// // ******************************************************************** // * License and Disclaimer * // * * // * The Geant4 software is copyright of the Copyright Holders of * // * the Geant4 Collaboration. It is provided under the terms and * // * conditions of the Geant4 Software License, included in the file * // * LICENSE and available at http://cern.ch/geant4/license . These * // * include a list of copyright holders. * // * * // * Neither the authors of this software system, nor their employing * // * institutes,nor the agencies providing financial support for this * // * work make any representation or warranty, express or implied, * // * regarding this software system or assume any liability for its * // * use. Please see the license in the file LICENSE and URL above * // * for the full disclaimer and the limitation of liability. * // * * // * This code implementation is the result of the scientific and * // * technical work of the GEANT4 collaboration. * // * By using, copying, modifying or distributing the software (or * // * any work based on the software) you agree to acknowledge its * // * use in resulting scientific publications, and indicate your * // * acceptance of all terms of the Geant4 Software license. * // ******************************************************************** // /* * File: G4FPYNubarValues.hh * Author: B. Wendt (wendbryc@isu.edu) * * Created on July 11, 2011, 11:23 AM */ /* * * * * * * * * * * * * * * * References * * * * * * * * * * * * * * * * * * * 1. "Neutron Multiplicity Measurements of Cf and Fm Isotopes", * * D. C. Hoffman, G. P. Ford, J. P. Balagna, and L. R. Veeser, Physical * * Review C, 21.2, February 1980 * * 2. "Spontaneous Fission Properties and Lifetime Systematics", * * D. C. Hoffman, International Conference on Fifty Years Research in * * Nuclear Fission, Berlin, Germany, 1989 * * 3. MCNP - A General Monte carlo N-Particle Transport Code, Version 5, * * X-5 Monte Carlo Team, Volume I: Overview and Theory, April, 2005 * * 4. ENDF database, Search parameters: ENDF/B-VII.0; MF=1; MAT=452 * * 5. Prompt Neutron Multiplicities for the Transplutonium Nuclides, * * N. E. Holden and M. S. Zucker, Brookhaven National Lab, January, 1985 * * * * * * * * * * * * * * * * * * * References * * * * * * * * * * * * * * * */ #ifndef G4FPYNUBARVALUES_HH #define G4FPYNUBARVALUES_HH /** Evaluated nubar values for neutron induced fission. The data are represented * as linear regression fits from experimental data in the form: v = mx + b, * where x is the incident neutron energy. * \n \n Value 1: The isotope in ZZZAAA format * \n Value 2: 'x' of the linear regression fit multiplied by 10^13 * \n Value 3: 'b' of the linear regression fit multiplied by 10^4 * \n \n See Reference 4 for further information */ static const G4int NeutronInducedNubar_[][3] = { // Default {0, 1476773, 29881}, // Thorium {90227, 818327, 20647}, {90229, 936480, 20872}, {90232, 1252285, 21061}, // Proactinum {91231, 1030251, 22480}, // Uranium {92232, 1070000, 31300}, {92233, 1218868, 25043}, {92234, 1230006, 23673}, {92235, 1392331, 24336}, {92236, 1353849, 23717}, {92237, 1502160, 24911}, {92238, 1343405, 24911}, // Neptunium {93237, 1485790, 26362}, {93238, 1476892, 25150}, // Plutonium {94238, 1479368, 28950}, {94239, 1477500, 28505}, {94240, 1518313, 28030}, {94241, 1496809, 29443}, {94242, 1575406, 28100}, // Americium {95241, 1425195, 30827}, {95242, 1337871, 32717}, {95243, 1305739, 32737}, // Curium {96242, 1720000, 34400}, {96243, 1220064, 34329}, {96244, 1839123, 32444}, {96245, 1166218, 35968}, {96246, 1223446, 36153}, {96248, 2080000, 34900}, // Californium {98249, 1796326, 38876}, {98251, 2416144, 41400}, // Einsteinium {99254, 2438676, 40832}, // Fermium {100255, 2499442, 43924}, // End of array {-1, -1, -1} }; /** Recommended Gaussian widths for neutron induced fission. * \n Column 1: The isotope in ZZZAAA format * \n Column 2: The width multiplied by 10^6 * \n \n See Reference 3 for further information */ // Still need: a lot static const G4int NeutronInducedNubarWidth_[][2] = { // Default {0, 1210000}, // Uranium {92233, 1144900}, {92235, 1183744}, {92238, 1245456}, // Plutonium {94239, 1299600}, {94241, 1322500}, // End of array {-1, -1} }; /** Evaluated nubar values for neutron induced fission. The data are represented * as linear regression fits from experimental data in the form: v = mx + b, * where x is the incident neutron energy. * \n \n Value 1: The isotope in ZZZAAA format * \n Value 2: 'x' of the linear regression fit multiplied by 10^13 * \n Value 3: 'b' of the linear regression fit multiplied by 10^4 * \n \n See References 1, 2, 4, & 5 for further information */ static const G4int SpontaneousNubar_[][3] = { // Default {0, 25000}, // Uranium {92238, 0, 20000}, // Curium {96244, 0, 26875}, {96246, 0, 29480}, {96248, 0, 31500}, // Californium {98250, 0, 25200}, {98252, 0, 37676}, // Einsteinium {99253, 0, 47000}, // Fermium {100254, 0, 39800}, {100256, 0, 37300}, // End of array {-1, -1, -1} }; /** Recommended Gaussian widths for neutron induced fission. * See Reference 3 for further information. * \n Column 1: The isotope in ZZZAAA format * \n Column 2: The width multiplied by 10^6 */ // Still need: 92238, 99253 static const G4int SpontaneousNubarWidth_[][2] = { // Default {0, 1210000}, // Plutonium {94238, 1288225}, {94240, 1324801}, {94242, 1347921}, // Curium {96242, 1190281}, {96244, 1216609}, {96246, 1205604}, {96248, 1227664}, // Californium {98250, 1488400}, {98252, 1550025}, {98254, 1476225}, // Fermium {100254, 1552516}, {100256, 1349007}, {100257, 1178983}, // End of array {-1, -1} }; #endif /* G4FPYNUBARVALUES_HH */