[1350] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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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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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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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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