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 // $Id$ 00027 // 00028 //------------------ G4PhotoElectricEffect physics process ------------------ 00029 // by Michel Maire, 24 May 1996 00030 // 00031 // 12-06-96, Added SelectRandomAtom() method and new data member 00032 // for cumulative total cross section, by M.Maire 00033 // 21-06-96, SetCuts implementation, M.Maire 00034 // 17-09-96, Dynamic array PartialSumSigma 00035 // split ComputeBindingEnergy(), M.Maire 00036 // 08-01-97, crossection table + meanfreepath table, M.Maire 00037 // 13-03-97, adapted for the new physics scheme, M.Maire 00038 // 13-08-98, new methods SetBining() PrintInfo() 00039 // 17-11-98, use table of atomic shells in PostStepDoIt, mma 00040 // 06-01-99, Sandia crossSection below 50 keV, V.Grichine mma 00041 // 03-08-01, new methods Store/Retrieve PhysicsTable (mma) 00042 // 06-08-01, BuildThePhysicsTable() called from constructor (mma) 00043 // 19-09-01, come back to previous process name "phot" 00044 // 20-09-01, DoIt: fminimalEnergy = 1*eV (mma) 00045 // 01-10-01, come back to BuildPhysicsTable(const G4ParticleDefinition&) 00046 // 10-01-02, moved few function from icc to cc 00047 // 17-04-02, Keep only Sandia crossSections. Remove BuildPhysicsTables. 00048 // Simplify public interface (mma) 00049 // 29-04-02, Generate theta angle of the photoelectron from Sauter-Gavrila 00050 // distribution (mma) 00051 // 13-08-04, suppress icc file; make public ComputeCrossSectionPerAtom() (mma) 00052 // 21-04-05, Redesign - use G4VEmProcess interface (V.Ivanchenko) 00053 // 02-05-05, move ParticleChange actions in model (mma) 00054 // 04-05-05, Make class to be default (V.Ivanchenko) 00055 // 09-08-06, add SetModel(G4VEmModel*) (mma) 00056 // 12-09-06, move SetModel(G4VEmModel*) in G4VEmProcess (mma) 00057 // ----------------------------------------------------------------------------- 00058 00059 // class description 00060 // 00061 00062 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 00063 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 00064 00065 #ifndef G4PhotoElectricEffect_h 00066 #define G4PhotoElectricEffect_h 1 00067 00068 #include "globals.hh" 00069 #include "G4VEmProcess.hh" 00070 #include "G4Gamma.hh" 00071 00072 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 00073 00074 class G4ParticleDefinition; 00075 class G4VEmModel; 00076 class G4MaterialCutsCouple; 00077 class G4DynamicParticle; 00078 00079 class G4PhotoElectricEffect : public G4VEmProcess 00080 00081 { 00082 public: // with description 00083 00084 G4PhotoElectricEffect(const G4String& processName ="phot", 00085 G4ProcessType type = fElectromagnetic); 00086 00087 virtual ~G4PhotoElectricEffect(); 00088 00089 // true for Gamma only. 00090 virtual G4bool IsApplicable(const G4ParticleDefinition&); 00091 00092 // Print few lines of informations about the process: validity range, 00093 virtual void PrintInfo(); 00094 00095 protected: 00096 00097 virtual void InitialiseProcess(const G4ParticleDefinition*); 00098 00099 private: 00100 00101 G4bool isInitialised; 00102 }; 00103 00104 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 00105 00106 #endif 00107