ENTRY 22571 20210305 22992257100000001 SUBENT 22571001 20210305 22992257100100001 BIB 7 19 2257100100002 INSTITUTE (2GERMNZ) 2257100100003 REFERENCE (J,RCA,17,61,1972) Final results. 2257100100004 (C,67VIENNA,,147,1967) First author G.Herrmann. 2257100100005 Preliminary results 2257100100006 (C,65SALZBURG,2,197,1965) =STI/PUB-101,(2),197,1965. 2257100100007 First author G.Herrmann. 2257100100008 Preliminary results and exp.details. 2257100100009 AUTHOR (G.Benedict,G.Luthardt,G.Herrmann) 2257100100010 FACILITY (CCW,2GERMNZ) 2257100100011 TITLE Delayed-neutron yields from fission of 238U and 232Th 2257100100012 by 14.8-MeV neutrons 2257100100013 STATUS (SCSRS) 2257100100014 HISTORY (19780331C) NNDC 2257100100015 (19991217T) Converted by S.M. 2257100100016 (20010202U) Last checking has been done. 2257100100017 (20210305A) M.M. Two refs. J,RCA,17,61,1972 and 2257100100018 65SALZBURG,2,197,1965 were added. 2257100100019 BIB information was updated. 2257100100020 Subents 004-005 were added. 2257100100021 ENDBIB 19 0 2257100100022 NOCOMMON 0 0 2257100100023 ENDSUBENT 22 0 2257100199999 SUBENT 22571002 20210305 22992257100200001 BIB 6 12 2257100200002 REACTION (90-TH-232(N,F),DL,NU) 2257100200003 SAMPLE 232Th metal 2257100200004 MONITOR (92-U-235(N,F),DL,NU) 2257100200005 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 2257100200006 article. 2257100200007 STATUS (TABLE) Table 1 of Radiochimica Acta,v.17,p.61,1972 2257100200008 Table VI of Conf.Proc. 67VIENNA,p.147,1967- prelim.res.2257100200009 (DEP,22571004) Group yields used for summation. 2257100200010 HISTORY (19991217T) Converted from Subent 62440002 2257100200011 (20010202U) Last checking has been done. 2257100200012 (20210305A) M.M. Prelim.results were replaced by final:2257100200013 14.MeV 1.9+-0.5 -> 14.8 MeV 1.9+-0.6 2257100200014 ENDBIB 12 0 2257100200015 NOCOMMON 0 0 2257100200016 DATA 3 1 2257100200017 EN DATA DATA-ERR 2257100200018 MEV PC/FIS PC/FIS 2257100200019 14.8 1.9 0.6 2257100200020 ENDDATA 3 0 2257100200021 ENDSUBENT 20 0 2257100299999 SUBENT 22571003 20210305 22992257100300001 BIB 6 13 2257100300002 REACTION (92-U-238(N,F),DL,NU) 2257100300003 SAMPLE Several grams of 238U ( 99.7%) 2257100300004 MONITOR (92-U-235(N,F),DL,NU) 2257100300005 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 2257100300006 article. 2257100300007 STATUS (TABLE) Table 1 of Radiochimica Acta,v.17,p.61,1972 2257100300008 Table VI of Conf.Proc. 67VIENNA,p.147,1967-prelim.res. 2257100300009 (DEP,22571005) Group yields used for summation. 2257100300010 HISTORY (19991217T) Converted from Subent 62440003 2257100300011 (20010202U) Last checking has been done. 2257100300012 (20210305A) EN-NRM was added. 2257100300013 (20210305A) M.M. Prelim.results were replaced by final:2257100300014 14.MeV 2.2+-0.6 -> 14.8 MeV 2.3+-0.8 2257100300015 ENDBIB 13 0 2257100300016 COMMON 1 3 2257100300017 EN-NRM 2257100300018 EV 2257100300019 0.0253 2257100300020 ENDCOMMON 3 0 2257100300021 DATA 3 1 2257100300022 EN DATA DATA-ERR 2257100300023 MEV PC/FIS PC/FIS 2257100300024 14.8 2.3 0.8 2257100300025 ENDDATA 3 0 2257100300026 ENDSUBENT 25 0 2257100399999 SUBENT 22571004 20210305 22992257100400001 BIB 8 15 2257100400002 REACTION (90-TH-232(N,F),DL/GRP,NU) 2257100400003 SAMPLE 232Th metal 2257100400004 MONITOR ((MONIT1)92-U-235(N,F),DL/GRP,NU) For thermal neutrons2257100400005 ((MONIT2)92-U-235(N,F)42-MO-99,CUM,FY) 2257100400006 For thermal neutrons 2257100400007 MONIT-REF ((MONIT1),G.R.Keepin+,J,JNE,6,1,1957) 2257100400008 ASSUMED (ASSUM,90-TH-232(N,F)42-MO-99,CUM,FY) 2257100400009 ANALYSIS Absolute yield of k-th delayed neutron group Yk was 2257100400010 determined : 2257100400011 Yk=Y2*((Ik*Imoth*Ymo)/(I2*Imo*Ymoth)), where 2257100400012 Ymo - Mo-99 yield, 2257100400013 Imo - Mo-99 counting rate, 2257100400014 th - thermal neutron induced fission of U-235. 2257100400015 STATUS (TABLE) Table 2 of Radiochimica Acta,v.17,p.61,1972 2257100400016 HISTORY (20210305C) M.M. Subent was added. 2257100400017 ENDBIB 15 0 2257100400018 COMMON 9 6 2257100400019 EN EN-NRM HL-NRM MONIT1 MONIT1-ERR MONIT2 2257100400020 MONIT2-ERR ASSUM ASSUM-ERR 2257100400021 MEV EV SEC PC/FIS PC/FIS PC/FIS 2257100400022 PC/FIS PC/FIS PC/FIS 2257100400023 14.8 0.0253 23. 0.346 0.018 6.12 2257100400024 0.12 1.93 0.05 2257100400025 ENDCOMMON 6 0 2257100400026 DATA 2 6 2257100400027 HL DATA 2257100400028 SEC PC/FIS 2257100400029 56. 0.13 2257100400030 18.8 0.35 2257100400031 5.1 0.40 2257100400032 2.14 0.55 2257100400033 0.60 0.28 2257100400034 0.15 0.20 2257100400035 ENDDATA 8 0 2257100400036 ENDSUBENT 35 0 2257100499999 SUBENT 22571005 20210305 22992257100500001 BIB 8 15 2257100500002 REACTION (92-U-238(N,F),DL/GRP,NU) 2257100500003 SAMPLE Several grams of 238U ( 99.7%) 2257100500004 MONITOR ((MONIT1)92-U-235(N,F),DL/GRP,NU) For thermal neutrons2257100500005 ((MONIT2)92-U-235(N,F)42-MO-99,CUM,FY) 2257100500006 For thermal neutrons 2257100500007 MONIT-REF ((MONIT1),G.R.Keepin+,J,JNE,6,1,1957) 2257100500008 ASSUMED (ASSUM,92-U-238(N,F)42-MO-99,CUM,FY) 2257100500009 ANALYSIS Absolute yield of k-th delayed neutron group Yk was 2257100500010 determined : 2257100500011 Yk=Y2*((Ik*Imoth*Ymo)/(I2*Imo*Ymoth)), where 2257100500012 Ymo - Mo-99 yield, 2257100500013 Imo - Mo-99 counting rate, 2257100500014 th - thermal neutron induced fission of U-235. 2257100500015 STATUS (TABLE) Table 2 of Radiochimica Acta,v.17,p.61,1972 2257100500016 HISTORY (20210305C) M.M. Subent was added. 2257100500017 ENDBIB 15 0 2257100500018 COMMON 9 6 2257100500019 EN EN-NRM HL-NRM MONIT1 MONIT1-ERR MONIT2 2257100500020 MONIT2-ERR ASSUM ASSUM-ERR 2257100500021 MEV EV SEC PC/FIS PC/FIS PC/FIS 2257100500022 PC/FIS PC/FIS PC/FIS 2257100500023 14.8 0.0253 23. 0.346 0.018 6.12 2257100500024 0.12 6.00 0.30 2257100500025 ENDCOMMON 6 0 2257100500026 DATA 2 6 2257100500027 HL DATA 2257100500028 SEC PC/FIS 2257100500029 58. 0.068 2257100500030 20.4 0.36 2257100500031 5.0 0.50 2257100500032 2.00 0.77 2257100500033 0.50 0.40 2257100500034 0.16 0.18 2257100500035 ENDDATA 8 0 2257100500036 ENDSUBENT 35 0 2257100599999 ENDENTRY 5 0 2257199999999