ENTRY G3116 20150603 G033G311600000001 SUBENT G3116001 20150603 G033G311600100001 BIB 16 39 G311600100002 TITLE Measurement of photo-neutron cross-sections of 89Y G311600100003 with bremsstrahlung energies of 45 and 55 MeV G311600100004 AUTHOR (M.Zaman, G.N.Kim, H.Naik, K.Kim, S.G.Shin, M.Tatari, G311600100005 M.H.Cho) G311600100006 INSTITUTE (3KORKNU,3INDTRM,3KORPUE) G311600100007 REFERENCE (J,JRN,299,1739,2014) G311600100008 FACILITY (LINAC,3KORPUE) Pohang Accelerator Laboratory (PAL) G311600100009 INC-SOURCE (BRST) Pulsed electron beam on thin tungsten target G311600100010 (size 10 cm x 10 cm, thickness 0.1 mm) G311600100011 SAMPLE Y foil (purity > 99.9%, thickness: 0.127 mm, G311600100012 size: 8 mm x 8 mm, weight: 39.7 mg) G311600100013 METHOD (ACTIV) Irradiated for 20-30 min with the end-point G311600100014 bremsstrahlung energies of 45 and 55 MeV G311600100015 (beam current of 30-60 mA, repetition rate of 15 Hz, G311600100016 pulse width of 1.6 micro-sec) G311600100017 (GSPEC) Started after the cooling time (2-5 min) G311600100018 DETECTOR (HPGE) Energy resolution of 1.8 keV FWHM at G311600100019 1332.5 keV peak of 60Co and detection efficiency of G311600100020 20% at 1332.5 keV relative to a NaI(Tl) detector G311600100021 MONITOR (13-AL-27(G,X)11-NA-24,,SIG,,BRA) G311600100022 - Al foil (thickness: 0.025 mm, purity > 99.99%, G311600100023 weight: 46.8 mg) G311600100024 The ratio of the photon flux above the monitor G311600100025 threshold and the flux above the reaction threshold G311600100026 was calculated by MCNP 2.6.0. G311600100027 DECAY-MON (11-NA-24,14.95HR,DG,1368.633,1.00) G311600100028 MONIT-REF (,V.Di Napoli+,J,NCL,1,835,1971) G311600100029 REL-REF (R,,J.Blachot+,J,APH,6,3,1981) Decay data G311600100030 (R,,E.Browne+,B,BROWNE,,1986) Decay data G311600100031 (R,,R.B.Firestone+,B,FIRESTONE,,1999) WWW Version 2.1, G311600100032 Decay data G311600100033 ERR-ANALYS (ERR-T) Total uncertainty (8-15%) G311600100034 (ERR-S,5.,10.) Statistical uncertainty (5-10%) G311600100035 (ERR-1) irradiation time (~0.5%) G311600100036 (ERR-2) detection efficiency calibration (~4%) G311600100037 (ERR-3,5.,10.) photon flux (5-10%) G311600100038 (ERR-4) half-life and gamma-ray abundance (~1%) G311600100039 STATUS (APRVD) Approved by G.N.Kim (2015-06-05) G311600100040 HISTORY (20150603C) S.C.Yang G311600100041 ENDBIB 39 0 G311600100042 COMMON 3 3 G311600100043 ERR-1 ERR-2 ERR-4 G311600100044 PER-CENT PER-CENT PER-CENT G311600100045 0.5 4. 1. G311600100046 ENDCOMMON 3 0 G311600100047 ENDSUBENT 46 0 G311600199999 SUBENT G3116002 20150603 G033G311600200001 BIB 3 3 G311600200002 REACTION (39-Y-89(G,N)39-Y-88,,SIG,,BRA) G311600200003 DECAY-DATA (39-Y-88,106.65D,DG,898.042,0.937) G311600200004 STATUS (TABLE) Table 2 of J.Radioanal.Nucl.Chem.299,1739,2014 G311600200005 ENDBIB 3 0 G311600200006 NOCOMMON 0 0 G311600200007 DATA 5 2 G311600200008 EN-MAX DATA ERR-T MONIT MONIT-ERR G311600200009 MEV MB MB MB MB G311600200010 45. 52.89 7.23 0.045 0.004 G311600200011 55. 36.534 5.24 0.092 0.008 G311600200012 ENDDATA 4 0 G311600200013 ENDSUBENT 12 0 G311600299999 SUBENT G3116003 20150603 G033G311600300001 BIB 3 4 G311600300002 REACTION (39-Y-89(G,2N)39-Y-87,,SIG,,BRA) M+G G311600300003 DECAY-DATA (39-Y-87-G,79.8HR,DG,484.80,0.897) G311600300004 (39-Y-87-M,13.37HR,DG,380.79,0.780) G311600300005 STATUS (TABLE) Table 2 of J.Radioanal.Nucl.Chem.299,1739,2014 G311600300006 ENDBIB 4 0 G311600300007 NOCOMMON 0 0 G311600300008 DATA 5 2 G311600300009 EN-MAX DATA ERR-T MONIT MONIT-ERR G311600300010 MEV MB MB MB MB G311600300011 45. 6.00 0.81 0.045 0.004 G311600300012 55. 5.42 0.77 0.092 0.008 G311600300013 ENDDATA 4 0 G311600300014 ENDSUBENT 13 0 G311600399999 SUBENT G3116004 20150603 G033G311600400001 BIB 3 4 G311600400002 REACTION (39-Y-89(G,3N)39-Y-86,,SIG,,BRA) M+G G311600400003 DECAY-DATA (39-Y-86-G,14.74HR,DG,1076.64,0.830) G311600400004 (39-Y-86-M,48.0MIN,DG,208.10,0.940) G311600400005 STATUS (TABLE) Table 3 of J.Radioanal.Nucl.Chem.299,1739,2014 G311600400006 ENDBIB 4 0 G311600400007 NOCOMMON 0 0 G311600400008 DATA 5 2 G311600400009 EN-MAX DATA ERR-T MONIT MONIT-ERR G311600400010 MEV MB MB MB MB G311600400011 45. 1.48 0.21 0.045 0.004 G311600400012 55. 1.99 0.30 0.092 0.008 G311600400013 ENDDATA 4 0 G311600400014 ENDSUBENT 13 0 G311600499999 SUBENT G3116005 20150603 G033G311600500001 BIB 3 5 G311600500002 REACTION (39-Y-89(G,4N)39-Y-85,,SIG,,BRA) M+G G311600500003 DECAY-DATA (39-Y-85-G,2.68HR,DG,231.67,0.840, G311600500004 DG,504.45,0.600) G311600500005 (39-Y-85-M,4.86HR,DG,231.67,0.228) G311600500006 STATUS (TABLE) Table 3 of J.Radioanal.Nucl.Chem.299,1739,2014 G311600500007 ENDBIB 5 0 G311600500008 NOCOMMON 0 0 G311600500009 DATA 5 1 G311600500010 EN-MAX DATA ERR-T MONIT MONIT-ERR G311600500011 MEV MB MB MB MB G311600500012 55. 0.93 0.160 0.092 0.008 G311600500013 ENDDATA 3 0 G311600500014 ENDSUBENT 13 0 G311600599999 ENDENTRY 5 0 G311699999999