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