ENTRY 40108 20220201 42044010800000001 SUBENT 40108001 20220201 42044010800100001 BIB 15 44 4010800100002 TITLE Measurement of the capture to fission cross-section 4010800100003 ratio for 235U 4010800100004 AUTHOR (P.E.Vorotnikov, V.A.Vukolov, E.A.Koltypin, 4010800100005 Yu.D.Molchanov, G.B.Yankov) G.B.Yankov=G.B.Yan'kov 4010800100006 REFERENCE (R,YFI-12,17,1971) Data table is given 4010800100007 (R,INDC(CCP)-30,14,1972) 4010800100008 Engl.translation of YFI-12,17,1971 4010800100009 INSTITUTE (4RUSKUR) 4010800100010 FACILITY (VDG,4RUSKUR) Van-de-Graaff pulsed accelerator 4010800100011 INC-SOURCE (P-LI7) 4010800100012 SAMPLE U-235 metallic sample with 90.0 percent 4010800100013 enrichment (0.0089 atom/b) 4010800100014 DETECTOR (SCIN) Organic scintillator. Gammas and fast 4010800100015 neutrons were registered by 3 stilbene detectors. 4010800100016 Fission fragments were registered by 4010800100017 gas scintillation chamber 4010800100018 MONITOR ((MONIT)92-U-235(N,ABS),,ALF) 4010800100019 (0.375+-0.032) for (29.0-34.0)keV neutron energy range4010800100020 neutrons 4010800100021 MONIT-REF ((MONIT),A.Lottin+,C,66PARIS,2,233,1966) 4010800100022 PART-DET (FF,G,N) 4010800100023 CORRECTION Corrections on gamma and neutron background. 4010800100024 Corrections on gamma absorption ( < 3.0 % ) and 4010800100025 on U-238 content in sample ( < 1.0 % ). 4010800100026 ERR-ANALYS (DATA-ERR) Data included statistical and systematic 4010800100027 errors,with the exception of data at 30.0 keV energy. 4010800100028 At 130.0 keV the energy uncertainty was 10.0 keV. 4010800100029 REL-REF (A,12331005,J.C.Hopkins+,J,NSE,12,169,1962) 4010800100030 (A,12407002,L.W.Weston+,J,NSE,20,80,1964) 4010800100031 (A,12409002,G.De Saussure+,C,66PARIS,2,233(48),1966) 4010800100032 +A.Lottin. 4010800100033 (A,40024002,M.A.Kurov+,C,70HELSINKI,1,345,1970) 4010800100034 4 refs. data agree in energy range 10-50 and 130 keV. 4010800100035 (D,40024002,M.A.Kurov+,C,70HELSINKI,1,345,1970) 4010800100036 (D,12424003,J.B.Czirr+,C,70HELSINKI,1,331,1970) 4010800100037 2 refs. data lower in energy range below 10 keV. 4010800100038 HISTORY (19720713C) 4010800100039 (20060810A) Correction according to Memo CP-E/089. 4010800100040 REACTION was moved from Sub.001 into Sub.002,.003.M.M.4010800100041 (20071017A) BIB information was added. 4010800100042 EN-NRM-MIN, EN-NRM-MAX were added in COMMON. 4010800100043 Correction for upper-lower case. M.M. 4010800100044 (20220201A) Ref.INDC(CCP)-30,19,1972; STATUS, REL-REFs,4010800100045 monit-ref were added. 4010800100046 ENDBIB 44 0 4010800100047 COMMON 4 3 4010800100048 EN-NRM-MIN EN-NRM-MAX MONIT MONIT-ERR 4010800100049 KEV KEV NO-DIM NO-DIM 4010800100050 29. 34. 0.375 0.032 4010800100051 ENDCOMMON 3 0 4010800100052 ENDSUBENT 51 0 4010800199999 SUBENT 40108002 20220201 42044010800200001 BIB 4 12 4010800200002 REACTION (92-U-235(N,ABS),,ALF,,AV) 4010800200003 METHOD (TOF) Time-of-flight with 8.0 nsec resolution, 37-m 4010800200004 flight path. 4010800200005 (COINC) Fission fragments and fission gammas 4010800200006 coincidence and fission fragments and fission neutrons 4010800200007 coincidence were used. 4010800200008 Gammas were detected by means of one-man gammas 4010800200009 registration (summing of pulses from individual 4010800200010 counters) 4010800200011 FLAG (1.) At these data En is given in Table as 130+-10 keV 4010800200012 STATUS (TABLE) Table 1 of INDC(CCP)-30,14,1972 4010800200013 (COREL,40108003) Data from coincidence method 4010800200014 ENDBIB 12 0 4010800200015 NOCOMMON 0 0 4010800200016 DATA 5 15 4010800200017 EN-MIN EN-MAX DATA DATA-ERR FLAG 4010800200018 KEV KEV NO-DIM NO-DIM NO-DIM 4010800200019 8.0 9.0 0.38 0.05 4010800200020 9.0 10.0 0.35 0.05 4010800200021 10.0 11.0 0.35 0.04 4010800200022 11.0 12.0 0.45 0.04 4010800200023 12.0 13.3 0.38 0.03 4010800200024 13.3 14.8 0.36 0.02 4010800200025 14.8 16.7 0.37 0.02 4010800200026 16.7 18.8 0.38 0.02 4010800200027 18.8 21.5 0.38 0.01 4010800200028 21.5 24.7 0.38 0.01 4010800200029 24.7 28.7 0.37 0.01 4010800200030 28.7 33.8 0.375 0.01 4010800200031 33.8 40.3 0.38 0.01 4010800200032 40.3 49.0 0.38 0.02 4010800200033 120. 140. 0.31 0.02 1. 4010800200034 ENDDATA 17 0 4010800200035 ENDSUBENT 34 0 4010800299999 SUBENT 40108003 20220201 42044010800300001 BIB 4 10 4010800300002 REACTION (92-U-235(N,ABS),,ALF,,AV) 4010800300003 METHOD (TOF) Time-of-flight with 8.0 nsec resolution, 37-m 4010800300004 flight path. 4010800300005 (COINC) Fission fragments and fission gammas 4010800300006 coincidence and fission fragments and fission neutrons 4010800300007 coincidence were used. 4010800300008 Gammas were detected by means of two pulses coincidence4010800300009 FLAG (1.) At these data En is given in Table as 130+-10 keV 4010800300010 STATUS (TABLE) Table 1 of INDC(CCP)-30,14,1972 4010800300011 (COREL,40108002) Data from summation method 4010800300012 ENDBIB 10 0 4010800300013 NOCOMMON 0 0 4010800300014 DATA 5 18 4010800300015 EN-MIN EN-MAX DATA DATA-ERR FLAG 4010800300016 KEV KEV NO-DIM NO-DIM NO-DIM 4010800300017 5.0 6.0 0.38 0.11 4010800300018 6.0 7.0 0.44 0.10 4010800300019 7.0 8.0 0.46 0.09 4010800300020 8.0 9.0 0.42 0.07 4010800300021 9.0 10.0 0.40 0.07 4010800300022 10.0 11.0 0.38 0.06 4010800300023 11.0 12.0 0.44 0.05 4010800300024 12.0 13.3 0.38 0.05 4010800300025 13.3 14.8 0.35 0.04 4010800300026 14.8 16.7 0.40 0.03 4010800300027 16.7 18.8 0.39 0.03 4010800300028 18.8 21.5 0.36 0.03 4010800300029 21.5 24.7 0.37 0.03 4010800300030 24.7 28.7 0.34 0.02 4010800300031 28.7 33.8 0.375 0.02 4010800300032 33.8 40.3 0.37 0.02 4010800300033 40.3 49.0 0.38 0.02 4010800300034 120. 140. 0.28 0.06 1. 4010800300035 ENDDATA 20 0 4010800300036 ENDSUBENT 35 0 4010800399999 ENDENTRY 3 0 4010899999999