#include <G4RPGXiMinusInelastic.hh>
Inheritance diagram for G4RPGXiMinusInelastic:
Public Member Functions | |
G4RPGXiMinusInelastic () | |
~G4RPGXiMinusInelastic () | |
G4HadFinalState * | ApplyYourself (const G4HadProjectile &aTrack, G4Nucleus &targetNucleus) |
Definition at line 42 of file G4RPGXiMinusInelastic.hh.
G4RPGXiMinusInelastic::G4RPGXiMinusInelastic | ( | ) | [inline] |
Definition at line 46 of file G4RPGXiMinusInelastic.hh.
References G4HadronicInteraction::SetMaxEnergy(), and G4HadronicInteraction::SetMinEnergy().
00046 : G4RPGInelastic("G4RPGXiMinusInelastic") 00047 { 00048 SetMinEnergy( 0.0 ); 00049 SetMaxEnergy( 25.*CLHEP::GeV ); 00050 }
G4RPGXiMinusInelastic::~G4RPGXiMinusInelastic | ( | ) | [inline] |
G4HadFinalState * G4RPGXiMinusInelastic::ApplyYourself | ( | const G4HadProjectile & | aTrack, | |
G4Nucleus & | targetNucleus | |||
) | [virtual] |
Implements G4HadronicInteraction.
Definition at line 35 of file G4RPGXiMinusInelastic.cc.
References G4RPGInelastic::CalculateMomenta(), G4Nucleus::Cinema(), G4Nucleus::EvaporationEffects(), G4cout, G4endl, G4HadProjectile::Get4Momentum(), G4HadProjectile::GetDefinition(), G4DynamicParticle::GetDefinition(), G4ReactionProduct::GetKineticEnergy(), G4HadProjectile::GetKineticEnergy(), G4HadProjectile::GetMaterial(), G4ReactionProduct::GetMomentum(), G4Material::GetName(), G4ParticleDefinition::GetParticleName(), G4ParticleDefinition::GetPDGMass(), G4FastVector< Type, N >::Initialize(), isAlive, G4InuclParticleNames::pp, G4Nucleus::ReturnTargetParticle(), G4HadFinalState::SetEnergyChange(), G4ReactionProduct::SetKineticEnergy(), G4ReactionProduct::SetMomentum(), G4HadFinalState::SetMomentumChange(), G4ReactionProduct::SetSide(), G4HadFinalState::SetStatusChange(), G4RPGInelastic::SetUpChange(), G4HadronicInteraction::theParticleChange, and G4HadronicInteraction::verboseLevel.
00037 { 00038 const G4HadProjectile *originalIncident = &aTrack; 00039 if (originalIncident->GetKineticEnergy()<= 0.1*MeV) 00040 { 00041 theParticleChange.SetStatusChange(isAlive); 00042 theParticleChange.SetEnergyChange(aTrack.GetKineticEnergy()); 00043 theParticleChange.SetMomentumChange(aTrack.Get4Momentum().vect().unit()); 00044 return &theParticleChange; 00045 } 00046 00047 // create the target particle 00048 00049 G4DynamicParticle *originalTarget = targetNucleus.ReturnTargetParticle(); 00050 00051 if( verboseLevel > 1 ) 00052 { 00053 const G4Material *targetMaterial = aTrack.GetMaterial(); 00054 G4cout << "G4RPGXiMinusInelastic::ApplyYourself called" << G4endl; 00055 G4cout << "kinetic energy = " << originalIncident->GetKineticEnergy()/MeV << "MeV, "; 00056 G4cout << "target material = " << targetMaterial->GetName() << ", "; 00057 G4cout << "target particle = " << originalTarget->GetDefinition()->GetParticleName() 00058 << G4endl; 00059 } 00060 00061 // Fermi motion and evaporation 00062 // As of Geant3, the Fermi energy calculation had not been Done 00063 00064 G4double ek = originalIncident->GetKineticEnergy()/MeV; 00065 G4double amas = originalIncident->GetDefinition()->GetPDGMass()/MeV; 00066 G4ReactionProduct modifiedOriginal; 00067 modifiedOriginal = *originalIncident; 00068 00069 G4double tkin = targetNucleus.Cinema( ek ); 00070 ek += tkin; 00071 modifiedOriginal.SetKineticEnergy( ek*MeV ); 00072 G4double et = ek + amas; 00073 G4double p = std::sqrt( std::abs((et-amas)*(et+amas)) ); 00074 G4double pp = modifiedOriginal.GetMomentum().mag()/MeV; 00075 if( pp > 0.0 ) 00076 { 00077 G4ThreeVector momentum = modifiedOriginal.GetMomentum(); 00078 modifiedOriginal.SetMomentum( momentum * (p/pp) ); 00079 } 00080 // 00081 // calculate black track energies 00082 // 00083 tkin = targetNucleus.EvaporationEffects( ek ); 00084 ek -= tkin; 00085 modifiedOriginal.SetKineticEnergy( ek*MeV ); 00086 et = ek + amas; 00087 p = std::sqrt( std::abs((et-amas)*(et+amas)) ); 00088 pp = modifiedOriginal.GetMomentum().mag()/MeV; 00089 if( pp > 0.0 ) 00090 { 00091 G4ThreeVector momentum = modifiedOriginal.GetMomentum(); 00092 modifiedOriginal.SetMomentum( momentum * (p/pp) ); 00093 } 00094 G4ReactionProduct currentParticle = modifiedOriginal; 00095 G4ReactionProduct targetParticle; 00096 targetParticle = *originalTarget; 00097 currentParticle.SetSide( 1 ); // incident always goes in forward hemisphere 00098 targetParticle.SetSide( -1 ); // target always goes in backward hemisphere 00099 G4bool incidentHasChanged = false; 00100 G4bool targetHasChanged = false; 00101 G4bool quasiElastic = false; 00102 G4FastVector<G4ReactionProduct,GHADLISTSIZE> vec; // vec will contain the secondary particles 00103 G4int vecLen = 0; 00104 vec.Initialize( 0 ); 00105 00106 const G4double cutOff = 0.1; 00107 if( currentParticle.GetKineticEnergy()/MeV > cutOff ) 00108 Cascade( vec, vecLen, 00109 originalIncident, currentParticle, targetParticle, 00110 incidentHasChanged, targetHasChanged, quasiElastic ); 00111 00112 CalculateMomenta( vec, vecLen, 00113 originalIncident, originalTarget, modifiedOriginal, 00114 targetNucleus, currentParticle, targetParticle, 00115 incidentHasChanged, targetHasChanged, quasiElastic ); 00116 00117 SetUpChange( vec, vecLen, 00118 currentParticle, targetParticle, 00119 incidentHasChanged ); 00120 00121 delete originalTarget; 00122 return &theParticleChange; 00123 }