ENTRY 23221 20140219 22392322100000001 SUBENT 23221001 20140219 22392322100100001 BIB 17 38 2322100100002 TITLE .Neutron activation cross-sections for Ytterbium 2322100100003 isotopes at (14.6+-0.3) MeV. 2322100100004 AUTHOR (B.Pandey, H.M.Agrawal, R.Pepelnik) 2322100100005 INSTITUTE (2GERKIG) Institute of Physics, GKSS Research Centre, 2322100100006 Geesthacht, Germany. R.Pepelnik, exp.site . 2322100100007 (3INDIND) Physics Department, G.B. Pant University, 2322100100008 Pantnagar 263145, India. Bhawna Pandey, H.M.Agrawal. 2322100100009 REFERENCE (J,ARI,85,128,2014) 2322100100010 #doi:10.1016/j.apradiso.2013.11.114 2322100100011 REL-REF (M,23176001,H.M.Agrawal+,J,NIM/A,366,349,1995) 2322100100012 Method of neutron energy determination. 2322100100013 (M,,R.Pepelnik+,J,NIM/A,226,411,1984) 2322100100014 Experimental details of real-time correction method. 2322100100015 (M,23031001,H.M.Agrawal+,J,ANE,35,1713,2008) 2322100100016 Details of irradiation facility, efficiency and flux 2322100100017 calibration, neutron energy determination, formulae 2322100100018 and error analysis. 2322100100019 FACILITY (ACCEL,2GERKIG) 14 MeV intense neutron generator KORONA2322100100020 - Kombinierte Rohrpost-Neutroen generator - at GKSS, 2322100100021 Germany. Fast rabbit system for cyclic irradiation and 2322100100022 measurements for short-lived activities. 2322100100023 INC-SOURCE (D-T) 2322100100024 INC-SPECT Fast neutron flux of 3E+14 n/(m2*s), 2322100100025 METHOD (ACTIV) Cyclic irradiation. 2322100100026 (GSPEC) Gamma-ray spectroscopy. 2322100100027 PART-DET (G,N) 2322100100028 DETECTOR (GELI) Calibrated Ge(Li) detector. 2322100100029 (LONGC) For neutron flux determination. 2322100100030 MONITOR (13-AL-27(N,A)11-NA-24,,SIG) 2322100100031 Al-27(N,A) reaction used for long counter calibration.2322100100032 MONIT-REF (21912001,G.Winkler+,J,ANE,10,601,1983) 2322100100033 CORRECTION On-line correction for the pile up and dead time 2322100100034 losses. 2322100100035 ERR-ANALYS (DATA-ERR) Not specified. 2322100100036 ADD-RES (COMP) Data are compared with nuclear models 2322100100037 calculations by codes EMPIRE(CN), EMPIRE(CN+PE), 2322100100038 TALYS(CN), TALYS(CN+PE) . 2322100100039 HISTORY (20140219C) M.M. 2322100100040 ENDBIB 38 0 2322100100041 COMMON 2 3 2322100100042 EN EN-ERR 2322100100043 MEV MEV 2322100100044 14.6 0.3 2322100100045 ENDCOMMON 3 0 2322100100046 ENDSUBENT 45 0 2322100199999 SUBENT 23221002 20140219 22392322100200001 BIB 6 12 2322100200002 REACTION (70-YB-174(N,P)69-TM-174,,SIG) 2322100200003 DECAY-DATA (69-TM-174-G,5.4MIN,DG,272.91,0.794, 2322100200004 DG,992.08,0.802) 2322100200005 SAMPLE No information. 2322100200006 METHOD Irradiation time, s : 2322100200007 - 5 cycles (140-40-140-40), 4 measurements; 2322100200008 - 10 cycles (161-35-161-7), 10 measurements; 2322100200009 - 2000 , 1 measurement. 2322100200010 STATUS (TABLE) Tables 1,2 of J,ARI,85,128,2014 . 2322100200011 CORRECTION Summing correction factor at 56.5 mm - 2322100200012 1.0957 for 272.91 keV gamma, 2322100200013 1.0999 for 992.08 keV gamma. 2322100200014 ENDBIB 12 0 2322100200015 NOCOMMON 0 0 2322100200016 DATA 2 1 2322100200017 DATA DATA-ERR 2322100200018 MB MB 2322100200019 3.11 0.14 2322100200020 ENDDATA 3 0 2322100200021 ENDSUBENT 20 0 2322100299999 SUBENT 23221003 20140219 22392322100300001 BIB 6 8 2322100300002 REACTION (70-YB-174(N,A)68-ER-171,,SIG) 2322100300003 DECAY-DATA (68-ER-171,7.52HR,DG,295.9,0.2855) 2322100300004 SAMPLE No information. 2322100300005 METHOD Irradiation time, s : 2322100300006 - 2000 , 2 measurements, 2322100300007 - 2000 , 2 measurements. 2322100300008 STATUS (TABLE) Tables 1,2 of J,ARI,85,128,2014 . 2322100300009 CORRECTION Summing correction factor at 56.5 mm - 1.012. 2322100300010 ENDBIB 8 0 2322100300011 NOCOMMON 0 0 2322100300012 DATA 2 1 2322100300013 DATA DATA-ERR 2322100300014 MB MB 2322100300015 1.12 0.11 2322100300016 ENDDATA 3 0 2322100300017 ENDSUBENT 16 0 2322100399999 SUBENT 23221004 20140219 22392322100400001 BIB 6 8 2322100400002 REACTION (70-YB-176(N,P)69-TM-176,,SIG) 2322100400003 DECAY-DATA (69-TM-176,1.9MIN,DG,1069.,0.3099) 2322100400004 SAMPLE No information. 2322100400005 METHOD Irradiation time, s : 2322100400006 - 5 cycles (140-40-140-40), 4 measurements; 2322100400007 - 10 cycles (161-35-161-7), 10 measurements. 2322100400008 STATUS (TABLE) Tables 1,2 of J,ARI,85,128,2014 . 2322100400009 CORRECTION Summing correction factor at 56.5 mm - 1.0647 . 2322100400010 ENDBIB 8 0 2322100400011 NOCOMMON 0 0 2322100400012 DATA 2 1 2322100400013 DATA DATA-ERR 2322100400014 MB MB 2322100400015 1.44 0.08 2322100400016 ENDDATA 3 0 2322100400017 ENDSUBENT 16 0 2322100499999 SUBENT 23221005 20140219 22392322100500001 BIB 6 8 2322100500002 REACTION (70-YB-176(N,A)68-ER-173,,SIG) 2322100500003 DECAY-DATA (68-ER-173,1.4MIN,DG,895.,0.518) 2322100500004 SAMPLE No information. 2322100500005 METHOD Irradiation time, s : 2322100500006 - 5 cycles (140-40-140-40), 4 measurements; 2322100500007 - 10 cycles (161-35-161-7), 10 measurements. 2322100500008 STATUS (TABLE) Tables 1,2 of J,ARI,85,128,2014 . 2322100500009 CORRECTION Summing correction factor at 56.5 mm - 1.0383 . 2322100500010 ENDBIB 8 0 2322100500011 NOCOMMON 0 0 2322100500012 DATA 2 1 2322100500013 DATA DATA-ERR 2322100500014 MB MB 2322100500015 0.56 0.05 2322100500016 ENDDATA 3 0 2322100500017 ENDSUBENT 16 0 2322100599999 SUBENT 23221006 20140219 22392322100600001 BIB 6 8 2322100600002 REACTION (70-YB-176(N,INL)70-YB-176-M,,SIG) 2322100600003 DECAY-DATA (70-YB-176-M,11.4SEC,DG,389.,0.8838) 2322100600004 SAMPLE No information. 2322100600005 METHOD Irradiation time, s : 2322100600006 - 5 cycles (140-40-140-40), 4 measurements; 2322100600007 - 10 cycles (161-35-161-7), 10 measurements. 2322100600008 STATUS (TABLE) Tables 1,2 of J,ARI,85,128,2014 . 2322100600009 CORRECTION Summing correction factor at 56.5 mm - 1.0930 . 2322100600010 ENDBIB 8 0 2322100600011 NOCOMMON 0 0 2322100600012 DATA 2 1 2322100600013 DATA DATA-ERR 2322100600014 MB MB 2322100600015 18.5 1.2 2322100600016 ENDDATA 3 0 2322100600017 ENDSUBENT 16 0 2322100699999 SUBENT 23221007 20140219 22392322100700001 BIB 7 14 2322100700002 REACTION (70-YB-0(N,X)69-TM-172,,SIG) 2322100700003 DECAY-DATA (69-TM-172,63.6HR,DG,1093.,0.0598, 2322100700004 DG,1387.1,0.0554) 2322100700005 SAMPLE Yb-173 - 16.13%, Yb-174 - 31.83, Yb-172 - 21.83%. 2322100700006 METHOD Irradiation time, s : 2322100700007 - 2000 , 2 measurements, 2322100700008 - 2000 , 2 measurements. 2322100700009 ANALYSIS In formation of 172Tm the contributing reactions are 2322100700010 172Yb(n,p), 173Yb(n,n'p), 173Yb(n,pn') and 173Yb(n,d), 2322100700011 174Yb(n,t). 2322100700012 STATUS (TABLE) Tables 1,2 of J,ARI,85,128,2014 . 2322100700013 CORRECTION Summing correction factor at 56.5 mm - 2322100700014 1.0155% for 1093. keV gamma, 2322100700015 1.184% for 1387.1 keV gamma. 2322100700016 ENDBIB 14 0 2322100700017 NOCOMMON 0 0 2322100700018 DATA 2 1 2322100700019 DATA DATA-ERR 2322100700020 MB MB 2322100700021 0.91 0.06 2322100700022 ENDDATA 3 0 2322100700023 ENDSUBENT 22 0 2322100799999 SUBENT 23221008 20140219 22392322100800001 BIB 7 11 2322100800002 REACTION (70-YB-0(N,X)69-TM-173,,SIG) 2322100800003 DECAY-DATA (69-TM-173,8.24HR,DG,461.4,0.06869) 2322100800004 SAMPLE Yb-173 - 16.13%, Yb-174 - 31.83, Yb-172 - 21.83%. 2322100800005 METHOD Irradiation time, s : 2322100800006 - 2000 , 2 measurements, 2322100800007 - 2000 , 2 measurements. 2322100800008 ANALYSIS In the formation of 173Tm all the four reactions 2322100800009 173Yb(n,p), 174Yb(n,n'p), 174Yb(n,pn') and 174Yb(n,d) 2322100800010 are contributing. 2322100800011 STATUS (TABLE) Tables 1,2 of J,ARI,85,128,2014 . 2322100800012 CORRECTION Summing correction factor at 56.5 mm - 0.9987 . 2322100800013 ENDBIB 11 0 2322100800014 NOCOMMON 0 0 2322100800015 DATA 2 1 2322100800016 DATA DATA-ERR 2322100800017 MB MB 2322100800018 1.11 0.09 2322100800019 ENDDATA 3 0 2322100800020 ENDSUBENT 19 0 2322100899999 ENDENTRY 8 0 2322199999999