include/Geant4/G4FPYNubarValues.hh

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0026 /*
0027  * File:   G4FPYNubarValues.hh
0028  * Author: B. Wendt (wendbryc@isu.edu)
0029  *
0030  * Created on July 11, 2011, 11:23 AM
0031  */
0032
0033 /* * * * * * * * * * * * * * * *   References   * * * * * * * * * * * * * * * *
0034  *                                                                            *
0035  *  1.  "Neutron Multiplicity Measurements of Cf and Fm Isotopes",            *
0036  *      D. C. Hoffman, G. P. Ford, J. P. Balagna, and L. R. Veeser, Physical  *
0037  *      Review C, 21.2, February 1980                                         *
0038  *  2.  "Spontaneous Fission Properties and Lifetime Systematics",            *
0039  *      D. C. Hoffman, International Conference on Fifty Years Research in    *
0040  *      Nuclear Fission, Berlin, Germany, 1989                                *
0041  *  3.  MCNP - A General Monte carlo N-Particle Transport Code, Version 5,    *
0042  *      X-5 Monte Carlo Team, Volume I: Overview and Theory, April, 2005      *
0043  *  4.  ENDF database, Search parameters: ENDF/B-VII.0; MF=1; MAT=452         *
0044  *  5.  Prompt Neutron Multiplicities for the Transplutonium Nuclides,        *
0045  *      N. E. Holden and M. S. Zucker, Brookhaven National Lab, January, 1985 *
0046  *                                                                            *
0047  * * * * * * * * * * * * * * * *   References   * * * * * * * * * * * * * * * */
0048
0049 #ifndef G4FPYNUBARVALUES_HH
0050 #define G4FPYNUBARVALUES_HH
0051
0052 #include "G4Types.hh"
0053
0054 /** Evaluated nubar values for neutron induced fission. The data are represented
0055  *  as linear regression fits from experimental data in the form: v = mx + b,
0056  *  where x is the incident neutron energy.
0057  *  \n \n Value 1: The isotope in ZZZAAA format
0058  *  \n Value 2: 'x' of the linear regression fit multiplied by 10^13
0059  *  \n Value 3: 'b' of the linear regression fit multiplied by 10^4
0060  *  \n \n See Reference 4 for further information
0061  */
0062 static const G4int NeutronInducedNubar_[][3] = {
0063   // Default
0064   {0, 1476773, 29881},
0065   // Thorium
0066   {90227, 818327, 20647},
0067   {90229, 936480, 20872},
0068   {90232, 1252285, 21061},
0069   // Proactinum
0070   {91231, 1030251, 22480},
0071   // Uranium
0072   {92232, 1070000, 31300},
0073   {92233, 1218868, 25043},
0074   {92234, 1230006, 23673},
0075   {92235, 1392331, 24336},
0076   {92236, 1353849, 23717},
0077   {92237, 1502160, 24911},
0078   {92238, 1343405, 24911},
0079   // Neptunium
0080   {93237, 1485790, 26362},
0081   {93238, 1476892, 25150},
0082   // Plutonium
0083   {94238, 1479368, 28950},
0084   {94239, 1477500, 28505},
0085   {94240, 1518313, 28030},
0086   {94241, 1496809, 29443},
0087   {94242, 1575406, 28100},
0088   // Americium
0089   {95241, 1425195, 30827},
0090   {95242, 1337871, 32717},
0091   {95243, 1305739, 32737},
0092   // Curium
0093   {96242, 1720000, 34400},
0094   {96243, 1220064, 34329},
0095   {96244, 1839123, 32444},
0096   {96245, 1166218, 35968},
0097   {96246, 1223446, 36153},
0098   {96248, 2080000, 34900},
0099   // Californium
0100   {98249, 1796326, 38876},
0101   {98251, 2416144, 41400},
0102   // Einsteinium
0103   {99254, 2438676, 40832},
0104   // Fermium
0105   {100255, 2499442, 43924},
0106   // End of array
0107   {-1, -1, -1}};
0108
0109 /** Recommended Gaussian widths for neutron induced fission.
0110  *  \n Column 1: The isotope in ZZZAAA format
0111  *  \n Column 2: The width multiplied by 10^6
0112  *  \n \n See Reference 3 for further information
0113  */
0114 // Still need: a lot
0115 static const G4int NeutronInducedNubarWidth_[][2] = {
0116   // Default
0117   {0, 1210000},
0118   // Uranium
0119   {92233, 1144900},
0120   {92235, 1183744},
0121   {92238, 1245456},
0122   // Plutonium
0123   {94239, 1299600},
0124   {94241, 1322500},
0125   // End of array
0126   {-1, -1}};
0127
0128 /** Evaluated nubar values for neutron induced fission. The data are represented
0129  *  as linear regression fits from experimental data in the form: v = mx + b,
0130  *  where x is the incident neutron energy.
0131  *  \n \n Value 1: The isotope in ZZZAAA format
0132  *  \n Value 2: 'x' of the linear regression fit multiplied by 10^13
0133  *  \n Value 3: 'b' of the linear regression fit multiplied by 10^4
0134  *  \n \n See References 1, 2, 4, & 5 for further information
0135  */
0136 static const G4int SpontaneousNubar_[][3] = {
0137   // Default
0138   {0, 25000},
0139   // Uranium
0140   {92238, 0, 20000},
0141   // Curium
0142   {96244, 0, 26875},
0143   {96246, 0, 29480},
0144   {96248, 0, 31500},
0145   // Californium
0146   {98250, 0, 25200},
0147   {98252, 0, 37676},
0148   // Einsteinium
0149   {99253, 0, 47000},
0150   // Fermium
0151   {100254, 0, 39800},
0152   {100256, 0, 37300},
0153   // End of array
0154   {-1, -1, -1}};
0155
0156 /** Recommended Gaussian widths for neutron induced fission.
0157  *  See Reference 3 for further information.
0158  *  \n Column 1: The isotope in ZZZAAA format
0159  *  \n Column 2: The width multiplied by 10^6
0160  */
0161 // Still need: 92238, 99253
0162 static const G4int SpontaneousNubarWidth_[][2] = {
0163   // Default
0164   {0, 1210000},
0165   // Plutonium
0166   {94238, 1288225},
0167   {94240, 1324801},
0168   {94242, 1347921},
0169   // Curium
0170   {96242, 1190281},
0171   {96244, 1216609},
0172   {96246, 1205604},
0173   {96248, 1227664},
0174   // Californium
0175   {98250, 1488400},
0176   {98252, 1550025},
0177   {98254, 1476225},
0178   // Fermium
0179   {100254, 1552516},
0180   {100256, 1349007},
0181   {100257, 1178983},
0182   // End of array
0183   {-1, -1}};
0184
0185 #endif /* G4FPYNUBARVALUES_HH */