ENTRY 32578 20100328 31473257800000001 SUBENT 32578001 20100328 31473257800100001 BIB 15 40 3257800100002 TITLE The cross section measurement for the 3257800100003 Ni-62(n,alpha)Fe-59 reaction 3257800100004 INSTITUTE (3CPRLNZ) 3257800100005 REFERENCE (J,PHE,14,1117,199012) 3257800100006 AUTHOR (Wang Yongchang,Yuan Junqian,Ren Zhongliang, 3257800100007 Yang Jingkang,Xiang Sicang) 3257800100008 FACILITY (CCW,3CPRLNZ) ZF-300-2 intense neutron generator of LNZ3257800100009 INC-SOURCE (D-T) T-Ti target with thickness = 0.9 mg/cm**2 3257800100010 average deuteron energy = 125keV 3257800100011 beam current intensity = 20mA 3257800100012 neutron yield = (1-3) x 10**12 n/sec 3257800100013 MONITOR (13-AL-27(N,A)11-NA-24,,SIG) 3257800100014 DECAY-MON (11-NA-24,14.659HR,DG,1368.598) 3257800100015 METHOD (ACTIV) 3257800100016 DETECTOR (GELI) Ch8403 coaxial high purity Ge(Li) det. 3257800100017 Relative efficiency was 20% 3257800100018 energy resolution was 3keV(1.33MeV) 3257800100019 SAMPLE Natural nickel samples with 0.4-1.5 mm x 20 mm diameter3257800100020 were placed at different angles relative to beam 3257800100021 direction and centered at beam stop on the T-Ti target 3257800100022 with distances between 10-28 cm, respectively. 3257800100023 Ni samples were sandwiched between two Al foils with 3257800100024 0.1 x 20 mm diameter. Sample purity was 99.999% 3257800100025 ERR-ANALYS (ERR-T) The principal sources of uncertainty were: 3257800100026 (uncertainty given in %) 3257800100027 (MONIT-ERR) monitor cross sections (1.5-3) 3257800100028 (ERR-1) detector efficiency (0.7) 3257800100029 (ERR-S,0.6,1.5) counting statistics (0.6-1.5) 3257800100030 (ERR-2) gamma-ray self-absorption ( 1 ) 3257800100031 (ERR-3) cascade gamma coincidence ( 1 ) 3257800100032 (ERR-4) sample weighted (0.15) 3257800100033 (ERR-5) neutron energy (0.4) 3257800100034 (ERR-6) flux fluctuation ( 5 ) 3257800100035 CORRECTION Corrected for gamma-ray self-absorption, cascade gamma 3257800100036 coincidence, fluence determination, measured geometry 3257800100037 STATUS (TABLE) Data taken from Chinese J. High energy Phys. 3257800100038 and Nucl. Phys., 14, 1117(1990) 3257800100039 HISTORY (19920120C) Compiled at CNDC 3257800100040 (20100328A) SD:Updated to new date formats,lower case. 3257800100041 Cosmetic changes and corrections 3257800100042 ENDBIB 40 0 3257800100043 COMMON 6 3 3257800100044 ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 ERR-6 3257800100045 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 3257800100046 0.7 1. 1. 0.15 0.4 5. 3257800100047 ENDCOMMON 3 0 3257800100048 ENDSUBENT 47 0 3257800199999 SUBENT 32578002 20100328 31473257800200001 BIB 2 2 3257800200002 REACTION (28-NI-62(N,A)26-FE-59,,SIG) 3257800200003 DECAY-DATA (26-FE-59,44.496D,DG,1291.596) 3257800200004 ENDBIB 2 0 3257800200005 NOCOMMON 0 0 3257800200006 DATA 6 7 3257800200007 EN EN-RSL DATA ERR-T MONIT MONIT-ERR 3257800200008 MEV MEV MB MB MB MB 3257800200009 13.6400 0.050 17.4000 1.100 125.60000 4.0003257800200010 13.7900 0.060 19.5000 1.500 122.70000 1.7003257800200011 14.0000 0.070 21.9000 1.900 122.20000 1.7003257800200012 14.0500 0.070 22.4000 1.600 122.10000 1.7003257800200013 14.3300 0.090 25.4000 1.400 119.10000 1.7003257800200014 14.6000 0.110 26.1000 1.100 114.20000 1.6003257800200015 14.8000 0.110 26.0000 1.100 112.30000 1.3003257800200016 ENDDATA 9 0 3257800200017 ENDSUBENT 16 0 3257800299999 ENDENTRY 2 0 3257899999999