[819] | 1 | // |
---|
| 2 | // ******************************************************************** |
---|
| 3 | // * License and Disclaimer * |
---|
| 4 | // * * |
---|
| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
| 7 | // * conditions of the Geant4 Software License, included in the file * |
---|
| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
| 9 | // * include a list of copyright holders. * |
---|
| 10 | // * * |
---|
| 11 | // * Neither the authors of this software system, nor their employing * |
---|
| 12 | // * institutes,nor the agencies providing financial support for this * |
---|
| 13 | // * work make any representation or warranty, express or implied, * |
---|
| 14 | // * regarding this software system or assume any liability for its * |
---|
| 15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
| 16 | // * for the full disclaimer and the limitation of liability. * |
---|
| 17 | // * * |
---|
| 18 | // * This code implementation is the result of the scientific and * |
---|
| 19 | // * technical work of the GEANT4 collaboration. * |
---|
| 20 | // * By using, copying, modifying or distributing the software (or * |
---|
| 21 | // * any work based on the software) you agree to acknowledge its * |
---|
| 22 | // * use in resulting scientific publications, and indicate your * |
---|
| 23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
| 24 | // ******************************************************************** |
---|
| 25 | // |
---|
| 26 | // $Id: G4FissLib.hh,v 1.2 2007/06/01 13:46:53 gcosmo Exp $ |
---|
[1340] | 27 | // GEANT4 tag $Name: geant4-09-03-ref-09 $ |
---|
[819] | 28 | // |
---|
| 29 | // ******************************************************************** |
---|
| 30 | // ! A neutron-induced fission package ! |
---|
| 31 | // ! J.M. Verbeke, Dec-2006 / LLNL ! |
---|
| 32 | // ! ! |
---|
| 33 | // ! G4NeutronFissionModule.cc ! |
---|
| 34 | // ! ! |
---|
| 35 | // ! Classes to simulate neutron-induced fissions, emitting neutrons ! |
---|
| 36 | // ! and gamma-rays. Algorithm uses data whenever available, and ! |
---|
| 37 | // ! models such as the Terrell approximation, the Watt spectrum ! |
---|
| 38 | // ! otherwise. ! |
---|
| 39 | // ! ! |
---|
| 40 | // ! The complete list of references used is shown below: ! |
---|
| 41 | // ! ! |
---|
| 42 | // ! J. Terrell, "Distributions of Fission Neutron Numbers", Phys. ! |
---|
| 43 | // ! Rev. 108, 783 (1957). ! |
---|
| 44 | // ! M.S. Zucker, N.E. Holden, "Energy Dependence of Neutron ! |
---|
| 45 | // ! Multiplicity P_nu in Fast-Neutron-Induced Fission for U-235, ! |
---|
| 46 | // ! U-238 and Pu-239," BNL-38491 (1986). ! |
---|
| 47 | // ! T.E. Valentine, "MCNP-DSP Users Manual," ORNL/TM-13334, R2, Oak ! |
---|
| 48 | // ! Ridge National Laboratory (2000). ! |
---|
| 49 | // ! T.E. Valentine, J.T. Mihalczo, "MCNP-DSP: A Neutron and Gamma ! |
---|
| 50 | // ! Ray Monte Carlo Calculation of Source-Driven Noise-Measured ! |
---|
| 51 | // ! Parameters ," Ann. of Nucl. Eng., 23, 16, p. 1271 (1996). ! |
---|
| 52 | // ! R. Gwin, R.R. Spencer, R.W. Ingle, "Measurements of the Energy ! |
---|
| 53 | // ! Dependence of Prompt Neutron Emission from U-233, U-235, ! |
---|
| 54 | // ! Pu-239, and Pu-241 for E_n=0.005 to 10 eV Relative to Emission ! |
---|
| 55 | // ! from Spontaneous Fission of Cf-252," Nucl. Sci. Eng., 87, 381 ! |
---|
| 56 | // ! (1984). ! |
---|
| 57 | // ! J. Frehaut, "Neutron Multiplicity Distribution in Fast ! |
---|
| 58 | // ! Neutron-Induced Fission," Proc. of IAEA Consultant's Meeting ! |
---|
| 59 | // ! on Physics of Neutron Emission in Fission, Mito, Japan (1988). ! |
---|
| 60 | // ! R.R. Spencer, R. Gwin, R.W. Ingle, "A measurement of the Average ! |
---|
| 61 | // ! Number of Prompt Neutrons from Spontaneous Fission of ! |
---|
| 62 | // ! Californium-252," Nucl. Sci. Eng. 80, 603 (1982). ! |
---|
| 63 | // ! J.W. Boldeman, M.G. Hines, "Prompt Neutron Emission ! |
---|
| 64 | // ! Probabilities Following Spontaneous and Thermal Neutron ! |
---|
| 65 | // ! Fission," Nucl. Sci. Eng., 91, 114 (1985). ! |
---|
| 66 | // ! N.E. Holden, M.S. Zucker, "A Reevaluation of the Average Prompt ! |
---|
| 67 | // ! Neutron Emission Multiplicity (nubar) Values from Fission of ! |
---|
| 68 | // ! Uranium and Transuranium Nuclides," BNL-NCS-35513, Brookhaven ! |
---|
| 69 | // ! National Laboratory). ! |
---|
| 70 | // ! R.J. Howerton, et al, "The LLL Evaluated Nuclear Data Library ! |
---|
| 71 | // ! (ENDL): Evaluation Techniques, Reaction Index, and Description ! |
---|
| 72 | // ! of Individual Evaluations," UCRL-50400, V. 15, Part A, ! |
---|
| 73 | // ! Lawrence Livermore National Laboratory (1975). ! |
---|
| 74 | // ! D.E. Cullen, "Sampling ENDL Watt Fission Spectra," ! |
---|
| 75 | // ! UCRL-TR-203251, Lawrence Livermore National Laboratory (2004). ! |
---|
| 76 | // ! C.J. Everett, E.D. Cashwell, "A Third Monte Carlo Sampler," ! |
---|
| 77 | // ! LA-9721-MS, Los Alamos National Laboratory (1983). ! |
---|
| 78 | // ! D.E. Cullen, "TART 2002: A Couple Neutron-Photon 3-D, ! |
---|
| 79 | // ! Combinatorial Geometry, Time Dependent Monte-Carlo Transport ! |
---|
| 80 | // ! Code," UCRL-ID-126455, Rev. 4, Lawrence Livermore National ! |
---|
| 81 | // ! Laboratory (2003). ! |
---|
| 82 | // ! W. Mannhart, "Evaluation of the Cf-252 Fission Neutron Spectrum ! |
---|
| 83 | // ! Between 0 MeV and 20 MeV," Proc. Advisory Group Mtg. Neutron ! |
---|
| 84 | // ! Sources, Leningrad, USSR, 1986 (IAEA-TECDOC-410), Vienna ! |
---|
| 85 | // ! (1987). ! |
---|
| 86 | // ! D.G. Madland, J.R. Nix, "Prompt Fission Neutron Spectra and ! |
---|
| 87 | // ! Average Prompt Neutron Multiplicities,"NEANDC Specialist's ! |
---|
| 88 | // ! Meeting on Yields and Decay Data of Fission Products, ! |
---|
| 89 | // ! Brookhaven National Laboratory, BNL 51778 (1984). ! |
---|
| 90 | // ! F.H. Froehner, "Evaluation of Cf-252 Prompt Fission Neutron Data ! |
---|
| 91 | // ! from 0 to 20 MeV by Watt Spectrum Fit," Nucl. Sci. Eng. 106, ! |
---|
| 92 | // ! 345 (1990). ! |
---|
| 93 | // ! G.S. Brunson, Jr., "Multiplicity and Correlated Energy of Gamma ! |
---|
| 94 | // ! Rays Emitted in the Spontaneous Fission of Californium-252," ! |
---|
| 95 | // ! Ph.D. Thesis, University of Utah (1982). ! |
---|
| 96 | // ! T.E. Valentine, "Evaluation of Prompt Fission Gamma Rays for Use ! |
---|
| 97 | // ! in Simulating Nuclear Safeguard Measurements," Ann. Nucl. ! |
---|
| 98 | // ! Eng., 28, 191 (2001). ! |
---|
| 99 | // ! C. Wagemans, "The Nuclear Fission Process," CRC Press, Inc., Boca! |
---|
| 100 | // ! Raton, Florida (1991). ! |
---|
| 101 | // ! F.C. Maienschein, R.W. Peelle, T.A. Love, Neutron Phys. Ann. ! |
---|
| 102 | // ! Prog. Rep. for Sept. 1, 1958, ORNL-2609, Oak Ridge National ! |
---|
| 103 | // ! Laboratory (1958). ! |
---|
| 104 | // ! "Fundamental Aspects of Reactor Shielding," Addison-Wesley ! |
---|
| 105 | // ! Publishing Company, Inc. Reading, Massachussetts (1959). ! |
---|
| 106 | // ! ! |
---|
| 107 | // ******************************************************************** |
---|
| 108 | // |
---|
| 109 | // Hadronic Process: High Precision low E neutron tracking |
---|
| 110 | // original by J.M. Verbeke, LLNL, 5-Jan-07 |
---|
| 111 | // Builds and has the Cross-section data for one material. |
---|
| 112 | |
---|
| 113 | #ifndef G4FissLib_h |
---|
| 114 | #define G4FissLib_h 1 |
---|
| 115 | |
---|
| 116 | // Class Description |
---|
| 117 | // Final state production model for a high precision (based on evaluated data |
---|
| 118 | // libraries) description of neutron induced fission below 10 MeV. |
---|
| 119 | // Note that this model (by intent of avoiding the possibility of heating studies) does |
---|
| 120 | // not provide the nuclear fragments. |
---|
| 121 | // |
---|
| 122 | // To be used in your physics list in case you need this physics. |
---|
| 123 | // In this case you want to register an object of this class with |
---|
| 124 | // the corresponding process. |
---|
| 125 | // Class Description - End |
---|
| 126 | |
---|
| 127 | #include "globals.hh" |
---|
| 128 | #include "G4NeutronHPChannel.hh" |
---|
| 129 | #include "G4HadronicInteraction.hh" |
---|
| 130 | #include "G4NeutronHPThermalBoost.hh" |
---|
| 131 | #include "G4FissionLibrary.hh" |
---|
| 132 | #include "G4FissLib.hh" |
---|
| 133 | |
---|
| 134 | class G4FissLib : public G4HadronicInteraction |
---|
| 135 | { |
---|
| 136 | public: |
---|
| 137 | |
---|
| 138 | G4FissLib(); |
---|
| 139 | |
---|
| 140 | ~G4FissLib(); |
---|
| 141 | |
---|
| 142 | G4HadFinalState * ApplyYourself(const G4HadProjectile& aTrack, G4Nucleus& aTargetNucleus); |
---|
| 143 | |
---|
| 144 | private: |
---|
| 145 | |
---|
| 146 | G4FissionLibrary theLibrary; |
---|
| 147 | |
---|
| 148 | private: |
---|
| 149 | |
---|
| 150 | G4double * xSec; |
---|
| 151 | G4NeutronHPChannel * theFission; |
---|
| 152 | G4String dirName; |
---|
| 153 | G4int numEle; |
---|
| 154 | // static G4String theNames[3]; |
---|
| 155 | }; |
---|
| 156 | |
---|
| 157 | #endif |
---|