ENTRY 31680 20090902 31423168000000001 SUBENT 31680001 20090902 31423168000100001 BIB 14 48 3168000100002 TITLE Experimental cross section for the 139La(n,gamma)140La 3168000100003 reaction at 0.0536 eV 3168000100004 AUTHOR (M.H.Chowdhury,M.S.Uddin,S.M.Hossain,Sk.A.Latif, 3168000100005 M.A.Hafiz,M.A.Islam,A.K.M.Zakaria,S.M.Azharul Islam) 3168000100006 INSTITUTE (3BANSAV,3BANDAC) 3168000100007 REFERENCE (J,RCA,98,1,2010) 3168000100008 FACILITY (REAC,3BANSAV) TRIGA Mark-II research reactor at the 3168000100009 Institute of Nuclear Science and Technology (INST) 3168000100010 of the Atomic Energy Research Establishment, Savar, 3168000100011 Dhaka, Bangladesh. The TRIGA reactor has four 3168000100012 external neutron beam tubes, namely tangential, 3168000100013 radial piercing, radial-1 and radial-2 beam ports. 3168000100014 INC-SOURCE (REAC) monochromatic neutrons come from Triple Axis 3168000100015 Spectrometer (TAS). The neutron bean intensities 3168000100016 6.9 x 10**4 +-1792 and 4.5 x 10**4 +-1170 n/cm2/sec 3168000100017 were found at entrance and exit of the target, 3168000100018 respectively. 3168000100019 METHOD (GSPEC) high resolution gamma-ray spectrometry 3168000100020 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) The neutron beam 3168000100021 intensities at entrance and exit of the target were 3168000100022 determined using Au-monitor foil 3168000100023 DECAY-MON (79-AU-198-G,2.695D,DG,411.8,0.955) 3168000100024 MONIT-REF (22370002,Yamamoto+,J,NST,33,815,1996) 3168000100025 (40464002,Pavlenko+,C,75KIEV,3,171,1975) 3168000100026 (12196003,Haddad+,J,NIM,31,125,1964) 3168000100027 and data from ENDF/B-VII library,ver. of 15 Dec.2006 3168000100028 http://www-nds.iaea.org/endf/ 3168000100029 Standart cross section for En=0.0536 eV was evaluated 3168000100030 by authors using data from these references. 3168000100031 DETECTOR (HPGE) high-purity germanium (HPGe) gamma-ray 3168000100032 detector associated with digital gamma spectrometry 3168000100033 system and Maestro data acquisition software. The 3168000100034 gamma-ray spectrum was analysed by GammaVision 3168000100035 software. The spectrum was also analysed using the 3168000100036 program Hypermet PC 5.12 and compared with that of 3168000100037 GammaVision. 3168000100038 ERR-ANALYS (ERR-T) total uncertainty includes: 3168000100039 (ERR-S,1.,2.) Statistical uncertainty of gamma-ray 3168000100040 counting - 1-2% 3168000100041 (ERR-1,1.,2.) uncertainty in decay branching 3168000100042 ratio - 1-2% 3168000100043 (ERR-2) uncertainty in efficiency calibration - 3% 3168000100044 (ERR-3) uncertainty in sample mass - 0.01% 3168000100045 (ERR-4) uncertainty in self-shielding factor - 0.01% 3168000100046 (ERR-5) uncertainty in cross section of the 3168000100047 monitor reaction - 2.5% 3168000100048 STATUS (APRVD) Entry approved by Dr.M.S.Uddin 3168000100049 HISTORY (20090902C) SD 3168000100050 ENDBIB 48 0 3168000100051 COMMON 4 3 3168000100052 ERR-2 ERR-3 ERR-4 ERR-5 3168000100053 PER-CENT PER-CENT PER-CENT PER-CENT 3168000100054 3.0 0.01 0.01 2.5 3168000100055 ENDCOMMON 3 0 3168000100056 ENDSUBENT 55 0 3168000199999 SUBENT 31680002 20090902 31423168000200001 BIB 3 6 3168000200002 REACTION (57-LA-139(N,G)57-LA-140,,SIG) 3168000200003 DECAY-DATA (57-LA-140,1.678D,DG,328.76,0.203, 3168000200004 DG,487.02,0.455, 3168000200005 DG,815.77,0.2328, 3168000200006 DG,1596.21,0.954) 3168000200007 STATUS (TABLE) Data from the Table 3 of the ref. 3168000200008 ENDBIB 6 0 3168000200009 NOCOMMON 0 0 3168000200010 DATA 6 1 3168000200011 EN EN-ERR DATA ERR-T MONIT MONIT-ERR 3168000200012 EV EV B B B B 3168000200013 0.0536 0.00026 6.13 0.30 68.5 1.7 3168000200014 ENDDATA 3 0 3168000200015 ENDSUBENT 14 0 3168000299999 ENDENTRY 2 0 3168099999999