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geant4/examples/extended/hadronic/NeutronSource/src/PhysicsList.cc
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2022-07-01 10:44:02 +02:00

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//
// ********************************************************************
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// * *
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// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
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//
/// \file PhysicsList.cc
/// \brief Implementation of the PhysicsList class
//
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
#include "PhysicsList.hh"
#include "G4SystemOfUnits.hh"
#include "G4UnitsTable.hh"
#include "G4NuclideTable.hh"
#include "HadronElasticPhysicsHP.hh"
#include "G4HadronPhysicsFTFP_BERT_HP.hh"
#include "G4HadronPhysicsQGSP_BIC_HP.hh"
#include "G4HadronPhysicsQGSP_BIC_AllHP.hh"
#include "G4HadronInelasticQBBC.hh"
#include "G4HadronPhysicsINCLXX.hh"
#include "G4IonElasticPhysics.hh"
#include "G4IonPhysicsXS.hh"
#include "G4IonPhysicsPHP.hh"
#include "G4IonINCLXXPhysics.hh"
#include "G4StoppingPhysics.hh"
#include "GammaNuclearPhysics.hh"
#include "GammaNuclearPhysicsLEND.hh"
#include "ElectromagneticPhysics.hh"
#include "G4EmStandardPhysics_option3.hh"
#include "G4DecayPhysics.hh"
#include "RadioactiveDecayPhysics.hh"
#include "G4RadioactiveDecayPhysics.hh"
#include "G4Neutron.hh"
#include "G4ProcessManager.hh"
#include "G4HadronicInteraction.hh"
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
PhysicsList::PhysicsList()
:G4VModularPhysicsList(),
fHadronElastic(nullptr), fHadronInelastic(nullptr),
fIonElastic(nullptr), fIonInelastic(nullptr),
fGammaNuclear(nullptr), fElectromagnetic(nullptr),
fDecay(nullptr), fRadioactiveDecay(nullptr)
{
G4int verb = 0;
SetVerboseLevel(verb);
//add new units
//
new G4UnitDefinition( "mm2/g", "mm2/g", "Surface/Mass", mm2/g);
new G4UnitDefinition( "um2/mg", "um2/mg","Surface/Mass", um*um/mg);
// mandatory for G4NuclideTable
//
const G4double meanLife = 1*nanosecond, halfLife = meanLife*std::log(2);
G4NuclideTable::GetInstance()->SetThresholdOfHalfLife(halfLife);
// Hadron Elastic scattering
fHadronElastic = new HadronElasticPhysicsHP(verb);
RegisterPhysics(fHadronElastic);
// Hadron Inelastic Physics
////fHadronInelastic = new G4HadronPhysicsFTFP_BERT_HP(verb);
fHadronInelastic = new G4HadronPhysicsQGSP_BIC_HP(verb);
////fHadronInelastic = new G4HadronPhysicsQGSP_BIC_AllHP(verb);
////fHadronInelastic = new G4HadronInelasticQBBC(verb);
////fHadronInelastic = new G4HadronPhysicsINCLXX(verb);
RegisterPhysics(fHadronInelastic);
// Ion Elastic Physics
fIonElastic = new G4IonElasticPhysics(verb);
RegisterPhysics(fIonElastic);
// Ion Inelastic Physics
fIonInelastic = new G4IonPhysicsXS(verb);
////fIonInelastic = new G4IonPhysicsPHP(verb)
////fIonInelastic = new G4IonINCLXXPhysics(verb);
RegisterPhysics(fIonInelastic);
// stopping Particles
///RegisterPhysics( new G4StoppingPhysics(verb));
// Gamma-Nuclear Physics
fGammaNuclear = new GammaNuclearPhysics("gamma");
////fGammaNuclear = new GammaNuclearPhysicsLEND("gamma");
RegisterPhysics(fGammaNuclear);
// EM physics
fElectromagnetic = new ElectromagneticPhysics();
////fElectromagnetic = new G4EmStandardPhysics_option3();
RegisterPhysics(fElectromagnetic);
// Decay
fDecay = new G4DecayPhysics();
RegisterPhysics(fDecay);
// Radioactive decay
fRadioactiveDecay = new RadioactiveDecayPhysics();
////fRadioactiveDecay = new G4RadioactiveDecayPhysics();
RegisterPhysics(fRadioactiveDecay);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
PhysicsList::~PhysicsList()
{ }
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void PhysicsList::ConstructProcess()
{
// Transportation first (mandatory)
//
AddTransportation();
// Physics constructors
//
fHadronElastic->ConstructProcess();
fHadronInelastic->ConstructProcess();
fIonElastic->ConstructProcess();
fIonInelastic->ConstructProcess();
fGammaNuclear->ConstructProcess();
fElectromagnetic->ConstructProcess();
fDecay->ConstructProcess();
fRadioactiveDecay->ConstructProcess();
// example of GetHadronicModel (due to bug in QGSP_BIC_AllHP)
//
G4ProcessManager* pManager = G4Neutron::Neutron()->GetProcessManager();
G4HadronicProcess* process
= dynamic_cast<G4HadronicProcess*>(pManager->GetProcess("nCapture"));
G4HadronicInteraction* model = process->GetHadronicModel("nRadCapture");
if(model) model->SetMinEnergy(19.9*MeV);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void PhysicsList::SetCuts()
{
SetCutValue(0*mm, "proton");
SetCutValue(10*km, "e-");
SetCutValue(10*km, "e+");
SetCutValue(10*km, "gamma");
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......