Geant4 Cross Reference

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Geant4/processes/hadronic/models/binary_cascade/src/G4KaonPlusField.cc

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Diff markup

Differences between /processes/hadronic/models/binary_cascade/src/G4KaonPlusField.cc (Version 11.3.0) and /processes/hadronic/models/binary_cascade/src/G4KaonPlusField.cc (Version 7.1)


  1 //                                                  1 //
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  3 // * License and Disclaimer                    <<   3 // * DISCLAIMER                                                       *
  4 // *                                                4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of th <<   5 // * The following disclaimer summarizes all the specific disclaimers *
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  7 // * conditions of the Geant4 Software License <<   7 // * govern, are listed with their locations in:                      *
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  9 // * include a list of copyright holders.      << 
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 14 // * regarding  this  software system or assum     13 // * regarding  this  software system or assume any liability for its *
 15 // * use.  Please see the license in the file  <<  14 // * use.                                                             *
 16 // * for the full disclaimer and the limitatio << 
 17 // *                                               15 // *                                                                  *
 18 // * This  code  implementation is the result  <<  16 // * This  code  implementation is the  intellectual property  of the *
 19 // * technical work of the GEANT4 collaboratio <<  17 // * GEANT4 collaboration.                                            *
 20 // * By using,  copying,  modifying or  distri <<  18 // * By copying,  distributing  or modifying the Program (or any work *
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 24 // *******************************************     21 // ********************************************************************
 25 //                                                 22 //
 26 //                                                 23 //
 27 // -------------------------------------------     24 // -------------------------------------------------------------------
 28 //      GEANT 4 class implementation file          25 //      GEANT 4 class implementation file 
 29 //                                                 26 //
 30 //      CERN, Geneva, Switzerland                  27 //      CERN, Geneva, Switzerland
 31 //                                                 28 //
 32 //      File name:     G4KaonPlusField.cc          29 //      File name:     G4KaonPlusField.cc
 33 //                                                 30 //
 34 //      Author:        Alessandro Brunengo (Al     31 //      Author:        Alessandro Brunengo (Alessandro.Brunengo@ge.infn.it)
 35 //                                                 32 // 
 36 //      Creation date: 5 June 2000                 33 //      Creation date: 5 June 2000
 37 // -------------------------------------------     34 // -------------------------------------------------------------------
 38                                                << 
 39 #include "G4KaonPlusField.hh"                      35 #include "G4KaonPlusField.hh"
 40 #include "G4PhysicalConstants.hh"              <<  36 #include "G4NucleiPropertiesTable.hh"
 41 #include "G4SystemOfUnits.hh"                  << 
 42 #include "G4NucleiProperties.hh"               << 
 43 #include "G4VNuclearDensity.hh"                    37 #include "G4VNuclearDensity.hh"
 44 #include "G4FermiMomentum.hh"                      38 #include "G4FermiMomentum.hh"
 45 #include "G4KaonPlus.hh"                           39 #include "G4KaonPlus.hh"
 46 #include "G4HadTmpUtil.hh"                         40 #include "G4HadTmpUtil.hh"
 47 #include "G4Pow.hh"                            << 
 48                                                    41 
 49 G4KaonPlusField::G4KaonPlusField(G4V3DNucleus      42 G4KaonPlusField::G4KaonPlusField(G4V3DNucleus * nucleus, G4double coeff)
 50   : G4VNuclearField(nucleus)                       43   : G4VNuclearField(nucleus)
 51 {                                                  44 {
 52   theCoeff = coeff;                                45   theCoeff = coeff;
 53 }                                                  46 }
 54                                                    47 
 55                                                    48 
 56 G4KaonPlusField::~G4KaonPlusField()                49 G4KaonPlusField::~G4KaonPlusField()
 57 { }                                                50 { }
 58                                                    51 
                                                   >>  52 
                                                   >>  53 const G4KaonPlusField & G4KaonPlusField::operator=(const G4KaonPlusField &)
                                                   >>  54 {
                                                   >>  55   throw G4HadronicException(__FILE__, __LINE__, "G4KaonPlusField::operator= meant not to be accessible");
                                                   >>  56   return *this;
                                                   >>  57 }
                                                   >>  58 
                                                   >>  59 
                                                   >>  60 G4int G4KaonPlusField::operator==(const G4KaonPlusField &) const
                                                   >>  61 {
                                                   >>  62   throw G4HadronicException(__FILE__, __LINE__, "G4KaonPlusField::operator== meant not to be accessible");
                                                   >>  63   return 0;
                                                   >>  64 }
                                                   >>  65 
                                                   >>  66 
                                                   >>  67 G4int G4KaonPlusField::operator!=(const G4KaonPlusField &) const
                                                   >>  68 {
                                                   >>  69   throw G4HadronicException(__FILE__, __LINE__, "G4KaonPlusField::operator!= meant not to be accessible");
                                                   >>  70   return 1;
                                                   >>  71 }
                                                   >>  72 
                                                   >>  73 
                                                   >>  74 
 59 G4double G4KaonPlusField::GetField(const G4Thr     75 G4double G4KaonPlusField::GetField(const G4ThreeVector & aPosition)
 60 {                                                  76 {
 61 // Field is 0 out of the nucleus!                  77 // Field is 0 out of the nucleus!
 62   if(aPosition.mag() >= radius) return 0.0;        78   if(aPosition.mag() >= radius) return 0.0;
 63                                                    79 
 64   G4double kaonMass = G4KaonPlus::KaonPlus()->     80   G4double kaonMass = G4KaonPlus::KaonPlus()->GetPDGMass();
 65                                                    81 
 66   G4int A = theNucleus->GetMassNumber();       <<  82   G4double A = theNucleus->GetMassNumber();
 67   G4int Z = theNucleus->GetCharge();           <<  83   G4double Z = theNucleus->GetCharge();
 68   G4double bindingEnergy = G4NucleiProperties: <<  84   G4double bindingEnergy = G4NucleiPropertiesTable::GetBindingEnergy(G4lrint(Z), G4lrint(A));
 69   G4double nucleusMass = Z*proton_mass_c2+(A-Z     85   G4double nucleusMass = Z*proton_mass_c2+(A-Z)*neutron_mass_c2+bindingEnergy;
 70   G4double reducedMass = kaonMass*nucleusMass/     86   G4double reducedMass = kaonMass*nucleusMass/(kaonMass+nucleusMass);
 71                                                    87 
 72   G4double density = theNucleus->GetNuclearDen     88   G4double density = theNucleus->GetNuclearDensity()->GetDensity(aPosition);
 73                                                    89 
 74   return -2.*pi*hbarc*hbarc/reducedMass*(2.0)*     90   return -2.*pi*hbarc*hbarc/reducedMass*(2.0)*theCoeff*density+GetBarrier();
 75 }                                                  91 }
 76                                                    92 
 77 G4double G4KaonPlusField::GetBarrier()             93 G4double G4KaonPlusField::GetBarrier()
 78 {                                                  94 {
 79   G4int A = theNucleus->GetMassNumber();       <<  95   G4double A = theNucleus->GetMassNumber();
 80   G4int Z = theNucleus->GetCharge();           <<  96   G4double Z = theNucleus->GetCharge();
 81   G4double coulombBarrier = (1.44/1.14) * MeV  <<  97   G4double coulombBarrier = (1.44/1.14) * MeV * Z / (1.0 + std::pow(A,1./3.));
 82   return coulombBarrier;                           98   return coulombBarrier;
 83 }                                                  99 }
 84                                                   100 
 85                                                   101 
 86                                                   102