#include <G4RPGLambdaInelastic.hh>
Inheritance diagram for G4RPGLambdaInelastic:
Public Member Functions | |
G4RPGLambdaInelastic () | |
~G4RPGLambdaInelastic () | |
G4HadFinalState * | ApplyYourself (const G4HadProjectile &aTrack, G4Nucleus &targetNucleus) |
Definition at line 44 of file G4RPGLambdaInelastic.hh.
G4RPGLambdaInelastic::G4RPGLambdaInelastic | ( | ) | [inline] |
Definition at line 48 of file G4RPGLambdaInelastic.hh.
References G4HadronicInteraction::SetMaxEnergy(), and G4HadronicInteraction::SetMinEnergy().
00048 : G4RPGInelastic("G4RPGLambdaInelastic") 00049 { 00050 SetMinEnergy( 0.0 ); 00051 SetMaxEnergy( 25.*CLHEP::GeV ); 00052 }
G4RPGLambdaInelastic::~G4RPGLambdaInelastic | ( | ) | [inline] |
G4HadFinalState * G4RPGLambdaInelastic::ApplyYourself | ( | const G4HadProjectile & | aTrack, | |
G4Nucleus & | targetNucleus | |||
) | [virtual] |
Implements G4HadronicInteraction.
Definition at line 35 of file G4RPGLambdaInelastic.cc.
References G4RPGInelastic::CalculateMomenta(), G4Nucleus::Cinema(), G4Nucleus::EvaporationEffects(), G4cout, G4endl, G4HadProjectile::GetDefinition(), G4DynamicParticle::GetDefinition(), G4ReactionProduct::GetKineticEnergy(), G4HadProjectile::GetKineticEnergy(), G4HadProjectile::GetMaterial(), G4ReactionProduct::GetMomentum(), G4Material::GetName(), G4ParticleDefinition::GetParticleName(), G4ParticleDefinition::GetPDGMass(), G4FastVector< Type, N >::Initialize(), G4InuclParticleNames::pp, G4Nucleus::ReturnTargetParticle(), G4ReactionProduct::SetKineticEnergy(), G4ReactionProduct::SetMomentum(), G4ReactionProduct::SetSide(), G4RPGInelastic::SetUpChange(), G4HadronicInteraction::theParticleChange, and G4HadronicInteraction::verboseLevel.
00037 { 00038 const G4HadProjectile *originalIncident = &aTrack; 00039 00040 // create the target particle 00041 00042 G4DynamicParticle *originalTarget = targetNucleus.ReturnTargetParticle(); 00043 00044 if( verboseLevel > 1 ) 00045 { 00046 const G4Material *targetMaterial = aTrack.GetMaterial(); 00047 G4cout << "G4RPGLambdaInelastic::ApplyYourself called" << G4endl; 00048 G4cout << "kinetic energy = " << originalIncident->GetKineticEnergy()/MeV << "MeV, "; 00049 G4cout << "target material = " << targetMaterial->GetName() << ", "; 00050 G4cout << "target particle = " << originalTarget->GetDefinition()->GetParticleName() 00051 << G4endl; 00052 } 00053 00054 // Fermi motion and evaporation 00055 // As of Geant3, the Fermi energy calculation had not been Done 00056 00057 G4double ek = originalIncident->GetKineticEnergy()/MeV; 00058 G4double amas = originalIncident->GetDefinition()->GetPDGMass()/MeV; 00059 G4ReactionProduct modifiedOriginal; 00060 modifiedOriginal = *originalIncident; 00061 00062 G4double tkin = targetNucleus.Cinema( ek ); 00063 ek += tkin; 00064 modifiedOriginal.SetKineticEnergy( ek*MeV ); 00065 G4double et = ek + amas; 00066 G4double p = std::sqrt( std::abs((et-amas)*(et+amas)) ); 00067 G4double pp = modifiedOriginal.GetMomentum().mag()/MeV; 00068 if( pp > 0.0 ) 00069 { 00070 G4ThreeVector momentum = modifiedOriginal.GetMomentum(); 00071 modifiedOriginal.SetMomentum( momentum * (p/pp) ); 00072 } 00073 // 00074 // calculate black track energies 00075 // 00076 tkin = targetNucleus.EvaporationEffects( ek ); 00077 ek -= tkin; 00078 modifiedOriginal.SetKineticEnergy( ek*MeV ); 00079 et = ek + amas; 00080 p = std::sqrt( std::abs((et-amas)*(et+amas)) ); 00081 pp = modifiedOriginal.GetMomentum().mag()/MeV; 00082 if( pp > 0.0 ) 00083 { 00084 G4ThreeVector momentum = modifiedOriginal.GetMomentum(); 00085 modifiedOriginal.SetMomentum( momentum * (p/pp) ); 00086 } 00087 00088 G4ReactionProduct currentParticle = modifiedOriginal; 00089 G4ReactionProduct targetParticle; 00090 targetParticle = *originalTarget; 00091 currentParticle.SetSide( 1 ); // incident always goes in forward hemisphere 00092 targetParticle.SetSide( -1 ); // target always goes in backward hemisphere 00093 G4bool incidentHasChanged = false; 00094 G4bool targetHasChanged = false; 00095 G4bool quasiElastic = false; 00096 G4FastVector<G4ReactionProduct,GHADLISTSIZE> vec; // vec will contain the secondary particles 00097 G4int vecLen = 0; 00098 vec.Initialize( 0 ); 00099 00100 const G4double cutOff = 0.1; 00101 if( currentParticle.GetKineticEnergy()/MeV > cutOff ) 00102 Cascade( vec, vecLen, 00103 originalIncident, currentParticle, targetParticle, 00104 incidentHasChanged, targetHasChanged, quasiElastic ); 00105 00106 CalculateMomenta( vec, vecLen, 00107 originalIncident, originalTarget, modifiedOriginal, 00108 targetNucleus, currentParticle, targetParticle, 00109 incidentHasChanged, targetHasChanged, quasiElastic ); 00110 00111 SetUpChange( vec, vecLen, 00112 currentParticle, targetParticle, 00113 incidentHasChanged ); 00114 00115 delete originalTarget; 00116 return &theParticleChange; 00117 }