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Geant4/physics_lists/constructors/hadron_elastic/src/G4HadronElasticPhysicsHP.cc

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 25 //
 26 //
 27 //---------------------------------------------------------------------------
 28 //
 29 // ClassName:   G4HadronElasticPhysicsHP
 30 //
 31 // Author: 3 June 2010 V. Ivanchenko
 32 //
 33 // Modified:
 34 // 03.06.2011 V.Ivanchenko change design - now first default constructor 
 35 //            is called, HP model and cross section are added on top
 36 //
 37 //----------------------------------------------------------------------------
 38 //
 39 // HP model for n with E < 20 MeV
 40 
 41 #include "G4HadronElasticPhysicsHP.hh"
 42 #include "G4SystemOfUnits.hh"
 43 #include "G4Neutron.hh"
 44 #include "G4HadronicProcess.hh"
 45 #include "G4HadronElastic.hh"
 46 #include "G4ParticleHPElastic.hh"
 47 #include "G4ParticleHPElasticData.hh"
 48 #include "G4HadronicParameters.hh"
 49 
 50 // factory
 51 #include "G4PhysicsConstructorFactory.hh"
 52 //
 53 G4_DECLARE_PHYSCONSTR_FACTORY(G4HadronElasticPhysicsHP);
 54 
 55 G4HadronElasticPhysicsHP::G4HadronElasticPhysicsHP(G4int ver)
 56   : G4HadronElasticPhysics(ver, "hElasticWEL_CHIPS_HP")
 57 {
 58   if ( ver > 1 ) { 
 59     G4cout << "### G4HadronElasticPhysicsHP: " << GetPhysicsName() 
 60      << G4endl; 
 61   }
 62   auto param = G4HadronicParameters::Instance();
 63   // HP is inconsistent with the neutron general process
 64   param->SetEnableNeutronGeneralProcess(false);
 65 }
 66 
 67 void G4HadronElasticPhysicsHP::ConstructProcess()
 68 {
 69   G4HadronElasticPhysics::ConstructProcess();
 70 
 71   const G4ParticleDefinition* neutron = G4Neutron::Neutron();
 72   G4HadronElastic* he = GetElasticModel(neutron);
 73   G4HadronicProcess* hel = GetElasticProcess(neutron);
 74   if ( nullptr != he && nullptr != hel ) { 
 75     he->SetMinEnergy(19.5*CLHEP::MeV);
 76     hel->RegisterMe(new G4ParticleHPElastic());
 77     hel->AddDataSet(new G4ParticleHPElasticData());
 78   }
 79 
 80   if ( G4HadronicParameters::Instance()->GetVerboseLevel() > 1 ) {
 81     G4cout << "### HadronElasticPhysicsHP is constructed " 
 82      << G4endl;
 83   }
 84 }
 85 
 86 
 87