| Geant4 Cross Reference |
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>> 25 //
>> 26 //
>> 27 //
25 28
26 //-------------------------------------------- 29 //---------------------------------------------------------------------------
27 // 30 //
28 // ClassName: G4Element 31 // ClassName: G4Element
29 // 32 //
30 // Description: Contains element properties 33 // Description: Contains element properties
31 // 34 //
32 // Class description: 35 // Class description:
33 // 36 //
34 // An element is a chemical element either dir 37 // An element is a chemical element either directly defined in terms of
35 // its characteristics: its name, symbol, 38 // its characteristics: its name, symbol,
36 // Z (effective atomic nu 39 // Z (effective atomic number)
37 // N (effective number of 40 // N (effective number of nucleons)
38 // A (effective mass of a 41 // A (effective mass of a mole)
39 // or in terms of a collection of constituent << 42 // or in terms of a collection of constituent isotopes with specified
40 // relative abundance (i.e. fraction of nb of 43 // relative abundance (i.e. fraction of nb of atoms per volume).
41 // 44 //
42 // Quantities, with physical meaning or not, w << 45 // Quantities, with physical meaning or not, which are constant in a given
43 // element are computed and stored here as Der 46 // element are computed and stored here as Derived data members.
44 // 47 //
45 // The class contains as a private static memb 48 // The class contains as a private static member the table of defined
46 // elements (an ordered vector of elements). 49 // elements (an ordered vector of elements).
47 // 50 //
48 // Elements can be assembled singly or in mixt 51 // Elements can be assembled singly or in mixtures into materials used
49 // in volume definitions via the G4Material cl 52 // in volume definitions via the G4Material class.
50 // 53 //
51 // It is strongly recommended do not delete G4 54 // It is strongly recommended do not delete G4Element instance in the
52 // user code. All G4Elements will be automatic << 55 // user code. All G4Elements will be automatically deleted at the end
53 // of Geant4 session 56 // of Geant4 session
54 57
>> 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 59
55 // 09-07-96, new data members added by L.Urban 60 // 09-07-96, new data members added by L.Urban
56 // 17-01-97, aesthetic rearrangement, M.Maire 61 // 17-01-97, aesthetic rearrangement, M.Maire
57 // 20-01-97, Tsai formula for the rad length, 62 // 20-01-97, Tsai formula for the rad length, M.Maire
58 // 21-01-97, remove mixture flag, M.Maire 63 // 21-01-97, remove mixture flag, M.Maire
59 // 24-01-97, new data member: fTaul 64 // 24-01-97, new data member: fTaul
60 // new method: ComputeIonisationPara 65 // new method: ComputeIonisationPara, M.Maire
61 // 20-03-97, corrected initialization of point 66 // 20-03-97, corrected initialization of pointers, M.Maire
62 // 27-06-97, new function GetIsotope(int), M.M 67 // 27-06-97, new function GetIsotope(int), M.Maire
63 // 24-02-98, fWeightVector becomes fRelativeAb 68 // 24-02-98, fWeightVector becomes fRelativeAbundanceVector
64 // 27-04-98, atomic shell stuff, V. Grichine 69 // 27-04-98, atomic shell stuff, V. Grichine
65 // 09-07-98, Ionisation parameters removed fro 70 // 09-07-98, Ionisation parameters removed from the class, M.Maire
66 // 04-08-98, new method GetElement(elementName 71 // 04-08-98, new method GetElement(elementName), M.Maire
67 // 16-11-98, Subshell -> Shell, mma 72 // 16-11-98, Subshell -> Shell, mma
68 // 30-03-01, suppression of the warning messag 73 // 30-03-01, suppression of the warning message in GetElement
69 // 17-07-01, migration to STL, M. Verderi 74 // 17-07-01, migration to STL, M. Verderi
70 // 13-09-01, stl migration. Suppression of the 75 // 13-09-01, stl migration. Suppression of the data member fIndexInTable
71 // 14-09-01, fCountUse: nb of materials which 76 // 14-09-01, fCountUse: nb of materials which use this element
72 // 26-02-02, fIndexInTable renewed << 77 // 26-02-02, fIndexInTable renewed
73 // 01-04-05, new data member fIndexZ to count 78 // 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. 79 // 17-10-06: Add Get/Set fNaturalAbundance (V.Ivanchenko)
75 // 17.09.09, add fNbOfShellElectrons and metho 80 // 17.09.09, add fNbOfShellElectrons and methods (V. Grichine)
>> 81 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
76 82
77 #ifndef G4ELEMENT_HH 83 #ifndef G4ELEMENT_HH
78 #define G4ELEMENT_HH 1 84 #define G4ELEMENT_HH 1
79 85
80 #include "G4ElementTable.hh" << 86 #include "globals.hh"
81 #include "G4ElementVector.hh" << 87 #include <vector>
82 #include "G4IonisParamElm.hh" << 88 #include "G4ios.hh"
83 #include "G4Isotope.hh" 89 #include "G4Isotope.hh"
>> 90 #include "G4IonisParamElm.hh"
84 #include "G4IsotopeVector.hh" 91 #include "G4IsotopeVector.hh"
85 #include "G4ios.hh" << 92 #include "G4ElementTable.hh"
86 #include "globals.hh" << 93 #include "G4ElementVector.hh"
87 94
88 #include <vector> << 95 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
89 96
90 class G4Element 97 class G4Element
91 { 98 {
92 public: // with description << 99 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 <<
98 100
>> 101 //
>> 102 // Constructor to Build an element directly; no reference to isotopes
>> 103 //
>> 104 G4Element(const G4String& name, //its name
>> 105 const G4String& symbol, //its symbol
>> 106 G4double Zeff, //atomic number
>> 107 G4double Aeff); //mass of mole
>> 108
>> 109 //
99 // Constructor to Build an element from isot 110 // Constructor to Build an element from isotopes via AddIsotope
100 G4Element(const G4String& name, // its name << 111 //
101 const G4String& symbol, // its symbol << 112 G4Element(const G4String& name, //its name
102 G4int nbIsotopes); // nb of isotopes << 113 const G4String& symbol, //its symbol
103 << 114 G4int nbIsotopes); //nb of isotopes
104 virtual ~G4Element(); <<
105 <<
106 G4Element(G4Element&) = delete; <<
107 const G4Element& operator=(const G4Element&) <<
108 115
>> 116 //
109 // Add an isotope to the element 117 // Add an isotope to the element
110 void AddIsotope(G4Isotope* isotope, // isot << 118 //
111 G4double RelativeAbundance); // fraction << 119 void AddIsotope(G4Isotope* isotope, //isotope
112 // atomes pe << 120 G4double RelativeAbundance); //fraction of nb of
113 << 121 //atomes per volume
>> 122 virtual ~G4Element();
>> 123
>> 124 //
114 // Retrieval methods 125 // Retrieval methods
115 inline const G4String& GetName() const { ret << 126 //
116 inline const G4String& GetSymbol() const { r << 127 inline const G4String& GetName() const {return fName;}
>> 128 inline const G4String& GetSymbol() const {return fSymbol;}
117 129
118 // Atomic number 130 // Atomic number
119 inline G4double GetZ() const { return fZeff; << 131 inline G4double GetZ() const {return fZeff;}
120 inline G4int GetZasInt() const { return fZ; << 132 inline G4int GetZasInt() const {return fZ;}
121 133
122 // Atomic weight in atomic units 134 // Atomic weight in atomic units
123 inline G4double GetN() const { return fNeff; << 135 inline G4double GetN() const {return fNeff;}
124 inline G4double GetAtomicMassAmu() const { r << 136 inline G4double GetAtomicMassAmu() const {return fNeff;}
125 137
126 // Mass of a mole in Geant4 units for atoms 138 // Mass of a mole in Geant4 units for atoms with atomic shell
127 inline G4double GetA() const { return fAeff; << 139 inline G4double GetA() const {return fAeff;}
128 <<
129 inline G4bool GetNaturalAbundanceFlag() cons <<
130 140
131 inline void SetNaturalAbundanceFlag(G4bool); << 141 inline G4bool GetNaturalAbundanceFlag() const;
132 142
133 // the number of atomic shells in this eleme << 143 inline void SetNaturalAbundanceFlag(G4bool);
134 inline G4int GetNbOfAtomicShells() const { r << 144
135 << 145 //the number of atomic shells in this element:
136 // the binding energy of the shell, ground s << 146 //
>> 147 inline G4int GetNbOfAtomicShells() const {return fNbOfAtomicShells;}
>> 148
>> 149 //the binding energy of the shell, ground shell index=0
>> 150 //
137 G4double GetAtomicShell(G4int index) const; 151 G4double GetAtomicShell(G4int index) const;
138 152
139 // the number of electrons at the shell, gro << 153 //the number of electrons at the shell, ground shell index=0
>> 154 //
140 G4int GetNbOfShellElectrons(G4int index) con 155 G4int GetNbOfShellElectrons(G4int index) const;
141 << 156
142 // number of isotopes constituing this eleme << 157 //number of isotopes constituing this element:
143 inline std::size_t GetNumberOfIsotopes() con << 158 //
144 << 159 inline size_t GetNumberOfIsotopes() const {return fNumberOfIsotopes;}
145 // vector of pointers to isotopes constituin << 160
146 inline G4IsotopeVector* GetIsotopeVector() c << 161 //vector of pointers to isotopes constituing this element:
147 << 162 //
148 // vector of relative abundance of each isot << 163 inline G4IsotopeVector* GetIsotopeVector() const {return theIsotopeVector;}
149 inline G4double* GetRelativeAbundanceVector( << 164
150 << 165 //vector of relative abundance of each isotope:
151 inline const G4Isotope* GetIsotope(G4int iso << 166 //
152 << 167 inline G4double* GetRelativeAbundanceVector() const
153 // the (static) Table of Elements: << 168 {return fRelativeAbundanceVector;}
154 static const G4ElementTable* GetElementTable << 169
155 << 170 inline const G4Isotope* GetIsotope(G4int iso) const
156 static std::size_t GetNumberOfElements(); << 171 {return (*theIsotopeVector)[iso];}
157 << 172
158 // the index of this element in the Table: << 173 //the (static) Table of Elements:
159 inline std::size_t GetIndex() const { return << 174 //
160 << 175 static G4ElementTable* GetElementTable();
161 // return pointer to an element, given its n << 176
162 static G4Element* GetElement(const G4String& << 177 static
163 << 178 size_t GetNumberOfElements();
164 // Coulomb correction factor: << 179
165 inline G4double GetfCoulomb() const { return << 180 //the index of this element in the Table:
166 << 181 //
167 // Tsai formula for the radiation length: << 182 inline size_t GetIndex() const {return fIndexInTable;}
168 inline G4double GetfRadTsai() const { return << 183
169 << 184 //return pointer to an element, given its name:
170 // pointer to ionisation parameters: << 185 //
171 inline G4IonisParamElm* GetIonisation() cons << 186 static
172 << 187 G4Element* GetElement(G4String name, G4bool warning=true);
>> 188
>> 189 //Coulomb correction factor:
>> 190 //
>> 191 inline G4double GetfCoulomb() const {return fCoulomb;}
>> 192
>> 193 //Tsai formula for the radiation length:
>> 194 //
>> 195 inline G4double GetfRadTsai() const {return fRadTsai;}
>> 196
>> 197 //pointer to ionisation parameters:
>> 198 //
>> 199 inline G4IonisParamElm* GetIonisation() const {return fIonisation;}
>> 200
173 // printing methods 201 // printing methods
>> 202 //
174 friend std::ostream& operator<<(std::ostream 203 friend std::ostream& operator<<(std::ostream&, const G4Element*);
175 friend std::ostream& operator<<(std::ostream 204 friend std::ostream& operator<<(std::ostream&, const G4Element&);
176 friend std::ostream& operator<<(std::ostream 205 friend std::ostream& operator<<(std::ostream&, const G4ElementTable&);
177 friend std::ostream& operator<<(std::ostream 206 friend std::ostream& operator<<(std::ostream&, const G4ElementVector&);
178 207
179 inline void SetName(const G4String& name) { << 208 public: // without description
180 209
>> 210 G4Element(__void__&);
>> 211 // Fake default constructor for usage restricted to direct object
>> 212 // persistency for clients requiring preallocation of memory for
>> 213 // persistifiable objects.
>> 214
>> 215 inline void SetName(const G4String& name) {fName=name;}
>> 216
>> 217 G4Element(G4Element&) = delete;
>> 218 const G4Element & operator=(const G4Element&) = delete;
181 G4bool operator==(const G4Element&) const = 219 G4bool operator==(const G4Element&) const = delete;
182 G4bool operator!=(const G4Element&) const = 220 G4bool operator!=(const G4Element&) const = delete;
183 221
184 private: << 222 private:
>> 223
185 void InitializePointers(); 224 void InitializePointers();
186 void ComputeDerivedQuantities(); 225 void ComputeDerivedQuantities();
187 void ComputeCoulombFactor(); 226 void ComputeCoulombFactor();
188 void ComputeLradTsaiFactor(); 227 void ComputeLradTsaiFactor();
189 void AddNaturalIsotopes(); 228 void AddNaturalIsotopes();
190 229
191 // Mutable access to the element table. << 230 //
192 static G4ElementTable& GetElementTableRef(); <<
193 <<
194 // Basic data members (which define an Eleme 231 // Basic data members (which define an Element)
195 << 232 //
196 G4String fName; // name << 233 G4String fName; // name
197 G4String fSymbol; // symbol << 234 G4String fSymbol; // symbol
198 G4double fZeff; // Effective atomic number << 235 G4double fZeff; // Effective atomic number
199 G4double fNeff; // Effective number of nucl << 236 G4double fNeff; // Effective number of nucleons
200 G4double fAeff; // Effective mass of a mole << 237 G4double fAeff; // Effective mass of a mole
201 G4int fZ; << 238 G4int fZ;
202 << 239
203 G4int fNbOfAtomicShells; // number of atom << 240 G4int fNbOfAtomicShells; // number of atomic shells
204 G4double* fAtomicShells; // Pointer to atom << 241 G4double* fAtomicShells ; // Pointer to atomic shell binding energies
205 G4int* fNbOfShellElectrons; // Pointer to t 242 G4int* fNbOfShellElectrons; // Pointer to the number of subshell electrons
206 << 243
207 G4int fNumberOfIsotopes; // Number of isoto << 244 // Isotope vector contains constituent isotopes of the element
208 G4IsotopeVector* theIsotopeVector; // vecto << 245 G4int fNumberOfIsotopes; // Number of isotopes added to the element
209 G4double* fRelativeAbundanceVector; // Frac << 246 G4IsotopeVector* theIsotopeVector;
210 // for << 247 G4double* fRelativeAbundanceVector; // Fraction nb of atomes per volume
>> 248 // for each constituent
211 249
212 // Set up the static Table of Elements 250 // Set up the static Table of Elements
213 std::size_t fIndexInTable; << 251 static G4ElementTable theElementTable;
>> 252 size_t fIndexInTable;
214 G4bool fNaturalAbundance; 253 G4bool fNaturalAbundance;
215 254
>> 255 //
216 // Derived data members (computed from the b 256 // Derived data members (computed from the basic data members)
217 << 257 //
218 G4double fCoulomb; // Coulomb correction fa << 258 G4double fCoulomb; // Coulomb correction factor
219 G4double fRadTsai; // Tsai formula for the << 259 G4double fRadTsai; // Tsai formula for the radiation length
220 G4IonisParamElm* fIonisation; // Pointer to 260 G4IonisParamElm* fIonisation; // Pointer to ionisation parameters
221 }; 261 };
222 262
223 inline G4bool G4Element::GetNaturalAbundanceFl << 263 inline G4bool G4Element::GetNaturalAbundanceFlag() const
>> 264 {
>> 265 return fNaturalAbundance;
>> 266 }
>> 267
>> 268 inline void G4Element::SetNaturalAbundanceFlag(G4bool val)
>> 269 {
>> 270 fNaturalAbundance = val;
>> 271 }
224 272
225 inline void G4Element::SetNaturalAbundanceFlag << 273 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
226 274
227 #endif 275 #endif
228 276