| 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" <<
87 93
88 #include <vector> << 94 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
89 95
90 class G4Element 96 class G4Element
91 { 97 {
92 public: // with description << 98 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 99
>> 100 //
>> 101 // Constructor to Build an element directly; no reference to isotopes
>> 102 //
>> 103 G4Element(const G4String& name, //its name
>> 104 const G4String& symbol, //its symbol
>> 105 G4double Zeff, //atomic number
>> 106 G4double Aeff); //mass of mole
>> 107
>> 108 //
99 // Constructor to Build an element from isot 109 // Constructor to Build an element from isotopes via AddIsotope
100 G4Element(const G4String& name, // its name << 110 //
101 const G4String& symbol, // its symbol << 111 G4Element(const G4String& name, //its name
102 G4int nbIsotopes); // nb of isotopes << 112 const G4String& symbol, //its symbol
103 << 113 G4int nbIsotopes); //nb of isotopes
104 virtual ~G4Element(); <<
105 <<
106 G4Element(G4Element&) = delete; <<
107 const G4Element& operator=(const G4Element&) <<
108 114
>> 115 //
109 // Add an isotope to the element 116 // Add an isotope to the element
110 void AddIsotope(G4Isotope* isotope, // isot << 117 //
111 G4double RelativeAbundance); // fraction << 118 void AddIsotope(G4Isotope* isotope, //isotope
112 // atomes pe << 119 G4double RelativeAbundance); //fraction of nb of
113 << 120 //atomes per volume
>> 121 virtual ~G4Element();
>> 122
>> 123 //
114 // Retrieval methods 124 // Retrieval methods
115 inline const G4String& GetName() const { ret << 125 //
116 inline const G4String& GetSymbol() const { r << 126 inline const G4String& GetName() const {return fName;}
>> 127 inline const G4String& GetSymbol() const {return fSymbol;}
117 128
118 // Atomic number 129 // Atomic number
119 inline G4double GetZ() const { return fZeff; << 130 inline G4double GetZ() const {return fZeff;}
120 inline G4int GetZasInt() const { return fZ; << 131 inline G4int GetZasInt() const {return fZ;}
121 132
122 // Atomic weight in atomic units 133 // Atomic weight in atomic units
123 inline G4double GetN() const { return fNeff; << 134 inline G4double GetN() const {return fNeff;}
124 inline G4double GetAtomicMassAmu() const { r << 135 inline G4double GetAtomicMassAmu() const {return fNeff;}
125 136
126 // Mass of a mole in Geant4 units for atoms 137 // Mass of a mole in Geant4 units for atoms with atomic shell
127 inline G4double GetA() const { return fAeff; << 138 inline G4double GetA() const {return fAeff;}
128 <<
129 inline G4bool GetNaturalAbundanceFlag() cons <<
130 139
131 inline void SetNaturalAbundanceFlag(G4bool); << 140 inline G4bool GetNaturalAbundanceFlag() const;
132 141
133 // the number of atomic shells in this eleme << 142 inline void SetNaturalAbundanceFlag(G4bool);
134 inline G4int GetNbOfAtomicShells() const { r << 143
135 << 144 //the number of atomic shells in this element:
136 // the binding energy of the shell, ground s << 145 //
>> 146 inline G4int GetNbOfAtomicShells() const {return fNbOfAtomicShells;}
>> 147
>> 148 //the binding energy of the shell, ground shell index=0
>> 149 //
137 G4double GetAtomicShell(G4int index) const; 150 G4double GetAtomicShell(G4int index) const;
138 151
139 // the number of electrons at the shell, gro << 152 //the number of electrons at the shell, ground shell index=0
>> 153 //
140 G4int GetNbOfShellElectrons(G4int index) con 154 G4int GetNbOfShellElectrons(G4int index) const;
141 << 155
142 // number of isotopes constituing this eleme << 156 //number of isotopes constituing this element:
143 inline std::size_t GetNumberOfIsotopes() con << 157 //
144 << 158 inline size_t GetNumberOfIsotopes() const {return fNumberOfIsotopes;}
145 // vector of pointers to isotopes constituin << 159
146 inline G4IsotopeVector* GetIsotopeVector() c << 160 //vector of pointers to isotopes constituing this element:
147 << 161 //
148 // vector of relative abundance of each isot << 162 inline G4IsotopeVector* GetIsotopeVector() const {return theIsotopeVector;}
149 inline G4double* GetRelativeAbundanceVector( << 163
150 << 164 //vector of relative abundance of each isotope:
151 inline const G4Isotope* GetIsotope(G4int iso << 165 //
152 << 166 inline G4double* GetRelativeAbundanceVector() const
153 // the (static) Table of Elements: << 167 {return fRelativeAbundanceVector;}
154 static const G4ElementTable* GetElementTable << 168
155 << 169 inline const G4Isotope* GetIsotope(G4int iso) const
156 static std::size_t GetNumberOfElements(); << 170 {return (*theIsotopeVector)[iso];}
157 << 171
158 // the index of this element in the Table: << 172 //the (static) Table of Elements:
159 inline std::size_t GetIndex() const { return << 173 //
160 << 174 static G4ElementTable* GetElementTable();
161 // return pointer to an element, given its n << 175
162 static G4Element* GetElement(const G4String& << 176 static
163 << 177 size_t GetNumberOfElements();
164 // Coulomb correction factor: << 178
165 inline G4double GetfCoulomb() const { return << 179 //the index of this element in the Table:
166 << 180 //
167 // Tsai formula for the radiation length: << 181 inline size_t GetIndex() const {return fIndexInTable;}
168 inline G4double GetfRadTsai() const { return << 182
169 << 183 //return pointer to an element, given its name:
170 // pointer to ionisation parameters: << 184 //
171 inline G4IonisParamElm* GetIonisation() cons << 185 static
172 << 186 G4Element* GetElement(G4String name, G4bool warning=true);
>> 187
>> 188 //Coulomb correction factor:
>> 189 //
>> 190 inline G4double GetfCoulomb() const {return fCoulomb;}
>> 191
>> 192 //Tsai formula for the radiation length:
>> 193 //
>> 194 inline G4double GetfRadTsai() const {return fRadTsai;}
>> 195
>> 196 //pointer to ionisation parameters:
>> 197 //
>> 198 inline G4IonisParamElm* GetIonisation() const {return fIonisation;}
>> 199
173 // printing methods 200 // printing methods
>> 201 //
174 friend std::ostream& operator<<(std::ostream 202 friend std::ostream& operator<<(std::ostream&, const G4Element*);
175 friend std::ostream& operator<<(std::ostream 203 friend std::ostream& operator<<(std::ostream&, const G4Element&);
176 friend std::ostream& operator<<(std::ostream << 204 friend std::ostream& operator<<(std::ostream&, G4ElementTable);
177 friend std::ostream& operator<<(std::ostream << 205
>> 206 public: // without description
>> 207
>> 208 G4Element(__void__&);
>> 209 // Fake default constructor for usage restricted to direct object
>> 210 // persistency for clients requiring preallocation of memory for
>> 211 // persistifiable objects.
178 212
179 inline void SetName(const G4String& name) { << 213 inline void SetName(const G4String& name) {fName=name;}
180 214
181 G4bool operator==(const G4Element&) const = << 215 private:
182 G4bool operator!=(const G4Element&) const = <<
183 216
184 private: <<
185 void InitializePointers(); 217 void InitializePointers();
186 void ComputeDerivedQuantities(); 218 void ComputeDerivedQuantities();
187 void ComputeCoulombFactor(); 219 void ComputeCoulombFactor();
188 void ComputeLradTsaiFactor(); 220 void ComputeLradTsaiFactor();
189 void AddNaturalIsotopes(); 221 void AddNaturalIsotopes();
190 222
191 // Mutable access to the element table. << 223 G4Element(G4Element&) = delete;
192 static G4ElementTable& GetElementTableRef(); << 224 const G4Element & operator=(const G4Element&) = delete;
>> 225 G4int operator==(const G4Element&) const = delete;
>> 226 G4int operator!=(const G4Element&) const = delete;
193 227
>> 228 //
194 // Basic data members (which define an Eleme 229 // Basic data members (which define an Element)
195 << 230 //
196 G4String fName; // name << 231 G4String fName; // name
197 G4String fSymbol; // symbol << 232 G4String fSymbol; // symbol
198 G4double fZeff; // Effective atomic number << 233 G4double fZeff; // Effective atomic number
199 G4double fNeff; // Effective number of nucl << 234 G4double fNeff; // Effective number of nucleons
200 G4double fAeff; // Effective mass of a mole << 235 G4double fAeff; // Effective mass of a mole
201 G4int fZ; << 236 G4int fZ;
202 << 237
203 G4int fNbOfAtomicShells; // number of atom << 238 G4int fNbOfAtomicShells; // number of atomic shells
204 G4double* fAtomicShells; // Pointer to atom << 239 G4double* fAtomicShells ; // Pointer to atomic shell binding energies
205 G4int* fNbOfShellElectrons; // Pointer to t 240 G4int* fNbOfShellElectrons; // Pointer to the number of subshell electrons
206 << 241
207 G4int fNumberOfIsotopes; // Number of isoto << 242 // Isotope vector contains constituent isotopes of the element
208 G4IsotopeVector* theIsotopeVector; // vecto << 243 G4int fNumberOfIsotopes; // Number of isotopes added to the element
209 G4double* fRelativeAbundanceVector; // Frac << 244 G4IsotopeVector* theIsotopeVector;
210 // for << 245 G4double* fRelativeAbundanceVector; // Fraction nb of atomes per volume
>> 246 // for each constituent
211 247
212 // Set up the static Table of Elements 248 // Set up the static Table of Elements
213 std::size_t fIndexInTable; << 249 static G4ElementTable theElementTable;
>> 250 size_t fIndexInTable;
214 G4bool fNaturalAbundance; 251 G4bool fNaturalAbundance;
215 252
>> 253 //
216 // Derived data members (computed from the b 254 // Derived data members (computed from the basic data members)
217 << 255 //
218 G4double fCoulomb; // Coulomb correction fa << 256 G4double fCoulomb; // Coulomb correction factor
219 G4double fRadTsai; // Tsai formula for the << 257 G4double fRadTsai; // Tsai formula for the radiation length
220 G4IonisParamElm* fIonisation; // Pointer to 258 G4IonisParamElm* fIonisation; // Pointer to ionisation parameters
221 }; 259 };
222 260
223 inline G4bool G4Element::GetNaturalAbundanceFl << 261 inline G4bool G4Element::GetNaturalAbundanceFlag() const
>> 262 {
>> 263 return fNaturalAbundance;
>> 264 }
>> 265
>> 266 inline void G4Element::SetNaturalAbundanceFlag(G4bool val)
>> 267 {
>> 268 fNaturalAbundance = val;
>> 269 }
224 270
225 inline void G4Element::SetNaturalAbundanceFlag << 271 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
226 272
227 #endif 273 #endif
228 274