ENTRY 40660 20240828 42184066000000001 SUBENT 40660001 20240828 42184066000100001 BIB 11 37 4066000100002 TITLE Average number (v(bar)(p)) of prompt neutrons in the 4066000100003 fission of 236U nuclei by neutrons in the energy range4066000100004 0.8 - 6 MeV 4066000100005 AUTHOR (V.V.Malinovski,V.G.Vorob'eva,B.D.Kuz'minov, 4066000100006 V.M.Piksaikin,N.N.Semenova) 4066000100007 REFERENCE (J,SJA,53,536,1982) Engl.translstion of AE,53,83,1982 4066000100008 (J,AE,53,(2),83,1982) Data Table is given 4066000100009 (R,INDC(CCP)-178,1982) same data 4066000100010 (J,YK,,(1/50),4,1983) same data, several isotopes 4066000100011 (R,INDC(CCP)-229,46,1984) Transl. of YK,,(1/50),4,1983 4066000100012 INSTITUTE (4RUSFEI) 4066000100013 INC-SOURCE (P-T) Energy resolution 30 keV 4066000100014 (D-D) Energy resolution 80 keV 4066000100015 (P-LI7) Energy resolution 30 keV 4066000100016 SAMPLE U-236 enrichment is more than 99% 4066000100017 DETECTOR (PROPC) 16 He-3 filled counters in polyethylene block- 4066000100018 to detect fission neutrons. 4066000100019 (IOCH) 6 U chambers and one Cf chamber with detection 4066000100020 efficiency of FF of U-236 and Cf-252 - 80 and 96 %, 4066000100021 respectively. . 4066000100022 MONITOR (98-CF-252(0,F),PR,NU) 4066000100023 REL-REF (M,,V.G.Vorobeva+,J,YK,,(3/38),44,1980) 4066000100024 Details of corrections method. 4066000100025 STATUS (APRVD) 1983-12 B.D.Kuz'minov . 4066000100026 HISTORY (19831226C) 4066000100027 (20090923A) M.M. STATUS was added. 4066000100028 Dates were corrected for 4-digits year. 4066000100029 NO-DIM -> PRT/FIS . MISC1, MISC2,MISC3 were added. 4066000100030 (20160601U) SD: Refs SJA,53,536; INDC(CCP)-178; 4066000100031 YK,1983,(1/50),4; INDC(CCP)-229,46 were added. Title 4066000100032 and list of authors update following SJA,53,536,1982. 4066000100033 (20170710U) M.M. Previous correction of SD was 4066000100034 checked at CJD. 4066000100035 J,YK,1983,(1/50),4,1983 -> J,YK,,(1/50),4,1983 4066000100036 J,YK,1980,(3/38),44,1980 -> 4066000100037 J,YK,,(3/38),44,1980 - REL-REF 4066000100038 (20240828A) Subent 002 was corrected. 4066000100039 ENDBIB 37 0 4066000100040 COMMON 1 3 4066000100041 MONIT 4066000100042 PRT/FIS 4066000100043 3.733 4066000100044 ENDCOMMON 3 0 4066000100045 ENDSUBENT 44 0 4066000199999 SUBENT 40660002 20240828 42184066000200001 BIB 8 48 4066000200002 REACTION (92-U-236(N,F),PR,NU) 4066000200003 CORRECTION For differences of energy fission neutron spectra of 4066000200004 U-236 and Cf-252 - MISC1, 4066000200005 For registration efficiency dependence from sample 4066000200006 positioning - 0.048 +- 0.002. 4066000200007 For differences of diameters of U-236 and Cf-252 4066000200008 layers - -0.003+-0.002 . 4066000200009 For false counting of coincidence of two pulses from 4066000200010 fission neutrons at dead time - MISC2. 4066000200011 For false counting of coincidence of two pulses from 4066000200012 fission neutron and background at dead time - MISC3. 4066000200013 For dependence of registered fission neutrons number 4066000200014 from fission fragment registration efficiency - 4066000200015 0.015 +- 0.003 . 4066000200016 For dependence from fission fragments kinetic energy -4066000200017 0.003 +- 0.001 . 4066000200018 For differences of fission fragments angular 4066000200019 distributions of U-236 and Cf-252 - 0.000 +- 0.001. 4066000200020 For background neutrons from D(d,n) reaction for 4066000200021 energy 5.05 MeV - 0.002+-0.003, 4066000200022 5.60 MeV - 0.008+-0.003, 4066000200023 5.90 MeV - 0.011+-0.003 . 4066000200024 MISC-COL (MISC1) Correction for differences of energy fission 4066000200025 neutron spectra of U-236 and Cf-252 . 4066000200026 (MISC2) Correction for false counting of coincidence of4066000200027 two pulses from fission neutrons at dead time. 4066000200028 (MISC3) Correction for false counting of coincidence of4066000200029 two pulses from fission neutron and background at dead4066000200030 time. 4066000200031 COVARIANCE Diagonal element of covarince matrix, defined 4066000200032 without taking into account of statistical error: 4066000200033 for EN=5.05, 5.60 is 0.29E-4, 4066000200034 for EN=5.90 is 0.28E-4, 4066000200035 for others energies - 0.20E-4 . 4066000200036 From Table 1 of YK,1(50),5,1983. 4066000200037 ADD-RES (THEO) Energy dependence of Nu-prompt could be 4066000200038 approximated as: 4066000200039 (2.346+-0.012)+(0.1072+-0.0071)*En at En=< 2.35 MeV, 4066000200040 (2.236+-0.024)+(0.1539+-0.0068)*En at 4066000200041 (COMP) 2.35MeV= fixed point. 4066000200050 ENDBIB 48 0 4066000200051 COMMON 2 3 4066000200052 MISC2-ERR MISC3-ERR 4066000200053 NO-DIM NO-DIM 4066000200054 0.001 0.002 4066000200055 ENDCOMMON 3 0 4066000200056 DATA 8 37 4066000200057 EN DATA ERR-S ERR-T MISC1 MISC1-ERR 4066000200058 MISC2 MISC3 4066000200059 MEV PRT/FIS PRT/FIS PRT/FIS NO-DIM NO-DIM 4066000200060 NO-DIM NO-DIM 4066000200061 0.80 2.451 0.029 0.034 -0.019 0.005 4066000200062 0.002 -0.019 4066000200063 0.85 2.446 0.027 0.033 -0.019 0.005 4066000200064 0.003 -0.019 4066000200065 0.90 2.434 0.022 0.034 -0.019 0.005 4066000200066 0.003 -0.019 4066000200067 0.95 2.430 0.023 0.035 -0.019 0.005 4066000200068 0.004 -0.019 4066000200069 1.00 2.465 0.033 0.038 -0.019 0.005 4066000200070 0.004 -0.019 4066000200071 1.10 2.472 0.022 0.029 -0.019 0.005 4066000200072 0.002 -0.019 4066000200073 1.20 2.501 0.017 0.025 -0.018 0.005 4066000200074 0.005 -0.017 4066000200075 1.30 2.469 0.030 0.035 -0.018 0.005 4066000200076 0.002 -0.017 4066000200077 1.35 2.476 0.031 0.036 -0.018 0.005 4066000200078 0.001 -0.017 4066000200079 1.40 2.480 0.015 0.024 -0.018 0.005 4066000200080 0.002 -0.017 4066000200081 1.50 2.514 0.020 0.030 -0.018 0.005 4066000200082 0.002 -0.017 4066000200083 1.60 2.515 0.017 0.025 -0.018 0.005 4066000200084 0.002 -0.017 4066000200085 1.70 2.518 0.023 0.030 -0.018 0.005 4066000200086 0.003 -0.017 4066000200087 1.80 2.556 0.026 0.032 -0.018 0.005 4066000200088 0.001 -0.017 4066000200089 1.90 2.549 0.012 0.021 -0.017 0.004 4066000200090 0.003 -0.017 4066000200091 2.00 2.545 0.035 0.039 -0.017 0.004 4066000200092 0.003 -0.017 4066000200093 2.10 2.575 0.033 0.037 -0.016 0.004 4066000200094 0.001 -0.017 4066000200095 2.20 2.558 0.024 0.030 -0.016 0.004 4066000200096 0.002 -0.017 4066000200097 2.25 2.611 0.016 0.024 -0.015 0.004 4066000200098 0.004 -0.017 4066000200099 2.30 2.604 0.015 0.023 -0.015 0.004 4066000200100 0.002 -0.017 4066000200101 2.40 2.588 0.015 0.023 -0.015 0.004 4066000200102 0.005 -0.017 4066000200103 2.50 2.626 0.029 0.034 -0.015 0.004 4066000200104 0.005 -0.017 4066000200105 2.60 2.684 0.028 0.034 -0.014 0.004 4066000200106 0.001 -0.016 4066000200107 2.70 2.667 0.023 0.029 -0.014 0.004 4066000200108 0.009 -0.016 4066000200109 2.80 2.669 0.032 0.037 -0.014 0.004 4066000200110 0.003 -0.016 4066000200111 2.90 2.678 0.024 0.030 -0.014 0.004 4066000200112 0.004 -0.016 4066000200113 3.00 2.690 0.013 0.023 -0.014 0.004 4066000200114 0.003 -0.016 4066000200115 3.10 2.704 0.023 0.030 -0.014 0.004 4066000200116 0.002 -0.016 4066000200117 3.20 2.727 0.016 0.025 -0.014 0.004 4066000200118 0.004 -0.016 4066000200119 3.30 2.732 0.021 0.029 -0.014 0.004 4066000200120 0.002 -0.016 4066000200121 3.40 2.780 0.022 0.029 -0.012 0.003 4066000200122 0.004 -0.015 4066000200123 3.50 2.772 0.015 0.023 -0.012 0.003 4066000200124 0.003 -0.015 4066000200125 3.60 2.775 0.022 0.029 -0.012 0.003 4066000200126 0.005 -0.015 4066000200127 3.70 2.819 0.019 0.026 -0.012 0.003 4066000200128 0.005 -0.015 4066000200129 5.05 3.007 0.016 0.030 -0.009 0.003 4066000200130 0.005 -0.013 4066000200131 5.60 3.167 0.026 0.034 -0.007 0.002 4066000200132 0.002 -0.010 4066000200133 5.90 3.154 0.042 0.046 -0.007 0.002 4066000200134 0.002 -0.010 4066000200135 ENDDATA 78 0 4066000200136 ENDSUBENT 135 0 4066000299999 ENDENTRY 2 0 4066099999999