ENTRY 14158 20160830 14231415800000001 SUBENT 14158001 20160830 14231415800100001 BIB 7 11 1415800100002 TITLE Measurements of Fission Spectrum Averaged Cross 1415800100003 Sections for the 93Nb(n,n')93mNb Reaction 1415800100004 AUTHOR (J.G.Williams,C.O.Cogburn,L.N.Hodgson,S.C.Apple, 1415800100005 E.D.McGarry, G.P.Lamaze,F.J.Schima,J.W.Rogers, 1415800100006 R.J.Gehrke,J.D.Baker, F.J.Wheeler) 1415800100007 REFERENCE (S,ASTM-STP-1001,235,1989) 1415800100008 INSTITUTE (1USAUI,1USAARK,1USANIS,1USAINL) 1415800100009 COMMENT These values are provisional, pending on more 1415800100010 complete analysis of uncertainties. 1415800100011 DECAY-DATA (41-NB-93-M,16.13YR,XR) 1415800100012 HISTORY (20160830C) BP 1415800100013 ENDBIB 11 0 1415800100014 NOCOMMON 0 0 1415800100015 ENDSUBENT 14 0 1415800199999 SUBENT 14158002 20160830 14231415800200001 BIB 7 15 1415800200002 REACTION (41-NB-93(N,INL)41-NB-93-M,,SIG,,FIS) 1415800200003 SAMPLE Nb wire was bent into a circle of 9.5 mm diameter. 1415800200004 INC-SOURCE (CF252) 1415800200005 INC-SPECT These are data for 252Cf fission neutron spectrum. 1415800200006 METHOD (ACTIV,INTB) Niobium foil was irradiated with 252Cf 1415800200007 spontaneous neutron fission spectrum. Foil 1415800200008 was counted with Ge and Si(Li) spectrometers. 1415800200009 Nb-93-M decays by internal conversion from a 30 keV 1415800200010 metastable state. The niobium X-ray energies are 16.6 1415800200011 and 18.6 keV. 1415800200012 ERR-ANALYS (DATA-ERR) Incomplete analysis of uncertainties. 1415800200013 (ERR-1) Saturation factor. 1415800200014 (ERR-2) Source emission rate. 1415800200015 (ERR-3) Bias factor. 1415800200016 STATUS (TABLE) page 243. 1415800200017 ENDBIB 15 0 1415800200018 COMMON 3 3 1415800200019 ERR-1 ERR-2 ERR-3 1415800200020 PER-CENT PER-CENT PER-CENT 1415800200021 0.93 1.5 0.58 1415800200022 ENDCOMMON 3 0 1415800200023 DATA 3 1 1415800200024 EN-DUMMY DATA DATA-ERR 1415800200025 MEV MB PER-CENT 1415800200026 2.13 150.6 3.0 1415800200027 ENDDATA 3 0 1415800200028 ENDSUBENT 27 0 1415800299999 SUBENT 14158003 20160830 14231415800300001 BIB 7 15 1415800300002 REACTION (41-NB-93(N,INL)41-NB-93-M,,SIG,,FIS) 1415800300003 FACILITY (REAC,1USANBS) 1415800300004 INC-SPECT These are data for 235U fission neutron spectrum. 1415800300005 SAMPLE Nb wire coil 0.050 cm diameter. 1415800300006 METHOD (ACTIV,INTB) Niobium foil was irradiated with thermal 1415800300007 neutron-induced fission spectrum of 235U. Foil 1415800300008 was counted with Ge and Si(Li) spectrometers. 1415800300009 Nb-93-M decays by internal conversion from a 30 keV 1415800300010 metastable state. The niobium X-ray energies are 16.6 1415800300011 and 18.6 keV. 1415800300012 ERR-ANALYS (DATA-ERR) Incomplete analysis of uncertainties. 1415800300013 (ERR-1) Free field neutron fluence. 1415800300014 (ERR-2) Scattering correction. 1415800300015 (ERR-3) Half life error. 1415800300016 STATUS (TABLE) page 244. 1415800300017 ENDBIB 15 0 1415800300018 COMMON 3 3 1415800300019 ERR-1 ERR-2 ERR-3 1415800300020 PER-CENT PER-CENT PER-CENT 1415800300021 2.1 0.56 0.92 1415800300022 ENDCOMMON 3 0 1415800300023 DATA 3 1 1415800300024 EN-DUMMY DATA DATA-ERR 1415800300025 MEV MB PER-CENT 1415800300026 2.0 146.4 3.0 1415800300027 ENDDATA 3 0 1415800300028 ENDSUBENT 27 0 1415800399999 ENDENTRY 3 0 1415899999999