ENTRY 32535 20090822 31393253500000001 SUBENT 32535001 20090822 31393253500100001 BIB 15 42 3253500100002 TITLE Fast neutron radiative capture cross sections of 3253500100003 natural niobium and molybdenum 3253500100004 AUTHOR (Yunshan Mu,Haishan Xu,Zhengyu Xiang,Yexiang Li, 3253500100005 Shiming Wang,Jianfeng Liu) 3253500100006 INSTITUTE (3CPRSIU) 3253500100007 REFERENCE (J,NSE,108,(3),302,199107) 3253500100008 FACILITY (VDG,3CPRSIU) 2.5-MV Van-de-Graaff. 3253500100009 INC-SOURCE (P-T) tritium target consists 1.4 mg/cm2 tritium 3253500100010 adsorbed in titanium deposited on a molybdenum backing.3253500100011 DETECTOR (STANK)Large liquid scintillation detector(680 l). 3253500100012 (LONGC)neutron flux monitored by long counter. 3253500100013 PART-DET (G) Prompt capture gamma-rays detected with large 3253500100014 liquid scintillation detector 3253500100015 METHOD (TOF) 3253500100016 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 3253500100017 the gold sample weighted 118.70g with purity of > 99.9%3253500100018 the following reference values was adopted in the cross3253500100019 section calculation 3253500100020 En MONIT 3253500100021 MeV mb 3253500100022 0.7 101.0 3253500100023 0.8 90.8 3253500100024 0.9 85.5 3253500100025 1.0 83.0 3253500100026 1.2 76.0 3253500100027 1.4 71.5 3253500100028 MONIT-REF (,S.F.Mughabghab,R,BNL-NCS-21774,1976) 3253500100029 CORRECTION Corrections of multiple scattering in samples 3253500100030 were made with Monte-Carlo method. 3253500100031 ERR-ANALYS (ERR-T) Total errors are +- 10-12%,including 3253500100032 uncertainties from following (in %): 3253500100033 (ERR-1,5.,8.) extrapolation to zero pulse height (5-8),3253500100034 (MONIT-ERR) standard cross sections (7), 3253500100035 (ERR-2) correction of multiple scattering in sample (2)3253500100036 (ERR-3) efficiency of detector (2), 3253500100037 (ERR-4,1.,2.) background subtraction (1-2),and 3253500100038 (ERR-S,2.,4.) counting statistics (2-4). 3253500100039 STATUS (TABLE) Data taken from J.Nucl.Sci.Eng.,108,(3), 3253500100040 302(1991),Table II. 3253500100041 HISTORY (19910612C)Compiled by authors,corrected and checked by3253500100042 Liang Qichang and Yu Hongwei 3253500100043 (20090730A) SD:Updated to new date formats,lower case. 3253500100044 ENDBIB 42 0 3253500100045 COMMON 3 3 3253500100046 MONIT-ERR ERR-2 ERR-3 3253500100047 PER-CENT PER-CENT PER-CENT 3253500100048 7.0 2.0 2.0 3253500100049 ENDCOMMON 3 0 3253500100050 ENDSUBENT 49 0 3253500199999 SUBENT 32535002 20090822 31393253500200001 BIB 2 3 3253500200002 REACTION (41-NB-93(N,G)41-NB-94,,SIG) 3253500200003 SAMPLE Purity 99.9% metal disc, weight 3253500200004 94.86 grams,and 9 cm diam. 3253500200005 ENDBIB 3 0 3253500200006 NOCOMMON 0 0 3253500200007 DATA 4 4 3253500200008 EN EN-RSL DATA ERR-T 3253500200009 MEV MEV MB MB 3253500200010 0.73 0.06 50.5 5.5 3253500200011 0.97 0.09 38.7 3.9 3253500200012 1.12 0.08 25.1 2.7 3253500200013 1.37 0.08 20.3 2.3 3253500200014 ENDDATA 6 0 3253500200015 ENDSUBENT 14 0 3253500299999 SUBENT 32535003 20090822 31393253500300001 BIB 2 3 3253500300002 REACTION (42-MO-0(N,G),,SIG) 3253500300003 SAMPLE Purity 99.9% metal disc, 3253500300004 weight 86.07 grams,and 9 cm diam. 3253500300005 ENDBIB 3 0 3253500300006 NOCOMMON 0 0 3253500300007 DATA 4 4 3253500300008 EN EN-RSL DATA ERR-T 3253500300009 MEV MEV MB MB 3253500300010 0.73 0.06 37.7 4.1 3253500300011 0.97 0.09 26.7 2.7 3253500300012 1.12 0.08 21.5 2.4 3253500300013 1.37 0.08 20.6 2.3 3253500300014 ENDDATA 6 0 3253500300015 ENDSUBENT 14 0 3253500399999 ENDENTRY 3 0 3253599999999