ENTRY 30839 20170302 31773083900000001 SUBENT 30839001 20170302 31773083900100001 BIB 10 18 3083900100002 TITLE Measurements of thermal neutron capture cross sections 3083900100003 of 136Ce, 156Dy, and 168Yb 3083900100004 AUTHOR (J.Y.Lee, Y.D.Kim, G.M.Sun) 3083900100005 INSTITUTE (3KORKOR) Sejong University, Seoul 3083900100006 (3KORKAE) 3083900100007 REFERENCE (J,NDS,119,154,2014) 3083900100008 FACILITY (REAC,3KORKAE) BNCT port of HANARO reactor 3083900100009 INC-SOURCE (THCOL) Thermal neutron flux: 3083900100010 7 - 8x10**8 neutrons/sec/cm**2 3083900100011 Fast and epithermal neutrons are eliminated through a 3083900100012 silicon single crystal cooled by liquid nitrogen 3083900100013 followed by a bismuth crystal used as a gamma-ray 3083900100014 filter. 3083900100015 DETECTOR (HPGE) Be-window HPGe detector 3083900100016 MONIT-REF (,S.F.Mughabghab,B,NEUT.RES,,2006) 3083900100017 STATUS (APRVD) Approved by J.Y.Lee (2017-04-07) 3083900100018 HISTORY (20170302R) Decay data received from J.Y.Lee 3083900100019 (20170302C) S.C.Yang 3083900100020 ENDBIB 18 0 3083900100021 NOCOMMON 0 0 3083900100022 ENDSUBENT 21 0 3083900199999 SUBENT 30839002 20170302 31773083900200001 BIB 8 18 3083900200002 REACTION (58-CE-136(N,G)58-CE-137-G,(M),SIG,,MXW) 3083900200003 SAMPLE Natural cerium foil 3083900200004 - thickness: 0.025 mm 3083900200005 - diameter: 15 mm 3083900200006 - purity: 99.9% 3083900200007 - weight: 39.7 mg 3083900200008 (58-CE-136,NAT=0.00185) 3083900200009 (58-CE-140,NAT=0.8848) 3083900200010 DECAY-DATA (58-CE-137-G,9.0HR,DG,447.15,0.0178) 3083900200011 MONITOR (58-CE-140(N,G)58-CE-141,,SIG) 3083900200012 DECAY-MON (58-CE-141,32.5D,DG,145.44,0.482) 3083900200013 METHOD (ACTIV) Irradiated for 6.0 hours 3083900200014 (GSPEC) 17.0 hours waiting time to reduce the activity 3083900200015 of the foil 3083900200016 ERR-ANALYS (ERR-T) Total uncertainty 3083900200017 (ERR-1) Efficiency (3%) 3083900200018 (MONIT-ERR) Reference cross section (3.4%) 3083900200019 STATUS (TABLE) Text (p156) in Nucl.Data Sheets 119(2014)154 3083900200020 ENDBIB 18 0 3083900200021 COMMON 3 3 3083900200022 MONIT MONIT-ERR ERR-1 3083900200023 B B PER-CENT 3083900200024 0.58 0.02 3. 3083900200025 ENDCOMMON 3 0 3083900200026 DATA 3 1 3083900200027 EN-DUMMY DATA ERR-T 3083900200028 EV B B 3083900200029 0.0253 7.64 0.63 3083900200030 ENDDATA 3 0 3083900200031 ENDSUBENT 30 0 3083900299999 SUBENT 30839003 20170302 31773083900300001 BIB 9 20 3083900300002 REACTION (66-DY-156(N,G)66-DY-157,,SIG,,MXW) 3083900300003 SAMPLE Natural dysprosium foil 3083900300004 - thickness: 0.025 mm 3083900300005 - diameter: 15 mm 3083900300006 - purity: 99.9% 3083900300007 - weight: 43.4 mg 3083900300008 DECAY-DATA (66-DY-157,8.14HR,DG,326.34,0.93) 3083900300009 MONITOR (66-DY-164(N,G)66-DY-165-G,,SIG) 3083900300010 DECAY-MON (66-DY-165-G,2.334HR,DG,94.7,0.038, 3083900300011 DG,361.68,0.009) 3083900300012 METHOD (ACTIV) Irradiated for 8.5 hours 3083900300013 (GSPEC) 25.0 hours waiting time to reduce the activity 3083900300014 of the foil 3083900300015 ANALYSIS Weighted average of cross sections for two gamma lines 3083900300016 ERR-ANALYS (ERR-T) Total uncertainty 3083900300017 (ERR-1) Efficiency (3%) 3083900300018 (MONIT-ERR) Reference cross section (2.6%) 3083900300019 STATUS (TABLE) Data provided from Jeong-Yeon Lee (2017-04-07) 3083900300020 which the value reported in 3083900300021 Nucl.Data Sheets 119(2014)154. 3083900300022 ENDBIB 20 0 3083900300023 COMMON 3 3 3083900300024 MONIT MONIT-ERR ERR-1 3083900300025 B B PER-CENT 3083900300026 2650. 70. 3. 3083900300027 ENDCOMMON 3 0 3083900300028 DATA 3 1 3083900300029 EN-DUMMY DATA ERR-T 3083900300030 EV B B 3083900300031 0.0253 37.80 1.81 3083900300032 ENDDATA 3 0 3083900300033 ENDSUBENT 32 0 3083900399999 SUBENT 30839004 20170302 31773083900400001 BIB 9 18 3083900400002 REACTION (70-YB-168(N,G)70-YB-169,,SIG,,MXW) 3083900400003 SAMPLE Natural ytterbium foil 3083900400004 - thickness: 0.025 mm 3083900400005 - diameter: 15 mm 3083900400006 - purity: 99.9% 3083900400007 - weight: 37.15 mg 3083900400008 DECAY-DATA (70-YB-169-G,32.018D,DG,130.52,0.113, 3083900400009 DG,307.74,0.100) 3083900400010 MONITOR (70-YB-174(N,G)70-YB-175,,SIG) 3083900400011 DECAY-MON (70-YB-175,4.185D,DG,396.3,0.064) 3083900400012 METHOD (ACTIV) Irradiated for 3.0 hours 3083900400013 (GSPEC) 27.74 hours waiting time to reduce the 3083900400014 activity of the foil 3083900400015 ANALYSIS Weighted average of cross sections for two gamma lines 3083900400016 ERR-ANALYS (ERR-T) Total uncertainty 3083900400017 (ERR-1) Efficiency (3%) 3083900400018 (MONIT-ERR) Reference cross section (2.4%) 3083900400019 STATUS (TABLE) Text (p157) in Nucl.Data Sheets 119(2014)154 3083900400020 ENDBIB 18 0 3083900400021 COMMON 3 3 3083900400022 MONIT MONIT-ERR ERR-1 3083900400023 B B PER-CENT 3083900400024 63.2 1.5 3. 3083900400025 ENDCOMMON 3 0 3083900400026 DATA 3 1 3083900400027 EN-DUMMY DATA ERR-T 3083900400028 EV B B 3083900400029 0.0253 1335. 43. 3083900400030 ENDDATA 3 0 3083900400031 ENDSUBENT 30 0 3083900499999 ENDENTRY 4 0 3083999999999