00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // 00027 // 05-11-21 NeutronHP or Low Energy Parameterization Models 00028 // Implemented by T. Koi (SLAC/SCCS) 00029 // If NeutronHP data do not available for an element, then Low Energy 00030 // Parameterization models handle the interactions of the element. 00031 // 00032 // 080422 Add IsZAApplicable method (return false) by T. Koi 00033 // 00034 00035 #ifndef G4NeutronHPorLElasticData_h 00036 #define G4NeutronHPorLElasticData_h 1 00037 00038 // Class Description 00039 // Cross-section data set for a high precision (based on evaluated data 00040 // libraries) description of neutron elastic scattering below 20 MeV; 00041 // To be used in your physics list in case you need this physics. 00042 // In this case you want to register an object of this class with 00043 // the corresponding process. 00044 // Class Description - End 00045 00046 #include "G4NeutronHPChannel.hh" 00047 #include "G4VCrossSectionDataSet.hh" 00048 #include "G4DynamicParticle.hh" 00049 #include "G4Element.hh" 00050 #include "G4ParticleDefinition.hh" 00051 #include "G4PhysicsTable.hh" 00052 00053 #include <set> 00054 00055 class G4NeutronHPorLElasticData : public G4VCrossSectionDataSet 00056 { 00057 public: 00058 00059 G4NeutronHPorLElasticData(); 00060 00061 G4NeutronHPorLElasticData( G4NeutronHPChannel* , std::set< G4String >* ); 00062 00063 ~G4NeutronHPorLElasticData(); 00064 00065 G4bool IsIsoApplicable( const G4DynamicParticle* , 00066 G4int /*Z*/ , G4int /*A*/ , 00067 const G4Element* /*elm*/ , 00068 const G4Material* /*mat*/ ); 00069 00070 G4double GetIsoCrossSection( const G4DynamicParticle* , 00071 G4int /*Z*/ , G4int /*A*/ , 00072 const G4Isotope* /*iso*/ , 00073 const G4Element* /*elm*/ , 00074 const G4Material* /*mat*/ ); 00075 00076 00077 //G4bool IsApplicable(const G4DynamicParticle*, const G4Element*); 00078 00079 //G4bool IsZAApplicable( const G4DynamicParticle* , G4double /*ZZ*/, G4double /*AA*/) 00080 //{ return false; } 00081 00082 00083 G4double GetCrossSection(const G4DynamicParticle*, const G4Element*, G4double aT); 00084 00085 void BuildPhysicsTable(const G4ParticleDefinition&); 00086 00087 void DumpPhysicsTable(const G4ParticleDefinition&); 00088 00089 private: 00090 00091 G4PhysicsTable* theCrossSections; 00092 00093 private: 00094 G4NeutronHPChannel* theElasticChannel; 00095 std::set< G4String >* unavailable_elements; 00096 00097 G4double ke_cache; 00098 G4double xs_cache; 00099 const G4Element* element_cache; 00100 const G4Material* material_cache; 00101 }; 00102 00103 #endif