ENTRY 20044 20180712 22692004400000001 SUBENT 20044001 20180712 22692004400100001 BIB 17 59 2004400100002 INSTITUTE (2NOROSL) 2004400100003 REFERENCE (J,JIN,29,2155,1967) 2004400100004 (R,INDC(NOR)-1,1(1),1972) 2004400100005 Ce-140,-142, Nd-146,-148,-150, Tb-159 same data 2004400100006 AUTHOR (J.Alstad,T.Jahnsen,A.C.Pappas) 2004400100007 TITLE -Thermal neutron capture cross sections and resonance 2004400100008 capture integral of the lanthanide nuclei Ce-140, 2004400100009 Ce-142, Nd-146, Nd-148, Nd-150 and Tb-159 - 2004400100010 FACILITY (REAC,2NORKJL) JEEP 2 heavy water reactor. 2004400100011 INC-SOURCE (REAC) JEEP 2 heavy water reactor, samples were 2004400100012 irradiated both in a thermal column(2 hours to 3 days)2004400100013 with a flux density of about 1.0E+10 n/cm-sq/sec and 2004400100014 in the center of the core with a flux density of 2004400100015 about 2.4E+12 neutrons/cm-sq/sec. 2004400100016 INC-SPECT .Thermal, and neutrons with temperatures 420+-20 Kelvin2004400100017 Thermal neutron flux in the center of the core was 2004400100018 found to be constant (2.43+-0.12)*10**12 n/(cm2*sec). 2004400100019 The ratio of thermal to resonance flux in the center of2004400100020 core 31.0+-1.7 was obtained from Cd ratio for Au-198 2004400100021 3.0+-0.1 . 2004400100022 The flux in the thermal column varied with radiation 2004400100023 position from 9.7E+8 to 9.8E+9 n/(cm2*sec) . 2004400100024 SAMPLE Lanthanides as oxide powders 2004400100025 in polyethylene ampoules or 2004400100026 solutions in quartz ampoules. 2004400100027 Au flux monitor foil - 91+-1 % Au (0.17 mg/cm2) 2004400100028 METHOD (ACTIV) Activation. 2004400100029 0.6mm Cd filters - cut-off energy ~0.5 eV . 2004400100030 DETECTOR (NAICR) Well-type Na-I(Tl) crystal detector for 2004400100031 gross gamma measurements. 2004400100032 Counting efficiencies: 2004400100033 Tb-160 - 0.58+-0.02 , Ce-141 - 0.51+-0.01, 2004400100034 Ce-143 - 0.63+-0.04 , Nd-147 - 0.56+-0.02 . 2004400100035 (PROPC) Low geometry proportional beta-counter for 2004400100036 activation measurements on the gold flux monitor. 2004400100037 ANALYSIS .The results from the core irradiations were reduced to2004400100038 thermal values. 2004400100039 .The result given is the average over all the 2004400100040 measurements. 2004400100041 ASSUMED (ASSUM1,79-AU-197(N,G)79-AU-198,,SIG) 2004400100042 SIGMA(2200 m/sec) = 98.8 barn, 2004400100043 D.J.Hughes et al., BNL-325(1958). 2004400100044 (ASSUM2,79-AU-197(N,G)79-AU-198,,RI) 2004400100045 Resonance integral = 1558 barn, 2004400100046 R.L.Macklin et al. Progress In Nuclear Energy Series I2004400100047 page 179 (1956). 2004400100048 RAD-DET (79-AU-198,B-) 2004400100049 STATUS (APRVD) Data and comment approved by the author. 2004400100050 CORRECTION .Effect of nuclear self shielding considered. 2004400100051 ERR-ANALYS (DATA-ERR) Error is standard deviation. 2004400100052 HISTORY (19701109C) 2004400100053 (19710908E) 2004400100054 (20180712A) M.M. Ref.R,INDC(NOR)-1,1(1),1972 was added.2004400100055 Upper -> lower case correction. 2004400100056 Dates were corrected for 4-digits year. 2004400100057 BIB information was added: REL-REF,ANALYSIS,DECAY-DATA.2004400100058 MONITOR -> ASSUMED ( not directly proportional). 2004400100059 PART-DET was removed in Subents 002-013 2004400100060 according to a comment of N.Otsuka ( NDS,IAEA). 2004400100061 ENDBIB 59 0 2004400100062 COMMON 2 3 2004400100063 ASSUM1 ASSUM2 2004400100064 B B 2004400100065 98.8 1558. 2004400100066 ENDCOMMON 3 0 2004400100067 ENDSUBENT 66 0 2004400199999 SUBENT 20044002 20180712 22692004400200001 BIB 7 19 2004400200002 REACTION (58-CE-140(N,G)58-CE-141,,SIG,,MXW) 2004400200003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004400200004 column, before desintegration rate counting. 2004400200005 DETECTOR 4-PI beta proportional counter for 2004400200006 desintegration rate measurements. 2004400200007 DECAY-DATA (58-CE-141,32.5D,DG) 2004400200008 ANALYSIS Mean value of directly measured : 2004400200009 Cd ratio SIGMAeff,b SIGMAth,b 2004400200010 Center of core 0.55 0.53 2004400200011 34.+-1. 0.55 0.53 2004400200012 0.53 0.52 2004400200013 Thermal column 0.56 2004400200014 0.55 2004400200015 REL-REF (D,,D.J.Hughes+,R,BNL-325,1958) 0.31+-0.1 b 2004400200016 (D,,D.J.Hughes+,R,BNL-325,1958) 2004400200017 Given as absorption CS 0.66.+-0.06 b 2004400200018 (A,,P.M.Lantz+,J,NSE,20,302,1964) 0.59+-0.06 b 2004400200019 STATUS (TABLE) Table 3 of J.Inorg.Nucl.Chem.,29,2155,1967 2004400200020 Table of rep. INDC(NOR)-1,1(1),1972 2004400200021 ENDBIB 19 0 2004400200022 NOCOMMON 0 0 2004400200023 DATA 3 1 2004400200024 EN-DUMMY DATA DATA-ERR 2004400200025 MEV B B 2004400200026 2.5300E-08 5.4E-01 4.E-02 2004400200027 ENDDATA 3 0 2004400200028 ENDSUBENT 27 0 2004400299999 SUBENT 20044003 20180712 22692004400300001 BIB 8 18 2004400300002 REACTION (58-CE-140(N,G)58-CE-141,,RI) 2004400300003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004400300004 column, before desintegration rate counting. 2004400300005 Cadmium ratios. 2004400300006 DETECTOR 4-PI beta proportional counter for 2004400300007 desintegration rate measurements. 2004400300008 DECAY-DATA (58-CE-141,32.5D,DG) 2004400300009 ANALYSIS Mean value of directly measured : 2004400300010 Cd ratio I0, b 2004400300011 Center of core 0.50 2004400300012 34.+-1. 0.50 2004400300013 0.48 2004400300014 REL-REF (A,,P.M.Lantz+,J,NSE,20,302,1964) 0.48+-0.05 b 2004400300015 STATUS (TABLE) Table 3 of J.Inorg.Nucl.Chem.,29,2155,1967 2004400300016 Table of rep. INDC(NOR)-1,1(1),1972 2004400300017 HISTORY (20180712A) EN-MIN 0.4 eV -> 0.5 eV, 2004400300018 EN-MAX=1 MeV is deleted according to a comment of 2004400300019 N.Otsuka ( NDS, IAEA) 2004400300020 ENDBIB 18 0 2004400300021 NOCOMMON 0 0 2004400300022 DATA 3 1 2004400300023 EN-MIN DATA DATA-ERR 2004400300024 EV B B 2004400300025 0.5 4.9E-01 5.E-02 2004400300026 ENDDATA 3 0 2004400300027 ENDSUBENT 26 0 2004400399999 SUBENT 20044004 20180712 22692004400400001 BIB 7 18 2004400400002 REACTION (58-CE-142(N,G)58-CE-143,,SIG,,MXW) 2004400400003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004400400004 column, before desintegration rate counting. 2004400400005 DETECTOR 4-PI beta proportional counter for 2004400400006 desintegration rate measurements. 2004400400007 rate determination. 2004400400008 DECAY-DATA (58-CE-143,33.HR,DG) 2004400400009 ANALYSIS Mean value of directly measured : 2004400400010 Cd ratio SIGMAeff, b SIGMAth, b 2004400400011 Center of core 1.01 0.96 2004400400012 19.2+-0.9 0.97 0.92 2004400400013 1.00 0.95 2004400400014 Thermal column 0.92 2004400400015 0.93 2004400400016 REL-REF (A,,D.J.Hughes+,R,BNL-325,1958) 0.95+-0.05 b 2004400400017 (A,,D.J.Hughes+,R,BNL-325,1960) Suppl.1 - 0.94+-0.05 b 2004400400018 STATUS (TABLE) Table 3 of J.Inorg.Nucl.Chem.,29,2155,1967 2004400400019 Table of rep. INDC(NOR)-1,1(1),1972 2004400400020 ENDBIB 18 0 2004400400021 NOCOMMON 0 0 2004400400022 DATA 3 1 2004400400023 EN-DUMMY DATA DATA-ERR 2004400400024 MEV B B 2004400400025 2.5300E-08 0.94 0.09 2004400400026 ENDDATA 3 0 2004400400027 ENDSUBENT 26 0 2004400499999 SUBENT 20044005 20180712 22692004400500001 BIB 7 18 2004400500002 REACTION (58-CE-142(N,G)58-CE-143,,RI) 2004400500003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004400500004 column, before desintegration rate counting. 2004400500005 Cadmium ratios. 2004400500006 DETECTOR 4-PI beta proportional counter for 2004400500007 desintegration rate measurements. 2004400500008 rate determination. 2004400500009 DECAY-DATA (58-CE-143,33.HR,DG) 2004400500010 ANALYSIS Mean value of directly measured : 2004400500011 Cd ratio I0, b 2004400500012 Center of core 1.6 2004400500013 19.2+-0.9 1.6 2004400500014 1.6 2004400500015 STATUS (TABLE) Table 3 of J.Inorg.Nucl.Chem.N,29,2155,1967 2004400500016 Table of rep. INDC(NOR)-1,1(1),1972 2004400500017 HISTORY (20180712A) EN-MIN 0.4 eV -> 0.5 eV, 2004400500018 EN-MAX=1 MeV is deleted according to a comment of 2004400500019 N.Otsuka ( NDS, IAEA) 2004400500020 ENDBIB 18 0 2004400500021 NOCOMMON 0 0 2004400500022 DATA 3 1 2004400500023 EN-MIN DATA DATA-ERR 2004400500024 EV B B 2004400500025 0.5 1.6 0.2 2004400500026 ENDDATA 3 0 2004400500027 ENDSUBENT 26 0 2004400599999 SUBENT 20044006 20180712 22692004400600001 BIB 6 15 2004400600002 REACTION (60-ND-146(N,G)60-ND-147,,SIG,,MXW) 2004400600003 DETECTOR 4-PI beta proportional counter for 2004400600004 desintegration rate measurements. 2004400600005 rate determination. 2004400600006 DECAY-DATA (60-ND-147,11.D,DG) 2004400600007 ANALYSIS Mean value of 5 directly measured : 2004400600008 Cd ratio SIGMAeff, b SIGMAth, b # 2004400600009 Center of core 1.3 1.2 1 2004400600010 14.8+-0.8 1.4 1.3 2 2004400600011 1.5 1.4 3 2004400600012 1.5 1.4 4 2004400600013 Thermal column 1.4 5 2004400600014 REL-REF (A,,D.J.Hughes+,R,BNL-325,1958) 5 1.8+-0.6 b 2004400600015 STATUS (TABLE) Table 4 of J.Inorg.Nucl.Chem.,29,2155,1967 2004400600016 Table of rep. INDC(NOR)-1,1(1),1972 2004400600017 ENDBIB 15 0 2004400600018 NOCOMMON 0 0 2004400600019 DATA 3 1 2004400600020 EN-DUMMY DATA DATA-ERR 2004400600021 MEV B B 2004400600022 2.5300E-08 1.3 0.1 2004400600023 ENDDATA 3 0 2004400600024 ENDSUBENT 23 0 2004400699999 SUBENT 20044007 20180712 22692004400700001 BIB 7 16 2004400700002 REACTION (60-ND-146(N,G)60-ND-147,,RI) 2004400700003 METHOD Cadmium ratios. 2004400700004 DETECTOR 4-PI beta proportional counter for 2004400700005 desintegration rate measurements. 2004400700006 DECAY-DATA (60-ND-147,11.D,DG) 2004400700007 ANALYSIS Mean value of 4 directly measured : 2004400700008 Cd ratio I0, b # 2004400700009 Center of core 2.8 1 2004400700010 3.3 +-0.3 3.0 2 2004400700011 3.1 3 2004400700012 3.1 4 2004400700013 STATUS (TABLE) Table 4 of J.Inorg.Nucl.Chem.,29,2155,1967 2004400700014 Table of rep. INDC(NOR)-1,1(1),1972 2004400700015 HISTORY (20180712A) EN-MIN 0.4 eV -> 0.5 eV, 2004400700016 EN-MAX=1 MeV is deleted according to a comment of 2004400700017 N.Otsuka ( NDS, IAEA) 2004400700018 ENDBIB 16 0 2004400700019 NOCOMMON 0 0 2004400700020 DATA 3 1 2004400700021 EN-MIN DATA DATA-ERR 2004400700022 EV B B 2004400700023 0.5 3.0 0.3 2004400700024 ENDDATA 3 0 2004400700025 ENDSUBENT 24 0 2004400799999 SUBENT 20044008 20180712 22692004400800001 BIB 8 24 2004400800002 REACTION (60-ND-148(N,G)60-ND-149,,SIG,,MXW) 2004400800003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004400800004 column, after the decay of the residual nucleus to 2004400800005 separate the daughter activity, (61-Pm). 2004400800006 DETECTOR 4-PI beta proportional counter for 2004400800007 measurement of the decay curve of the 61-Pm daughters.2004400800008 DECAY-DATA (60-ND-149,1.72HR) 2004400800009 (61-PM-149,53.HR,B-) 2004400800010 Decay beta- electrons of 61-Pm daughter 2004400800011 RAD-DET (61-PM-149,B-) 2004400800012 ANALYSIS The two 61-Pm activities are separated by a 2004400800013 least square fit computer programme. 2004400800014 Mean value of directly measured : 2004400800015 Cd ratio SIGMAeff, b SIGMAth, b 2004400800016 Center of core 2.8 2.4 2004400800017 6.4 +-0.5 2.7 2.3 2004400800018 3.0 2.5 2004400800019 3.1 2.6 2004400800020 2.9 2.5 2004400800021 Thermal column 2.7 2004400800022 REL-REF (A,,D.J.Hughes+,R,BNL-325,1958) 3.7+-1.2 b 2004400800023 (A,,B.F.Rieder+,R,GEAP-4716,1964) 2.54+-0.18 b 2004400800024 STATUS (TABLE) Table 4 of J.Inorg.Nucl.Chem.,29,2155,1967 2004400800025 Table of rep. INDC(NOR)-1,1(1),1972 2004400800026 ENDBIB 24 0 2004400800027 NOCOMMON 0 0 2004400800028 DATA 3 1 2004400800029 EN-DUMMY DATA DATA-ERR 2004400800030 MEV B B 2004400800031 2.5300E-08 2.5 0.2 2004400800032 ENDDATA 3 0 2004400800033 ENDSUBENT 32 0 2004400899999 SUBENT 20044009 20180712 22692004400900001 BIB 9 26 2004400900002 REACTION (60-ND-148(N,G)60-ND-149,,RI) 2004400900003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004400900004 column, after the decay of the residual nucleus to 2004400900005 separate the daughter activity, (61-Pm). 2004400900006 Cadmium ratios. 2004400900007 DETECTOR 4-PI beta proportional counter for 2004400900008 measurement of the decay curve of the 61-Pm daughters.2004400900009 DECAY-DATA (60-ND-149,1.72HR) 2004400900010 (61-PM-149,53.HR,B-) 2004400900011 Decay beta- electrons of 61-Pm daughter. 2004400900012 RAD-DET (61-PM-149,B-) 2004400900013 ANALYSIS The two 61-Pm activities are separated by a 2004400900014 least square fit computer programme. 2004400900015 Mean value of directly measured : 2004400900016 Cd ratio I0, b 2004400900017 Center of core 13.5 2004400900018 3.3 +-0.3 12.9 2004400900019 14.2 2004400900020 15.0 2004400900021 14.0 2004400900022 REL-REF (D,,B.F.Rieder+,R,GEAP-4716,1964) 18.7+-1.5 b 2004400900023 STATUS (TABLE) Table 4 of J.Inorg.Nucl.Chem.,29,2155,1967 2004400900024 Table of rep. INDC(NOR)-1,1(1),1972 2004400900025 HISTORY (20180712A) EN-MIN 0.4 eV -> 0.5 eV, 2004400900026 EN-MAX=1 MeV is deleted according to a comment of 2004400900027 N.Otsuka ( NDS, IAEA) 2004400900028 ENDBIB 26 0 2004400900029 NOCOMMON 0 0 2004400900030 DATA 3 1 2004400900031 EN-MIN DATA DATA-ERR 2004400900032 EV B B 2004400900033 0.5 14. 2. 2004400900034 ENDDATA 3 0 2004400900035 ENDSUBENT 34 0 2004400999999 SUBENT 20044010 20180712 22692004401000001 BIB 8 23 2004401000002 REACTION (60-ND-150(N,G)60-ND-151,,SIG,,MXW) 2004401000003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004401000004 column, after the decay of the residual nucleus to 2004401000005 separate the daughter activity, (61-Pm). 2004401000006 DETECTOR 4-PI beta proportional counter for 2004401000007 measurement of the decay curve of the 61-Pm daughters.2004401000008 DECAY-DATA (60-ND-151,12.MIN) 2004401000009 (61-PM-151,28.HR,B-) 2004401000010 Decay beta- electrons of 61-Pm daughter. 2004401000011 RAD-DET (61-PM-151,B-) 2004401000012 ANALYSIS The two 61-Pm activities are separated by a 2004401000013 least square fit computer programme. 2004401000014 Mean value of directly measured : 2004401000015 Cd ratio SIGMAeff, b SIGMAth, b 2004401000016 Center of core 1.2 0.8 2004401000017 3.3 +-0.3 1.6 1.1 2004401000018 1.1 0.8 2004401000019 1.5 1.0 2004401000020 1.8 1.3 2004401000021 Thermal column 0.9 2004401000022 REL-REF (D,,D.J.Hughes+,R,BNL-325,1960) Suppl.1 - 21 1.5+-0.2 b2004401000023 STATUS (TABLE) Table 4 of J.Inorg.Nucl.Chem.,29,2155,1967 2004401000024 Table of INDC(NOR)-1,1(1),1972 2004401000025 ENDBIB 23 0 2004401000026 NOCOMMON 0 0 2004401000027 DATA 3 1 2004401000028 EN-DUMMY DATA DATA-ERR 2004401000029 MEV B B 2004401000030 2.5300E-08 1.0 0.2 2004401000031 ENDDATA 3 0 2004401000032 ENDSUBENT 31 0 2004401099999 SUBENT 20044011 20180712 22692004401100001 BIB 8 25 2004401100002 REACTION (60-ND-150(N,G)60-ND-151,,RI) 2004401100003 METHOD (CHSEP) Chemical separation in hot cation exchange 2004401100004 column, after the decay of the residual nucleus to 2004401100005 separate the daughter activity, (61-Pm). 2004401100006 Cadmium ratios. 2004401100007 DETECTOR 4-PI beta proportional counter for 2004401100008 measurement of the decay curve of the 61-Pm daughters.2004401100009 DECAY-DATA (60-ND-151,12.MIN) 2004401100010 (61-PM-151,28.HR,B-) 2004401100011 Decay beta- electrons of 61-Pm daughter. 2004401100012 RAD-DET (61-PM-151,B-) 2004401100013 ANALYSIS The two 61-Pm activities are separated by a 2004401100014 least square fit computer programme. 2004401100015 Mean value of directly measured : 2004401100016 Cd ratio I0, b 2004401100017 Center of core 11.2 2004401100018 3.3 +-0.3 14.9 2004401100019 10.8 2004401100020 13.9 2004401100021 16.9 2004401100022 STATUS (TABLE) Table 4 of J.Inorg.Nucl.Chem.,29,2155,1967 2004401100023 Table of INDC(NOR)-1,1(1),1972 2004401100024 HISTORY (20180712A) EN-MIN 0.4 eV -> 0.5 eV, 2004401100025 EN-MAX=1 MeV is deleted according to a comment of 2004401100026 N.Otsuka ( NDS, IAEA) 2004401100027 ENDBIB 25 0 2004401100028 NOCOMMON 0 0 2004401100029 DATA 3 1 2004401100030 EN-MIN DATA DATA-ERR 2004401100031 EV B B 2004401100032 0.5 14. 4. 2004401100033 ENDDATA 3 0 2004401100034 ENDSUBENT 33 0 2004401199999 SUBENT 20044012 20180712 22692004401200001 BIB 6 18 2004401200002 REACTION (65-TB-159(N,G)65-TB-160,,SIG,,MXW) 2004401200003 DETECTOR 4-PI beta proportional counter for 2004401200004 desintegration rate measurements. 2004401200005 rate determination. 2004401200006 DECAY-DATA (65-TB-160,73.D,DG) 2004401200007 ANALYSIS Mean value of directly measured : 2004401200008 Cd ratio SIGMAeff, b SIGMAth, b 2004401200009 Center of core 35.8 21.5 2004401200010 2.5+-0.2 36.6 22.1 2004401200011 36.6 22.0 2004401200012 Thermal column 22.3 2004401200013 23.1 2004401200014 REL-REF (A,,D.J.Hughes+,R,BNL-325,1958) Minimal 22. b 2004401200015 (D,,D.J.Hughes+,R,BNL-325,1958) 2004401200016 Given as absorption CS 46.+-4. b 2004401200017 (D,,J.J.Scoville+,J,ANS,8,290,1965) 628+-40. b 2004401200018 STATUS (TABLE) Table 2 of J.Inorg.Nucl.Chem.,29,2155,1967 2004401200019 Table of INDC(NOR)-1,1(1),1972 2004401200020 ENDBIB 18 0 2004401200021 NOCOMMON 0 0 2004401200022 DATA 3 1 2004401200023 EN-DUMMY DATA DATA-ERR 2004401200024 MEV B B 2004401200025 2.5300E-08 22. 2. 2004401200026 ENDDATA 3 0 2004401200027 ENDSUBENT 26 0 2004401299999 SUBENT 20044013 20180712 22692004401300001 BIB 8 17 2004401300002 REACTION (65-TB-159(N,G)65-TB-160,,RI) 2004401300003 METHOD Cadmium ratios. 2004401300004 DETECTOR 4-PI beta proportional counter for 2004401300005 desintegration rate measurements. 2004401300006 DECAY-DATA (65-TB-160,73.D,DG) 2004401300007 ANALYSIS Mean value of directly measured : 2004401300008 Cd ratio I0, b 2004401300009 Center of core 445. 2004401300010 2.5+-0.2 457. 2004401300011 455. 2004401300012 REL-REF (A,,J.J.Scoville+,J,ANS,8,290,1965) 2004401300013 395 b (calculated value) 2004401300014 STATUS (TABLE) Table 2 of J.Inorg.Nucl.Chem.,29,2155,1967 2004401300015 Table of INDC(NOR)-1,1(1),1972 2004401300016 HISTORY (20180712A) EN-MIN 0.4 eV -> 0.5 eV, 2004401300017 EN-MAX=1 MeV is deleted according to a comment of 2004401300018 N.Otsuka ( NDS, IAEA) 2004401300019 ENDBIB 17 0 2004401300020 NOCOMMON 0 0 2004401300021 DATA 3 1 2004401300022 EN-MIN DATA DATA-ERR 2004401300023 EV B B 2004401300024 0.5 450. 50. 2004401300025 ENDDATA 3 0 2004401300026 ENDSUBENT 25 0 2004401399999 ENDENTRY 13 0 2004499999999