ENTRY 33094 20181106 31873309400000001 SUBENT 33094001 20181106 31873309400100001 BIB 11 34 3309400100002 TITLE Measurement and covariance analysis of reaction cross 3309400100003 sections for 58Ni(n,p)58Co relative to cross section 3309400100004 for formation of 97Zr fission product in 3309400100005 neutron-induced fission of 232Th and 238U at 3309400100006 effective neutron energies En=5.89, 10.11, and 3309400100007 15.87 MeV 3309400100008 AUTHOR (B.S.Shivashankar, S.Ganesan, H.Naik, 3309400100009 S.V.Suryanarayana, N.S.Nair, K.M.Prasad) 3309400100010 INSTITUTE (3INDTRM,3INDMNP) 3309400100011 REFERENCE (J,NSE,179,423,2015) 3309400100012 FACILITY (VDGT,3INDTRM) 14 UD Pelletron Accelerator 3309400100013 INC-SOURCE (P-LI7) Natural lithium (3.2 mg/cm2 thick) sandwiched 3309400100014 between two Ta foils (3.9 mg/cm2 thick for front, 3309400100015 0.025 mm thick for back). 3309400100016 SAMPLE Natural thorium and uranium metal foil (as flux 3309400100017 monitors) and natural Ni foil (1 cm x 1 cm). 3309400100018 The U-Th-Ni stack was mounted at 0 deg w.r.t the beam 3309400100019 direction at a distance of 2.1 cm from the location 3309400100020 of the Ta-Li-Ta stack. 3309400100021 DETECTOR (HPGE) High-purity germanium detector coupled with a 3309400100022 personal computer based 4 K multichannel analyzer. 3309400100023 METHOD (ACTIV) Irradiated for 15 h (5.9 MeV), 4 h (10.1 MeV), 3309400100024 and 5 h (15.9 MeV), and cooled for about 2 hr. 3309400100025 ADD-RES Weighted average of 58Ni(n,p)58Co cross sections 3309400100026 normalized 232Th(n,f)97Zr and 238U(n,f)97Zr: 3309400100027 ------------------------------------------------ 3309400100028 En (MeV) sig (b) Covariancex100 (b**2) 3309400100029 ------------------------------------------------ 3309400100030 5.8883 0.4810+/-0.0386 0.1489 3309400100031 10.1126 0.6709+/-0.0429 0.0145 0.1838 3309400100032 15.8673 0.1864+/-0.0146 0.0045 0.0056 0.0215 3309400100033 ------------------------------------------------ 3309400100034 HISTORY (20170303C) Compiled by Rebecca Lalnuntluangi 3309400100035 (20181106A) On. Major revision in 002. 003 added. 3309400100036 ENDBIB 34 0 3309400100037 NOCOMMON 0 0 3309400100038 ENDSUBENT 37 0 3309400199999 SUBENT 33094002 20181106 31873309400200001 BIB 7 17 3309400200002 REACTION (28-NI-58(N,P)27-CO-58,,SIG) 3309400200003 DECAY-DATA (27-CO-58-G,70.86D,DG,810.77) 3309400200004 MONITOR ((MONIT1)90-TH-232(N,F)40-ZR-97,CUM,FY) 3309400200005 ((MONIT2)90-TH-232(N,F),,SIG) 3309400200006 DECAY-MON (40-ZR-97,16.91HR,DG,743.36,0.92999) 3309400200007 ERR-ANALYS (EN-ERR) Neutron energy resolution (FWHM) 3309400200008 corresponding to the 7Li(p,n0)7Be neutron 3309400200009 distribution divided by 2.355 3309400200010 (ERR-T) Uncertainties due to 3309400200011 - gamma-ray peak counts 3309400200012 - number of sample atoms 3309400200013 - gamma abundance 3309400200014 - detection efficiency 3309400200015 - decay constant 3309400200016 STATUS (TABLE) Table X of Nucl.Sci.Eng.179(2015)423 3309400200017 (COREL,33094003) Data normalized with 238U(n,f)97Zr 3309400200018 HISTORY (20181106A) On. Data obtained with 232Th foil adopted. 3309400200019 ENDBIB 17 0 3309400200020 COMMON 2 3 3309400200021 MONIT1 MONIT1-ERR 3309400200022 PRD/FIS PRD/FIS 3309400200023 0.0340 0.0014 3309400200024 ENDCOMMON 3 0 3309400200025 DATA 6 3 3309400200026 EN EN-ERR DATA ERR-T MONIT2 MONIT2-ERR 3309400200027 MEV MEV B B B B 3309400200028 5.8883 0.1194 0.4128 0.0453 0.1507 0.0036 3309400200029 10.1126 0.0563 0.5792 0.0566 0.3169 0.0073 3309400200030 15.8673 0.1297 0.1640 0.0168 0.4502 0.0145 3309400200031 ENDDATA 5 0 3309400200032 ENDSUBENT 31 0 3309400299999 SUBENT 33094003 20181106 31873309400300001 BIB 7 17 3309400300002 REACTION (28-NI-58(N,P)27-CO-58,,SIG) 3309400300003 DECAY-DATA (27-CO-58-G,70.86D,DG,810.77) 3309400300004 MONITOR ((MONIT1)92-U-238(N,F)40-ZR-97,CUM,FY) 3309400300005 ((MONIT2)92-U-238(N,F),,SIG) 3309400300006 DECAY-MON (40-ZR-97,16.91HR,DG,743.36,0.92999) 3309400300007 ERR-ANALYS (EN-ERR) Neutron energy resolution (FWHM) 3309400300008 corresponding to the 7Li(p,n0)7Be neutron 3309400300009 distribution divided by 2.355 3309400300010 (ERR-T) Uncertainties due to 3309400300011 - gamma-ray peak counts 3309400300012 - number of sample atoms 3309400300013 - gamma abundance 3309400300014 - detection efficiency 3309400300015 - decay constant 3309400300016 STATUS (TABLE) Table X of Nucl.Sci.Eng.179(2015)423 3309400300017 (COREL,33094002) Data normalized with 232Th(n,f)97Zr 3309400300018 HISTORY (20181106C) On 3309400300019 ENDBIB 17 0 3309400300020 COMMON 2 3 3309400300021 MONIT1 MONIT1-ERR 3309400300022 PRD/FIS PRD/FIS 3309400300023 0.0537 0.0012 3309400300024 ENDCOMMON 3 0 3309400300025 DATA 6 3 3309400300026 EN EN-ERR DATA ERR-T MONIT2 MONIT2-ERR 3309400300027 MEV MEV B B B B 3309400300028 5.8883 0.1194 0.5447 0.0445 0.5860 0.0057 3309400300029 10.1126 0.0563 0.7108 0.0458 1.0014 0.0096 3309400300030 15.8673 0.1297 0.2034 0.0159 1.2985 0.0170 3309400300031 ENDDATA 5 0 3309400300032 ENDSUBENT 31 0 3309400399999 ENDENTRY 3 0 3309499999999