IAEA-NDS ENDF Download System, v-2008-07-22 0 0 0 0 8.01600+ 3 1.58576+ 1 0 0 41 1 813 1451 1 0.00000+ 0 0.00000+ 0 0 0 0 6 813 1451 2 1.00000+ 0 2.00000+ 7 0 0 10 2 813 1451 3 0.00000+ 0 0.00000+ 0 0 0 50 3 813 1451 4 8-O - 16 FEI EVAL-May98 K.I.Zolotarev et. al. 813 1451 5 DIST-Jun98 813 1451 6 ---HEND MATERIAL 813 813 1451 7 ----INCIDENT NEUTRON DATA 813 1451 8 -----ENDF-6 FORMAT 813 1451 9 ***************************************************************** 813 1451 10 -----Data file for high energy neutron dosimetry 813 1451 11 ***************************************************************** 813 1451 12 8-O-16(n,2n)8-O-15 DOSIMETRY REACTION 813 1451 13 Evaluated by K.I.Zolotarev, A.B.Pashchenko and M.V.Scripova 813 1451 14 ***************************************************************** 813 1451 15 813 1451 16 ----- MF=3 MT= 16 ----- 813 1451 17 813 1451 18 Evaluation was made on the base of experimental data [1,5]. 813 1451 19 Cross section data of W.J.Knox [2] were rejected due to inconsis- 813 1451 20 tency with theoretical model calcualions. 813 1451 21 Evaluation O16(n,2n)O15 excitation function from threshold to 813 1451 22 36 MeV has been carried out within the framework of generalized 813 1451 23 least squares method. Rational function was used as model 813 1451 24 function [3]. 813 1451 25 U-235 thermal fission neutron spectra [4] averaged cross 813 1451 26 sections calculated from the evaluated O16(n,2n)O15 excitation 813 1451 27 function are the following: 813 1451 28 ================================================================ 813 1451 29 TYPE OF SPECTRUM | ,mb (calc.) | , mb (measured) 813 1451 30 ================================================================ 813 1451 31 U-235 neutron fission | 4.1015E-06 | 4.5E-6 +- 2.0E-6 [5] 813 1451 32 ================================================================ 813 1451 33 813 1451 34 ----- MF=33 MT= 16 ----- 813 1451 35 813 1451 36 Covariance matrix was obtained simultaneously with cross- 813 1451 37 section data evaluation by means of PADE-2 code [3]. 813 1451 38 813 1451 39 References : 813 1451 40 1. O.D.Brill e.a. Doklady Akad. Nauk SSSR, v.136,n.1,p.55, 1961 813 1451 41 O.D.Brill e.a. Soviet Physics, v.6, p.24, 1961 813 1451 42 2. W.J.Knox Phys.Rev., v.75, n.4, p.537, Feb.1949 813 1451 43 3. S.Badikov, K.Zolotarev Proc. of NEANSC Specialist's. Meeting 813 1451 44 on Evaluation and Processing of Covariance Data, Oak Ridge , 813 1451 45 USA, 1992, OECD, Paris, 1993, p.105 813 1451 46 4. N.V.Kornilov,A.V.Kagalenko Pre-acceleration neutron emission- 813 1451 47 is it evaluation trick or reality?. Proc. of II International 813 1451 48 Seminar on Interaction Neutrons with Nuclei, Dubna, Russia, 813 1451 49 26-28 April 1994 813 1451 50 5. F.Nasyrov,B.D.Sciborskij Atomnaja Energija (Sov), v.25, n.5, 813 1451 51 p. 437, Nov.1968 813 1451 52 ***************************************************************** 813 1451 53 813 1451 54 1 451 57 1 813 1451 55 3 16 66 1 813 1451 56 33 16 35 1 813 1451 57 813 1 099999 813 0 0 0 8.01600+ 3 1.58576+ 1 0 0 0 0 813 3 16 1 -1.56590+ 7-1.56590+ 7 0 0 1 187 813 3 16 2 187 2 813 3 16 3 1.66462+ 7 0.00000+ 0 1.75000+ 7 2.22966- 4 1.76000+ 7 2.95500- 4 813 3 16 4 1.77000+ 7 3.69725- 4 1.78000+ 7 4.45671- 4 1.79000+ 7 5.23371- 4 813 3 16 5 1.80000+ 7 6.02855- 4 1.81000+ 7 6.84152- 4 1.82000+ 7 7.67295- 4 813 3 16 6 1.83000+ 7 8.52310- 4 1.84000+ 7 9.39232- 4 1.85000+ 7 1.02809- 3 813 3 16 7 1.86000+ 7 1.11891- 3 1.87000+ 7 1.21173- 3 1.88000+ 7 1.30656- 3 813 3 16 8 1.89000+ 7 1.40345- 3 1.90000+ 7 1.50242- 3 1.91000+ 7 1.60350- 3 813 3 16 9 1.92000+ 7 1.70671- 3 1.93000+ 7 1.81207- 3 1.94000+ 7 1.91962- 3 813 3 16 10 1.95000+ 7 2.02938- 3 1.96000+ 7 2.14136- 3 1.97000+ 7 2.25560- 3 813 3 16 11 1.98000+ 7 2.37210- 3 1.99000+ 7 2.49090- 3 2.00000+ 7 2.61200- 3 813 3 16 12 2.01000+ 7 2.73542- 3 2.02000+ 7 2.86118- 3 2.03000+ 7 2.98929- 3 813 3 16 13 2.04000+ 7 3.11975- 3 2.05000+ 7 3.25258- 3 2.06000+ 7 3.38778- 3 813 3 16 14 2.07000+ 7 3.52535- 3 2.08000+ 7 3.66528- 3 2.09000+ 7 3.80759- 3 813 3 16 15 2.10000+ 7 3.95226- 3 2.11000+ 7 4.09929- 3 2.12000+ 7 4.24866- 3 813 3 16 16 2.13000+ 7 4.40036- 3 2.14000+ 7 4.55436- 3 2.15000+ 7 4.71065- 3 813 3 16 17 2.16000+ 7 4.86920- 3 2.17000+ 7 5.02997- 3 2.18000+ 7 5.19294- 3 813 3 16 18 2.19000+ 7 5.35807- 3 2.20000+ 7 5.52530- 3 2.21000+ 7 5.69460- 3 813 3 16 19 2.22000+ 7 5.86591- 3 2.23000+ 7 6.03918- 3 2.24000+ 7 6.21433- 3 813 3 16 20 2.25000+ 7 6.39131- 3 2.26000+ 7 6.57005- 3 2.27000+ 7 6.75046- 3 813 3 16 21 2.28000+ 7 6.93246- 3 2.29000+ 7 7.11596- 3 2.30000+ 7 7.30088- 3 813 3 16 22 2.31000+ 7 7.48711- 3 2.32000+ 7 7.67456- 3 2.33000+ 7 7.86310- 3 813 3 16 23 2.34000+ 7 8.05264- 3 2.35000+ 7 8.24305- 3 2.36000+ 7 8.43420- 3 813 3 16 24 2.37000+ 7 8.62598- 3 2.38000+ 7 8.81823- 3 2.39000+ 7 9.01084- 3 813 3 16 25 2.40000+ 7 9.20365- 3 2.41000+ 7 9.39653- 3 2.42000+ 7 9.58932- 3 813 3 16 26 2.43000+ 7 9.78186- 3 2.44000+ 7 9.97401- 3 2.45000+ 7 1.01656- 2 813 3 16 27 2.46000+ 7 1.03565- 2 2.47000+ 7 1.05465- 2 2.48000+ 7 1.07354- 2 813 3 16 28 2.49000+ 7 1.09231- 2 2.50000+ 7 1.11094- 2 2.51000+ 7 1.12942- 2 813 3 16 29 2.52000+ 7 1.14773- 2 2.53000+ 7 1.16585- 2 2.54000+ 7 1.18376- 2 813 3 16 30 2.55000+ 7 1.20144- 2 2.56000+ 7 1.21889- 2 2.57000+ 7 1.23609- 2 813 3 16 31 2.58000+ 7 1.25301- 2 2.59000+ 7 1.26964- 2 2.60000+ 7 1.28598- 2 813 3 16 32 2.61000+ 7 1.30199- 2 2.62000+ 7 1.31768- 2 2.63000+ 7 1.33302- 2 813 3 16 33 2.64000+ 7 1.34800- 2 2.65000+ 7 1.36260- 2 2.66000+ 7 1.37683- 2 813 3 16 34 2.67000+ 7 1.39065- 2 2.68000+ 7 1.40408- 2 2.69000+ 7 1.41708- 2 813 3 16 35 2.70000+ 7 1.42966- 2 2.71000+ 7 1.44180- 2 2.72000+ 7 1.45350- 2 813 3 16 36 2.73000+ 7 1.46475- 2 2.74000+ 7 1.47555- 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7 1.28184- 2 3.52000+ 7 1.27387- 2 3.53000+ 7 1.26591- 2 813 3 16 63 3.54000+ 7 1.25797- 2 3.55000+ 7 1.25006- 2 3.56000+ 7 1.24216- 2 813 3 16 64 3.57000+ 7 1.23430- 2 3.58000+ 7 1.22646- 2 3.59000+ 7 1.21865- 2 813 3 16 65 3.60000+ 7 1.21087- 2 813 3 16 66 813 3 099999 813 0 0 0 8.01600+ 3 1.58576+ 1 0 0 0 1 81333 16 1 0.00000+ 0 0.00000+ 0 0 16 0 1 81333 16 2 0.00000+ 0 0.00000+ 0 1 5 190 19 81333 16 3 1.66462+ 7 1.75000+ 7 1.80000+ 7 1.85000+ 7 1.90000+ 7 1.95000+ 7 81333 16 4 2.00000+ 7 2.10000+ 7 2.20000+ 7 2.30000+ 7 2.40000+ 7 2.50000+ 7 81333 16 5 2.60000+ 7 2.70000+ 7 2.80000+ 7 2.90000+ 7 3.00000+ 7 3.30000+ 7 81333 16 6 3.60000+ 7 9.66973- 1 0.00000+ 0 0.00000+ 0 0.00000+ 0 0.00000+ 0 81333 16 7 0.00000+ 0 0.00000+ 0 0.00000+ 0 0.00000+ 0 0.00000+ 0 0.00000+ 0 81333 16 8 0.00000+ 0 0.00000+ 0 0.00000+ 0 0.00000+ 0 0.00000+ 0 0.00000+ 0 81333 16 9 0.00000+ 0 9.66973- 1 7.50928- 3 8.39618- 3 8.58002- 3 8.44640- 3 81333 16 10 7.88912- 3 6.84532- 3 5.56864- 3 4.19053- 3 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