Gabriele Cosmo
186 lines
6.4 KiB
C++
186 lines
6.4 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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/*
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* File: G4FPYNubarValues.hh
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* Author: B. Wendt (wendbryc@isu.edu)
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*
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* Created on July 11, 2011, 11:23 AM
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*/
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/* * * * * * * * * * * * * * * * References * * * * * * * * * * * * * * * *
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* *
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* 1. "Neutron Multiplicity Measurements of Cf and Fm Isotopes", *
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* D. C. Hoffman, G. P. Ford, J. P. Balagna, and L. R. Veeser, Physical *
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* Review C, 21.2, February 1980 *
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* 2. "Spontaneous Fission Properties and Lifetime Systematics", *
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* D. C. Hoffman, International Conference on Fifty Years Research in *
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* Nuclear Fission, Berlin, Germany, 1989 *
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* 3. MCNP - A General Monte carlo N-Particle Transport Code, Version 5, *
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* X-5 Monte Carlo Team, Volume I: Overview and Theory, April, 2005 *
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* 4. ENDF database, Search parameters: ENDF/B-VII.0; MF=1; MAT=452 *
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* 5. Prompt Neutron Multiplicities for the Transplutonium Nuclides, *
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* N. E. Holden and M. S. Zucker, Brookhaven National Lab, January, 1985 *
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* *
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* * * * * * * * * * * * * * * * References * * * * * * * * * * * * * * * */
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#ifndef G4FPYNUBARVALUES_HH
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#define G4FPYNUBARVALUES_HH
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#include "G4Types.hh"
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/** Evaluated nubar values for neutron induced fission. The data are represented
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* as linear regression fits from experimental data in the form: v = mx + b,
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* where x is the incident neutron energy.
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* \n \n Value 1: The isotope in ZZZAAA format
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* \n Value 2: 'x' of the linear regression fit multiplied by 10^13
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* \n Value 3: 'b' of the linear regression fit multiplied by 10^4
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* \n \n See Reference 4 for further information
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*/
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static const G4int NeutronInducedNubar_[][3] = {
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// Default
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{0, 1476773, 29881},
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// Thorium
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{90227, 818327, 20647},
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{90229, 936480, 20872},
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{90232, 1252285, 21061},
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// Proactinum
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{91231, 1030251, 22480},
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// Uranium
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{92232, 1070000, 31300},
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{92233, 1218868, 25043},
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{92234, 1230006, 23673},
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{92235, 1392331, 24336},
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{92236, 1353849, 23717},
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{92237, 1502160, 24911},
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{92238, 1343405, 24911},
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// Neptunium
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{93237, 1485790, 26362},
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{93238, 1476892, 25150},
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// Plutonium
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{94238, 1479368, 28950},
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{94239, 1477500, 28505},
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{94240, 1518313, 28030},
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{94241, 1496809, 29443},
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{94242, 1575406, 28100},
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// Americium
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{95241, 1425195, 30827},
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{95242, 1337871, 32717},
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{95243, 1305739, 32737},
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// Curium
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{96242, 1720000, 34400},
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{96243, 1220064, 34329},
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{96244, 1839123, 32444},
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{96245, 1166218, 35968},
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{96246, 1223446, 36153},
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{96248, 2080000, 34900},
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// Californium
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{98249, 1796326, 38876},
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{98251, 2416144, 41400},
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// Einsteinium
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{99254, 2438676, 40832},
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// Fermium
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{100255, 2499442, 43924},
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// End of array
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{-1, -1, -1}};
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/** Recommended Gaussian widths for neutron induced fission.
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* \n Column 1: The isotope in ZZZAAA format
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* \n Column 2: The width multiplied by 10^6
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* \n \n See Reference 3 for further information
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*/
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// Still need: a lot
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static const G4int NeutronInducedNubarWidth_[][2] = {
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// Default
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{0, 1210000},
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// Uranium
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{92233, 1144900},
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{92235, 1183744},
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{92238, 1245456},
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// Plutonium
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{94239, 1299600},
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{94241, 1322500},
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// End of array
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{-1, -1}};
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/** Evaluated nubar values for neutron induced fission. The data are represented
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* as linear regression fits from experimental data in the form: v = mx + b,
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* where x is the incident neutron energy.
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* \n \n Value 1: The isotope in ZZZAAA format
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* \n Value 2: 'x' of the linear regression fit multiplied by 10^13
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* \n Value 3: 'b' of the linear regression fit multiplied by 10^4
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* \n \n See References 1, 2, 4, & 5 for further information
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*/
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static const G4int SpontaneousNubar_[][3] = {
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// Default
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{0, 25000},
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// Uranium
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{92238, 0, 20000},
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// Curium
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{96244, 0, 26875},
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{96246, 0, 29480},
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{96248, 0, 31500},
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// Californium
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{98250, 0, 25200},
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{98252, 0, 37676},
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// Einsteinium
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{99253, 0, 47000},
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// Fermium
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{100254, 0, 39800},
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{100256, 0, 37300},
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// End of array
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{-1, -1, -1}};
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/** Recommended Gaussian widths for neutron induced fission.
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* See Reference 3 for further information.
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* \n Column 1: The isotope in ZZZAAA format
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* \n Column 2: The width multiplied by 10^6
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*/
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// Still need: 92238, 99253
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static const G4int SpontaneousNubarWidth_[][2] = {
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// Default
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{0, 1210000},
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// Plutonium
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{94238, 1288225},
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{94240, 1324801},
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{94242, 1347921},
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// Curium
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{96242, 1190281},
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{96244, 1216609},
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{96246, 1205604},
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{96248, 1227664},
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// Californium
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{98250, 1488400},
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{98252, 1550025},
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{98254, 1476225},
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// Fermium
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{100254, 1552516},
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{100256, 1349007},
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{100257, 1178983},
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// End of array
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{-1, -1}};
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#endif /* G4FPYNUBARVALUES_HH */
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