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25 <<
26 //-------------------------------------------- <<
27 // 22 //
28 // ClassName: G4Element <<
29 // 23 //
30 // Description: Contains element properties << 24 // $Id: G4Element.hh,v 1.18 2005/04/01 12:41:11 maire Exp $
>> 25 // GEANT4 tag $Name: geant4-07-01 $
31 // 26 //
32 // Class description: << 27
>> 28 // class description
33 // 29 //
34 // An element is a chemical element either dir 30 // An element is a chemical element either directly defined in terms of
35 // its characteristics: its name, symbol, << 31 // its charactaristics: its name, symbol,
36 // Z (effective atomic nu 32 // Z (effective atomic number)
37 // N (effective number of 33 // N (effective number of nucleons)
38 // A (effective mass of a 34 // A (effective mass of a mole)
39 // or in terms of a collection of constituent << 35 // or in terms of a collection of constituent isotopes with specified
40 // relative abundance (i.e. fraction of nb of << 36 // relative abundance (i.e. fraction of nb of atomes per volume).
41 // 37 //
42 // Quantities, with physical meaning or not, w << 38 // Quantities, with physical meaning or not, which are constant in a given
43 // element are computed and stored here as Der 39 // element are computed and stored here as Derived data members.
44 // 40 //
45 // The class contains as a private static memb 41 // The class contains as a private static member the table of defined
46 // elements (an ordered vector of elements). 42 // elements (an ordered vector of elements).
47 // 43 //
48 // Elements can be assembled singly or in mixt 44 // Elements can be assembled singly or in mixtures into materials used
49 // in volume definitions via the G4Material cl 45 // in volume definitions via the G4Material class.
50 // 46 //
51 // It is strongly recommended do not delete G4 << 47
52 // user code. All G4Elements will be automatic << 48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 // of Geant4 session <<
54 49
55 // 09-07-96, new data members added by L.Urban 50 // 09-07-96, new data members added by L.Urban
56 // 17-01-97, aesthetic rearrangement, M.Maire 51 // 17-01-97, aesthetic rearrangement, M.Maire
57 // 20-01-97, Tsai formula for the rad length, 52 // 20-01-97, Tsai formula for the rad length, M.Maire
58 // 21-01-97, remove mixture flag, M.Maire 53 // 21-01-97, remove mixture flag, M.Maire
59 // 24-01-97, new data member: fTaul 54 // 24-01-97, new data member: fTaul
60 // new method: ComputeIonisationPara 55 // new method: ComputeIonisationPara, M.Maire
61 // 20-03-97, corrected initialization of point 56 // 20-03-97, corrected initialization of pointers, M.Maire
62 // 27-06-97, new function GetIsotope(int), M.M 57 // 27-06-97, new function GetIsotope(int), M.Maire
63 // 24-02-98, fWeightVector becomes fRelativeAb 58 // 24-02-98, fWeightVector becomes fRelativeAbundanceVector
64 // 27-04-98, atomic shell stuff, V. Grichine 59 // 27-04-98, atomic shell stuff, V. Grichine
65 // 09-07-98, Ionisation parameters removed fro 60 // 09-07-98, Ionisation parameters removed from the class, M.Maire
66 // 04-08-98, new method GetElement(elementName 61 // 04-08-98, new method GetElement(elementName), M.Maire
67 // 16-11-98, Subshell -> Shell, mma 62 // 16-11-98, Subshell -> Shell, mma
68 // 30-03-01, suppression of the warning messag 63 // 30-03-01, suppression of the warning message in GetElement
69 // 17-07-01, migration to STL, M. Verderi 64 // 17-07-01, migration to STL, M. Verderi
70 // 13-09-01, stl migration. Suppression of the 65 // 13-09-01, stl migration. Suppression of the data member fIndexInTable
71 // 14-09-01, fCountUse: nb of materials which 66 // 14-09-01, fCountUse: nb of materials which use this element
72 // 26-02-02, fIndexInTable renewed << 67 // 26-02-02, fIndexInTable renewed
73 // 01-04-05, new data member fIndexZ to count 68 // 01-04-05, new data member fIndexZ to count the number of elements with same Z
74 // 17-10-06: Add Get/Set fNaturalAbundance (V. << 69
75 // 17.09.09, add fNbOfShellElectrons and metho << 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
76 71
77 #ifndef G4ELEMENT_HH 72 #ifndef G4ELEMENT_HH
78 #define G4ELEMENT_HH 1 << 73 #define G4ELEMENT_HH
79 74
80 #include "G4ElementTable.hh" << 75 #include "globals.hh"
81 #include "G4ElementVector.hh" << 76 #include <vector>
82 #include "G4IonisParamElm.hh" << 77 #include "G4ios.hh"
83 #include "G4Isotope.hh" 78 #include "G4Isotope.hh"
>> 79 #include "G4AtomicShells.hh"
>> 80 #include "G4IonisParamElm.hh"
84 #include "G4IsotopeVector.hh" 81 #include "G4IsotopeVector.hh"
85 #include "G4ios.hh" << 82 #include "G4ElementTable.hh"
86 #include "globals.hh" <<
87 83
88 #include <vector> << 84 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
89 85
90 class G4Element 86 class G4Element
91 { 87 {
92 public: // with description << 88 public: // with description
93 // Constructor to Build an element directly; <<
94 G4Element(const G4String& name, // its name <<
95 const G4String& symbol, // its symbol <<
96 G4double Zeff, // atomic number <<
97 G4double Aeff); // mass of mole <<
98 89
>> 90 //
>> 91 // Constructor to Build an element directly; no reference to isotopes
>> 92 //
>> 93 G4Element(const G4String& name, //its name
>> 94 const G4String& symbol, //its symbol
>> 95 G4double Zeff, //atomic number
>> 96 G4double Aeff); //mass of mole
>> 97
>> 98 //
99 // Constructor to Build an element from isot 99 // Constructor to Build an element from isotopes via AddIsotope
100 G4Element(const G4String& name, // its name << 100 //
101 const G4String& symbol, // its symbol << 101 G4Element(const G4String& name, //its name
102 G4int nbIsotopes); // nb of isotopes << 102 const G4String& symbol, //its symbol
103 << 103 G4int nbIsotopes); //nb of isotopes
104 virtual ~G4Element(); <<
105 <<
106 G4Element(G4Element&) = delete; <<
107 const G4Element& operator=(const G4Element&) <<
108 104
>> 105 //
109 // Add an isotope to the element 106 // Add an isotope to the element
110 void AddIsotope(G4Isotope* isotope, // isot << 107 //
111 G4double RelativeAbundance); // fraction << 108 void AddIsotope(G4Isotope* isotope, //isotope
112 // atomes pe << 109 G4double RelativeAbundance); //fraction of nb of
113 << 110 //atomes per volume
114 // Retrieval methods << 111 virtual ~G4Element();
115 inline const G4String& GetName() const { ret << 112
116 inline const G4String& GetSymbol() const { r << 113 //
117 << 114 // retrieval methods
118 // Atomic number << 115 //
119 inline G4double GetZ() const { return fZeff; << 116 G4String GetName() const {return fName;};
120 inline G4int GetZasInt() const { return fZ; << 117 G4String GetSymbol() const {return fSymbol;};
121 << 118 G4double GetZ() const {return fZeff;}; //atomic number
122 // Atomic weight in atomic units << 119 G4double GetN() const {return fNeff;}; //number of nucleons
123 inline G4double GetN() const { return fNeff; << 120 G4double GetA() const {return fAeff;}; //mass of a mole
124 inline G4double GetAtomicMassAmu() const { r << 121
125 << 122 //the number of atomic shells in this element:
126 // Mass of a mole in Geant4 units for atoms << 123 //
127 inline G4double GetA() const { return fAeff; << 124 G4int GetNbOfAtomicShells() const {return fNbOfAtomicShells;};
128 << 125
129 inline G4bool GetNaturalAbundanceFlag() cons << 126 //the binding energy of the shell:
130 << 127 //
131 inline void SetNaturalAbundanceFlag(G4bool); << 128 G4double GetAtomicShell(G4int) const;
132 << 129
133 // the number of atomic shells in this eleme << 130 //number of isotopes constituing this element:
134 inline G4int GetNbOfAtomicShells() const { r << 131 //
135 << 132 size_t GetNumberOfIsotopes() const {return fNumberOfIsotopes;};
136 // the binding energy of the shell, ground s << 133
137 G4double GetAtomicShell(G4int index) const; << 134 //vector of pointers to isotopes constituing this element:
138 << 135 //
139 // the number of electrons at the shell, gro << 136 G4IsotopeVector* GetIsotopeVector() const {return theIsotopeVector;};
140 G4int GetNbOfShellElectrons(G4int index) con << 137
141 << 138 //vector of relative abundance of each isotope:
142 // number of isotopes constituing this eleme << 139 //
143 inline std::size_t GetNumberOfIsotopes() con << 140 G4double* GetRelativeAbundanceVector() const
144 << 141 {return fRelativeAbundanceVector;};
145 // vector of pointers to isotopes constituin << 142
146 inline G4IsotopeVector* GetIsotopeVector() c << 143 const G4Isotope* GetIsotope(G4int iso) const
147 << 144 {return (*theIsotopeVector)[iso];};
148 // vector of relative abundance of each isot << 145
149 inline G4double* GetRelativeAbundanceVector( << 146 //the (static) Table of Elements:
150 << 147 //
151 inline const G4Isotope* GetIsotope(G4int iso << 148 static
152 << 149 const G4ElementTable* GetElementTable();
153 // the (static) Table of Elements: << 150
154 static const G4ElementTable* GetElementTable << 151 static
155 << 152 size_t GetNumberOfElements();
156 static std::size_t GetNumberOfElements(); << 153
157 << 154 //the index of this element in the Table:
158 // the index of this element in the Table: << 155 //
159 inline std::size_t GetIndex() const { return << 156 size_t GetIndex() const {return fIndexInTable;};
160 << 157
161 // return pointer to an element, given its n << 158 //return pointer to an element, given its name:
162 static G4Element* GetElement(const G4String& << 159 //
163 << 160 static
164 // Coulomb correction factor: << 161 G4Element* GetElement(G4String name);
165 inline G4double GetfCoulomb() const { return << 162
166 << 163 //count number of materials which use this element
167 // Tsai formula for the radiation length: << 164 //
168 inline G4double GetfRadTsai() const { return << 165 G4int GetCountUse() const {return fCountUse;};
169 << 166 void increaseCountUse() {fCountUse++;};
170 // pointer to ionisation parameters: << 167 void decreaseCountUse() {fCountUse--;};
171 inline G4IonisParamElm* GetIonisation() cons << 168
172 << 169 //count elements with same Z
>> 170 //
>> 171 G4int GetIndexZ() const {return fIndexZ;};
>> 172
>> 173 //Coulomb correction factor:
>> 174 //
>> 175 G4double GetfCoulomb() const {return fCoulomb;};
>> 176
>> 177 //Tsai formula for the radiation length:
>> 178 //
>> 179 G4double GetfRadTsai() const {return fRadTsai;};
>> 180
>> 181 //pointer to ionisation parameters:
>> 182 //
>> 183 G4IonisParamElm* GetIonisation() const {return fIonisation;};
>> 184
173 // printing methods 185 // printing methods
174 friend std::ostream& operator<<(std::ostream << 186 //
175 friend std::ostream& operator<<(std::ostream << 187 friend std::ostream& operator<<(std::ostream&, G4Element*);
176 friend std::ostream& operator<<(std::ostream << 188 friend std::ostream& operator<<(std::ostream&, G4Element&);
177 friend std::ostream& operator<<(std::ostream << 189 friend std::ostream& operator<<(std::ostream&, G4ElementTable);
178 << 190
179 inline void SetName(const G4String& name) { << 191 public: // without description
>> 192
>> 193 G4int operator==(const G4Element&) const;
>> 194 G4int operator!=(const G4Element&) const;
>> 195
>> 196 private:
>> 197
>> 198 G4Element(G4Element&);
>> 199 const G4Element & operator=(const G4Element&);
>> 200
>> 201 private:
180 202
181 G4bool operator==(const G4Element&) const = <<
182 G4bool operator!=(const G4Element&) const = <<
183 <<
184 private: <<
185 void InitializePointers(); 203 void InitializePointers();
186 void ComputeDerivedQuantities(); 204 void ComputeDerivedQuantities();
187 void ComputeCoulombFactor(); 205 void ComputeCoulombFactor();
188 void ComputeLradTsaiFactor(); 206 void ComputeLradTsaiFactor();
189 void AddNaturalIsotopes(); <<
190 207
191 // Mutable access to the element table. << 208 private:
192 static G4ElementTable& GetElementTableRef(); <<
193 209
>> 210 //
194 // Basic data members (which define an Eleme 211 // Basic data members (which define an Element)
195 << 212 //
196 G4String fName; // name << 213 G4String fName; // name
197 G4String fSymbol; // symbol << 214 G4String fSymbol; // symbol
198 G4double fZeff; // Effective atomic number << 215 G4double fZeff; // Effective atomic number
199 G4double fNeff; // Effective number of nucl << 216 G4double fNeff; // Effective number of nucleons
200 G4double fAeff; // Effective mass of a mole << 217 G4double fAeff; // Effective mass of a mole
201 G4int fZ; << 218
202 << 219 G4int fNbOfAtomicShells; // number of atomic shells
203 G4int fNbOfAtomicShells; // number of atom << 220 G4double* fAtomicShells ; // Pointer to atomic shell binding energies
204 G4double* fAtomicShells; // Pointer to atom << 221
205 G4int* fNbOfShellElectrons; // Pointer to t << 222 // Isotope vector contains constituent isotopes of the element
206 << 223 size_t fNumberOfIsotopes; // Number of isotopes added to the element
207 G4int fNumberOfIsotopes; // Number of isoto << 224 G4IsotopeVector* theIsotopeVector;
208 G4IsotopeVector* theIsotopeVector; // vecto << 225 G4double* fRelativeAbundanceVector; // Fraction nb of atomes per volume
209 G4double* fRelativeAbundanceVector; // Frac << 226 // for each constituent
210 // for << 227 G4int fCountUse; // nb of materials which use this element
211 << 228 G4int fIndexZ; // index for elements with same Z
>> 229
212 // Set up the static Table of Elements 230 // Set up the static Table of Elements
213 std::size_t fIndexInTable; << 231 static G4ElementTable theElementTable;
214 G4bool fNaturalAbundance; << 232 size_t fIndexInTable;
215 233
>> 234 //
216 // Derived data members (computed from the b 235 // Derived data members (computed from the basic data members)
217 << 236 //
218 G4double fCoulomb; // Coulomb correction fa << 237 G4double fCoulomb; // Coulomb correction factor
219 G4double fRadTsai; // Tsai formula for the << 238 G4double fRadTsai; // Tsai formula for the radiation length
220 G4IonisParamElm* fIonisation; // Pointer to 239 G4IonisParamElm* fIonisation; // Pointer to ionisation parameters
221 }; 240 };
222 241
223 inline G4bool G4Element::GetNaturalAbundanceFl << 242 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
224 <<
225 inline void G4Element::SetNaturalAbundanceFlag <<
226 243
227 #endif 244 #endif
228 245