| Geant4 Cross Reference |
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 //
27 //
28 // Authors: Elena Guardincerri (Elena.Guardincerri@ge.infn.it)
29 // Alfonso Mantero (Alfonso.Mantero@ge.infn.it)
30 //
31 // History:
32 // -----------
33 //
34 // 16 Sept 2001 EG Modified according to a design iteration in the
35 // LowEnergy category
36 //
37 // -------------------------------------------------------------------
38
39 // Class description:
40 // Low Energy Electromagnetic Physics: create or fills and manages G4AtomicShell,
41 // G4FluoTransition, G4AugerTransition objects.
42 // -------------------------------------------------------------------
43
44 #ifndef G4AtomicTransitionManager_h
45 #define G4AtomicTransitionManager_h 1
46
47 #include "G4ShellData.hh"
48 #include "G4FluoTransition.hh"
49 #include "G4AugerTransition.hh"
50 #include "G4AtomicShell.hh"
51 #include <vector>
52 #include "globals.hh"
53
54 class G4AugerData;
55
56 // This class is a singleton
57 class G4AtomicTransitionManager {
58
59 public:
60 /// The only way to get an instance of this class is to call the
61 /// function Instance()
62 static G4AtomicTransitionManager* Instance();
63
64 /// needs to be called once from other code before start of run
65 void Initialise();
66
67 /// Z is the atomic number of the element, shellIndex is the
68 /// index (in EADL) of the shell
69 G4AtomicShell* Shell(G4int Z, size_t shellIndex) const;
70
71 /// Z is the atomic number of the element, shellIndex is the
72 /// index (in EADL) of the final shell for the transition
73 /// This function gives, upon Z and the Index of the initial shell where
74 /// the vacancy is, the radiative transition that can happen (originating
75 /// shell, energy, probability)
76 const G4FluoTransition* ReachableShell(G4int Z, size_t shellIndex) const;
77
78 /// This function gives, upon Z and the Index of the initial shell where
79 /// the vacancy is, the NON-radiative transition that can happen with
80 /// originating shell for the transition, and the data for the possible
81 /// auger electrons emitted (originating vacancy, energy amnd probability)
82 const G4AugerTransition* ReachableAugerShell(G4int Z, G4int shellIndex) const;
83
84 /// This function returns the number of shells of the element
85 /// whose atomic number is Z
86 G4int NumberOfShells(G4int Z) const;
87
88 /// This function returns the number of those shells of the element
89 /// whose atomic number is Z which are reachable through a radiative
90 /// transition
91 G4int NumberOfReachableShells(G4int Z) const;
92
93 /// This function returns the number of possible NON-radiative transitions
94 /// for the atom with atomic number Z i.e. the number of shell in wich
95 /// a vacancy can be filled by a NON-radiative transition
96 G4int NumberOfReachableAugerShells(G4int Z) const;
97
98 /// Gives the sum of the probabilities of radiative transition towards the
99 /// shell whose index is shellIndex
100 G4double
101 TotalRadiativeTransitionProbability(G4int Z, size_t shellIndex) const;
102
103 /// Gives the sum of the probabilities of non radiative transition from the
104 /// shell whose index is shellIndex
105 G4double
106 TotalNonRadiativeTransitionProbability(G4int Z, size_t shellIndex) const;
107
108 /// Verbosity control
109 void SetVerboseLevel(G4int vl) {verboseLevel = vl;};
110 G4int GetVerboseLevel(){return verboseLevel;};
111
112 private:
113 explicit G4AtomicTransitionManager();
114
115 ~G4AtomicTransitionManager();
116
117 // Hide copy constructor and assignment operator
118 G4AtomicTransitionManager& operator=(const G4AtomicTransitionManager& right);
119 G4AtomicTransitionManager(const G4AtomicTransitionManager&);
120
121 static G4AtomicTransitionManager* instance;
122 // since Augereffect data r stored as a table in G4AugerData, we have
123 // here a pointer to an element of that class itself.
124 G4AugerData* augerData;
125
126 // the first element of the map is the atomic number Z.
127 // the second element is a vector of G4AtomicShell*.
128 std::map<G4int,std::vector<G4AtomicShell*>,std::less<G4int> > shellTable;
129
130 // the first element of the map is the atomic number Z.
131 // the second element is a vector of G4AtomicTransition*.
132 std::map<G4int,std::vector<G4FluoTransition*>,std::less<G4int> > transitionTable;
133
134 // Minimum and maximum Z in EADL table containing identities and binding
135 // energies of shells
136 G4int zMin = 1;
137 G4int zMax = 104;
138
139 // Minimum and maximum Z in EADL table containing identities, transition
140 // energies and transition probabilities of shells
141 G4int infTableLimit = 6;
142 G4int supTableLimit = 104;
143 G4int verboseLevel;
144 G4bool isInitialized;
145 };
146
147 #endif
148