ENTRY 20300 20101107 22252030000000001 SUBENT 20300001 20101107 22252030000100001 BIB 6 18 2030000100002 INSTITUTE (2JPNKTO) 2030000100003 (2JPNJAE) last 2 author's address. 2030000100004 REFERENCE (R,KURRI-AR-6,1,1973) 2030000100005 Annu.Rep.Res.Reactor Inst., Kyoto Univ. 2030000100006 (P,EANDC(J)-26,39,1972) Prog.rep. for Np-237 and Th-2322030000100007 AUTHOR (K.Kobayashi, I.Kimura, H.Gotoh, H.Yagi) 2030000100008 TITLE -Measurement of the cross section for the Np-237(n,f) 2030000100009 reaction.- 2030000100010 SAMPLE Electrodeposited Np237-oxide on stainless steel back- 2030000100011 ing. Chemical purification was done. Alpha contaminant2030000100012 from Pu-239 and Pu238-Am241 is less than 0.1%. 2030000100013 Thickness about 15 micr-g/cm2. 2030000100014 HISTORY (19731220C) 2030000100015 (19740626E) 2030000100016 (19840106U) A.P.T. Japan code changed to JPN 2030000100017 (19840106E) 2030000100018 (20101107A) SD:Updated to new date formats,lower case, 2030000100019 corrected according to last EXFOR rules and Dict. 2030000100020 ENDBIB 18 0 2030000100021 NOCOMMON 0 0 2030000100022 ENDSUBENT 21 0 2030000199999 SUBENT 20300002 20101107 22252030000200001 BIB 11 18 2030000200002 REACTION (93-NP-237(N,F),,SIG) 2030000200003 FACILITY (VDG,2JPNJAE) 2 MeV Van de Graaff accelerator at JAERI.2030000200004 INC-SOURCE (D-D ) D(d,n)He-3 reaction. Gas and metal target. 2030000200005 METHOD Counting in fission chamber. 2030000200006 DETECTOR (SOLST) Silicon detector in the chamber. 2030000200007 MONITOR (49-IN-115(N,INL)49-IN-115,,SIG) 2030000200008 MONIT-REF (,Kobayashi+,J,JNE,22,741,1973) 2030000200009 Kobayashi et al.,J.Nucl.Energy,22(1973)741. 2030000200010 Previous results with proton recoil to determine 2030000200011 the neutron-flux. 2030000200012 PART-DET (FF ) Fission fragments. 2030000200013 FLAG (1.) Metal target 2030000200014 ERR-ANALYS (ERR-T) Total error is given. 2030000200015 (ERR-1) Uncertainty of n-flux(5%) and of 2030000200016 sample thickness. 2030000200017 (ERR-S,5.,8.) Statistical error of 5 to 8%. 2030000200018 STATUS (TABLE) Data from table 2 of Annu.Rep.Res.Reactor Inst.2030000200019 Kyoto Univ. 6(1973)1. 2030000200020 ENDBIB 18 0 2030000200021 COMMON 1 3 2030000200022 ERR-1 2030000200023 PER-CENT 2030000200024 5. 2030000200025 ENDCOMMON 3 0 2030000200026 DATA 5 7 2030000200027 EN EN-RSL DATA ERR-T FLAG 2030000200028 MEV PER-CENT B B NO-DIM 2030000200029 3.5000E+00 5.0000E-01 1.6500E+00 1.7000E-01 2030000200030 4.0000E+00 5.0000E-01 1.6000E+00 1.5000E-01 2030000200031 4.2000E+00 6.0000E+00 1.6200E+00 1.3000E-01 1.0000E+00 2030000200032 4.3000E+00 5.0000E-01 1.5400E+00 1.4000E-01 2030000200033 4.5000E+00 5.0000E-01 1.6300E+00 1.2000E-01 2030000200034 4.5000E+00 6.0000E+00 1.6700E+00 1.3000E-01 1.0000E+00 2030000200035 4.9000E+00 5.0000E-01 1.5300E+00 1.1000E-01 2030000200036 ENDDATA 9 0 2030000200037 ENDSUBENT 36 0 2030000299999 SUBENT 20300003 20101107 22252030000300001 BIB 10 15 2030000300002 REACTION (93-NP-237(N,F),,SIG,,FIS) 2030000300003 FACILITY (REAC,2JPNKTO) Kyoto Univ. Reactor of 5 MW. 2030000300004 INC-SPECT Fission-type reactor spectrum. 2030000300005 METHOD Counting in fission chamber. 2030000300006 DETECTOR (SOLST) Silicon detector in the chamber. 2030000300007 MONITOR (49-IN-115(N,INL)49-IN-115,,SIG) 2030000300008 Average cross-section of 175 +- 6 mb, 2030000300009 MONIT-REF (,Kobayashi+,J,JNE,22,741,1973) 2030000300010 Kobayashi et al.,J.Nucl.Energy,22(1973)741. previous 2030000300011 result with Ge(Li) counter for monitoring of n-flux. 2030000300012 PART-DET (FF ) Fission fragments. 2030000300013 ERR-ANALYS (DATA-ERR) Error includes the uncertainties of n-flux 2030000300014 measurement statistical error and of mass of Np-sample.2030000300015 STATUS (TABLE) Data from table 3 of Annu.Rep.Res.Reactor 2030000300016 Inst. Kyoto Univ. 6(1973)1. 2030000300017 ENDBIB 15 0 2030000300018 NOCOMMON 0 0 2030000300019 DATA 5 1 2030000300020 EN-DUMMY DATA DATA-ERR MONIT MONIT-ERR 2030000300021 MEV B B MB MB 2030000300022 1.5 1.32 7.0000E-02 175. 6. 2030000300023 ENDDATA 3 0 2030000300024 ENDSUBENT 23 0 2030000399999 SUBENT 20300004 20101107 22252030000400001 BIB 10 19 2030000400002 REACTION (93-NP-237(N,F),,SIG,,FIS) 2030000400003 FACILITY (REAC,2JPNKTO) Kyoto Univ. Reactor of 5 MW. 2030000400004 INC-SPECT Fission neutrons from fission plate of 90% 2030000400005 enriched uranium, which was placed in the maxwellian 2030000400006 spectrum from thermal neutron facility. 2030000400007 METHOD Measurement of 1.6 MeV gamma-rays of La-140 as a 2030000400008 daughter of direct fission product Ba-140. 2030000400009 DECAY-DATA (57-LA-140,,DG,1600.) 2030000400010 DETECTOR (GELI ) Ge(Li) detector. 2030000400011 MONITOR (93-NP-237(N,F),PRE,FY) 2030000400012 5.6% mean value of works by 2030000400013 Namboodiri, von Gunten, Koehler, Benett and McElroy. 2030000400014 .Average fast n-fluxes were determined with Ni58(n,p), 2030000400015 Mg24(n,p) and Al27(n,a). 2030000400016 PART-DET (DG ) Decay gamma. 2030000400017 STATUS (TABLE) Data from table 3 of Annu.Rep.Res.Reactor 2030000400018 Inst. Kyoto Univ. 6(1973)1. 2030000400019 ERR-ANALYS (DATA-ERR) Error includes the uncertainties of n-flux 2030000400020 measurement statistical error and of mass of Np-sample.2030000400021 ENDBIB 19 0 2030000400022 NOCOMMON 0 0 2030000400023 DATA 3 1 2030000400024 EN-DUMMY DATA DATA-ERR 2030000400025 MEV B B 2030000400026 1.5000E+00 1.3300E+00 1.1000E-01 2030000400027 ENDDATA 3 0 2030000400028 ENDSUBENT 27 0 2030000499999 ENDENTRY 4 0 2030099999999