ENTRY 32514 20150524 31703251400000001 SUBENT 32514001 20150524 31703251400100001 BIB 15 44 3251400100002 TITLE The cross section measurements for the Ba(n,x)134Cs, 3251400100003 134Ba(n,2n)133Ba,140Ce(n,2n)139Ce,142Ce(n,2n)141Ce 3251400100004 and 23Na(n,2n)22Na reactions 3251400100005 AUTHOR (Kong Xiangzhong, Wang Yongchang, Yang Jingkang, 3251400100006 Yuan Junqian) 3251400100007 INSTITUTE (3CPRLNZ) 3251400100008 REFERENCE (J,PHE,19,781,1995) 3251400100009 ((R,INDC(CPR)-036,5,1995)=(J,CNDP,14,5,1995)) 3251400100010 Similar data given for all reactions 3251400100011 (J,RCA,76,11,1997) Ce(n,2n) data at highest En given 3251400100012 FACILITY (NGEN,3CPRLNZ) ZF-300-2 intense neutron generator 3251400100013 INC-SOURCE (D-T) T-Ti target (~0.9 mg/cm2 thick) with 125 keV 3251400100014 deuteron beam (20 mA). 3251400100015 SAMPLE Disc samples (20 mm in diam.) placed at center of beam 3251400100016 stop on the T-Ti target with distances between 5 to 3251400100017 28 cm. 3251400100018 (26-FE-54,NAT=0.058) Iron metallic foil (purity of 3251400100019 99.9%) for neutron flux determination 3251400100020 DETECTOR (HPGE) CH8403 co-axial high-purity Ge detector 3251400100021 (relative efficiency of 20%, energy resolution of 3251400100022 3 keV at 1.33 MeV) 3251400100023 METHOD (ACTIV) Irradiated for 108.9 hr 3251400100024 MONITOR (26-FE-54(N,P)25-MN-54,,SIG) 3251400100025 DECAY-MON (25-MN-54,312.20D,DG,834.826,0.99975) 3251400100026 ERR-ANALYS (ERR-T) The principal sources of uncertainty were: 3251400100027 (ERR-S,0.5,1.1) Counting statistics (0.5-1.1%)3251400100028 (MONIT-ERR,1.5,3.) Monitor cross sections (1.5-3%)3251400100029 (ERR-1) Detector efficiency (0.7%)3251400100030 (ERR-2) Gamma-ray self-absorption (1%)3251400100031 (ERR-3) Cascade gamma coincidence (1%)3251400100032 (ERR-4) Sample weight (0.15%)3251400100033 (ERR-5) Neutron energy (0.4%)3251400100034 CORRECTION Corrected for 3251400100035 - gamma-ray self-absorption, 3251400100036 - cascade gamma coincidence, 3251400100037 - neutron flux fluctuation, 3251400100038 - geometric factor. 3251400100039 STATUS (TABLE) Table 2 of High Ene.Phys.Nucl.Phys.17(1993)290 3251400100040 HISTORY (19990717C) Zhuang at CNDC 3251400100041 (20010405D) entry deleted, see 31485. Os 3251400100042 (20090730A) SD:Updated to new date formats,lower case. 3251400100043 (20090821A) SD:second word "reactions" was removed 3251400100044 from title. 3251400100045 (20150524S) On. Restored. 3251400100046 ENDBIB 44 0 3251400100047 COMMON 5 3 3251400100048 ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 3251400100049 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 3251400100050 0.7 1. 1. 0.15 0.4 3251400100051 ENDCOMMON 3 0 3251400100052 ENDSUBENT 51 0 3251400199999 SUBENT 32514002 20150524 31703251400200001 BIB 3 3 3251400200002 REACTION (56-BA-0(N,X)55-CS-134,,SIG) 3251400200003 SAMPLE Barium carbonate (pressed powder, purity of 99.8%) 3251400200004 DECAY-DATA (55-CS-134-G,2.062YR,DG,795.867,0.854) 3251400200005 ENDBIB 3 0 3251400200006 NOCOMMON 0 0 3251400200007 DATA 4 3 3251400200008 EN EN-ERR DATA ERR-T 3251400200009 MEV MEV MB MB 3251400200010 13.50 0.07 0.625 0.031 3251400200011 14.18 0.07 0.711 0.036 3251400200012 14.80 0.11 0.782 0.039 3251400200013 ENDDATA 5 0 3251400200014 ENDSUBENT 13 0 3251400299999 SUBENT 32514003 20150524 31703251400300001 BIB 3 4 3251400300002 REACTION (56-BA-134(N,2N)56-BA-133,,SIG) 3251400300003 SAMPLE (56-BA-134,NAT=0.02417) Barium carbonate (pressed 3251400300004 powder, purity of 99.8%) 3251400300005 DECAY-DATA (56-BA-133-G,10.54YR,DG,355.999,0.622) 3251400300006 ENDBIB 4 0 3251400300007 NOCOMMON 0 0 3251400300008 DATA 4 3 3251400300009 EN EN-ERR DATA ERR-T 3251400300010 MEV MEV MB MB 3251400300011 13.50 0.07 1682. 84. 3251400300012 14.18 0.07 1764. 88. 3251400300013 14.80 0.11 1785. 89. 3251400300014 ENDDATA 5 0 3251400300015 ENDSUBENT 14 0 3251400399999 SUBENT 32514004 20150524 31703251400400001 BIB 4 5 3251400400002 REACTION (58-CE-140(N,2N)58-CE-139,,SIG) 3251400400003 SAMPLE (58-CE-140,NAT=0.8848) Cerium oxalic acid (pressed 3251400400004 powder, purity of 99.5%); 3251400400005 DECAY-DATA (58-CE-139-G,137.66D,DG,165.853,0.799) 3251400400006 FLAG (1.) En=14.7+/-0.2 MeV in the Radiochim.Acta article 3251400400007 ENDBIB 5 0 3251400400008 NOCOMMON 0 0 3251400400009 DATA 5 3 3251400400010 EN EN-ERR DATA ERR-T FLAG 3251400400011 MEV MEV MB MB NO-DIM 3251400400012 13.50 0.07 1722. 96. 3251400400013 14.18 0.07 1799. 100. 3251400400014 14.80 0.11 1830. 110. 1. 3251400400015 ENDDATA 5 0 3251400400016 ENDSUBENT 15 0 3251400499999 SUBENT 32514005 20150524 31703251400500001 BIB 4 5 3251400500002 REACTION (58-CE-142(N,2N)58-CE-141,,SIG) 3251400500003 SAMPLE (58-CE-142,NAT=0.1108) Cerium oxalic acid (pressed 3251400500004 powder, purity of 99.5%); 3251400500005 DECAY-DATA (58-CE-141,32.5D,DG,145.44,0.484) 3251400500006 FLAG (1.) En=14.7+/-0.2 MeV in the Radiochim.Acta article 3251400500007 ENDBIB 5 0 3251400500008 NOCOMMON 0 0 3251400500009 DATA 5 3 3251400500010 EN EN-ERR DATA ERR-T FLAG 3251400500011 MEV MEV MB MB NO-DIM 3251400500012 13.50 0.07 2050. 100. 3251400500013 14.18 0.07 2080. 100. 3251400500014 14.80 0.11 2043. 100. 1. 3251400500015 ENDDATA 5 0 3251400500016 ENDSUBENT 15 0 3251400599999 SUBENT 32514006 20150524 31703251400600001 BIB 4 4 3251400600002 REACTION (11-NA-23(N,2N)11-NA-22,,SIG) 3251400600003 SAMPLE Sodium chloride (pressed powder, purity of 99.8%) 3251400600004 DECAY-DATA (11-NA-22,2.602YR,DG,1274.53,0.99937) 3251400600005 FLAG (1.) Uncertainty is 10.1 mb in the CNDP article 3251400600006 ENDBIB 4 0 3251400600007 NOCOMMON 0 0 3251400600008 DATA 5 3 3251400600009 EN EN-ERR DATA ERR-T FLAG 3251400600010 MEV MEV MB MB NO-DIM 3251400600011 13.50 0.07 5.60 0.20 3251400600012 14.18 0.07 19.9 0.7 3251400600013 14.80 0.11 38.2 1.1 1. 3251400600014 ENDDATA 5 0 3251400600015 ENDSUBENT 14 0 3251400699999 ENDENTRY 6 0 3251499999999