// // ******************************************************************** // * License and Disclaimer * // * * // * The Geant4 software is copyright of the Copyright Holders of * // * the Geant4 Collaboration. It is provided under the terms and * // * conditions of the Geant4 Software License, included in the file * // * LICENSE and available at http://cern.ch/geant4/license . These * // * include a list of copyright holders. * // * * // * Neither the authors of this software system, nor their employing * // * institutes,nor the agencies providing financial support for this * // * work make any representation or warranty, express or implied, * // * regarding this software system or assume any liability for its * // * use. Please see the license in the file LICENSE and URL above * // * for the full disclaimer and the limitation of liability. * // * * // * This code implementation is the result of the scientific and * // * technical work of the GEANT4 collaboration. * // * By using, copying, modifying or distributing the software (or * // * any work based on the software) you agree to acknowledge its * // * use in resulting scientific publications, and indicate your * // * acceptance of all terms of the Geant4 Software license. * // ******************************************************************** // // // Previous authors: G. Guerrieri and M. G. Pia, INFN Genova, Italy // Authors (since 2007): S. Guatelli, University of Wollongong, Australia // // // // ********************************** // * * // * G4HumanPhantomPhysicsList.cc * // * * // ********************************** // // #include "G4HumanPhantomPhysicsList.hh" #include "G4SystemOfUnits.hh" #include "G4ParticleDefinition.hh" #include "G4ProductionCutsTable.hh" #include "G4ProcessManager.hh" #include "G4ParticleTypes.hh" #include "G4UnitsTable.hh" #include "G4ios.hh" #include "G4VModularPhysicsList.hh" #include "G4EmStandardPhysics.hh" #include "G4EmLivermorePhysics.hh" #include "G4EmPenelopePhysics.hh" #include "G4DecayPhysics.hh" #include "G4PhotoElectricEffect.hh" #include "G4ComptonScattering.hh" #include "G4RayleighScattering.hh" G4HumanPhantomPhysicsList::G4HumanPhantomPhysicsList(): G4VModularPhysicsList() { SetVerboseLevel(1); // emPhysicsList = new G4EmStandardPhysics(1); decPhysicsList = new G4DecayPhysics(); // Alternatively you can substitute this physics list // with the LowEnergy Livermore or LowEnergy Penelope: emPhysicsList = new G4EmLivermorePhysics(); // Low Energy based on Livermore Evaluated Data Libraries // // Penelope physics // emPhysicsList = new G4EmPenelopePhysics(); } G4HumanPhantomPhysicsList::~G4HumanPhantomPhysicsList() { delete decPhysicsList; delete emPhysicsList; } void G4HumanPhantomPhysicsList::ConstructParticle() { decPhysicsList -> ConstructParticle(); // G4Electron::ElectronDefinition(); // G4Positron::PositronDefinition(); // G4ParticleDefinition* gamma = G4Gamma::GammaDefinition(); // decPhysicsList->RegisterProcess(new G4PhotoElectricEffect(), *gamma); // decPhysicsList->RegisterProcess(new G4ComptonScattering(), *gamma); // decPhysicsList->RegisterProcess(new G4RayleighScattering(), *gamma); } void G4HumanPhantomPhysicsList::ConstructProcess() { AddTransportation(); emPhysicsList -> ConstructProcess(); decPhysicsList -> ConstructProcess(); } void G4HumanPhantomPhysicsList::SetCuts() { // The production threshold is fixed to 0.1 mm for all the particles // Secondary particles with a range bigger than 0.1 mm // are generated; otherwise their energy is considered deposited locally defaultCutValue = 1. * mm; const G4double cutForGamma = defaultCutValue; const G4double cutForElectron = defaultCutValue; const G4double cutForPositron = defaultCutValue; SetCutValue(cutForGamma, "gamma"); SetCutValue(cutForElectron, "e-"); SetCutValue(cutForPositron, "e+"); // Set the secondary production cut lower than 990. eV // Very important for high precision of lowenergy processes at low energies G4double lowLimit = 1. * keV; G4double highLimit = 200. * keV; G4ProductionCutsTable::GetProductionCutsTable()->SetEnergyRange(lowLimit, highLimit); if (verboseLevel>0) DumpCutValuesTable(); }