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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4AtomicTransitionManager.hh,v 1.2 ???? |
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27 | // GEANT4 tag $Name: geant4-09-04-ref-00 $ |
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28 | // |
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29 | // ------------------------------------------------------------------- |
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30 | // |
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31 | // Geant4 Header G4UAtomicDeexcitation |
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32 | // |
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33 | // Authors: Alfonso Mantero (Alfonso.Mantero@ge.infn.it) |
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34 | // |
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35 | // Created 22 April 2010 from old G4AtomicDeexcitation class |
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36 | // |
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37 | // Modified: |
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38 | // --------- |
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39 | // |
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40 | // |
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41 | // ------------------------------------------------------------------- |
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42 | // |
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43 | // Class description: |
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44 | // Implementation of atomic deexcitation |
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45 | // |
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46 | // ------------------------------------------------------------------- |
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47 | |
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48 | #ifndef G4UAtomicDeexcitation_h |
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49 | #define G4UAtomicDeexcitation_h 1 |
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50 | |
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51 | #include "G4VAtomDeexcitation.hh" |
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52 | #include "G4AtomicShell.hh" |
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53 | #include "globals.hh" |
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54 | #include <vector> |
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55 | #include "G4DynamicParticle.hh" |
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56 | //#include "G4VhShellCrossSection.hh" |
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57 | #include "G4teoCrossSection.hh" |
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58 | #include "G4empCrossSection.hh" |
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59 | class G4AtomicTransitionManager; |
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60 | class G4VhShellCrossSection; |
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61 | //class G4teoCrossSection; |
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62 | //class G4empCrossSection; |
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63 | class G4UAtomicDeexcitation : public G4VAtomDeexcitation |
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64 | { |
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65 | public: |
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66 | |
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67 | G4UAtomicDeexcitation(); |
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68 | virtual ~G4UAtomicDeexcitation(); |
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69 | |
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70 | //================================================================= |
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71 | // methods that are requested to be implemented by the interface |
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72 | //================================================================= |
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73 | |
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74 | // initialisation methods |
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75 | virtual void InitialiseForNewRun(); |
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76 | virtual void InitialiseForExtraAtom(G4int Z); |
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77 | |
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78 | |
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79 | // Set threshold energy for fluorescence |
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80 | void SetCutForSecondaryPhotons(G4double cut); |
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81 | |
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82 | // Set threshold energy for Auger electron production |
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83 | void SetCutForAugerElectrons(G4double cut); |
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84 | |
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85 | |
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86 | // Get atomic shell by shell index, used by discrete processes |
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87 | // (for example, photoelectric), when shell vacancy sampled by the model |
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88 | virtual |
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89 | const G4AtomicShell* GetAtomicShell(G4int Z, |
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90 | G4AtomicShellEnumerator shell); |
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91 | |
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92 | // generation of deexcitation for given atom, shell vacancy and cuts |
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93 | virtual void GenerateParticles(std::vector<G4DynamicParticle*>* secVect, |
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94 | const G4AtomicShell*, |
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95 | G4int Z, |
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96 | G4double gammaCut, |
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97 | G4double eCut); |
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98 | |
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99 | // access or compute PIXE cross section |
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100 | virtual |
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101 | G4double GetShellIonisationCrossSectionPerAtom(const G4ParticleDefinition*, |
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102 | G4int Z, |
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103 | G4AtomicShellEnumerator shell, |
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104 | G4double kinE); |
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105 | |
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106 | // access or compute PIXE cross section |
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107 | virtual |
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108 | G4double ComputeShellIonisationCrossSectionPerAtom(const G4ParticleDefinition*, |
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109 | G4int Z, |
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110 | G4AtomicShellEnumerator shell, |
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111 | G4double kinE); |
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112 | |
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113 | //================================================================= |
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114 | // concrete methods of the deextation class |
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115 | //================================================================= |
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116 | |
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117 | private: |
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118 | |
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119 | // Decides wether a radiative transition is possible and, if it is, |
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120 | // returns the identity of the starting shell for the transition |
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121 | G4int SelectTypeOfTransition(G4int Z, G4int shellId); |
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122 | |
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123 | // Generates a particle from a radiative transition and returns it |
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124 | G4DynamicParticle* GenerateFluorescence(G4int Z, G4int shellId, |
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125 | G4int provShellId); |
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126 | |
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127 | // Generates a particle from a non-radiative transition and returns it |
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128 | G4DynamicParticle* GenerateAuger(G4int Z, G4int shellId); |
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129 | |
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130 | // copy constructor and hide assignment operator |
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131 | G4UAtomicDeexcitation(G4UAtomicDeexcitation &); |
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132 | G4UAtomicDeexcitation & operator=(const G4UAtomicDeexcitation &right); |
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133 | |
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134 | const G4AtomicTransitionManager* transitionManager; |
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135 | |
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136 | // Data member which stores the shells to be filled by |
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137 | // the radiative transition |
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138 | G4int newShellId; |
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139 | |
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140 | G4double minGammaEnergy; |
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141 | G4double minElectronEnergy; |
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142 | // G4bool fAuger; |
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143 | |
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144 | // Data member wich stores the id of the shell where is the vacancy |
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145 | // left from the Auger electron |
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146 | G4int augerVacancyId; |
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147 | |
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148 | // Data member for the calculation of the proton and alpha ionisation XS |
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149 | |
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150 | G4VhShellCrossSection* PIXEshellCS; |
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151 | |
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152 | |
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153 | }; |
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154 | |
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155 | #endif |
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156 | |
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157 | |
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158 | |
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159 | |
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