ENTRY 22819 20220216 23102281900000001 SUBENT 22819001 20220216 23102281900100001 BIB 18 66 2281900100002 TITLE Measurements of thermal neutron capture cross-section 2281900100003 and resonance integrals of the 129I(n,gamma)130I 2281900100004 reaction 2281900100005 AUTHOR (S.Nakamura, H.Harada, T.Katoh, Y.Ogata) 2281900100006 INSTITUTE (2JPNPNC) Tokai works, Japan Nuclear Cycle development 2281900100007 - Nakamura, Harada 2281900100008 (2JPNNAG) Katoh, Ogata 2281900100009 REFERENCE (J,NST,33,283,1996) Main reference 2281900100010 ((S,JAERI-C-2000-005,20,2000)= 2281900100011 (S,INDC(JPN)-185,20,2000)) Review, data for I-129 2281900100012 REL-REF (M,22295001,H.Harada+,J,NST,32,395,1995) Experimental 2281900100013 and details of analysis 2281900100014 (N,,C.H.Westcott+,C,58GENEVA,16,70,1958) Details on 2281900100015 Westcott convention 2281900100016 METHOD (ACTIV) Activation 2281900100017 (GSPEC) 2281900100018 (SITA) Single-target irradiation 2281900100019 FACILITY (REAC,2JPNYOK) TRIGA MK-II research reactor at Rikkyo 2281900100020 University 2281900100021 INC-SOURCE (REAC) 2281900100022 INC-SPECT Thermal neutron spectrum. Irradiations were made 2281900100023 with and without cadmium shield. Epithermal neutron's 2281900100024 index is 0.038, neutron flux is 4.6E+11 n/cm2/sec 2281900100025 DETECTOR (HPGE) For gamma detection, relative efficiency 90 % 2281900100026 to NaI(Tl) 7.6 * 7.6 detector and 2.1 keV full width 2281900100027 at half maximum at the 1.33 MeV peak of 60Co 2281900100028 MONITOR (27-CO-59(N,G)27-CO-60,,SIG) 2281900100029 (27-CO-59(N,G)27-CO-60,,RI) 2281900100030 (79-AU-197(N,G)79-AU-198,,SIG) 2281900100031 (79-AU-197(N,G)79-AU-198,,RI) 2281900100032 DECAY-MON (27-CO-60-G,5.271YR,DG,1173.,0.999, 2281900100033 DG,1332.,0.9998) 2281900100034 (79-AU-198-G,2.696D,DG,412.,0.995) 2281900100035 DECAY-DATA (53-I-129,1.6E7YR) 2281900100036 SAMPLE 129-I solution, total activity 42.12+-0.43 kbq divided2281900100037 in 6 targets, 3 within cadmium, 3 without cadmium. 2281900100038 Each target poured in polyethylene capsule 40 mm long,2281900100039 11 mm outer diameter, wall thickness 0.7 mm, each 2281900100040 60 microliter. Cadmium capsule is 22 mm diameter, 2281900100041 63 mm long, 1 mm wall thickness 2281900100042 Monitor sample Co/Al alloy 0,46 wt% 2281900100043 Monitor sample Au/Al alloy 0.112 wt% 2281900100044 ASSUMED (ASSUM1,27-CO-59(N,G)27-CO-60,,SIG,,MXW) At 2.53E-2 eV2281900100045 (ASSUM2,79-AU-197(N,G)79-AU-198,,SIG,,MXW)At 2.53E-2 eV2281900100046 ADD-RES (DECAY) Values of the decay times measured this work 2281900100047 (hl,53-I-129-g) = 12.34 +- 0.04 hr 2281900100048 (hl,53-I-129-m) = 8.78 +- 0.02 min 2281900100049 ERR-ANALYS (ERR-T) Total error equal to quadratic sum of its 2281900100050 constituents: 2281900100051 * Errors in isomeric transition probability and of 2281900100052 absolute intensity of cascade gamma rays 2281900100053 (ERR-1) Error of the gamma-ray detection efficiency 2281900100054 resulting from the uncertainty of 2281900100055 the source intensity used in calibration 2281900100056 (ERR-2) Errors in the measurement of the neutron 2281900100057 flux resulting from the uncertainty of the 2281900100058 source position 2281900100059 (ERR-3) Error due to measurement of the weight of 2281900100060 sample 2281900100061 (ERR-4) Error due to target weight 2281900100062 (ERR-5) Error due to the neutron flux uncertainty 2281900100063 HISTORY (20040206C) J.O.S. 2281900100064 (20040219U) Last checking has been done. 2281900100065 (20190418U) SD:NST,32,395 moved to REL-REF. BIB updated2281900100066 (20220216U) SD: Year of the JAERI-C-2000-005,20 ref. 2281900100067 updated (1999 -> 2000). 2281900100068 ENDBIB 66 0 2281900100069 COMMON 9 6 2281900100070 ASSUM1 ASSUM1-ERR ASSUM2 ASSUM2-ERR ERR-1 ERR-2 2281900100071 ERR-3 ERR-4 ERR-5 2281900100072 B B B B PER-CENT PER-CENT 2281900100073 PER-CENT PER-CENT PER-CENT 2281900100074 37.18 0.06 98.65 0.09 3. 1.52281900100075 1. 0.1 1.9 2281900100076 ENDCOMMON 6 0 2281900100077 ENDSUBENT 76 0 2281900199999 SUBENT 22819002 20040219 00002281900200001 BIB 4 11 2281900200002 REACTION (53-I-129(N,G)53-I-130-G,,SIG,,MXW) 2281900200003 DECAY-DATA (53-I-130-G,12.34HR,DG,418.,0.342, 2281900200004 DG,536.,0.99, 2281900200005 DG,586.,0.0169, 2281900200006 DG,668.,0.961, 2281900200007 DG,739.,0.823, 2281900200008 DG,1157.,0.1131) 2281900200009 ANALYSIS .The cross sections were calculated using the 2281900200010 convention of Westcott, see reference under REL-REF 2281900200011 keyword 2281900200012 STATUS .From table 7 of main reference 2281900200013 ENDBIB 11 0 2281900200014 NOCOMMON 0 0 2281900200015 DATA 3 1 2281900200016 EN-MEAN DATA ERR-T 2281900200017 EV B B 2281900200018 2.53E-02 12.5 0.5 2281900200019 ENDDATA 3 0 2281900200020 ENDSUBENT 19 0 2281900299999 SUBENT 22819003 20040219 00002281900300001 BIB 4 10 2281900300002 REACTION (53-I-129(N,G)53-I-130-G,,RI) 2281900300003 DECAY-DATA (53-I-130-G,12.34HR,DG,418.,0.342, 2281900300004 DG,536.,0.99, 2281900300005 DG,586.,0.0169, 2281900300006 DG,668.,0.961, 2281900300007 DG,739.,0.823, 2281900300008 DG,1157.,0.1131) 2281900300009 ANALYSIS .The resonance integral is calculated as sum of reduced2281900300010 resonance integral and 1/V contribution 2281900300011 STATUS .From table 8 of main reference 2281900300012 ENDBIB 10 0 2281900300013 NOCOMMON 0 0 2281900300014 DATA 3 1 2281900300015 EN-MIN DATA ERR-T 2281900300016 EV B B 2281900300017 0.5 15.6 0.7 2281900300018 ENDDATA 3 0 2281900300019 ENDSUBENT 18 0 2281900399999 SUBENT 22819004 20040219 00002281900400001 BIB 4 9 2281900400002 REACTION (53-I-129(N,G)53-I-130-M,,SIG,,MXW) 2281900400003 DECAY-DATA (53-I-130-M,8.78MIN,DG,536.,0.17, 2281900400004 DG,586.,0.0116, 2281900400005 DG,668.,0.00012, 2281900400006 DG,1614.,0.00485) 2281900400007 ANALYSIS .The cross sections were calculated using the 2281900400008 convention of Westcott, see reference under REL-REF 2281900400009 keyword 2281900400010 STATUS .From table 7 of main reference 2281900400011 ENDBIB 9 0 2281900400012 NOCOMMON 0 0 2281900400013 DATA 3 1 2281900400014 EN-MEAN DATA ERR-T 2281900400015 EV B B 2281900400016 0.0253 17.8 0.7 2281900400017 ENDDATA 3 0 2281900400018 ENDSUBENT 17 0 2281900499999 SUBENT 22819005 20040219 00002281900500001 BIB 4 8 2281900500002 REACTION (53-I-129(N,G)53-I-130-M,,RI) 2281900500003 DECAY-DATA (53-I-130-M,8.78MIN,DG,536.,0.17, 2281900500004 DG,586.,0.0116, 2281900500005 DG,668.,0.00012, 2281900500006 DG,1614.,0.00485) 2281900500007 ANALYSIS .The resonance integral is calculated as sum of reduced2281900500008 resonance integral and 1/V contribution 2281900500009 STATUS .From table 8 of main reference 2281900500010 ENDBIB 8 0 2281900500011 NOCOMMON 0 0 2281900500012 DATA 3 1 2281900500013 EN-MIN DATA ERR-T 2281900500014 EV B B 2281900500015 0.5 18.2 0.8 2281900500016 ENDDATA 3 0 2281900500017 ENDSUBENT 16 0 2281900599999 SUBENT 22819006 20040219 00002281900600001 BIB 3 7 2281900600002 REACTION (53-I-129(N,G)53-I-130,,SIG,,MXW) 2281900600003 ANALYSIS .The cross sections were calculated using the 2281900600004 convention of Westcott, see reference under REL-REF 2281900600005 keyword 2281900600006 STATUS (DEP,22819002) 2281900600007 (DEP,22819004) 2281900600008 .From table 7 of main reference 2281900600009 ENDBIB 7 0 2281900600010 NOCOMMON 0 0 2281900600011 DATA 3 1 2281900600012 EN-MEAN DATA ERR-T 2281900600013 EV B B 2281900600014 2.53E-02 30.3 1.2 2281900600015 ENDDATA 3 0 2281900600016 ENDSUBENT 15 0 2281900699999 SUBENT 22819007 20040219 00002281900700001 BIB 2 4 2281900700002 REACTION (53-I-129(N,G)53-I-130,,RI) 2281900700003 STATUS (DEP,22819003) 2281900700004 (DEP,22819005) 2281900700005 .From table 8 of main reference 2281900700006 ENDBIB 4 0 2281900700007 NOCOMMON 0 0 2281900700008 DATA 3 1 2281900700009 EN-MIN DATA ERR-T 2281900700010 EV B B 2281900700011 0.5 33.8 1.4 2281900700012 ENDDATA 3 0 2281900700013 ENDSUBENT 12 0 2281900799999 ENDENTRY 7 0 2281999999999