ENTRY 21553 20150825 22442155300000001 SUBENT 21553001 20150825 22442155300100001 BIB 11 25 2155300100002 INSTITUTE (2SWTUBE) 2155300100003 (2SWTWUR) H.R.von G. 2155300100004 (2GERMNZ) Reactor irradiation. 2155300100005 REFERENCE (J,JIN,39,1105,1977) Note to editor. 2155300100006 REL-REF (O,23271001,K.F.Flynn,J,HCA,52,2216,1969) 2155300100007 Mentioned in JIN,39,1105 as preliminary work, but 2155300100008 used for comparison and averaging as independent. 2155300100009 AUTHOR (H.Gaeggeler,H.R.Von Gunten) 2155300100010 TITLE Cumulative yields of rare earth elements in the 2155300100011 thermal neutron induced fission of Cf-249. 2155300100012 FACILITY (REAC,2GERMNZ) TRIGA II Reactor, Mainz. 2155300100013 INC-SOURCE (REAC) Thermal reactor neutrons. 2155300100014 INC-SPECT Maxwellian distribution of thermal neutrons. 2155300100015 METHOD (ACTIV,CHSEP) Measurement of gamma activity of 2155300100016 chemically separated products. The fission products 2155300100017 were trapped in a NH4NO3 recoil catcher foil, 2155300100018 dissolved and separated in a Dowex exchange column. 2155300100019 DETECTOR (GELI) Calibrated Ge(Li) and intrinsic Ge planar 2155300100020 detectors. 2155300100021 HISTORY (19800604C) 2155300100022 (19800612E) 2155300100023 (20150825A) M.M. Ref.of J,HCA was added. 2155300100024 J,JIN,39,1105 was checked. 2155300100025 BIB information was updated. 2155300100026 REL-REF of J,HCA,52,2216,1969 was added. 2155300100027 ENDBIB 25 0 2155300100028 COMMON 1 3 2155300100029 EN-DUMMY 2155300100030 EV 2155300100031 2.5300E-02 2155300100032 ENDCOMMON 3 0 2155300100033 ENDSUBENT 32 0 2155300199999 SUBENT 21553002 20150825 22442155300200001 BIB 10 31 2155300200002 REACTION (98-CF-249(N,F)ELEM/MASS,CUM,FY,,MXW) 2155300200003 Yields are described in table 1 as chain yields 2155300200004 but are in fact cumulative yields. (PDJ) 2155300200005 SAMPLE .Isotopic recoil sample of 10 micro-gm Cf-249 2155300200006 from O.R.N.L. 2155300200007 REL-REF (R,,G.Erdtmann+,R,JUEL-1003,1973) Decay data from 2155300200008 JUEL-1003 AC (1973) of G.Erdtmann and W.Soyka 2155300200009 (A,23271002,K.F.Flynn+,J,HCA,52,2216,1969) 2155300200010 Ce-141,-143, La-142, Nd-147 . 2155300200011 (A,40145002,B.V.Kurchatov+,J,SNP,14,528,1972) 2155300200012 ANALYSIS .Quoted values are weighted means of five independent 2155300200013 measurements. 2155300200014 MONITOR ((MONIT)98-CF-249(N,F)60-ND-147,CUM,FY,,MXW) 2155300200015 to a cumulative yield of 3.27 pc/fis. 2155300200016 Experiments 1-3 were normalized to yield 3.27% of 2155300200017 Nd-147. In experiments 3-5 the Sm-Er fraction was 2155300200018 normalized to the yield 0.60% for Eu-156 obtained in 2155300200019 experiment 2. 2155300200020 MONIT-REF (40145002,B.V.Kurchatov+,J,SNP,14,528,1972) 2155300200021 CORRECTION .Yields are corrected for decay and growth. 2155300200022 ERR-ANALYS (DATA-ERR) One standard deviation, including stat. 2155300200023 uncertainties and uncertainties in detector 2155300200024 calibrations and decay schemes. Other systematic 2155300200025 errors are less than 5 percent. 2155300200026 STATUS (TABLE) Table 1, JIN,39,1105. 2155300200027 HISTORY (19800604C) 2155300200028 (19800612E) 2155300200029 (20150825A) M.M. Data were corrected as given in 2155300200030 Table 1: Ho-167 and Er-171 yields were moved in 2155300200031 DATA-MAX, their errors ( 100%, the same values as data)2155300200032 were deleted (absent in Table 1). 2155300200033 ENDBIB 31 0 2155300200034 COMMON 1 3 2155300200035 MONIT 2155300200036 PC/FIS 2155300200037 3.27 2155300200038 ENDCOMMON 3 0 2155300200039 DATA 5 13 2155300200040 ELEMENT MASS DATA DATA-ERR DATA-MAX 2155300200041 NO-DIM NO-DIM PC/FIS PC/FIS PC/FIS 2155300200042 57. 142. 4.3 0.4 2155300200043 58. 141. 5.9 0.6 2155300200044 58. 143. 4.55 0.17 2155300200045 60. 149. 2.59 0.16 2155300200046 61. 151. 1.98 0.25 2155300200047 62. 153. 1.22 0.15 2155300200048 62. 156. 0.84 0.09 2155300200049 63. 156. 0.60 0.09 2155300200050 63. 157. 0.43 0.02 2155300200051 64. 159. 0.38 0.03 2155300200052 65. 161. 0.19 0.02 2155300200053 67. 167. 0.021 2155300200054 68. 171. 0.0013 2155300200055 ENDDATA 15 0 2155300200056 ENDSUBENT 55 0 2155300299999 ENDENTRY 2 0 2155399999999