ENTRY 40625 20180325 41784062500000001
SUBENT 40625001 20180325 41784062500100001
BIB 12 35 4062500100002
INSTITUTE (4RUSFEI) 4062500100003
REFERENCE (J,AE,52,406,1982) Issue 6 4062500100004
(J,SJA,52,403,1982) Engl.transl.of J,AE,52,406,1982 4062500100005
AUTHOR (A.A.Bergman,A.N.Medvedev,A.E.Samsonov,V.A.Tolstikov, 4062500100006
A.G.Kolosovskii,M.V.Mordovskii,A.Malikzhonov) 4062500100007
TITLE Measurement of the neutron radiative capture cross 4062500100008
section for 236U in the range of neutron energies 4062500100009
0.1 - 50. keV 4062500100010
INC-SOURCE (D-T) Deuteron-tritium reaction, neutron pulse 4062500100011
0.5microsec, 960.Hz frequency 4062500100012
SAMPLE Cylinder from (U)3(0)8,enrichment of U-236 is 99.84 %,4062500100013
net weight of U-236 is 6.477 gram, effective 4062500100014
thickness is 1.234E+21 nuclei/cm2 4062500100015
Au sample (for normalization factor in graphite prism):4062500100016
identical geometrical form, 7.783g g, 1.81E+11 at/cm2 .4062500100017
METHOD (COINC,SLODT) Slowing-down of neutrons in lead 4062500100018
DETECTOR (PROPC)Gas proportional counter of special construction4062500100019
as reported by A.Bergman,A.E.,31,(2),107,1971 4062500100020
(SCIN) Scintillation detector with Ba(F)2 crystal 4062500100021
MONITOR (79-AU-197(N,G)79-AU-198,,SIG) For EN=.025 eV 4062500100022
Westcott factor 1.005 for Au was used. 4062500100023
PART-DET (G) Gammas 4062500100024
CORRECTION Cross-section data were corrected for 4062500100025
Sample admixtures (U-235, U-238), 4062500100026
The recycled neutrons < 1.5% 4062500100027
Shielding of neutron flux in SNM-3 boron counter 0.6%,4062500100028
similar correction for Au sample 9.9%, 4062500100029
Deviation of B10(n,a) reaction CS from 1/v low < 4.%. 4062500100030
Instrumental resolution 0.4-05.% 4062500100031
HISTORY (19820917C) 4062500100032
(20180325A) M.M. Upper -> lower case correction. 4062500100033
Dates were corrected for 4-digits year. 4062500100034
Ref.SJA,52,403,1982 was added. 4062500100035
ERR-ANALYS was added. ERR-T -> DATA-ERR1, 4062500100036
DATA-ERR2 was added in DATA block. 4062500100037
ENDBIB 35 0 4062500100038
COMMON 3 3 4062500100039
EN-NRM MONIT MONIT-ERR 4062500100040
EV B B 4062500100041
0.0253 98.8 0.3 4062500100042
ENDCOMMON 3 0 4062500100043
ENDSUBENT 42 0 4062500199999
SUBENT 40625002 20180325 41784062500200001
BIB 3 17 4062500200002
REACTION (92-U-236(N,G)92-U-237,,SIG,,AV) Over energy interval 4062500200003
ERR-ANALYS (DATA-ERR1) Error includes all errors except 4062500200004
normalization error (ERR-2) and DATA-ERR2. 4062500200005
(DATA-ERR2) Includes intensities ratio and average 4062500200006
energy errors. 4062500200007
(ERR-1,,3.3) Intensities ratio error, mainly due to 4062500200008
statistics (80-90 %). 4062500200009
(ERR-2) Normalization error 4062500200010
(ERR-3) Error due to regeneration of background 4062500200011
neutrons 4062500200012
(ERR-4,,0.2) Error due to increase of detection 4062500200013
efficiency for B-10(N,A) reaction 4062500200014
(ERR-5,,0.2) Error due to U235 impurities in sample 4062500200015
(ERR-6,,1.1) Error due to time determination 4062500200016
(ERR-7,,1.9) Error due to determination of average 4062500200017
neutron energy 4062500200018
STATUS (TABLE) Table 1 of AE,52,406,1982 4062500200019
ENDBIB 17 0 4062500200020
COMMON 2 3 4062500200021
ERR-2 ERR-3 4062500200022
PER-CENT PER-CENT 4062500200023
0.95 0.2 4062500200024
ENDCOMMON 3 0 4062500200025
DATA 5 25 4062500200026
EN-MIN EN-MAX DATA DATA-ERR1 DATA-ERR2 4062500200027
KEV KEV B PER-CENT PER-CENT 4062500200028
1.0000E-01 1.5000E-01 9.797 2.2 1.9 4062500200029
1.5000E-01 2.5000E-01 6.746 1.9 1.6 4062500200030
2.5000E-01 3.0000E-01 5.694 1.7 1.4 4062500200031
3.0000E-01 4.0000E-01 5.360 1.6 1.3 4062500200032
4.0000E-01 5.0000E-01 5.196 1.6 1.3 4062500200033
5.0000E-01 6.0000E-01 5.021 1.7 1.5 4062500200034
6.0000E-01 7.0000E-01 4.794 1.7 1.4 4062500200035
7.0000E-01 8.0000E-01 4.238 1.7 1.4 4062500200036
8.0000E-01 9.0000E-01 3.686 1.8 1.6 4062500200037
9.0000E-01 1.0000E+00 3.423 1.8 1.5 4062500200038
1.0000E+00 2.0000E+00 2.475 1.5 1.2 4062500200039
2.0000E+00 3.0000E+00 1.695 1.7 1.4 4062500200040
3.0000E+00 4.0000E+00 1.398 2.0 2.0 4062500200041
4.0000E+00 5.0000E+00 1.277 1.9 1.9 4062500200042
5.0000E+00 6.0000E+00 1.154 2.1 2.1 4062500200043
6.0000E+00 7.0000E+00 1.050 2.7 2.7 4062500200044
7.0000E+00 8.0000E+00 0.9759 2.8 2.8 4062500200045
8.0000E+00 9.0000E+00 0.9088 2.8 2.8 4062500200046
9.0000E+00 1.0000E+01 0.8925 2.8 2.8 4062500200047
1.0000E+01 1.5000E+01 0.7995 2.0 2.0 4062500200048
1.5000E+01 2.0000E+01 0.6685 2.4 2.4 4062500200049
2.0000E+01 2.5000E+01 0.5832 3.2 3.2 4062500200050
2.5000E+01 3.0000E+01 0.5724 3.2 3.2 4062500200051
3.0000E+01 4.0000E+01 0.4977 3.2 3.2 4062500200052
4.0000E+01 5.0000E+01 0.4276 3.4 3.4 4062500200053
ENDDATA 27 0 4062500200054
ENDSUBENT 53 0 4062500299999
ENDENTRY 2 0 4062599999999