ENTRY 20552 20170125 22572055200000001 SUBENT 20552001 20170125 22572055200100001 BIB 12 29 2055200100002 INSTITUTE (2FR FAR) 2055200100003 REFERENCE (C,70HELSINKI,1,295,197006) (In French) 2055200100004 (P,EANDC(E)-115,196903) progr.rep. 2055200100005 (P,EANDC(E)-127,197004) Progr.rep., data given. 2055200100006 AUTHOR (R.Vidal, M.Robin, C.Carneiro Da Silva) 2055200100007 TITLE Measurements of U-233 cross-sections for thermal 2055200100008 neutrons 2055200100009 FACILITY (REAC,2FR FAR) Thermal column of reactor ULYSSE and 2055200100010 reactor MINERVE 2055200100011 SAMPLE 1. natural uranium with 0.10 and 0.15% of U-233 2055200100012 2. depleted uranium (0.35% of U-235) together 2055200100013 with 0.25 and 0.35% of U-233. 2055200100014 METHOD .Irradiation of fission chamber containing U-238 in 2055200100015 combination with either U-233 or U-235 in thermal flux2055200100016 to get fission cross section. 2055200100017 .Eta by oscillation method in natural uranium heavy 2055200100018 water lattice of reactor MINERVE . 2055200100019 DETECTOR .Fission chamber containing U-238 and U-233, U-238 and 2055200100020 U-235. 2055200100021 .pile oscillator. 2055200100022 PART-DET (FF) Fission fragment 2055200100023 (N) neutrons 2055200100024 STATUS (TABLE) Data from the text of 2nd Int.Conf. on Nuclear 2055200100025 Data for Reactors, vol.I,p.295,Helsinki,15-19 June 19702055200100026 ERR-ANALYS (ERR-T) Total error 2055200100027 HISTORY (19740729C) 2055200100028 (20170122A) SD:Updated to new date formats,lower case. 2055200100029 Reaction ratio were added to Subents 002-004. 2055200100030 ERR-ANALYS update. Subent 005 was added. 2055200100031 ENDBIB 29 0 2055200100032 COMMON 1 3 2055200100033 EN 2055200100034 MEV 2055200100035 2.5300E-08 2055200100036 ENDCOMMON 3 0 2055200100037 ENDSUBENT 36 0 2055200199999 SUBENT 20552002 20170125 22572055200200001 BIB 7 15 2055200200002 REACTION 1(92-U-233(N,F),,SIG) 2055200200003 2((92-U-233(N,F),,SIG)/(92-U-235(N,F),,SIG)) 2055200200004 COMMENT From the fission cross section ratio at thermal energy2055200200005 using Westcott g-values (see INDS(NDS)-012,1969) 2055200200006 g(U233)=0.9950+-0.0021 and g(U235)=0.9766+-0.0016, the 2055200200007 fission cross-section ratio at 0.0253 eV were deduced. 2055200200008 MONITOR 1(92-U-235(N,F),,SIG) 2055200200009 MONIT-REF (,G.C.Hanna+,R,INDC(NDS)-012,1969) 2055200200010 ERR-ANALYS (ERR-S) Statistical uncertainty 2055200200011 (ERR-1) Uncertainty in the isotopic content 2055200200012 (ERR-2) Accuracy of corrections 2055200200013 (MONIT-ERR) Uncertainty in monitor reaction 2055200200014 STATUS (DEP,20552004) see COMMENT 2055200200015 HISTORY (20170125A) SD: BIB update. Monitor data added. 2055200200016 REACTION ratio was added. 2055200200017 ENDBIB 15 0 2055200200018 COMMON 3 3 2055200200019 ERR-1 ERR-2 ERR-S 2055200200020 PER-CENT PER-CENT PER-CENT 2055200200021 0.1 0.3 0.5 2055200200022 ENDCOMMON 3 0 2055200200023 DATA 6 1 2055200200024 DATA 1ERR-T 1DATA 2ERR-T 2MONIT 1MONIT-ERR 12055200200025 B B NO-DIM NO-DIM B B 2055200200026 530. 4. 0.914 0.005 580. 1.8 2055200200027 ENDDATA 3 0 2055200200028 ENDSUBENT 27 0 2055200299999 SUBENT 20552003 20170125 22572055200300001 BIB 5 10 2055200300002 REACTION 1(92-U-233(N,ABS),,ETA) 2055200300003 2((92-U-233(N,ABS),,ETA)/(92-U-235(N,ABS),,ETA)) 2055200300004 MONITOR 1(92-U-235(N,ABS),,ETA) 2055200300005 MONIT-REF (,G.C.Hanna+,R,INDC(NDS)-012,1969) 2055200300006 ERR-ANALYS (ERR-S) Statistical uncertainty 2055200300007 (ERR-1) Uncertainty in the isotopic content 2055200300008 (ERR-2) Accuracy of corrections 2055200300009 (MONIT-ERR) Uncertainty in monitor reaction 2055200300010 HISTORY (20170125A) SD: BIB update. Monitor data added. 2055200300011 REACTION ratio was added. 2055200300012 ENDBIB 10 0 2055200300013 COMMON 3 3 2055200300014 ERR-1 ERR-2 ERR-S 2055200300015 PER-CENT PER-CENT PER-CENT 2055200300016 0.1 0.3 0.5 2055200300017 ENDCOMMON 3 0 2055200300018 DATA 6 1 2055200300019 DATA 1ERR-T 1DATA 2ERR-T 2MONIT 1MONIT-ERR 12055200300020 PRT/REAC PRT/REAC NO-DIM NO-DIM PRT/REAC PRT/REAC 2055200300021 2.240 0.012 1.081 0.005 2.072 0.006 2055200300022 ENDDATA 3 0 2055200300023 ENDSUBENT 22 0 2055200399999 SUBENT 20552004 20170125 22572055200400001 BIB 4 9 2055200400002 REACTION 1(92-U-233(N,ABS),,SIG) 2055200400003 2((92-U-233(N,ABS),,SIG)/(92-U-235(N,ABS),,SIG)) 2055200400004 MONITOR 1(92-U-235(N,ABS),,SIG) 2055200400005 ERR-ANALYS (ERR-S) Statistical uncertainty 2055200400006 (ERR-1) Uncertainty in the isotopic content 2055200400007 (ERR-2) Accuracy of corrections 2055200400008 (MONIT-ERR) Uncertainty in monitor reaction 2055200400009 HISTORY (20170125A) SD: BIB update. Monitor data added. 2055200400010 REACTION ratio was added. 2055200400011 ENDBIB 9 0 2055200400012 COMMON 3 3 2055200400013 ERR-1 ERR-2 ERR-S 2055200400014 PER-CENT PER-CENT PER-CENT 2055200400015 0.1 0.3 0.5 2055200400016 ENDCOMMON 3 0 2055200400017 DATA 6 1 2055200400018 DATA 1ERR-T 1DATA 2ERR-T 2MONIT 1MONIT-ERR 12055200400019 B B NO-DIM NO-DIM B B 2055200400020 589. 7. 0.868 0.008 678.5 1.9 2055200400021 ENDDATA 3 0 2055200400022 ENDSUBENT 21 0 2055200499999 SUBENT 20552005 20170125 22572055200500001 BIB 3 5 2055200500002 REACTION ((92-U-233(N,F),,SIG,,MXW)/(92-U-235(N,F),,SIG,,MXW)) 2055200500003 result after two measurements 2055200500004 ERR-ANALYS (ERR-1) uncertainty in the ratio count rate 2055200500005 (ERR-2) uncertainty in spectra 2055200500006 HISTORY (20170125C) SD 2055200500007 ENDBIB 5 0 2055200500008 COMMON 2 3 2055200500009 ERR-1 ERR-2 2055200500010 PER-CENT PER-CENT 2055200500011 0.5 0.7 2055200500012 ENDCOMMON 3 0 2055200500013 DATA 2 1 2055200500014 DATA ERR-T 2055200500015 NO-DIM NO-DIM 2055200500016 0.931 0.005 2055200500017 ENDDATA 3 0 2055200500018 ENDSUBENT 17 0 2055200599999 ENDENTRY 5 0 2055299999999