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26 // 23 //
27 //------------------ G4PhotoElectricEffect phy << 24 // $Id: G4PhotoElectricEffect.hh,v 1.15 2002/05/02 11:37:22 maire Exp $
28 // by Michel Maire, 24 May 1 << 25 // GEANT4 tag $Name: geant4-04-01 $
>> 26 //
>> 27 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
29 // 28 //
30 // 12-06-96, Added SelectRandomAtom() method a 29 // 12-06-96, Added SelectRandomAtom() method and new data member
31 // for cumulative total cross sectio 30 // for cumulative total cross section, by M.Maire
32 // 21-06-96, SetCuts implementation, M.Maire 31 // 21-06-96, SetCuts implementation, M.Maire
33 // 17-09-96, Dynamic array PartialSumSigma 32 // 17-09-96, Dynamic array PartialSumSigma
34 // split ComputeBindingEnergy(), M.M 33 // split ComputeBindingEnergy(), M.Maire
35 // 08-01-97, crossection table + meanfreepath 34 // 08-01-97, crossection table + meanfreepath table, M.Maire
36 // 13-03-97, adapted for the new physics schem 35 // 13-03-97, adapted for the new physics scheme, M.Maire
37 // 13-08-98, new methods SetBining() PrintInfo 36 // 13-08-98, new methods SetBining() PrintInfo()
38 // 17-11-98, use table of atomic shells in Pos 37 // 17-11-98, use table of atomic shells in PostStepDoIt, mma
39 // 06-01-99, Sandia crossSection below 50 keV, << 38 // 06-01-99, Sandia crossSection below 50 keV, V.Grichine mma
40 // 03-08-01, new methods Store/Retrieve Physic 39 // 03-08-01, new methods Store/Retrieve PhysicsTable (mma)
41 // 06-08-01, BuildThePhysicsTable() called fro 40 // 06-08-01, BuildThePhysicsTable() called from constructor (mma)
42 // 19-09-01, come back to previous process nam 41 // 19-09-01, come back to previous process name "phot"
43 // 20-09-01, DoIt: fminimalEnergy = 1*eV (mma) 42 // 20-09-01, DoIt: fminimalEnergy = 1*eV (mma)
44 // 01-10-01, come back to BuildPhysicsTable(co 43 // 01-10-01, come back to BuildPhysicsTable(const G4ParticleDefinition&)
45 // 10-01-02, moved few function from icc to cc 44 // 10-01-02, moved few function from icc to cc
46 // 17-04-02, Keep only Sandia crossSections. R 45 // 17-04-02, Keep only Sandia crossSections. Remove BuildPhysicsTables.
47 // Simplify public interface (mma) 46 // Simplify public interface (mma)
48 // 29-04-02, Generate theta angle of the photo 47 // 29-04-02, Generate theta angle of the photoelectron from Sauter-Gavrila
49 // distribution (mma) << 48 // distribution (mma)
50 // 13-08-04, suppress icc file; make public Co << 49 //
51 // 21-04-05, Redesign - use G4VEmProcess inter << 50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
52 // 02-05-05, move ParticleChange actions in mo <<
53 // 04-05-05, Make class to be default (V.Ivanc <<
54 // 09-08-06, add SetModel(G4VEmModel*) (mma) <<
55 // 12-09-06, move SetModel(G4VEmModel*) in G4V <<
56 // ------------------------------------------- <<
57 51
58 // class description 52 // class description
59 // 53 //
>> 54 // inherit from G4VDiscreteProcess
>> 55 //
60 56
61 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62 //....oooOO0OOooo........oooOO0OOooo........oo 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
63 59
64 #ifndef G4PhotoElectricEffect_h 60 #ifndef G4PhotoElectricEffect_h
65 #define G4PhotoElectricEffect_h 1 61 #define G4PhotoElectricEffect_h 1
66 62
>> 63 #include "G4ios.hh"
67 #include "globals.hh" 64 #include "globals.hh"
68 #include "G4VEmProcess.hh" << 65 #include "Randomize.hh"
69 #include "G4Gamma.hh" << 66 #include "G4VDiscreteProcess.hh"
>> 67 #include "G4PhysicsTable.hh"
>> 68 #include "G4PhysicsLogVector.hh"
>> 69 #include "G4ElementTable.hh"
>> 70 #include "G4Gamma.hh"
>> 71 #include "G4Electron.hh"
>> 72 #include "G4Step.hh"
70 73
71 //....oooOO0OOooo........oooOO0OOooo........oo 74 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
72 << 75
73 class G4ParticleDefinition; << 76 class G4PhotoElectricEffect : public G4VDiscreteProcess
74 class G4VEmModel; << 77
75 class G4MaterialCutsCouple; <<
76 class G4DynamicParticle; <<
77 <<
78 class G4PhotoElectricEffect : public G4VEmProc <<
79 <<
80 { 78 {
81 public: // with description << 79 public: // with description
82 << 80
83 explicit G4PhotoElectricEffect(const G4Strin << 81 G4PhotoElectricEffect(const G4String& processName ="phot");
84 G4ProcessType type = fElectromagnetic << 82
85 << 83 ~G4PhotoElectricEffect();
86 ~G4PhotoElectricEffect() override; << 84
87 << 85 G4bool IsApplicable(const G4ParticleDefinition&);
88 // true for Gamma only. << 86 // true for Gamma only.
89 G4bool IsApplicable(const G4ParticleDefiniti << 87
90 << 88 void PrintInfoDefinition();
91 // print documentation in html format << 89 // Print few lines of informations about the process.
92 void ProcessDescription(std::ostream&) const << 90
93 << 91 G4double GetMeanFreePath(const G4Track& aTrack,
94 G4PhotoElectricEffect & operator=(const G4Ph << 92 G4double previousStepSize,
95 G4PhotoElectricEffect(const G4PhotoElectricE << 93 G4ForceCondition* condition);
96 << 94 // It returns the MeanFreePath of the process for the current track :
97 protected: << 95 // (energy, material)
98 << 96 // The previousStepSize and G4ForceCondition* are not used.
99 virtual void InitialiseProcess(const G4Parti << 97 // This function overloads a virtual function of the base class.
100 << 98 // It is invoked by the ProcessManager of the Particle.
101 private: << 99
102 << 100
103 G4bool isInitialised = false; << 101 G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
>> 102 const G4Step& aStep);
>> 103 // It computes the final state of the process (at end of step),
>> 104 // returned as a ParticleChange object.
>> 105 // This function overloads a virtual function of the base class.
>> 106 // It is invoked by the ProcessManager of the Particle.
>> 107
>> 108 public: // with description
>> 109
>> 110 // utilities to access the cross Section and mean free path:
>> 111
>> 112 virtual
>> 113 G4double ComputeCrossSectionPerAtom(G4double PhotonEnergy,
>> 114 G4double AtomicNumber);
>> 115
>> 116 virtual
>> 117 G4double ComputeMeanFreePath(G4double PhotonEnergy,
>> 118 G4Material* aMaterial);
>> 119
>> 120 protected:
>> 121 virtual
>> 122 G4double ElecThetaDistribution(G4double ElecKineEnergy);
>> 123
>> 124 private:
>> 125
>> 126 G4Element* SelectRandomAtom(const G4DynamicParticle* aDynamicPhoton,
>> 127 G4Material* aMaterial);
>> 128 private:
>> 129
>> 130 // hide assignment operator as private
>> 131 G4PhotoElectricEffect& operator=(const G4PhotoElectricEffect &right);
>> 132 G4PhotoElectricEffect(const G4PhotoElectricEffect& );
>> 133
>> 134 private:
>> 135
>> 136 G4double fminimalEnergy; // minimalEnergy of produced particles
>> 137
>> 138 G4double MeanFreePath; // actual Mean Free Path (current medium)
104 }; 139 };
105 140
106 //....oooOO0OOooo........oooOO0OOooo........oo 141 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
107 << 142
>> 143 #include "G4PhotoElectricEffect.icc"
>> 144
108 #endif 145 #endif
109 << 146
110 147