ENTRY 31665 20101216 31483166500000001 SUBENT 31665001 20101216 31483166500100001 BIB 17 52 3166500100002 TITLE Measurements of activation cross-sections for 3166500100003 165Ho(n,2n)164gHo and 180W(n,2n)179gW reactions 3166500100004 induced by neutrons around 14 MeV 3166500100005 AUTHOR (Kaihong Fang, Yang Xiang, Yuncheng Han, 3166500100006 Xiangzhong Kong, Tieshan Wang, Rong Liu, Li Jiang) 3166500100007 INSTITUTE (3CPRLNZ,3CPRNPC) 3166500100008 REFERENCE (J,RM,44,68,2009) 3166500100009 FACILITY (FNS,3CPRNPC) K-400 Intense Neutron Generator 3166500100010 INC-SOURCE (D-T) a flux rate yield of about 3 x 10**10 - 3166500100011 4x10**10 n/s. The solid tritium-titanium (T-Ti) target3166500100012 used in the generator was about 2.18 mg/cm2 thick. 3166500100013 SAMPLE All the samples (holmium powder of 99.9% purity, 3166500100014 tungsten powder of 99.8% purity) and columbium 3166500100015 (monitor 99.99%) were made into round disks with a 3166500100016 diameter of 2.0 cm, the thickness of samples was 1.5 3166500100017 mm and 1.7 mm, the thickness of columbium was 3166500100018 0.3-0.5 mm. 3166500100019 Each of samples was sandwiched between two Nb foils. 3166500100020 METHOD (ACTIV,GSPEC) 3166500100021 MONITOR (41-NB-93(N,2N)41-NB-92-M,,SIG) 3166500100022 DECAY-MON (41-NB-92-M,10.15D,DG,934.44,0.99074) 3166500100023 MONIT-REF (,V.E.Lewis+,J,NIM,174,141,1980) 3166500100024 DETECTOR (HPGE) The activated samples were studied for their 3166500100025 gamma-activities by a low background, high efficiency 3166500100026 gamma-ray spectrometry, using a well calibrated 3166500100027 GEM-60P coaxial high-purity germanium (HPGe) detector 3166500100028 (crystal diam.: 70.1 mm, crystal length: 72.3 mm) with3166500100029 a relative efficiency of ~68% and an energy resolutio3166500100030 of ~1.7 keV (FWHM) at 1.33 MeV. 3166500100031 ERR-ANALYS (ERR-T) Total uncertainties consist: 3166500100032 * mainly from statistic uncertainty (4% for tungsten),3166500100033 (ERR-1) the error of detector's efficiency (2.5%); 3166500100034 (ERR-2) the errors from correction factors 3166500100035 of self-absorption (3.5%); 3166500100036 * the errors transmitted from the corresponding 3166500100037 excited states, 3166500100038 * the errors transmitted from every element, 3166500100039 in formula of cross-section calculation. 3166500100040 However, errors caused by the uncertainties of the 3166500100041 abundance of target isotope and half-live of products 3166500100042 were not calculated. 3166500100043 (EN-ERR) Energy uncertainty 3166500100044 CORRECTION Corrected for contribution of isomeric transition 3166500100045 REL-REF (M,31619001,Luo Junhua+,J,ARI,66,1920,2008) 3166500100046 Correction for contribution of isomeric transition 3166500100047 (M,,Zhou Fengqun+,J,PHE,29,741,2005) 3166500100048 Correction for contribution of isomeric transition 3166500100049 (M,32652001,Zhou Fengqun+,J,ARI,64,815,2006) 3166500100050 Correction for contribution of isomeric transition 3166500100051 STATUS (TABLE) Table 2 of Radiation Measurements 44(2009)68 3166500100052 HISTORY (20090319C) SD 3166500100053 (20101216A) On. CORRECTION and REL-REF added 3166500100054 ENDBIB 52 0 3166500100055 COMMON 2 3 3166500100056 ERR-1 ERR-2 3166500100057 PER-CENT PER-CENT 3166500100058 2.5 3.5 3166500100059 ENDCOMMON 3 0 3166500100060 ENDSUBENT 59 0 3166500199999 SUBENT 31665002 20101216 31483166500200001 BIB 3 4 3166500200002 REACTION (67-HO-165(N,2N)67-HO-164-G,,SIG) 3166500200003 DECAY-DATA (67-HO-164-M,37.5MIN,DG,94.0,0.00137) 3166500200004 (67-HO-164-G,29.MIN,DG,73.4,0.020) 3166500200005 HISTORY (20101216A) On. SF4: -M -> -G 3166500200006 ENDBIB 4 0 3166500200007 NOCOMMON 0 0 3166500200008 DATA 4 2 3166500200009 EN EN-ERR DATA ERR-T 3166500200010 MEV MEV MB MB 3166500200011 14.1 0.2 513. 58. 3166500200012 14.6 0.3 449. 61. 3166500200013 ENDDATA 4 0 3166500200014 ENDSUBENT 13 0 3166500299999 SUBENT 31665003 20090319 31363166500300001 BIB 3 4 3166500300002 REACTION (74-W-180(N,2N)74-W-179-G,,SIG) 3166500300003 DECAY-DATA (74-W-179-M,6.40MIN,DG,221.5,0.0851) 3166500300004 (74-W-179-G,37.05MIN,DG,133.84,0.00111) 3166500300005 ERR-ANALYS (ERR-S) statistic uncertainty 3166500300006 ENDBIB 4 0 3166500300007 COMMON 1 3 3166500300008 ERR-S 3166500300009 PER-CENT 3166500300010 4.0 3166500300011 ENDCOMMON 3 0 3166500300012 DATA 4 2 3166500300013 EN EN-ERR DATA ERR-T 3166500300014 MEV MEV MB MB 3166500300015 13.5 0.3 1239. 368. 3166500300016 14.1 0.2 1361. 357. 3166500300017 ENDDATA 4 0 3166500300018 ENDSUBENT 17 0 3166500399999 ENDENTRY 3 0 3166599999999