5; }              << 169       if(0.0 != spin) { spin = 0.5; }
153   G4double q = particle->GetPDGCharge()/CLHEP: << 170     G4double q = std::fabs(particle->GetPDGCharge()/CLHEP::eplus);
154   chargeSquare = q*q;                          << 171     chargeSquare = q*q;
155   tkin = 0.0;                                  << 172     tkin = 0.0;
156 }                                                 173 }
157 //....oooOO0OOooo........oooOO0OOooo........oo    174 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
158                                                   175 
159 inline G4double G4IonCoulombCrossSection::GetM << 176 
160 {                                              << 177 inline G4double G4IonCoulombCrossSection::GetMomentum2(){
161   return mom2;                                 << 178   return mom2;
162 }                                                 179 }
163 //....oooOO0OOooo........oooOO0OOooo........oo    180 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
164                                                   181 
165 #endif                                            182 #endif
166                                                   183 
167                                                   184 
168                                                   185