ENTRY 40665 20160601 41764066500000001 SUBENT 40665001 20160601 41764066500100001 BIB 10 34 4066500100002 INSTITUTE (4RUSFEI,4RUSRI) 4066500100003 REFERENCE (J,YK,,(1/40),62,1981) 4066500100004 (R,INDC(CCP)-177,43,1982) Transl. of YK,,(1/40),62 4066500100005 (J,YK,,(1/50),4,1983) - final tables from 4066500100006 several articles. 4066500100007 (R,INDC(CCP)-229,46,1984) Transl. of YK,,(1/50),4 4066500100008 (R,INDC(CCP)-154,1980) The same data tabulated in 4066500100009 Table 2 of this report 4066500100010 REL-REF (O,40664002,V.G.Vorob'eva+,J,YK,,(1/50),4,1983) 4066500100011 Data for Np-237 of Table 3 4066500100012 (O,40666002,V.G.Vorob'eva+,J,YK,,(1/50),4,1983) 4066500100013 Data for Th-232 of Table 1 4066500100014 AUTHOR (V.G.Vorob'eva,B.D.Kuz'minov,V.V.Malinovskij, 4066500100015 V.M.Piksajkin,N.N.Semenova,V.S.Valyavkin,S.M.Solov'ev) 4066500100016 TITLE Analysis of the energy dependence of the average number4066500100017 of prompt neutrons for neutron-induced fission of U-2384066500100018 FACILITY (VDG,4RUSFEI) 4066500100019 INC-SOURCE (P-T) 4066500100020 (D-D) 4066500100021 DETECTOR (IOCH) Ionization chamber with U-238 layers. Consisted 4066500100022 of 6 sections. Fission fragment registration efficiency4066500100023 about 90% . 4066500100024 MONITOR (98-CF-252(0,F),PR,NU) Relative to Cf-252 standard. 4066500100025 HISTORY (19840425C) 4066500100026 (20090923A) M.M. STATUS was added. 4066500100027 Dates were corrected for 4-digits year. 4066500100028 (20160601U) SD: Refs INDC(CCP)-229,46; INDC(CCP)-177,434066500100029 INDC(CCP)-154 were added. Title and list of authors 4066500100030 update following INDC(CCP)-177,43,1982.Subent 003 4066500100031 deleted (M.M. Data deleted as duplication of 40660.002)4066500100032 (20170710U) M.M. Previous correction of SD was 4066500100033 checked at CJD. 4066500100034 J,YK,1983,(1/50),4,1983 -> J,YK,,(1/50),4,1983 4066500100035 J,YK,1981,(1/40),62,1981 -> J,YK,,(1/40),62,1981 4066500100036 ENDBIB 34 0 4066500100037 COMMON 1 3 4066500100038 MONIT 4066500100039 PRT/FIS 4066500100040 3.733 4066500100041 ENDCOMMON 3 0 4066500100042 ENDSUBENT 41 0 4066500199999 SUBENT 40665002 20090923 41474066500200001 BIB 9 68 4066500200002 REACTION (92-U-238(N,F),PR,NU) 4066500200003 SAMPLE U-238 total mass 0.76 g . U-238 enrichment 99.999 % . 4066500200004 Layers thickness about 1 mg/cm**2 . 4066500200005 CORRECTION For differences of energy fission neutron spectra of 4066500200006 U-238 and Cf-252 - -(0.6-1.9)%. 4066500200007 For registration efficiency dependence from sample 4066500200008 positioning - 4.6 %. 4066500200009 For differences of diameters of U-238 and Cf-252 4066500200010 layers - -0.3 %. 4066500200011 For false counting of coincidence of two pulses from 4066500200012 fission neutrons at dead time - (0.9 - 1.8) % . 4066500200013 For false counting of coincidence of two pulses from 4066500200014 fission neutron and background at dead time - 0.1 % . 4066500200015 For fission fragment discrimination in channel - 0.2%.4066500200016 For difference of U-238 and Cf-252 layers thickness - 4066500200017 0.1 % . 4066500200018 For U-238 spontaneous fission and counting from 4066500200019 alpha-particles - (0.2 - 0.5) % . 4066500200020 For fission fragments angular anisotropy - 0.1 %. 4066500200021 For background from neutrons at (d,d) reaction - 4066500200022 (1.0 - 1.2) %. 4066500200023 ERR-ANALYS (ERR-T) Total error. 4066500200024 (ERR-S) Statistical error 4066500200025 Contributions of systematic errors in total: 4066500200026 (ERR-1) Error due to correction for differences of 4066500200027 energy fission neutron spectra of U-238 and Cf-252. 4066500200028 (ERR-2) Error due to correction for registration 4066500200029 efficiency dependence from sample positioning. 4066500200030 (ERR-3) Error due to correction for differences of 4066500200031 diameters of U-238 and Cf-252 layers. 4066500200032 (ERR-4) Error due to correction for false counting of 4066500200033 coincidence of two pulses from fission neutrons at 4066500200034 dead time . 4066500200035 (ERR-5) Error due to correction for false counting of 4066500200036 coincidence of two pulses from fission neutron and 4066500200037 background at dead time . 4066500200038 (ERR-6) Error due to correction for fission fragments 4066500200039 discrimination in channel . 4066500200040 (ERR-7) Error due to correction for difference of U-2384066500200041 and Cf-252 layers thickness. 4066500200042 (ERR-8) Error due to correction for U-238 spontaneous 4066500200043 fission and counting from alpha-particles. 4066500200044 (ERR-9) Error due to correction for fission fragments 4066500200045 angular anisotropy . 4066500200046 (ERR-10) Error due to correction for background from 4066500200047 neutrons at (d,d) reaction . 4066500200048 COVARIANCE Diagonal element of covariation matrix, defined 4066500200049 without taking into account of statistical error: 4066500200050 for EN=1.30, 1.40, 2.10, 3.70 MeV is 0.28E-4, 4066500200051 for EN=1.50-2.00, 2.20-3.60 MeV is 0.25E-4, 4066500200052 for EN=5.58, 5.98 MeV is 0.32E-4 . 4066500200053 From Table 1 of YK,1(50),5,1983. 4066500200054 ADD-RES dNUp/dEn average in energy range . 4066500200055 Units are given in the Table as 1/MEV. 4066500200056 Supposed by compiler as PRT/MEV . 4066500200057 EN-MIN EN-MAX dNU/dEN ERROR 4066500200058 MEV MEV PRT/MEV PRT/MEV 4066500200059 1.0 2.7 0.131 0.017 4066500200060 2.7 6.0 0.174 0.010 4066500200061 From Table 3 of J,YK,1981,(1/40),62,1981. 4066500200062 COMMENT Of compiler. In Table 1 of J,YK,1983,(1/50),4,1983 the4066500200063 square of relative statistical error is given. 4066500200064 STATUS (TABLE) Table 1 of J,YK,1983,(1/50),4,1983. 4066500200065 Table 2 of J,YK,1983,1(40),62,1981. 4066500200066 HISTORY (20090923A) DATA units NO-DIM -> PRT/FIS, 4066500200067 ERR-S units NO-DIM -> PER-CENT. 4066500200068 CORRECTION, ERR-ANALYS, ERR-T, EN-ERR were added. 4066500200069 Subent 004 was added. 4066500200070 ENDBIB 68 0 4066500200071 COMMON 10 6 4066500200072 ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 ERR-6 4066500200073 ERR-7 ERR-8 ERR-9 ERR-10 4066500200074 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 4066500200075 PER-CENT PER-CENT PER-CENT PER-CENT 4066500200076 0.4 0.3 0.2 0.2 0.1 0.1 4066500200077 0.3 0.2 0.1 0.1 4066500200078 ENDCOMMON 6 0 4066500200079 DATA 5 28 4066500200080 EN EN-ERR DATA ERR-S ERR-T 4066500200081 MEV MEV PRT/FIS PER-CENT PRT/FIS 4066500200082 1.30 0.05 2.431 1.8490E-02 0.048 4066500200083 1.40 0.05 2.458 1.7090E-02 0.045 4066500200084 1.50 0.04 2.473 8.4800E-03 0.027 4066500200085 1.60 0.04 2.533 7.4800E-03 0.026 4066500200086 1.70 0.04 2.510 1.2000E-02 0.035 4066500200087 1.75 0.06 2.610 5.3800E-03 0.023 4066500200088 1.80 0.04 2.537 7.4800E-03 0.026 4066500200089 1.90 0.04 2.547 7.4800E-03 0.025 4066500200090 2.00 0.04 2.565 5.8300E-03 0.022 4066500200091 2.10 0.04 2.613 1.0000E-02 0.031 4066500200092 2.20 0.03 2.625 7.2100E-03 0.025 4066500200093 2.30 0.03 2.655 5.5700E-03 0.022 4066500200094 2.40 0.03 2.587 5.8300E-03 0.022 4066500200095 2.50 0.03 2.632 5.6600E-03 0.022 4066500200096 2.60 0.03 2.638 7.2100E-03 0.025 4066500200097 2.70 0.03 2.661 8.6000E-03 0.028 4066500200098 2.80 0.03 2.687 4.1200E-03 0.020 4066500200099 2.90 0.04 2.693 5.6600E-03 0.023 4066500200100 3.00 0.04 2.683 5.5700E-03 0.023 4066500200101 3.10 0.04 2.693 8.4800E-03 0.028 4066500200102 3.20 0.04 2.735 5.4800E-03 0.023 4066500200103 3.30 0.04 2.765 5.3800E-03 0.023 4066500200104 3.40 0.03 2.745 6.9300E-03 0.026 4066500200105 3.50 0.03 2.735 5.4800E-03 0.023 4066500200106 3.60 0.03 2.803 8.2000E-03 0.029 4066500200107 3.70 0.03 2.790 6.7800E-03 0.026 4066500200108 5.58 0.08 3.151 1.7090E-02 0.058 4066500200109 5.89 0.07 3.219 6.5600E-03 0.031 4066500200110 ENDDATA 30 0 4066500200111 ENDSUBENT 110 0 4066500299999 NOSUBENT 40665003 20160601 41764066500300001 ENDENTRY 3 0 4066599999999