ENTRY 22977 20141019 22422297700000001 SUBENT 22977001 20141019 22422297700100001 BIB 12 29 2297700100002 TITLE Emission probabilities of gamma rays from the decay 2297700100003 of 233Pa and 238Np, and the thermal neutron capture 2297700100004 cross section of 237Np 2297700100005 AUTHOR (H.Harada, S.Nakamura, M.Ohta, T.Fujii, H.Yamana) 2297700100006 INSTITUTE (2JPNJAE,2JPNKTO) 2297700100007 REFERENCE (J,NST,43,1289,2006) 2297700100008 FACILITY (REAC,2JPNKTO) Pneumatic tube facility of KUR 2297700100009 SAMPLE 237Np standardized HCl solution (2.5 micro-liter, 2297700100010 ~130 Bq) on a quartz plate (30 mm x 10 mm x 2 mm) 2297700100011 covered with an acrylic capsule and wrapped with 2297700100012 a pure Al foil with neutron flux monitor (Au/Al and 2297700100013 Co/Al). 2297700100014 The alpha activity of the solution was determined by 2297700100015 a silicon surface barrier detector (19.5 mm diam.) 2297700100016 METHOD (ACTIV) Irradiated for 3600 sec 2297700100017 (ASPEC) 238Pu alpha activity measured for 5 to 14 hrs 2297700100018 (GSPEC) Monitor wire activity measured for 5 to 7 hrs 2297700100019 DETECTOR (SIBAR) To measure alpha activity of 237Np and 238Pu 2297700100020 (HPGE) To measure gamma rays from monitor wires 2297700100021 MONITOR ((MONIT1)27-CO-59(N,G)27-CO-60,,SIG) 2297700100022 ((MONIT2)79-AU-197(N,G)79-AU-198,,SIG) 2297700100023 DECAY-MON ((MONIT1)27-CO-60-G,5.271YR,DG,1173.,0.9990, 2297700100024 DG,1333.,0.9998) 2297700100025 ((MONIT2)79-AU-198-G,2.695D,DG,412.,0.955) 2297700100026 ADD-RES (DECAY) Igamma(233Pa, 312 keV)=41.6+/-0.9%, 2297700100027 Igamma(238Np, 984 keV)=25.2+/-0.5%. 2297700100028 HISTORY (20071213C) SM 2297700100029 (20081103U) Corrections in SAN 002 - SM 2297700100030 (20141019A) On. Re-compiled (001-004). 2297700100031 ENDBIB 29 0 2297700100032 COMMON 4 3 2297700100033 MONIT1 MONIT1-ERR MONIT2 MONIT2-ERR 2297700100034 B B B B 2297700100035 37.18 0.06 98.65 0.09 2297700100036 ENDCOMMON 3 0 2297700100037 ENDSUBENT 36 0 2297700199999 SUBENT 22977002 20141019 22422297700200001 BIB 7 14 2297700200002 REACTION (93-NP-237(N,G)93-NP-238,,SIG,,SPA) 2297700200003 Effective cross section 2297700200004 DECAY-DATA (93-NP-237,2.144E+6YR,A,4774.,, 2297700200005 A,4790.) 2297700200006 (93-NP-238,2.117D) 2297700200007 (94-PU-238,87.74YR,A,5456.,, 2297700200008 A,5499.) 2297700200009 RAD-DET (93-NP-237,A) 2297700200010 (94-PU-238,A) 2297700200011 ANALYSIS Average of data from four measurements 2297700200012 ERR-ANALYS (ERR-S) Statistical error 2297700200013 (ERR-T) Statistical and systematic error 2297700200014 STATUS (TABLE) Table 5 of J.Nucl.Sci.Technol.43(2006)1289 2297700200015 HISTORY (20081103U) ASSUMED keyword code corrected 2297700200016 ENDBIB 14 0 2297700200017 NOCOMMON 0 0 2297700200018 DATA 4 1 2297700200019 EN-DUMMY DATA ERR-S ERR-T 2297700200020 EV B B B 2297700200021 0.0253 198. 1. 7. 2297700200022 ENDDATA 3 0 2297700200023 ENDSUBENT 22 0 2297700299999 SUBENT 22977003 20141019 22422297700300001 BIB 5 9 2297700300002 REACTION (93-NP-237(N,G)93-NP-238,,SIG) 2297700300003 ANALYSIS Cross section determination from effective cross 2297700300004 section using Westcott convention formalism 2297700300005 (Westcott factor g=0.982, s0=6.27) 2297700300006 REL-REF (R,,S.Mughabghab,B,NEUT.CS 1B,,1984) g=0.982 given 2297700300007 (R,22835001,T.Katoh+,J,NST,40,559,2003) s0=6.27 given 2297700300008 ERR-ANALYS (ERR-T) Statistical and systematic error 2297700300009 STATUS (TABLE) Table 7 of J.Nucl.Sci.Technol.43(2006)1289 2297700300010 (DEP,22977002) Effective cross section given 2297700300011 ENDBIB 9 0 2297700300012 NOCOMMON 0 0 2297700300013 DATA 3 1 2297700300014 EN DATA ERR-T 2297700300015 EV B B 2297700300016 0.0253 169. 6. 2297700300017 ENDDATA 3 0 2297700300018 ENDSUBENT 17 0 2297700399999 SUBENT 22977004 20141019 22422297700400001 BIB 3 5 2297700400002 REACTION (93-NP-237(N,G)93-NP-238,,SIG,,,RECOM) 2297700400003 ERR-ANALYS (ERR-T) Statistical and systematic error 2297700400004 STATUS (TABLE) Text (p1296) of J.Nucl.Sci.Technol.43(2006)12892297700400005 (DEP,22977003) 169+/-6 b from this work 2297700400006 (DEP,22835001) 168+/-6 b from previous work (corrected)2297700400007 ENDBIB 5 0 2297700400008 NOCOMMON 0 0 2297700400009 DATA 3 1 2297700400010 EN DATA ERR-T 2297700400011 EV B B 2297700400012 0.0253 169. 4. 2297700400013 ENDDATA 3 0 2297700400014 ENDSUBENT 13 0 2297700499999 ENDENTRY 4 0 2297799999999