ENTRY 13018 20170713 14291301800000001 SUBENT 13018001 20170713 14291301800100001 BIB 11 24 1301800100002 TITLE Low energy eta measurements 1301800100003 AUTHOR (J.R.Smith,S.D.Reeder) 1301800100004 REFERENCE (P,IN-1407,39,197012) 1301800100005 (W,SMITH,198203) Reanalysis of data. 1301800100006 (R,EPRI-NP-3436,(3),1984) Final values are often 1301800100007 given without uncertainty as relative values of eta 1301800100008 to 0.060 eV values. 1301800100009 INSTITUTE (1USAMTR) 1301800100010 FACILITY (SPECC,1USAINL) Mica crystal spectrometer with 1301800100011 mechanical neutron filter. 1301800100012 METHOD (MANGB) A 51 cm diameter manganese bath to measure 1301800100013 fission neutrons. 1301800100014 DETECTOR (BF3) A B(F)3 proportional counter behind the sample 1301800100015 to measure neutron transmission. 1301800100016 CORRECTION Original corrections for sample transmission, fast 1301800100017 multiplication, sample scattering, impurities and 1301800100018 bath leakage were reanalyzed. 1301800100019 ERR-ANALYS (ERR-S) Statistical error 1301800100020 (MONIT-ERR) statistical error in normalizing value 1301800100021 STATUS (TABLE) Data taken from private comm., Smith, 1982/3. 1301800100022 HISTORY (19851125C) 1301800100023 (20170713A) BP: Updated to new date formats, lower 1301800100024 case. Corrections according last EXFOR rules1301800100025 and Dict. WP2017-19 updates. 1301800100026 ENDBIB 24 0 1301800100027 NOCOMMON 0 0 1301800100028 ENDSUBENT 27 0 1301800199999 SUBENT 13018002 20170713 14291301800200001 BIB 3 6 1301800200002 REACTION (92-U-233(N,ABS),,ETA) 1301800200003 SAMPLE Six 233-U foils, each about 0.066 cm thick. 1.64 and 1301800200004 1.31 cm cadmium spacers separate the first and second 1301800200005 and second and third foils respectively. No spacers 1301800200006 were used to separate the remaining foils. 1301800200007 MONITOR (92-U-233(N,ABS),,ETA) At 0.06 eV 1301800200008 ENDBIB 6 0 1301800200009 COMMON 3 3 1301800200010 EN-NRM MONIT MONIT-ERR 1301800200011 EV PRT/INC PRT/INC 1301800200012 0.06 2.292 0.009 1301800200013 ENDCOMMON 3 0 1301800200014 DATA 3 3 1301800200015 EN DATA ERR-S 1301800200016 EV PRT/INC PRT/INC 1301800200017 0.095 2.287 0.009 1301800200018 0.16 2.225 0.009 1301800200019 0.26 2.297 0.027 1301800200020 ENDDATA 5 0 1301800200021 ENDSUBENT 20 0 1301800299999 SUBENT 13018003 20170713 14291301800300001 BIB 3 6 1301800300002 REACTION (92-U-235(N,ABS),,ETA) 1301800300003 SAMPLE Five 235-U foils, each about 0.058 cm thick. 1.64 and 1301800300004 1.31 cm cadmium spacers separate the first and second 1301800300005 and second and third foils respectively. No spacers 1301800300006 were used to separate the remaining foils. 1301800300007 MONITOR (92-U-235(N,ABS),,ETA) At 0.06 eV 1301800300008 ENDBIB 6 0 1301800300009 COMMON 3 3 1301800300010 EN-NRM MONIT MONIT-ERR 1301800300011 EV PRT/INC PRT/INC 1301800300012 0.06 2.088 0.010 1301800300013 ENDCOMMON 3 0 1301800300014 DATA 3 1 1301800300015 EN DATA ERR-S 1301800300016 EV PRT/INC PRT/INC 1301800300017 0.16 2.062 0.010 1301800300018 ENDDATA 3 0 1301800300019 ENDSUBENT 18 0 1301800399999 SUBENT 13018004 20170713 14291301800400001 BIB 3 5 1301800400002 REACTION (94-PU-241(N,ABS),,ETA) 1301800400003 SAMPLE Three 241-Pu foils totaling 0.064 cm thickness with 1301800400004 no spacers. The 241-Pu had been separated about 3 1301800400005 years previously. 1301800400006 MONITOR (94-PU-241(N,ABS),,ETA) At 0.06 eV 1301800400007 ENDBIB 5 0 1301800400008 COMMON 3 3 1301800400009 EN-NRM MONIT MONIT-ERR 1301800400010 EV PRT/INC PRT/INC 1301800400011 0.06 2.211 0.013 1301800400012 ENDCOMMON 3 0 1301800400013 DATA 3 2 1301800400014 EN DATA ERR-S 1301800400015 EV PRT/INC PRT/INC 1301800400016 0.16 2.327 0.014 1301800400017 0.26 2.001 0.030 1301800400018 ENDDATA 4 0 1301800400019 ENDSUBENT 18 0 1301800499999 ENDENTRY 4 0 1301899999999