ENTRY 40132 20220202 42044013200000001 SUBENT 40132001 20220202 42044013200100001 BIB 16 65 4013200100002 TITLE Average number NU of prompt neutrons from U235 and 4013200100003 Th232 fission by neutrons having energy up to 3.3 MeV 4013200100004 AUTHOR (L.I.Prokhorova,G.N.Smirenkin) 4013200100005 REFERENCE (J,SNP,7,579,1968) Engl. transl.of YF,7,961,1968 4013200100006 (J,YF,7,961,1968) Issue 5. Same as in FEI-107,1967 4013200100007 (R,FEI-107,1967) Data given 4013200100008 (R,YFI-5,6,1967) Tables of NU for U-235 and Th-232. 4013200100009 (R,INDC(CCP)-001,6,1967) =INDC-232,6/1968. 4013200100010 Engl.translation of ,YFI-5,6,1967 4013200100011 (C,66PARIS,2,67,1966) Prelim. 4013200100012 (C,64PARIS,2,1132,1964) Prelim. 4013200100013 (R,YFI-1,5,1965) Prelim.data Tables. 4013200100014 (R,INDSWG-120,5,1965) =INDC(CCP)*013=INDC(IAE)*027U 4013200100015 Engl.translation of YFI-1,5,1965 4013200100016 (R,YFI-4,11,1967) 4013200100017 =INDC(CCP)*017=INDC-0187 ( all in Russian ). 4013200100018 Prelim.data on figures. 4013200100019 (R,ICD-1,259,1964) First author G.N.Smirenkin. 4013200100020 Prelim.data table for U-235, 0.1-2.8 MeV, two methods. 4013200100021 (R,INDSWG-64,22,1964) =INDC(CCP)*0007=INDC(IAE)*012R 4013200100022 Restricted translation of ICD-1,259,1964 - 4013200100023 short abstract in English. 4013200100024 INSTITUTE (4RUSFEI) 4013200100025 FACILITY (VDG,4RUSFEI) 4013200100026 INC-SOURCE (P-T) 4013200100027 METHOD (COINC) Coincidence between fission neutrons, 4013200100028 fission fragments 4013200100029 DETECTOR (BF3) 36 B-10F(3) SNMO-5 counters for fission neutrons.4013200100030 Arranged to form three circles of 170, 235, 285 cm 4013200100031 diameter. At ~300 Torr, B-10 - 80%. 4013200100032 (IOCH) Multi-layer ionization chamber for fissions. 4013200100033 Filled with Ar + 5% CO(2) at 1.2 atm pressure. 4013200100034 SAMPLE Uranium oxide U(3)O(8) and thorium oxide ThO(2) of 4013200100035 ~1.5 mg/cm2 thickness on aluminum foils(0.05 mm). 4013200100036 Total weight about 1 gram. U-235 enriched to 90%. 4013200100037 FF registration efficiency for U-235 about 60%, 4013200100038 for Th-232 about 80%. 4013200100039 MONITOR (92-U-235(N,F),PR,NU) 4013200100040 At energy 0.37 MeV. 4013200100041 Standard value (NU at 0.37 MeV) was taken equal to 4013200100042 (1.025+0.007)*NU(THRM), where NU(THRM)=2.414 part/fis.4013200100043 MONIT-REF (40158001,Yu.A.Blyumkina+,J,NP,52,648,1964) 4013200100044 STATUS (APRVD) Approved by authors 4013200100045 CORRECTION For angular correlation of incident and fission 4013200100046 neutrons, dependence of the fission neutrons spectrum 4013200100047 on Nu-bar, contribution of U-235 fissions by slow 4013200100048 epicadmium neutrons. 4013200100049 ERR-ANALYS (DATA-ERR) Error of standard value Nu(Thrm) was not 4013200100050 taken into account. 4013200100051 ADD-RES . Table II of Sov.Nucl.Phys.,v.7,p.579,1968 - 4013200100052 NU for Cm244 versus fragment discrimination in the 4013200100053 fission chamber: 4013200100054 Fraction of registered SF NU,relative units 4013200100055 0.80 1.00+-0.02 4013200100056 0.66 1.00+-0.02 4013200100057 0.40 1.00+-0.02 4013200100058 0.10 0.98+-0.02 4013200100059 0.07 0.93+-0.03 4013200100060 Data were obtained in an additional measurement. 4013200100061 HISTORY (19730208C) Compiled at the centre 4013200100062 (19740220U) Some corrections made 4013200100063 (20060808A) Correction of DATA headings, pointers were 4013200100064 added. Dates were corrected for 4-digit year. M.M. 4013200100065 (20220202A) INDC(CCP) reps. were added. 4013200100066 Update for current rules and dictionaries. 4013200100067 ENDBIB 65 0 4013200100068 NOCOMMON 0 0 4013200100069 ENDSUBENT 68 0 4013200199999 SUBENT 40132002 20220202 42044013200200001 BIB 5 35 4013200200002 REACTION 1((92-U-235(N,F),PR,NU)//(92-U-235(N,F),PR,NU)) 4013200200003 2(92-U-235(N,F),PR,NU) 4013200200004 STATUS (TABLE) Table 1 of Sov.Nucl.Phys.,v.7,p.579,1968 4013200200005 Table of INDC(CCP)-001,6,1967 - only NU. 4013200200006 REL-REF (N,12419001,J.W.Meadows+,J,PR,126,197,1962) 4013200200007 Data used for comparison 4013200200008 (N,,J.W.Meadows+,R,ANL-7028,1965) 4013200200009 Data used for comparison 4013200200010 (N,,J.W.Meadows+,R,ANL-7010,1964) 4013200200011 Data used for comparison 4013200200012 (N,20025004,H.Conde+,C,65SALZBURG,1,57,1965) 4013200200013 =STI/PUB/101. 4013200200014 Data used for comparison. 4013200200015 (N,20025003,H.Conde,J,AF,29,293,1965) Issue 21. 4013200200016 Data used for comparison 4013200200017 (N,21454001,D.W.Colvin+,C,65SALZBURG,2,25,1965) 4013200200018 =STI/PUB/101. 4013200200019 Data used for comparison 4013200200020 (N,21252001,D.S.Mather+,J,PR,133,B1403,1964) 4013200200021 Data used for comparison 4013200200022 (N,12326004,J.C.Hopkins+,J,NP,48,433,1963) 4013200200023 Data used for comparison 4013200200024 (N,40158006,V.F.Kuznetsov+,C,66PARIS,2,75,1966) 4013200200025 =STI/PUB/140. 4013200200026 Data used for comparison 4013200200027 COMMENT Of compiler M.M. 4013200200028 Reference for data used for comparison is given as: 4013200200029 I.W.Meadows,I.F.Whalen, 4013200200030 Phys.Rev.hett 8(No 3),A12,1962 in FEI-107, 4013200200031 Phys.Rev.Lett.,8,A12,1962 in Yad.Fiz.,7,961,1968 and 4013200200032 it's Engl.translation. 4013200200033 Such article was not found; probably there is some 4013200200034 misprint in the journal name or some other misprint. 4013200200035 HISTORY (19730208T) Earlier DASTAR-00522 4013200200036 (20220202A) FCT code was deleted. 4013200200037 ENDBIB 35 0 4013200200038 COMMON 1 3 4013200200039 EN-DN 1 4013200200040 MEV 4013200200041 0.37 4013200200042 ENDCOMMON 3 0 4013200200043 DATA 6 14 4013200200044 EN-NM EN-ERR DATA 1DATA-ERR 1DATA 2DATA-ERR 24013200200045 MEV MEV NO-DIM NO-DIM PRT/FIS PRT/FIS 4013200200046 0.37 0.10 1.000 0.007 2.474 0.017 4013200200047 0.59 0.10 0.999 0.014 2.471 0.035 4013200200048 0.81 0.09 0.999 0.014 2.461 0.035 4013200200049 1.02 0.08 1.026 0.011 2.538 0.027 4013200200050 1.23 0.08 1.033 0.015 2.556 0.037 4013200200051 1.44 0.07 1.036 0.015 2.564 0.037 4013200200052 1.64 0.07 1.046 0.015 2.589 0.036 4013200200053 1.85 0.07 1.058 0.014 2.619 0.034 4013200200054 2.05 0.06 1.053 0.013 2.607 0.031 4013200200055 2.25 0.06 1.082 0.015 2.678 0.037 4013200200056 2.46 0.06 1.115 0.017 2.760 0.042 4013200200057 2.76 0.06 1.138 0.016 2.816 0.038 4013200200058 3.06 0.05 1.142 0.018 2.825 0.050 4013200200059 3.25 0.05 1.153 0.019 2.852 0.046 4013200200060 ENDDATA 16 0 4013200200061 ENDSUBENT 60 0 4013200299999 SUBENT 40132003 20220202 42044013200300001 BIB 4 11 4013200300002 REACTION 1((90-TH-232(N,F),PR,NU)//(92-U-235(N,F),PR,NU)) 4013200300003 2(90-TH-232(N,F),PR,NU) 4013200300004 STATUS (TABLE) Table 1 of Sov.Nucl.Phys.,v.7,p.579,1968 4013200300005 Table of INDC(CCP)-001,6,1967 - only NU. 4013200300006 REL-REF (N,20112001,H.Conde,J,AF,29,33,1965) Issue 4. 4013200300007 Data used for comparison 4013200300008 (N,,D.S.Mather+,J,NP,66,149,1965) 4013200300009 Data used for comparison 4013200300010 (N,41213001,B.D.Kuz'minov,B,NEJTRONFIZ,,241,1961) 4013200300011 Data used for comparison 4013200300012 HISTORY (19730208T) Earlier DASTAR-00523 4013200300013 ENDBIB 11 0 4013200300014 COMMON 1 3 4013200300015 EN-DN 4013200300016 MEV 4013200300017 0.37 4013200300018 ENDCOMMON 3 0 4013200300019 DATA 6 7 4013200300020 EN-NM EN-ERR DATA 1DATA-ERR 1DATA 2DATA-ERR 24013200300021 MEV MEV NO-DIM NO-DIM PRT/FIS PRT/FIS 4013200300022 1.48 0.03 0.881 0.038 2.179 0.096 4013200300023 1.56 0.05 0.847 0.029 2.096 0.073 4013200300024 1.64 0.07 0.862 0.030 2.132 0.072 4013200300025 2.05 0.06 0.866 0.029 2.142 0.069 4013200300026 2.46 0.06 0.897 0.023 2.221 0.052 4013200300027 2.86 0.05 0.894 0.023 2.213 0.054 4013200300028 3.27 0.04 0.976 0.033 2.416 0.074 4013200300029 ENDDATA 9 0 4013200300030 ENDSUBENT 29 0 4013200399999 ENDENTRY 3 0 4013299999999