ENTRY G3125 20170502 G038G312500000001 SUBENT G3125001 20170502 G038G312500100001 BIB 12 31 G312500100002 TITLE Measurement of isomeric yield ratios of 86m,gY, G312500100003 87m,gY, and 89m,gZr in the photonuclear reactions of G312500100004 89Y and natZr at the end-point bremsstrahlung energies G312500100005 of 45 and 55 MeV G312500100006 AUTHOR (M.Tatari, G.N.Kim, H.Naik, K.Kim, S.C.Yang, M.Zaman, G312500100007 S.G.Shin, Y.U.Kye, M.H.Cho) G312500100008 INSTITUTE (3KORKNU,3INDTRM,3KORPUE) G312500100009 (3IRNIRN) University of Yazd, Yazd G312500100010 REFERENCE (J,NIM/B,344,76,2015) G312500100011 FACILITY (LINAC,3KORPUE) Pohang Accelerator Laboratory (PAL) G312500100012 INC-SOURCE (BRST) Pulsed electron beam on thin tungsten target G312500100013 (Size 100 x 100 mm, thickness 0.1 mm) G312500100014 METHOD (ACTIV) Irradiated for 20 - 30 min, 10 - 35 mA, G312500100015 repetition rate of 3.75 Hz and a pulse width of 1.5 G312500100016 micro-sec G312500100017 (GSPEC) Started after the cooling time (1 - 2 min) G312500100018 DETECTOR (HPGE) Energy resolution of 1.8 keV FWHM at 1332.5 keV G312500100019 of 60Co and relative detection efficiency of 20% at G312500100020 1332.5 keV relative to 7.6 cm in diameter and 7.6 cm G312500100021 in length NaI(Tl) detector G312500100022 REL-REF (R,,R.B.Firestone+,B,FIRESTONE,,1998) G312500100023 Decay data updated on CD-ROM G312500100024 ERR-ANALYS (ERR-1,3.,4.) detector efficiency (3-4%) G312500100025 (ERR-2,3.,4.) photo-peak selection (3-4%) G312500100026 (ERR-3) electron beam energy (~1%) G312500100027 (ERR-4) gamma-ray self-absorption (1%) G312500100028 (ERR-5,1.,2.) sample to detector position (1-2%) G312500100029 (ERR-6,0.,1.) irradiation and cooling time (0-1%) G312500100030 STATUS (TABLE) Table 2 of Nucl.Instrum.Meth.B,344,76,2015 G312500100031 (APRVD) Approved by G.N.Kim (2017-05-16) G312500100032 HISTORY (20170502C) S.C.Yang G312500100033 ENDBIB 31 0 G312500100034 COMMON 2 3 G312500100035 ERR-3 ERR-4 G312500100036 PER-CENT PER-CENT G312500100037 1. 1. G312500100038 ENDCOMMON 3 0 G312500100039 ENDSUBENT 38 0 G312500199999 SUBENT G3125002 20170502 G038G312500200001 BIB 4 9 G312500200002 REACTION (39-Y-89(G,2N)39-Y-87-M/G,,SIG/RAT,,BRA) G312500200003 DECAY-DATA (39-Y-87-M,13.37HR,DG,380.79,0.78) 9/2+ G312500200004 (39-Y-87-G,79.8HR,DG,484.805,0.897) 1/2- G312500200005 SAMPLE Y foil G312500200006 (purity: 99.9%, thickness: 0.1 mm, area: 1.0 cm**2) G312500200007 ERR-ANALYS (ERR-T) total uncertainty (6.4-6.7%) G312500200008 (ERR-S,0.5,2.) statistical uncertainty (0.5-2%) G312500200009 (ERR-7) half-life (0.4%) G312500200010 (ERR-8,0.,7.) branching ratio (0-7%) G312500200011 ENDBIB 9 0 G312500200012 COMMON 1 3 G312500200013 ERR-7 G312500200014 PER-CENT G312500200015 0.4 G312500200016 ENDCOMMON 3 0 G312500200017 DATA 3 2 G312500200018 EN-MAX DATA ERR-T G312500200019 MEV NO-DIM NO-DIM G312500200020 45. 0.497 0.033 G312500200021 55. 0.583 0.037 G312500200022 ENDDATA 4 0 G312500200023 ENDSUBENT 22 0 G312500299999 SUBENT G3125003 20170502 G038G312500300001 BIB 4 9 G312500300002 REACTION (39-Y-89(G,3N)39-Y-86-M/G,,SIG/RAT,,BRA) G312500300003 DECAY-DATA (39-Y-86-M,48.MIN,DG,208.1,0.94) 8+ G312500300004 (39-Y-86-G,14.74HR,DG,1076.34,0.83) 4- G312500300005 SAMPLE Y foil G312500300006 (purity: 99.9%, thickness: 0.1 mm, area: 1.0 cm**2) G312500300007 ERR-ANALYS (ERR-T) total uncertainty (6-12.8%) G312500300008 (ERR-S,0.5,4.) statistical uncertainty (0.5-4%) G312500300009 (ERR-7) half-life (2.1%) G312500300010 (ERR-8,0.,6.) branching ratio (0-6%) G312500300011 ENDBIB 9 0 G312500300012 COMMON 1 3 G312500300013 ERR-7 G312500300014 PER-CENT G312500300015 2.1 G312500300016 ENDCOMMON 3 0 G312500300017 DATA 3 2 G312500300018 EN-MAX DATA ERR-T G312500300019 MEV NO-DIM NO-DIM G312500300020 45. 0.199 0.026 G312500300021 55. 0.235 0.014 G312500300022 ENDDATA 4 0 G312500300023 ENDSUBENT 22 0 G312500399999 SUBENT G3125004 20170502 G038G312500400001 BIB 4 9 G312500400002 REACTION (40-ZR-0(G,X)40-ZR-89-G/M,,SIG/RAT,,BRA) G312500400003 DECAY-DATA (40-ZR-89-M,4.18MIN,DG,587.83,0.938) 1/2- G312500400004 (40-ZR-89-G,78.41HR,DG,909.14,1.00) 9/2+ G312500400005 SAMPLE Natural Zr foil G312500400006 (purity: 99.2%, thickness: 0.1 mm, area: 1.0 cm**2) G312500400007 ERR-ANALYS (ERR-T) total uncertainty (5.8-5.9%) G312500400008 (ERR-S,1.,2.) statistical uncertainty (1-2%) G312500400009 (ERR-7) half-life (0.3%) G312500400010 (ERR-8,0.,2.) branching ratio (0-2%) G312500400011 ENDBIB 9 0 G312500400012 COMMON 1 3 G312500400013 ERR-7 G312500400014 PER-CENT G312500400015 0.3 G312500400016 ENDCOMMON 3 0 G312500400017 DATA 3 2 G312500400018 EN-MAX DATA ERR-T G312500400019 MEV NO-DIM NO-DIM G312500400020 45. 0.797 0.047 G312500400021 55. 0.854 0.049 G312500400022 ENDDATA 4 0 G312500400023 ENDSUBENT 22 0 G312500499999 SUBENT G3125005 20170502 G038G312500500001 BIB 4 9 G312500500002 REACTION (40-ZR-0(G,X)39-Y-87-M/G,,SIG/RAT,,BRA) G312500500003 DECAY-DATA (39-Y-87-M,13.37HR,DG,380.79,0.78) 9/2+ G312500500004 (39-Y-87-G,79.8HR,DG,484.805,0.897) 1/2- G312500500005 SAMPLE Natural Zr foil G312500500006 (purity: 99.2%, thickness: 0.1 mm, area: 1.0 cm**2) G312500500007 ERR-ANALYS (ERR-T) total uncertainty (15.7-15.8%) G312500500008 (ERR-S,1.,4.) statistical uncertainty (1-4%) G312500500009 (ERR-7) half-life (0.4%) G312500500010 (ERR-8,0.,7.) branching ratio (0-7%) G312500500011 ENDBIB 9 0 G312500500012 COMMON 1 3 G312500500013 ERR-7 G312500500014 PER-CENT G312500500015 0.4 G312500500016 ENDCOMMON 3 0 G312500500017 DATA 3 2 G312500500018 EN-MAX DATA ERR-T G312500500019 MEV NO-DIM NO-DIM G312500500020 45. 0.931 0.147 G312500500021 55. 1.105 0.173 G312500500022 ENDDATA 4 0 G312500500023 ENDSUBENT 22 0 G312500599999 SUBENT G3125006 20170502 G038G312500600001 BIB 4 9 G312500600002 REACTION (40-ZR-0(G,X)39-Y-86-M/G,,SIG/RAT,,BRA) G312500600003 DECAY-DATA (39-Y-86-M,48.MIN,DG,208.1,0.94) 8+ G312500600004 (39-Y-86-G,14.74HR,DG,1076.34,0.83) 4- G312500600005 SAMPLE Natural Zr foil G312500600006 (purity: 99.2%, thickness: 0.1 mm, area: 1.0 cm**2) G312500600007 ERR-ANALYS (ERR-T) total uncertainty (19.1%) G312500600008 (ERR-S,2.,6.) statistical uncertainty (2-6%) G312500600009 (ERR-7) half-life (2.1%) G312500600010 (ERR-8,0.,6.) branching ratio (0-6%) G312500600011 ENDBIB 9 0 G312500600012 COMMON 1 3 G312500600013 ERR-7 G312500600014 PER-CENT G312500600015 2.1 G312500600016 ENDCOMMON 3 0 G312500600017 DATA 3 1 G312500600018 EN-MAX DATA ERR-T G312500600019 MEV NO-DIM NO-DIM G312500600020 55. 0.298 0.057 G312500600021 ENDDATA 3 0 G312500600022 ENDSUBENT 21 0 G312500699999 ENDENTRY 6 0 G312599999999