ENTRY 20024 20190117 22742002400000001 SUBENT 20024001 20190117 22742002400100001 BIB 15 36 2002400100002 INSTITUTE (2SWDFOA) 2002400100003 REFERENCE (J,AF,23,425,1963) Graphs only. 2002400100004 AUTHOR (I.Bergqvist) 2002400100005 TITLE Fast neutron capture cross sections in Ag, Ta,W, Au, 2002400100006 Hg and U 2002400100007 FACILITY (VDG,2SWDFOA) Van de Graaff accelerator, pulsed beam 2002400100008 INC-SOURCE (P-LI7) Proton-lithium-7, target thickness is 10 keV 2002400100009 at 2 MeV proton energy. 2002400100010 METHOD (TOF) Time of flight technique 2002400100011 DETECTOR (NAICR) 5 inch NaI scintillation spectrometer 2002400100012 (LONGC) by means of a long counter the relative 2002400100013 neutron yield as a function of proton energy was 2002400100014 measured at the angles of 95 and 120 deg. to the 2002400100015 proton beam. 2002400100016 MONITOR (47-AG-0(N,G),,SIG) 2002400100017 Individual runs were normalized with a current 2002400100018 integrator and the neutron yield monitored by means 2002400100019 of a long counter. 2002400100020 MONIT-REF (11778001,H.W.Schmitt+,J,NP,20,202,1960) - value given 2002400100021 in 11778.005 is different. It was updated according 2002400100022 to report: EANDC-33,41,1963 2002400100023 COMMENT The results are in fair agreement, except in the case 2002400100024 of uranium, with previous measurements based on the 2002400100025 detection of the gamma-rays resulting from the neutron2002400100026 capture. 2002400100027 CORRECTION Capture of multiply scattered neutrons in the samples 2002400100028 corrected by a Monte Carlo technique 2002400100029 Resonance self-protection 2002400100030 scattering of gamma-rays in the samples 2002400100031 ERR-ANALYS (DATA-ERR) The uncertainty in the results is estimated 2002400100032 to be about +-10%. Except for Hg at low neutron 2002400100033 energies where the uncertainty is +-20%. 2002400100034 STATUS (NDD) Data converted from NEUDADA file 2002400100035 HISTORY (19710510T) From NEUDADA file 2002400100036 (20190117A) SD:Updated to new date formats,lower case. 2002400100037 STATUS updated. MONIT-REF, MONIT added. 2002400100038 ENDBIB 36 0 2002400100039 COMMON 3 3 2002400100040 EN-NRM MONIT MONIT-ERR 2002400100041 MEV B B 2002400100042 0.024 1.185 0.080 2002400100043 ENDCOMMON 3 0 2002400100044 ENDSUBENT 43 0 2002400199999 SUBENT 20024002 20190117 22742002400200001 BIB 3 4 2002400200002 REACTION (47-AG-0(N,G),,SIG) 2002400200003 SAMPLE Ring shaped sample, 10.cm inner diam., 14.cm outer 2002400200004 diam. and 1.cm thick 2002400200005 HISTORY (20190117U) SD: SAMPLE updated. 2002400200006 ENDBIB 4 0 2002400200007 NOCOMMON 0 0 2002400200008 DATA 3 8 2002400200009 EN DATA DATA-ERR 2002400200010 MEV B B 2002400200011 0.018 1.4 0.3 2002400200012 0.033 0.95 0.15 2002400200013 0.063 0.675 2002400200014 0.093 0.5 0.19 2002400200015 0.125 0.4 2002400200016 0.16 0.33 2002400200017 0.20 0.285 0.045 2002400200018 0.30 0.275 0.04 2002400200019 ENDDATA 10 0 2002400200020 ENDSUBENT 19 0 2002400299999 SUBENT 20024003 20190117 22742002400300001 BIB 4 8 2002400300002 REACTION (73-TA-0(N,G),,SIG) 2002400300003 SAMPLE Tantalum powder enclosed in thin walled Lucite rings, 2002400300004 2 cm thick, 10.cm inner diam., 14.cm outer diam. 2002400300005 COMMENT In order to be able to evaluate relative capture cross2002400300006 sections also for Ta and Hg, additional measurements 2002400300007 were performed at an angle of 75.degr. with a ring 2002400300008 of Ag, 2 cm thick. 2002400300009 HISTORY (20190117U) SD: SAMPLE updated. COMMENT added. 2002400300010 ENDBIB 8 0 2002400300011 NOCOMMON 0 0 2002400300012 DATA 3 5 2002400300013 EN DATA DATA-ERR 2002400300014 MEV B B 2002400300015 0.0345 0.85 0.14 2002400300016 0.065 0.59 2002400300017 0.125 0.36 0.05 2002400300018 0.20 0.295 2002400300019 0.30 0.28 0.05 2002400300020 ENDDATA 7 0 2002400300021 ENDSUBENT 20 0 2002400399999 SUBENT 20024004 20190117 22742002400400001 BIB 3 4 2002400400002 REACTION (74-W-0(N,G),,SIG) 2002400400003 SAMPLE Ring shaped sample, 10.cm inner diam., 14.cm outer 2002400400004 diam. and 1.cm thick 2002400400005 HISTORY (20190117U) SD: SAMPLE updated. 2002400400006 ENDBIB 4 0 2002400400007 NOCOMMON 0 0 2002400400008 DATA 3 8 2002400400009 EN DATA DATA-ERR 2002400400010 MEV B B 2002400400011 0.0185 0.39 0.09 2002400400012 0.033 0.255 0.035 2002400400013 0.0625 0.194 2002400400014 0.093 0.18 0.025 2002400400015 0.125 0.14 2002400400016 0.175 0.108 2002400400017 0.205 0.089 0.011 2002400400018 0.30 0.09 0.018 2002400400019 ENDDATA 10 0 2002400400020 ENDSUBENT 19 0 2002400499999 SUBENT 20024005 20190117 22742002400500001 BIB 3 4 2002400500002 REACTION (79-AU-197(N,G)79-AU-198,,SIG) 2002400500003 SAMPLE Ring shaped sample, 10.cm inner diam., 14.cm outer 2002400500004 diam. and 1.cm thick 2002400500005 HISTORY (20190117U) SD: SAMPLE updated. 2002400500006 ENDBIB 4 0 2002400500007 NOCOMMON 0 0 2002400500008 DATA 3 8 2002400500009 EN DATA DATA-ERR 2002400500010 MEV B B 2002400500011 0.018 0.835 0.170 2002400500012 0.034 0.525 0.065 2002400500013 0.064 0.375 2002400500014 0.094 0.29 0.045 2002400500015 0.125 0.26 2002400500016 0.16 0.24 2002400500017 0.20 0.21 0.05 2002400500018 0.30 0.21 0.05 2002400500019 ENDDATA 10 0 2002400500020 ENDSUBENT 19 0 2002400599999 SUBENT 20024006 20190117 22742002400600001 BIB 4 8 2002400600002 REACTION (80-HG-0(N,G),,SIG) 2002400600003 SAMPLE Mercury powder enclosed in thin walled Lucite rings, 2002400600004 2 cm thick, 10.cm inner diam., 14.cm outer diam. 2002400600005 COMMENT In order to be able to evaluate relative capture cross2002400600006 sections also for Ta and Hg, additional measurements 2002400600007 were performed at an angle of 75.degr. with a ring 2002400600008 of Ag, 2 cm thick. 2002400600009 HISTORY (20190117U) SD: SAMPLE updated. COMMENT added. 2002400600010 ENDBIB 8 0 2002400600011 NOCOMMON 0 0 2002400600012 DATA 3 5 2002400600013 EN DATA DATA-ERR 2002400600014 MEV B B 2002400600015 0.0345 0.22 0.05 2002400600016 0.065 0.135 2002400600017 0.125 0.092 0.014 2002400600018 0.20 0.073 2002400600019 0.30 0.052 0.008 2002400600020 ENDDATA 7 0 2002400600021 ENDSUBENT 20 0 2002400699999 SUBENT 20024007 20190117 22742002400700001 BIB 3 4 2002400700002 REACTION (92-U-0(N,G),,SIG) 2002400700003 SAMPLE Ring shaped sample, 10.cm inner diam., 14.cm outer 2002400700004 diam. and 1.cm thick 2002400700005 HISTORY (20190117U) SD: SAMPLE updated. 2002400700006 ENDBIB 4 0 2002400700007 NOCOMMON 0 0 2002400700008 DATA 3 8 2002400700009 EN DATA DATA-ERR 2002400700010 MEV B B 2002400700011 0.018 0.46 0.10 2002400700012 0.033 0.32 0.06 2002400700013 0.063 0.24 2002400700014 0.093 0.175 0.015 2002400700015 0.125 0.15 2002400700016 0.16 0.13 2002400700017 0.20 0.12 0.03 2002400700018 0.30 0.13 0.03 2002400700019 ENDDATA 10 0 2002400700020 ENDSUBENT 19 0 2002400799999 ENDENTRY 7 0 2002499999999