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 // * * 00021 // * Parts of this code which have been developed by QinetiQ Ltd * 00022 // * under contract to the European Space Agency (ESA) are the * 00023 // * intellectual property of ESA. Rights to use, copy, modify and * 00024 // * redistribute this software for general public use are granted * 00025 // * in compliance with any licensing, distribution and development * 00026 // * policy adopted by the Geant4 Collaboration. This code has been * 00027 // * written by QinetiQ Ltd for the European Space Agency, under ESA * 00028 // * contract 17191/03/NL/LvH (Aurora Programme). * 00029 // * * 00030 // * By using, copying, modifying or distributing the software (or * 00031 // * any work based on the software) you agree to acknowledge its * 00032 // * use in resulting scientific publications, and indicate your * 00033 // * acceptance of all terms of the Geant4 Software license. * 00034 // ******************************************************************** 00035 // 00036 #ifndef G4EMDissociationCrossSection_h 00037 #define G4EMDissociationCrossSection_h 1 00038 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 00039 // 00040 // MODULE: G4EMDissociationCrossSection.hh 00041 // 00042 // Version: B.1 00043 // Date: 15/04/04 00044 // Author: P R Truscott 00045 // Organisation: QinetiQ Ltd, UK 00046 // Customer: ESA/ESTEC, NOORDWIJK 00047 // Contract: 17191/03/NL/LvH 00048 // 00049 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 00050 // 00051 // CHANGE HISTORY 00052 // -------------- 00053 // 00054 // 17 October 2003, P R Truscott, QinetiQ Ltd, UK 00055 // Created. 00056 // 00057 // 15 March 2004, P R Truscott, QinetiQ Ltd, UK 00058 // Beta release 00059 // 00060 // 17 August 2011, V.Ivanchenko, provide migration to new design of cross 00061 // sections considering this cross section as element-wise 00062 // 00063 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 00065 // 00066 #include "G4VCrossSectionDataSet.hh" 00067 #include "G4DynamicParticle.hh" 00068 #include "G4Element.hh" 00069 #include "G4ParticleDefinition.hh" 00070 #include "G4EMDissociationSpectrum.hh" 00071 #include "G4PhysicsFreeVector.hh" 00072 #include "globals.hh" 00073 00075 // 00076 00077 class G4Material; 00078 00079 class G4EMDissociationCrossSection : public G4VCrossSectionDataSet 00080 { 00081 public: 00082 G4EMDissociationCrossSection (); 00083 ~G4EMDissociationCrossSection (); 00084 00085 virtual G4bool IsElementApplicable (const G4DynamicParticle*, G4int Z, 00086 const G4Material*); 00087 00088 virtual G4double GetElementCrossSection (const G4DynamicParticle *, 00089 G4int Z, const G4Material *); 00090 00091 G4PhysicsFreeVector * GetCrossSectionForProjectile 00092 (G4double, G4double, G4double, G4double, G4double, G4double); 00093 G4PhysicsFreeVector * GetCrossSectionForTarget 00094 (G4double, G4double, G4double, G4double, G4double, G4double); 00095 G4double GetWilsonProbabilityForProtonDissociation 00096 (G4double, G4double); 00097 00098 private: 00099 G4EMDissociationSpectrum *thePhotonSpectrum; 00100 G4double r0; 00101 G4double J; 00102 G4double Qprime; 00103 G4double epsilon; 00104 G4double xd; 00105 }; 00106 00107 #endif