ENTRY 12849 20221021 15041284900000001
SUBENT 12849001 20221021 15041284900100001
BIB 12 33 1284900100002
TITLE Measurement of the 232Th(n,f) subthreshold and 1284900100003
near-subthreshold cross section 1284900100004
AUTHOR (R.B.Perez, G.de Saussure, J.H.Todd, T.J.Yang, 1284900100005
G.F.Auchampaugh) 1284900100006
INSTITUTE (1USAORL,1USALAS) 1284900100007
(3CHFCHF) Institute of Nuclear Research, Taiwan 1284900100008
REFERENCE (J,PR/C,28,1635,1983) 1284900100009
FACILITY (LINAC,1USAORL) ORELA 1284900100010
INC-SOURCE (PHOTO) Photoneutrons from water-cooled Ta target 1284900100011
DETECTOR (FISCH) Fission-fragment detector consisted of 10 1284900100012
electronically independent sections. 1284900100013
SAMPLE Th (5831 mg in total) in the first and last four 1284900100014
sections; each section consisted of eight deposits 1284900100015
of ~1.2 mg/cm2. 1284900100016
235U (649 mg in total) in the two central sections; 1284900100017
each section consisted of four deposits of 1 mg/cm2. 1284900100018
METHOD (TOF) 24.874 m flight path length 1284900100019
ADD-RES Additional cross section averaged over energy intervals1284900100020
where averaged cross sections with thinner bins are 1284900100021
compiled in 002: 1284900100022
Energy interval Cross section 1284900100023
(keV) (ub) 1284900100024
1 - 20 1.4 +/- 2.8 1284900100025
20 - 100 2.3 +/- 2.0 1284900100026
0.1 - 100 2.0 +/- 1.4 1284900100027
STATUS (APRVD) R.B.Perez, 1984/10/15. 1284900100028
(TABLE) Table II-III of Phys.Rev.C28(1983)1635 1284900100029
Ratio and fission cross section data not available. 1284900100030
HISTORY (19840723C) 1284900100031
(19841018A) BIB update. 1284900100032
(20091105A) VM: Updated to new date formats,lower case.1284900100033
BIB updates 1284900100034
(20221021U) VT+On. Major revision in 002. 1284900100035
ENDBIB 33 0 1284900100036
NOCOMMON 0 0 1284900100037
ENDSUBENT 36 0 1284900199999
SUBENT 12849002 20221021 15041284900200001
BIB 7 22 1284900200002
REACTION (90-TH-232(N,F),,SIG,,AV) 1284900200003
MONITOR ((90-TH-232(N,F),,SIG,,AV)/(90-TH-232(N,F),,SIG,,AV)) 1284900200004
Measured shape ratio normalized to absolute ratio 1284900200005
MONIT-REF (,,3,ENDF/B-V,,1978) 1284900200006
En**(-0.81) shape assumed below 100 keV 1284900200007
CORRECTION Corrected for 1284900200008
- neutron scattering from structural material in detect1284900200009
- background which makes cross section negative in low 1284900200010
energy 1284900200011
ERR-ANALYS (ERR-SYS) Systematic uncertainty (5%) due to 1284900200012
- normalization 1284900200013
- background subtraction 1284900200014
- corrections for structural material neutron 1284900200015
scattering 1284900200016
(ERR-S) Statistical uncertainties based on two 1284900200017
standard deviations. 1284900200018
FLAG (1.) Two standard deviation in the article converted 1284900200019
to one standard deviation by the compiler. 1284900200020
HISTORY (20091105A) BIB update. Error headings updated, 1284900200021
statistical uncertainties for 2 tables combined. 1284900200022
(20221021A) VT+On. MONIT added. ERR-S divided by two 1284900200023
below 100 keV. 1284900200024
ENDBIB 22 0 1284900200025
COMMON 5 3 1284900200026
EN-RSL ERR-SYS EN-NRM-MIN EN-NRM-MAX MONIT 1284900200027
NSEC/M PER-CENT MEV MEV NO-DIM 1284900200028
0.4 5. 1.4 1.5 0.0519 1284900200029
ENDCOMMON 3 0 1284900200030
DATA 5 21 1284900200031
EN-MIN EN-MAX DATA ERR-S FLAG 1284900200032
KEV KEV MICRO-B MICRO-B NO-DIM 1284900200033
0.1 1. -8.0 0.0 1. 1284900200034
1. 5. 3.0 2.5 1. 1284900200035
5. 10. -2.0 2.5 1. 1284900200036
10. 20. 2.3 2.0 1. 1284900200037
20. 50. 2.4 1.2 1. 1284900200038
50. 100. 2.2 1.0 1. 1284900200039
100. 200. 3.6 0.6 1284900200040
200. 300. 2.4 0.5 1284900200041
300. 400. 5.4 0.6 1284900200042
400. 500. 5.8 0.6 1284900200043
500. 600. 5.9 0.7 1284900200044
600. 700. 11.3 1.0 1284900200045
700. 800. 75.6 2.9 1284900200046
800. 900. 249. 6. 1284900200047
900. 1000. 919. 16. 1284900200048
1000. 1100. 1.82E+03 0.03E+03 1284900200049
1100. 1200. 3.16E+03 0.06E+03 1284900200050
1200. 1300. 10.17E+03 0.18E+03 1284900200051
1300. 1400. 37.70E+03 0.72E+03 1284900200052
1400. 1500. 64.82E+03 1.29E+03 1284900200053
1500. 1600. 98.96E+03 2.20E+03 1284900200054
ENDDATA 23 0 1284900200055
ENDSUBENT 54 0 1284900299999
ENDENTRY 2 0 1284999999999