ENTRY 21320 20190828 22822132000000001 SUBENT 21320001 20190828 22822132000100001 BIB 13 44 2132000100002 TITLE Scattering of fast neutrons by U-238 2132000100003 AUTHOR (E.Barnard,A.T.G.Ferguson,W.R.McMurray, 2132000100004 I.J.Van Heerden) 2132000100005 REFERENCE (J,NP,80,46,1966) 2132000100006 (C,65ANTWERP,,504(26),1965) Abstract. 2132000100007 (S,EANDC-50-S,(1),(26),1965) Proceedings, paper 26. 2132000100008 inelastic cr.sect. at 90.degr. (prelim.data) 2132000100009 (R,INDSWG-62,1964) elastic and inelastic cross section 2132000100010 at 90.degr. (prelim.data) 2132000100011 INSTITUTE (2UK HAR) 2132000100012 FACILITY (VDG,2UK HAR) 3 MeV IBIS Van de Graaff. 2132000100013 INC-SOURCE (P-LI7) Pulsed proton beam on natural lithium target. 2132000100014 The energy loss in the Li target, usually about 7 keV. 2132000100015 SAMPLE (92-U-238,NAT=0.9927) Hollow right cylinder of natural 2132000100016 uranium metal, of 99.27% U-238, 5 cm long, 2132000100017 2.5 cm diam., with a 0.3 cm thick wall. 2132000100018 METHOD (TOF,BCINT) Time of flight of scattered neutrons. 2132000100019 4 meter flight path. 2132000100020 In these experiments several monitors were used 2132000100021 simultaneously, including a beam current integrator, 2132000100022 long counters and a second time-of-flight system using 2132000100023 a simple proton recoil scintillation counter. 2132000100024 REL-REF (M,,L.Cranberg,R,LA-2177,1959) - method of measuring 2132000100025 cross sections in an absolute manner 2132000100026 (M,,J.B.Parker+,J,NIM,30,77,1964) - Monte Carlo 2132000100027 computer program devised by Parker 2132000100028 DETECTOR (SCIN) 10 cm diam. plastic phosphor, 2.5 cm thick, 2132000100029 viewed by two photomultipliers. 2132000100030 (LONGC,SCIN) - for monitor 2132000100031 CORRECTION Corrected for sample attenuation and multiple 2132000100032 scattering using a Monte-Carlo code by 2132000100033 Parker (see REL-REF). 2132000100034 ERR-ANALYS Principal errors are statistical, from counting 2132000100035 statistics and background correction. 2132000100036 A contribution is also made for uncertainty in 2132000100037 multiple scattering corrections and 2132000100038 (ERR-1) accuracy of the relative efficiency of the 2132000100039 scintillation counter. 2132000100040 HISTORY (19800131C) 2132000100041 (20190828A) SD:Updated to new date formats,lower case. 2132000100042 List of refs reduced (all refs without data deleted). 2132000100043 Ref. INDC-156 deleted (calculated data from another 2132000100044 author). Ref.EANDC-50-S added. Subents 005,006 merged. 2132000100045 ERR-ANALYS updated. DATA-ERR -> ERR-T. 2132000100046 ENDBIB 44 0 2132000100047 COMMON 1 3 2132000100048 ERR-1 2132000100049 PER-CENT 2132000100050 4. 2132000100051 ENDCOMMON 3 0 2132000100052 ENDSUBENT 51 0 2132000199999 SUBENT 21320002 20190828 22822132000200001 BIB 4 10 2132000200002 REACTION (92-U-238(N,EL)92-U-238,,DA) 2132000200003 ERR-ANALYS (ERR-T) Total error is a combination of the statistical2132000200004 error and ERR-1 and the total increased by 50%, a 2132000200005 subjectively estimated allowance for other possible 2132000200006 systematic errors. 2132000200007 STATUS (TABLE) Tbl.1 from Nucl.Phys.,80(1966)46 2132000200008 HISTORY (19800131T) 2132000200009 (20190828A) SD: STATUS updated. Trailing zeros deleted.2132000200010 DATA-ERR -> ERR-T. ERR-ANALYS added. Data in keV in the2132000200011 article adopted.Value at En=405 keV and cos=-0.69 added2132000200012 ENDBIB 10 0 2132000200013 COMMON 1 3 2132000200014 EN-RSL 2132000200015 KEV 2132000200016 7. 2132000200017 ENDCOMMON 3 0 2132000200018 DATA 4 48 2132000200019 EN COS DATA ERR-T 2132000200020 MEV NO-DIM MB/SR MB/SR 2132000200021 0.075 -0.695 859. 12. 2132000200022 0.075 -0.42 847. 16. 2132000200023 0.075 0.0 964. 16. 2132000200024 0.075 0.345 1105. 16. 2132000200025 0.075 0.42 1081. 33. 2132000200026 0.075 0.645 1231. 17. 2132000200027 0.075 0.765 1337. 17. 2132000200028 0.075 0.82 1334. 17. 2132000200029 0.075 0.865 1306. 17. 2132000200030 0.157 -0.69 598. 13. 2132000200031 0.157 -0.38 627. 13. 2132000200032 0.157 -0.23 687. 13. 2132000200033 0.157 0.0 759. 13. 2132000200034 0.157 0.37 943. 13. 2132000200035 0.157 0.5 1027. 13. 2132000200036 0.157 0.67 1156. 14. 2132000200037 0.157 0.77 1233. 14. 2132000200038 0.157 0.85 1248. 14. 2132000200039 0.250 -0.68 437. 7. 2132000200040 0.250 -0.55 437. 7. 2132000200041 0.250 -0.32 456. 14. 2132000200042 0.250 -0.05 573. 11. 2132000200043 0.250 0.0 571. 12. 2132000200044 0.250 0.2 685. 11. 2132000200045 0.250 0.45 851. 14. 2132000200046 0.250 0.67 1033. 16. 2132000200047 0.250 0.85 1255. 16. 2132000200048 0.405 -0.79 264. 7. 2132000200049 0.405 -0.69 289. 7. 2132000200050 0.405 -0.55 305. 7. 2132000200051 0.405 -0.32 331. 9. 2132000200052 0.405 -0.05 384. 9. 2132000200053 0.405 0.0 408. 9. 2132000200054 0.405 0.2 503. 9. 2132000200055 0.405 0.45 668. 11. 2132000200056 0.405 0.7 966. 13. 2132000200057 0.405 0.85 1270. 16. 2132000200058 0.550 -0.91 279. 8. 2132000200059 0.550 -0.71 260. 6. 2132000200060 0.550 -0.38 302. 10. 2132000200061 0.550 -0.17 318. 10. 2132000200062 0.550 -0.09 317. 11. 2132000200063 0.550 0.0 321. 8. 2132000200064 0.550 0.09 331. 11. 2132000200065 0.550 0.17 387. 8. 2132000200066 0.550 0.38 539. 12. 2132000200067 0.550 0.71 1010. 19. 2132000200068 0.550 0.77 1120. 17. 2132000200069 ENDDATA 50 0 2132000200070 ENDSUBENT 69 0 2132000299999 SUBENT 21320003 20190828 22822132000300001 BIB 4 8 2132000300002 REACTION (92-U-238(N,EL)92-U-238,,SIG) 2132000300003 ANALYSIS (INTAD) 2132000300004 STATUS (TABLE) Tbl.1 from Nucl.Phys.,80(1966)46 2132000300005 (DEP,21320002) Angular distribution 2132000300006 HISTORY (19800131T) 2132000300007 (20190828A) SD: STATUS updated. Trailing zeros deleted.2132000300008 DATA-ERR deleted (no information in the article). 2132000300009 Data in keV in the article adopted. 2132000300010 ENDBIB 8 0 2132000300011 COMMON 1 3 2132000300012 EN-RSL 2132000300013 KEV 2132000300014 7. 2132000300015 ENDCOMMON 3 0 2132000300016 DATA 2 5 2132000300017 EN DATA 2132000300018 KEV B 2132000300019 75. 12.76 2132000300020 157. 11.42 2132000300021 250. 10.50 2132000300022 405. 9.41 2132000300023 550. 8.80 2132000300024 ENDDATA 7 0 2132000300025 ENDSUBENT 24 0 2132000399999 SUBENT 21320004 20190828 22822132000400001 BIB 4 11 2132000400002 REACTION (92-U-238(N,INL)92-U-238,PAR,DA) 2132000400003 ERR-ANALYS (ERR-T) Total error is a combination of the statistical2132000400004 error and ERR-1 and the total increased by 50%, a 2132000400005 subjectively estimated allowance for other possible 2132000400006 systematic errors. 2132000400007 STATUS (NDD) data presented only on fig.11 of 2132000400008 Nucl.Phys.,80(1966)46 2132000400009 HISTORY (19800131T) 2132000400010 (20190828A) SD: STATUS updated. Trailing zeros deleted.2132000400011 DATA-ERR -> ERR-T. ERR-ANALYS added. Data in keV in the2132000400012 article adopted. 2132000400013 ENDBIB 11 0 2132000400014 COMMON 1 3 2132000400015 EN-RSL 2132000400016 KEV 2132000400017 7. 2132000400018 ENDCOMMON 3 0 2132000400019 DATA 5 25 2132000400020 EN E-LVL COS DATA ERR-T 2132000400021 KEV KEV NO-DIM MB/SR MB/SR 2132000400022 157. 45. -0.388 82.2 8.0 2132000400023 157. 45. 0.0 67.3 5.7 2132000400024 157. 45. 0.499 76.1 3.6 2132000400025 157. 45. 0.77 59.1 6.4 2132000400026 550. 45. -0.913 115.0 3.2 2132000400027 550. 45. -0.716 122.4 4.2 2132000400028 550. 45. -0.396 127.2 6.0 2132000400029 550. 45. -0.183 131.7 6.2 2132000400030 550. 45. -0.096 126.1 6.0 2132000400031 550. 45. 0.0 137.0 4.2 2132000400032 550. 45. 0.083 148.4 8.1 2132000400033 550. 45. 0.175 148.9 8.0 2132000400034 550. 45. 0.486 154.0 10.9 2132000400035 550. 45. 0.702 141.2 5.8 2132000400036 550. 45. 0.77 139.9 5.8 2132000400037 550. 149. -0.913 38.4 4.0 2132000400038 550. 149. -0.726 36.6 4.0 2132000400039 550. 149. -0.394 32.6 5.0 2132000400040 550. 149. -0.183 15.9 5.2 2132000400041 550. 149. -0.093 32.3 5.3 2132000400042 550. 149. 0.0 24.9 3.2 2132000400043 550. 149. 0.08 21.5 5.0 2132000400044 550. 149. 0.167 24.4 7.0 2132000400045 550. 149. 0.378 26.5 3.4 2132000400046 550. 149. 0.757 33.7 7.8 2132000400047 ENDDATA 27 0 2132000400048 ENDSUBENT 47 0 2132000499999 SUBENT 21320005 20190828 22822132000500001 BIB 4 11 2132000500002 REACTION (92-U-238(N,INL)92-U-238,PAR,DA) 2132000500003 ERR-ANALYS (ERR-T) Total error is a combination of the statistical2132000500004 error and ERR-1 and the total increased by 50%, a 2132000500005 subjectively estimated allowance for other possible 2132000500006 systematic errors. 2132000500007 STATUS (TABLE) Tbl.2,3 from Nucl.Phys.,80(1966)46 2132000500008 HISTORY (19800131T) 2132000500009 (20190828A) SD: STATUS updated. Trailing zeros deleted.2132000500010 Data from Subent 006 added. Value at E'level'=300 keV 2132000500011 moved to Subent 007.DATA-ERR -> ERR-T. ERR-ANALYS added2132000500012 Data in keV in the article adopted. 2132000500013 ENDBIB 11 0 2132000500014 COMMON 2 3 2132000500015 EN-RSL ANG 2132000500016 KEV ADEG 2132000500017 7. 90. 2132000500018 ENDCOMMON 3 0 2132000500019 DATA 4 95 2132000500020 E-LVL EN DATA ERR-T 2132000500021 KEV KEV MB/SR MB/SR 2132000500022 45. 106. 40. 5. 2132000500023 45. 120. 55. 10. 2132000500024 45. 140. 72. 6. 2132000500025 45. 157. 76. 7. 2132000500026 45. 200. 82. 6. 2132000500027 45. 250. 86. 7. 2132000500028 45. 405. 109. 10. 2132000500029 45. 455. 120. 11. 2132000500030 45. 550. 137. 61. 2132000500031 45. 750. 123. 9. 2132000500032 45. 995. 80. 7. 2132000500033 149. 455. 23. 7. 2132000500034 149. 550. 28. 3. 2132000500035 149. 750. 34. 6. 2132000500036 149. 995. 51. 5. 2132000500037 681. 814. 17.3 2.4 2132000500038 681. 847. 24.4 1.8 2132000500039 681. 903. 24.9 1.8 2132000500040 681. 953. 29.0 2.6 2132000500041 681. 1005. 24.8 2.2 2132000500042 681. 1081. 24.9 1.4 2132000500043 681. 1129. 25.2 2.0 2132000500044 681. 1198. 21.7 1.6 2132000500045 681. 1251. 19.0 1.5 2132000500046 681. 1292. 19.5 1.8 2132000500047 681. 1368. 17.8 1.8 2132000500048 681. 1495. 16.1 2.2 2132000500049 732. 847. 12.7 1.9 2132000500050 732. 903. 14.7 2.2 2132000500051 732. 953. 19.1 2.0 2132000500052 732. 1005. 17.0 2.3 2132000500053 732. 1081. 21.4 1.3 2132000500054 732. 1129. 22.5 1.7 2132000500055 732. 1198. 21.4 1.6 2132000500056 732. 1251. 21.2 1.6 2132000500057 732. 1292. 18.4 1.8 2132000500058 732. 1368. 18.6 1.7 2132000500059 732. 1495. 15.7 2.1 2132000500060 838. 1081. 3.3 0.7 2132000500061 838. 1129. 4.9 1.4 2132000500062 838. 1198. 6.6 1.1 2132000500063 838. 1251. 3.9 0.8 2132000500064 838. 1292. 6.8 1.5 2132000500065 838. 1368. 7.5 1.4 2132000500066 838. 1495. 7.0 2.1 2132000500067 939. 1081. 16.7 2.0 2132000500068 939. 1129. 22.4 2.4 2132000500069 939. 1198. 19.3 1.6 2132000500070 939. 1251. 17.2 1.5 2132000500071 939. 1292. 18.4 1.9 2132000500072 939. 1368. 22.6 2.0 2132000500073 939. 1620. 16.0 2.6 2132000500074 968. 1081. 11.9 2.4 2132000500075 968. 1129. 18.6 2.2 2132000500076 968. 1198. 17.5 1.8 2132000500077 968. 1251. 18.4 1.7 2132000500078 968. 1292. 21.1 2.1 2132000500079 968. 1368. 22.4 2.0 2132000500080 968. 1620. 20.7 2.8 2132000500081 1006. 1081. 3.7 1.6 2132000500082 1006. 1129. 13.8 1.9 2132000500083 1006. 1198. 12.0 1.6 2132000500084 1006. 1251. 14.5 1.6 2132000500085 1006. 1292. 14.8 1.8 2132000500086 1006. 1368. 16.4 1.8 2132000500087 1006. 1620. 17.7 2.6 2132000500088 1047. 1129. 12.5 2.9 2132000500089 1047. 1198. 10.8 1.8 2132000500090 1047. 1251. 15.0 1.6 2132000500091 1047. 1292. 16.1 2.2 2132000500092 1047. 1368. 17.2 2.0 2132000500093 1047. 1620. 18.8 2.5 2132000500094 1076. 1198. 13.1 2.0 2132000500095 1076. 1251. 14.8 1.7 2132000500096 1076. 1292. 19.1 2.3 2132000500097 1076. 1368. 25.5 2.3 2132000500098 1076. 1620. 24.6 2.8 2132000500099 1123. 1251. 3.7 1.4 2132000500100 1123. 1292. 9.0 2.1 2132000500101 1123. 1368. 10.6 2.0 2132000500102 1123. 1620. 16.1 2.6 2132000500103 1150. 1292. 5.9 2.0 2132000500104 1150. 1368. 12.2 2.1 2132000500105 1150. 1620. 14.4 1.7 2132000500106 1190. 1292. 3.3 1.7 2132000500107 1190. 1368. 7.3 1.9 2132000500108 1190. 1620. 11.0 1.6 2132000500109 1210. 1620. 8.4 1.4 2132000500110 1246. 1620. 8.9 1.4 2132000500111 1272. 1620. 9.3 1.5 2132000500112 1313. 1620. 12.8 1.5 2132000500113 1361. 1620. 8.1 1.8 2132000500114 1401. 1620. 5.4 1.8 2132000500115 1437. 1620. 7.2 2.4 2132000500116 1470. 1620. 4.4 3.0 2132000500117 ENDDATA 97 0 2132000500118 ENDSUBENT 117 0 2132000599999 NOSUBENT 21320006 20190828 22822132000600001 SUBENT 21320007 20190828 22822132000700001 BIB 4 12 2132000700002 REACTION (92-U-238(N,INL)92-U-238,PAR,DA,,AV) 2132000700003 The 300 +- 15 keV (6 +) level was very weakly excited.2132000700004 Four measurements were made of the differential 2132000700005 scattering cross section at 90.degr. at neutron 2132000700006 energies between 845. and 1005. keV, the average value 2132000700007 being 3.8 +- 1.0 mb/sr. 2132000700008 ERR-ANALYS (ERR-T) Total error is a combination of the statistical2132000700009 error and ERR-1 and the total increased by 50%, a 2132000700010 subjectively estimated allowance for other possible 2132000700011 systematic errors. 2132000700012 STATUS (TABLE) from the text on p.61 of Nucl.Phys.,80(1966)46 2132000700013 HISTORY (20190828T) SD: Value at 300 keV level. 2132000700014 ENDBIB 12 0 2132000700015 COMMON 3 3 2132000700016 E-LVL E-ERR ANG 2132000700017 KEV KEV ADEG 2132000700018 300. 15. 90. 2132000700019 ENDCOMMON 3 0 2132000700020 DATA 5 1 2132000700021 EN-MIN EN-MAX EN-RSL DATA ERR-T 2132000700022 KEV KEV KEV MB/SR MB/SR 2132000700023 845. 1005. 7. 3.8 1.0 2132000700024 ENDDATA 3 0 2132000700025 ENDSUBENT 24 0 2132000799999 ENDENTRY 7 0 2132099999999