ENTRY 31814 20200107 31953181400000001 SUBENT 31814001 20200107 31953181400100001 BIB 12 34 3181400100002 TITLE Experimental cross sections of the 174Yb(n,g)175Yb 3181400100003 reaction at new energies of 0.0334 eV nd 0.0536 eV 3181400100004 AUTHOR (M.M.Zaved, M.A.Islam, A.Hossain) 3181400100005 INSTITUTE (3BANSAV) 3181400100006 (3BANBAN) Military Institute of Science and Technology,3181400100007 Dhaka 3181400100008 REFERENCE (J,RPC,166,108471,2020) 3181400100009 FACILITY (REAC,3BANSAV) TRIGA MARK-II research reactor 3181400100010 METHOD (FNB) Cu(200) monochromator (TAS) for 0.0536 eV, 3181400100011 Si(115) monochromator (SAND) for 0.0334 eV 3181400100012 (ACTIV) Irradiated for 4 h at the outer end position 3181400100013 of the last SAND or TAS collimator 3181400100014 SAMPLE Natural Yb2O3 powder pressed at 5 ton/cm2 3181400100015 (99.99% purity, 1.3 cm diam., 1.24 g and 1.29 g for 3181400100016 0.0334 eV and 0.0536 eV, respectively). 3181400100017 Each pellet was wrapped in polyethylene bag, and 3181400100018 sandwiched between two thin Au foils (25 um thick, 3181400100019 1.3 cm diam.) 3181400100020 DETECTOR (HPGE) Relative efficiency of 25%, resolution of 3181400100021 1.9 keV at 13325.5 keV of 60Co. 3181400100022 Calibrated by placing point sources (57Co, 60Co, 137Cs,3181400100023 133Ba, 241Am, 152Eu) individually 30 cm above the 3181400100024 detector surface. 3181400100025 CORRECTION Corrected for gamma-ray attenution. 3181400100026 ERR-ANALYS (ERR-S,2.,4.) Statistics due to gamma counting (2-4%) 3181400100027 (ERR-1) Decay branching raito (3.0%) 3181400100028 (ERR-2) Half life (0.03%) 3181400100029 (ERR-3) Efficiency calibration (4.0%) 3181400100030 (ERR-4) Sample mass (0.01%) 3181400100031 (ERR-5) Isotopic abundance (1.26%) 3181400100032 (ERR-T) Total uncertianty (6.55%) 3181400100033 STATUS (TABLE) Table 2 of Radiat.Phys.Chem.166(2020)108471 3181400100034 (APRVD) Approved by Mohammad Amirul Islam (2020-01-09) 3181400100035 HISTORY (20200107C) On 3181400100036 ENDBIB 34 0 3181400100037 COMMON 5 3 3181400100038 ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 3181400100039 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 3181400100040 3.0 0.03 4.0 0.01 1.26 3181400100041 ENDCOMMON 3 0 3181400100042 ENDSUBENT 41 0 3181400199999 SUBENT 31814002 20200107 31953181400200001 BIB 6 13 3181400200002 REACTION (70-YB-174(N,G)70-YB-175,,SIG) 3181400200003 SAMPLE (70-YB-174,NAT=0.31896) 3181400200004 DECAY-DATA (70-YB-175,4.185D,DG,396.3,0.132, 3181400200005 DG,282.5,0.0613) 3181400200006 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 3181400200007 DECAY-MON (79-AU-198-G,2.695D,DG,411.8,0.9562) 3181400200008 ANALYSIS Average of two cross sections from two gamma lines: 3181400200009 ----------------------------------------------- 3181400200010 En(eV) Eg=396.3 keV Eg=282.5 keV Average 3181400200011 ----------------------------------------------- 3181400200012 0.0334 57.2 b 56.4 b 56.8 b 3181400200013 0.0536 44.5 b 43.9 b 44.2 b 3181400200014 ----------------------------------------------- 3181400200015 ENDBIB 13 0 3181400200016 NOCOMMON 0 0 3181400200017 DATA 5 2 3181400200018 EN DATA ERR-T MONIT MONIT-ERR 3181400200019 EV B B B B 3181400200020 0.0334 56.8 3.7 86.5 2.1 3181400200021 0.0536 44.2 2.6 68.8 1.7 3181400200022 ENDDATA 4 0 3181400200023 ENDSUBENT 22 0 3181400299999 ENDENTRY 2 0 3181499999999