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G4RIsotopeTable.cc
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25 //
26 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
27 //
28 // MODULE: G4RIsotopeTable.cc
29 //
30 // Version: 0.b.4
31 // Date: 14/04/00
32 // Author: F Lei & P R Truscott
33 // Organisation: DERA UK
34 // Customer: ESA/ESTEC, NOORDWIJK
35 // Contract: 12115/96/JG/NL Work Order No. 3
36 //
37 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
38 //
39 // CHANGE HISTORY
40 // --------------
41 //
42 // 29 February 2000, P R Truscott, DERA UK
43 // 0.b.3 release.
44 //
45 // 14 April 2000, F Lei, DERA UK
46 // 0.b.4 release. Minor changes to
47 // 1) levelTolerance = 2.0 keV
48 // 2) changes to verbose control
49 //
50 // 18,July 2001 F.Lei
51 // tidy up the print out at run level
52 //
53 // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
55 //
56 #include "G4DecayTable.hh"
57 #include "G4SystemOfUnits.hh"
58 #include "G4ParticleTable.hh"
59 #include "G4IsotopeProperty.hh"
60 #include "G4RIsotopeTable.hh"
61 
62 #include "G4HadronicException.hh"
63 #include "G4NuclearLevelStore.hh"
64 
65 /*
66 #include "G4RadioactiveDecayMode.hh"
67 #include "G4ITDecayChannel.hh"
68 #include "G4BetaMinusDecayChannel.hh"
69 #include "G4BetaPlusDecayChannel.hh"
70 #include "G4KshellECDecayChannel.hh"
71 #include "G4LshellECDecayChannel.hh"
72 #include "G4AlphaDecayChannel.hh"
73 */
74 #include "G4ios.hh"
75 #include "globals.hh"
76 #include <iomanip>
77 #include <fstream>
78 #include <sstream>
79 
80 const G4double G4RIsotopeTable::levelTolerance = 2.0*keV;
81 
83 //
85 {//
86  //Reset the list of user define data file
87  //
88  theUserRadioactiveDataFiles.clear();
89 }
90 
92 //
94 {
95  fIsotopeList.clear();
96  fIsotopeNameList.clear();
97 }
99 //
100 G4int G4RIsotopeTable::GetVerboseLevel() const
101 {
103 }
105 //
107 {
108  // do nothing, it is here just for the compiler
109  // it is required by the base class
110  return true;
111 }
113 //
115 {
116  G4String fname = GetIsotopeName(Z, A, E);
117  G4int j = -1;
118  for (G4int i = 0 ; i< Entries(); i++) {
119  if(fIsotopeNameList[i] == fname) j = i;}
120  if (j >=0) {
121  if (GetVerboseLevel()>1) {
122  G4cout <<"G4RIsotopeTable::GetIsotope No. : ";
123  G4cout <<j<<G4endl;
124  }
125  return GetIsotope(j);}
126  // isotope property data has been loaded already and just return the pointer
127  else{
128  G4double meanlife = GetMeanLifeTime(Z, A, E);
129  // E is pass as a refence hence on entry E is supplied by the user and it
130  // could be slightly different from the returned value which is the one
131  // defined in the database.
132  // this call is to ensure the code uses a consistane E value through out.
133  //
134 
135  G4IsotopeProperty* fProperty = new G4IsotopeProperty();
136  // Set Isotope Property
137  fProperty->SetLifeTime(meanlife);
138  fProperty->SetAtomicNumber(Z);
139  fProperty->SetAtomicMass(A);
140  // Notic that the value of E may have been changed
141  fProperty->SetEnergy(E);
142  // The spin is not being used in the current implementation
143  fProperty->SetiSpin(0);
144  // the decaytable will be loaded later in G4RadioactiveDecay when it is needed
145  fProperty->SetDecayTable(0);
146 
147  fIsotopeList.push_back(fProperty);
148  fname = GetIsotopeName(Z, A, E);
149  fIsotopeNameList.push_back(fname);
150  if (GetVerboseLevel()>1) {
151  G4cout <<"G4RIsotopeTable::GetIsotope create: ";
152  G4cout <<fname <<G4endl;
153  }
154  return fProperty;
155 
156  }
157 }
159 //
160 G4String G4RIsotopeTable::GetIsotopeName(G4int Z, G4int A, G4double E)
161 {
162  std::ostringstream os;
163  os.setf(std::ios::fixed);
164  os <<"A"<< A << "Z" << Z <<'[' << std::setprecision(1) << E/keV << ']';
165  G4String name = os.str();
166  if (GetVerboseLevel()>1) {
167  G4cout <<"G4RIsotopeTable::GetIsotope Name: ";
168  G4cout <<name <<G4endl;
169  }
170  return name;
171 }
172 
173 
174 G4double G4RIsotopeTable::GetMeanLifeTime(G4int Z, G4int A, G4double& aE)
175 {
176 
177  G4double lifetime = -1.0;
178 
179 
180  //Check if data have been provided by the user
181  G4String file= theUserRadioactiveDataFiles[1000*A+Z];
182  if (file ==""){
183  if (!getenv("G4RADIOACTIVEDATA")) {
184  G4cout << "Please setenv G4RADIOACTIVEDATA to point to the radioactive decay data files." << G4endl;
185  throw G4HadronicException(__FILE__, __LINE__,
186  "Please setenv G4RADIOACTIVEDATA to point to the radioactive decay data files.");
187  }
188  G4String dirName = getenv("G4RADIOACTIVEDATA");
189 
190  std::ostringstream os;
191  os <<dirName <<"/z" <<Z <<".a" <<A ;
192  file = os.str();
193  }
194  std::ifstream DecaySchemeFile(file);
195 
196  G4bool found_in_raddecay_data(false);
197  if (!DecaySchemeFile) {
198  if (GetVerboseLevel()>1) {
199  G4cout <<"G4RIsotopeTable::GetMeanLife() : "
200  <<"cannot find ion radioactive decay file: "
201  <<file <<G4endl;
202  }
203  } else {
204  char inputChars[100]={' '};
205  G4String inputLine;
206  G4String recordType("");
207  G4double a(0.0);
208  G4double b(0.0);
209 
210  while (!found_in_raddecay_data && !DecaySchemeFile.getline(inputChars, 100).eof()) {
211  inputLine = inputChars;
212  inputLine = inputLine.strip(1);
213 
214  if (inputChars[0] != '#' && inputLine.length() != 0) {
215  std::istringstream tmpstream(inputLine);
216  tmpstream >> recordType >> a >> b;
217  if (recordType == "P") {
218  if (std::abs(a*keV-aE) < levelTolerance) {
219  found_in_raddecay_data = true;
220  lifetime = b/0.693147*s ;
221  }
222  }
223  }
224  }
225  DecaySchemeFile.close();
226  }
227 
228  if (!found_in_raddecay_data && aE) {
229  G4double half_life=-1.;
230  lifetime = 1.0E-20*s;
231 
232 
233  //added by L.Desorgher If the life time is not found in raddecay database
234  // then it is deduced from photo-evaporation level
235  const G4NuclearLevel* aLevel =
237  ->NearestLevel(aE,levelTolerance);
238  if (aLevel) {
239  half_life = aLevel->HalfLife();
240  lifetime = half_life/0.693147;
241  }
242 
243  if (GetVerboseLevel()>1 && half_life<0) {
244  G4cout << "G4RIsotopeTable::GetMeanLife() : ";
245  G4cout << "cannot find ion of required excitation E = " << aE << G4endl;
246  G4cout << "state in radioactive or photoevaporation data file " << G4endl;
247  G4cout <<"The nucleus is assumed to be IT decayed with life = 1E-20 s" << G4endl;
248  G4cout <<" -----------* THIS MAY CAUSE PROBLEM IN ITS DECAY-----------" << G4endl;
249  }
250  }
251 
252  if (!found_in_raddecay_data && !aE) {
253  if (GetVerboseLevel()>1) {
254  G4cout <<"G4RIsotopeTable::GetMeanLife() : ";
255  G4cout <<"cannot find ion of required excitation E = " << aE << G4endl;
256  G4cout <<"state in radioactive or photoevaporation data file" <<G4endl;
257  G4cout <<"The nucleus is assumed to be stable" <<G4endl;
258  lifetime = -1.0;
259  }
260  }
261 
262  if (GetVerboseLevel()>1) {
263  G4cout <<"G4RIsotopeTable::GetMeanLifeTime: ";
264  G4cout <<lifetime << " for " << GetIsotopeName(Z, A, aE) <<G4endl;
265  }
266  return lifetime;
267 }
269 //
271 { if (Z<1 || A<2) {
272  G4cout<<"Z and A not valid!"<<G4endl;
273  }
274 
275  std::ifstream DecaySchemeFile(filename);
276  if (DecaySchemeFile){
277  G4int ID_ion=A*1000+Z;
278  theUserRadioactiveDataFiles[ID_ion]=filename;
279  }
280  else {
281  G4cout<<"The file "<<filename<<" does not exist!"<<G4endl;
282  }
283 }
284