ENTRY 31667 20140401 31633166700000001 SUBENT 31667001 20140401 31633166700100001 BIB 19 39 3166700100002 TITLE The thermal neutron capture cross section of 129I 3166700100003 AUTHOR (T.Belgya, O.Bouland, G.Noguere, A.Plompen, 3166700100004 P.Schillebeeckx, L.Szentmiklosi) 3166700100005 REFERENCE (C,2007NICE,1,631,2007) 3166700100006 INSTITUTE (3HUNII ) 3166700100007 (2FR CAD) 3166700100008 (2ZZZGEL) Neutron Physics Unit 3166700100009 FACILITY (REAC,3HUNKFI) PGAA Facility, Budapest Research Reactor3166700100010 INC-SOURCE (REAC) Chopped cold neutron beam 3166700100011 INC-SPECT Cold neutron, negligible amount of epithermal neutrons3166700100012 SAMPLE Weight of 1.9778 g, total activity of 2.81 MBq. 3166700100013 I(20w%), Pb(53w%), S(6w%), Na(1w%), 3166700100014 O(15w%), H(0.1w%), N(1w%) 3166700100015 DETECTOR (HPGE) 23 cm distance to sample 3166700100016 METHOD (ACTIV,GSPEC) 3166700100017 MONITOR ((MONIT)53-I-127(N,G)53-I-128,PAR,SIG,DG) 3166700100018 MONIT-REF ((MONIT)31582011,L.Szentmiklosi+,J,NIM/A,564,655,2006) 3166700100019 ASSUMED (ASSUM,53-I-129(N,G)53-I-130-M/T,,SIG) 3166700100020 DECAY-DATA See Fig.3 and Table 1 of C,2007NICE,1,631,2007. 3166700100021 Internal conversion coeff. (130Xe, 536 keV): 0.996 3166700100022 (53-I-130-G,12.340HR,DG,536.,0.997) 3166700100023 - T(1/2) = (ln 2/lambda) is calculated by compiler 3166700100024 from decay constant used by authors (1.5603e-05/sec)3166700100025 (53-I-130-M,8.7798MIN,DG,536.,0.995) 3166700100026 - T(1/2) = (ln 2/lambda) is calculated by compiler 3166700100027 from decay constant used by authors (1.3158e-03/sec)3166700100028 - I = 99.6% is calculated by compiler 3166700100029 from IT ratio (82.3%) and two branching ratio 3166700100030 I(536 keV,130gI)=0.997 and I(536 keV,130mI)=0.988 3166700100031 CORRECTION - attenuation of neutron 3166700100032 - gamma-ray self absorption 3166700100033 REL-REF (R,22819001,S.Nakamura+,J,NST,33,283,1996) 3166700100034 Isomeric ratio for 129I(n,g)130I. See ASSUMED. 3166700100035 (R,,R.B.Firestone+,B,FIRESTONE,,1999) 3166700100036 Decay data (8th edition, 1999 update) 3166700100037 ERR-ANALYS (DATA-ERR) No information on source of uncertainties 3166700100038 ANALYSIS Authors assume 1/v-shape for I-127, 129 neutron capture3166700100039 HISTORY (20090227C) On 3166700100040 (20131222U) VS. FACILITY: 3HUNII -> 3HUNKFI 3166700100041 ENDBIB 39 0 3166700100042 COMMON 5 3 3166700100043 E-NRM MONIT MONIT-ERR ASSUM ASSUM-ERR 3166700100044 KEV B B NO-DIM NO-DIM 3166700100045 443. 0.712 0.009 0.588 0.014 3166700100046 ENDCOMMON 3 0 3166700100047 ENDSUBENT 46 0 3166700199999 SUBENT 31667002 20090223 31363166700200001 BIB 2 2 3166700200002 REACTION (53-I-129(N,G)53-I-130,PAR,SIG,DG) 3166700200003 STATUS (TABLE) Text (p.633) of C,2007NICE,1,631,2007 3166700200004 ENDBIB 2 0 3166700200005 NOCOMMON 0 0 3166700200006 DATA 4 1 3166700200007 EN E DATA DATA-ERR 3166700200008 EV KEV B B 3166700200009 0.0253 536. 30.4 1.1 3166700200010 ENDDATA 3 0 3166700200011 ENDSUBENT 10 0 3166700299999 SUBENT 31667003 20090223 31363166700300001 BIB 2 3 3166700300002 REACTION (53-I-129(N,G)53-I-130,,SIG) 3166700300003 STATUS (TABLE) Text (p.634) of C,2007NICE,1,631,2007 3166700300004 (DEP,31667002) 3166700300005 ENDBIB 3 0 3166700300006 NOCOMMON 0 0 3166700300007 DATA 3 1 3166700300008 EN DATA DATA-ERR 3166700300009 EV B B 3166700300010 0.0253 30.6 1.1 3166700300011 ENDDATA 3 0 3166700300012 ENDSUBENT 11 0 3166700399999 ENDENTRY 3 0 3166799999999