ENTRY 31458 20100307 31443145800000001 SUBENT 31458001 20100307 31443145800100001 BIB 17 37 3145800100002 TITLE Measurements of U-235 fission neutron spectrum 3145800100003 averaged cross sections for threshold reactions. 3145800100004 AUTHOR (N.L.Maidana,M.S.Dias,L.P.Geraldo) 3145800100005 INSTITUTE (3BZLIPE) 3145800100006 REFERENCE (J,RCA,64,(1),7,1994) 3145800100007 FACILITY (REAC,3BZLIPE) IEA-R1 2 MV pool type research reactor. 3145800100008 INC-SOURCE (REAC) The irradiations have been performed near the 3145800100009 reactor core, very close to the fuel element. 3145800100010 INC-SPECT The neutron spectrum at the irradiation position has 3145800100011 been characterized by multiple foil activation techni- 3145800100012 que in combination with computer codes for data ana- 3145800100013 lysis, and has been found to be similar to an U-235 3145800100014 fission spectrum. 3145800100015 SAMPLE Metal foils or wires of natural isotopic composition 3145800100016 and with purity by weight higher than 99.9% 3145800100017 ( reactor experiments inc., USA) 3145800100018 DETECTOR (HPGE) All samples were counted in a well defined 3145800100019 geometry (172 mm from the detector). 3145800100020 MONITOR ((MONIT1)13-AL-27(N,A)11-NA-24,,SIG,,FIS) 3145800100021 ((MONIT2)28-NI-58(N,P)27-CO-58,,SIG,,FIS) 3145800100022 ((MONIT3)26-FE-54(N,P)25-MN-54,,SIG,,FIS) 3145800100023 DECAY-MON ((MONIT1)11-NA-24,0.6258D,DG,1368.53,1.) 3145800100024 ((MONIT2)27-CO-58-G,70.916D,DG,810.77,0.9945) 3145800100025 ((MONIT3)25-MN-54,312.5D,DG,834.82,0.99976) 3145800100026 MONIT-REF ((MONIT1)22020004,W.Mannhart,C,84GEESTH,2,813,198409) 3145800100027 ((MONIT2)20619008,W.Mannhart,C,84GEESTH,2,813,198409) 3145800100028 ((MONIT3)22020010,W.Mannhart,C,84GEESTH,2,813,198409) 3145800100029 METHOD (ACTIV) 3145800100030 CORRECTION in activity calculations corrections have been made 3145800100031 for pile-up effects, self-absorption, counting dead 3145800100032 time and geometry. 3145800100033 ERR-ANALYS (DATA-ERR) No information about sources of errors 3145800100034 STATUS (TABLE) Data were taken from Table 2 of Radiochimica 3145800100035 Acta, vol. 64, no. 1, pp. 7-9 (1994). 3145800100036 HISTORY (19960801C) HW 3145800100037 (20100219A) SD:Updated to new date formats,lower case. 3145800100038 DECAY-MON was added + cosmetic changes. 3145800100039 ENDBIB 37 0 3145800100040 COMMON 7 6 3145800100041 EN-DUMMY MONIT1 MONIT1-ERR MONIT2 MONIT2-ERR MONIT3 3145800100042 MONIT3-ERR 3145800100043 MEV MB MB MB MB MB 3145800100044 MB 3145800100045 1.5 .706 .028 109. 3. 80.5 3145800100046 2.3 3145800100047 ENDCOMMON 6 0 3145800100048 ENDSUBENT 47 0 3145800199999 SUBENT 31458002 20100307 31443145800200001 BIB 2 2 3145800200002 REACTION (26-FE-56(N,P)25-MN-56,,SIG,,FIS) 3145800200003 DECAY-DATA (25-MN-56,.10744D,DG,846.75,.989) 3145800200004 ENDBIB 2 0 3145800200005 NOCOMMON 0 0 3145800200006 DATA 2 1 3145800200007 DATA DATA-ERR 3145800200008 MB MB 3145800200009 1.142 .035 3145800200010 ENDDATA 3 0 3145800200011 ENDSUBENT 10 0 3145800299999 SUBENT 31458003 20100307 31443145800300001 BIB 2 2 3145800300002 REACTION (28-NI-58(N,2N)28-NI-57,,SIG,,FIS) 3145800300003 DECAY-DATA (28-NI-57,1.5033D,DG,1377.59,.779) 3145800300004 ENDBIB 2 0 3145800300005 NOCOMMON 0 0 3145800300006 DATA 2 1 3145800300007 DATA DATA-ERR 3145800300008 MB MB 3145800300009 .0047 .0002 3145800300010 ENDDATA 3 0 3145800300011 ENDSUBENT 10 0 3145800399999 SUBENT 31458004 20100307 31443145800400001 BIB 2 2 3145800400002 REACTION (49-IN-115(N,INL)49-IN-115-M,,SIG,,FIS) 3145800400003 DECAY-DATA (49-IN-115-M,.1869D,DG,336.24,.467) 3145800400004 ENDBIB 2 0 3145800400005 NOCOMMON 0 0 3145800400006 DATA 2 1 3145800400007 DATA DATA-ERR 3145800400008 MB MB 3145800400009 191.4 5.9 3145800400010 ENDDATA 3 0 3145800400011 ENDSUBENT 10 0 3145800499999 SUBENT 31458005 20100307 31443145800500001 BIB 2 2 3145800500002 REACTION (25-MN-55(N,2N)25-MN-54,,SIG,,FIS) 3145800500003 DECAY-DATA (25-MN-54,312.5D,DG,834.84,.99976) 3145800500004 ENDBIB 2 0 3145800500005 NOCOMMON 0 0 3145800500006 DATA 2 1 3145800500007 DATA DATA-ERR 3145800500008 MB MB 3145800500009 0.238 .008 3145800500010 ENDDATA 3 0 3145800500011 ENDSUBENT 10 0 3145800599999 SUBENT 31458006 20100307 31443145800600001 BIB 2 3 3145800600002 REACTION (90-TH-232(N,F),,SIG,,FIS) 3145800600003 DECAY-DATA (40-ZR-95,64.02D,DG,756.74,.550) 3145800600004 (56-BA-140,12.746D,DG,487.02,.459) 3145800600005 ENDBIB 3 0 3145800600006 NOCOMMON 0 0 3145800600007 DATA 2 1 3145800600008 DATA DATA-ERR 3145800600009 MB MB 3145800600010 79.6 2.6 3145800600011 ENDDATA 3 0 3145800600012 ENDSUBENT 11 0 3145800699999 SUBENT 31458007 20100307 31443145800700001 BIB 2 3 3145800700002 REACTION (23-V-51(N,A)21-SC-48,,SIG,,FIS) 3145800700003 DECAY-DATA (21-SC-48,1.8208D,DG,983.50,1.0, 3145800700004 DG,1037.5,.975) 3145800700005 ENDBIB 3 0 3145800700006 NOCOMMON 0 0 3145800700007 DATA 2 1 3145800700008 DATA DATA-ERR 3145800700009 MB MB 3145800700010 .0254 .0008 3145800700011 ENDDATA 3 0 3145800700012 ENDSUBENT 11 0 3145800799999 SUBENT 31458008 20100307 31443145800800001 BIB 2 2 3145800800002 REACTION (22-TI-47(N,P)21-SC-47,,SIG,,FIS) 3145800800003 DECAY-DATA (21-SC-47,3.345D,DG,159.38,.680) 3145800800004 ENDBIB 2 0 3145800800005 NOCOMMON 0 0 3145800800006 DATA 2 1 3145800800007 DATA DATA-ERR 3145800800008 MB MB 3145800800009 18.25 .6 3145800800010 ENDDATA 3 0 3145800800011 ENDSUBENT 10 0 3145800899999 SUBENT 31458009 20100307 31443145800900001 BIB 2 3 3145800900002 REACTION (22-TI-46(N,P)21-SC-46,,SIG,,FIS) 3145800900003 DECAY-DATA (21-SC-46-G,83.83D,DG,889.25,.99984, 3145800900004 DG,1120.51,.99987) 3145800900005 ENDBIB 3 0 3145800900006 NOCOMMON 0 0 3145800900007 DATA 2 1 3145800900008 DATA DATA-ERR 3145800900009 MB MB 3145800900010 11.19 .34 3145800900011 ENDDATA 3 0 3145800900012 ENDSUBENT 11 0 3145800999999 SUBENT 31458010 20100307 31443145801000001 BIB 2 4 3145801000002 REACTION (22-TI-48(N,P)21-SC-48,,SIG,,FIS) 3145801000003 DECAY-DATA (21-SC-48,1.8208D,DG,175.35,.0747, 3145801000004 DG,983.50,1.0, 3145801000005 DG,1037.5,.975) 3145801000006 ENDBIB 4 0 3145801000007 NOCOMMON 0 0 3145801000008 DATA 2 1 3145801000009 DATA DATA-ERR 3145801000010 MB MB 3145801000011 .3026 .0082 3145801000012 ENDDATA 3 0 3145801000013 ENDSUBENT 12 0 3145801099999 SUBENT 31458011 20100307 31443145801100001 BIB 2 2 3145801100002 REACTION (12-MG-24(N,P)11-NA-24,,SIG,,FIS) 3145801100003 DECAY-DATA (11-NA-24,.6258D,DG,1368.53,1.0) 3145801100004 ENDBIB 2 0 3145801100005 NOCOMMON 0 0 3145801100006 DATA 2 1 3145801100007 DATA DATA-ERR 3145801100008 MB MB 3145801100009 1.401 .044 3145801100010 ENDDATA 3 0 3145801100011 ENDSUBENT 10 0 3145801199999 SUBENT 31458012 20100307 31443145801200001 BIB 2 2 3145801200002 REACTION (41-NB-93(N,2N)41-NB-92-M,,SIG,,FIS) 3145801200003 DECAY-DATA (41-NB-92-M,10.15D,DG,934.,.992) 3145801200004 ENDBIB 2 0 3145801200005 NOCOMMON 0 0 3145801200006 DATA 2 1 3145801200007 DATA DATA-ERR 3145801200008 MB MB 3145801200009 .495 .016 3145801200010 ENDDATA 3 0 3145801200011 ENDSUBENT 10 0 3145801299999 SUBENT 31458013 20100307 31443145801300001 BIB 2 2 3145801300002 REACTION (40-ZR-90(N,2N)40-ZR-89,,SIG,,FIS) 3145801300003 DECAY-DATA (40-ZR-89-G,3.2679D,DG,909.2,.9987) 3145801300004 ENDBIB 2 0 3145801300005 NOCOMMON 0 0 3145801300006 DATA 2 1 3145801300007 DATA DATA-ERR 3145801300008 MB MB 3145801300009 .105 .0048 3145801300010 ENDDATA 3 0 3145801300011 ENDSUBENT 10 0 3145801399999 ENDENTRY 13 0 3145899999999