ENTRY 12380 20110928 13771238000000001 SUBENT 12380001 20110928 13771238000100001 BIB 11 28 1238000100002 INSTITUTE (1USAANL) 1238000100003 REFERENCE (J,PR,142,758,1966) 1238000100004 #doi:10.1103/PhysRev.142.758 1238000100005 AUTHOR (A.J.Elwyn,J.E.Monahan,R.O.Lane,A.Langsdorf Jr, 1238000100006 F.P.Mooring) 1238000100007 TITLE Polarization and differential cross sections in the 1238000100008 small angle scattering of neutrons by uranium 1238000100009 FACILITY (VDG,1USAANL) 1238000100010 REL-REF (I,,D.B.Fossan+,J,PRL,12,672,1964) 1238000100011 (I,12379001,M.Walt+,J,PR,137,B629,1965) 1238000100012 (M,,R.O.Lane+,J,NIM,16,1,1962) - computer codes that 1238000100013 used for correction on multiple scattering 1238000100014 (R,12382001,A.B.Smith,J,NP,47,633,1963) - measured 1238000100015 inelastic differential cross sections extrapolated to 1238000100016 these small scattering angles. 1238000100017 INC-SOURCE (P-LI7) Rotating evaporated-lithium-metal targets(about1238000100018 50-80-keV thick to 1.9-MeV protons) placed at the 1238000100019 center of a shielded source tank. 1238000100020 SAMPLE Cylindrical uranium scatterer 0.5 in. thick 1238000100021 CORRECTION Corrected for 2nd neutron group from Li7(p,n) source, 1238000100022 inelastic scattering and multiple scattering. 1238000100023 STATUS (TABLE) Data taken Tbl.1 of PR,142,758,1965 1238000100024 HISTORY (19760804T) Translated from SCISRS 1238000100025 (19820519A) converted to REACTION formalism 1238000100026 (19930223A) BIB update. 1238000100027 (20110928A) SD:Updated to new date formats,lower case. 1238000100028 Corrected according to last EXFOR rules and Dict. 1238000100029 Year of ref. corrected. BIB updated. 1238000100030 ENDBIB 28 0 1238000100031 COMMON 1 3 1238000100032 EN 1238000100033 MEV 1238000100034 0.83 1238000100035 ENDCOMMON 3 0 1238000100036 ENDSUBENT 35 0 1238000199999 SUBENT 12380002 20110928 13771238000200001 BIB 2 2 1238000200002 REACTION (92-U-0(N,EL)92-U-0,,DA) 1238000200003 HISTORY (19930223A) Deleted, see Subent 5 for normalized data. 1238000200004 ENDBIB 2 0 1238000200005 NOCOMMON 0 0 1238000200006 NODATA 0 0 1238000200007 ENDSUBENT 6 0 1238000299999 SUBENT 12380003 20110928 13771238000300001 BIB 5 10 1238000300002 REACTION (92-U-0(N,EL)92-U-0,,DA) 1238000300003 DETECTOR (BF3) A BF3 long counter served as a neutron monitor. 1238000300004 (SCIN) A liquid scintillator enclosed in a glass 1238000300005 container in the form of a cylinder 2.125 in. in diam. 1238000300006 and 1.5 in. high with its flat face cemented to an RCA 1238000300007 6810A photomultiplier tube 1238000300008 ERR-ANALYS (DATA-ERR) no detailed analysis of uncertainties 1238000300009 STATUS (DEP,12380004) Corrected for inelastic scattering. 1238000300010 HISTORY (19840801A) BIB correction. 1238000300011 (19930223A) Reaction subfield 4 added. 1238000300012 ENDBIB 10 0 1238000300013 NOCOMMON 0 0 1238000300014 DATA 3 3 1238000300015 ANG DATA DATA-ERR 1238000300016 ADEG MB/SR MB/SR 1238000300017 10. 1780. 140. 1238000300018 15. 1640. 150. 1238000300019 23. 1431. 79. 1238000300020 ENDDATA 5 0 1238000300021 ENDSUBENT 20 0 1238000399999 SUBENT 12380004 20110928 13771238000400001 BIB 6 17 1238000400002 REACTION (92-U-0(N,SCT)92-U-0,,DA) 1238000400003 MONITOR (6-C-0(N,EL)6-C-0,,DA) 1238000400004 standard in the supplementary experiment 1238000400005 REL-REF (M,11116001,A.J.Elwyn+,J,PR,128,779,1962) 1238000400006 DETECTOR (BF3) A BF3 long counter served as a neutron monitor. 1238000400007 (SCIN) A liquid scintillator enclosed in a glass 1238000400008 container in the form of a cylinder 2.125 in. in diam. 1238000400009 and 1.5 in. high with its flat face cemented to an RCA 1238000400010 6810A photomultiplier tube 1238000400011 ERR-ANALYS (DATA-ERR) The errors shown for data at angle greater 1238000400012 than 23. degr. are based on an assumed 5% error in the 1238000400013 total cross sections for the carbon scatterer that was 1238000400014 used as a standard in the supplementary experiment. 1238000400015 At the ange less that 15. degr., the errors shown have 1238000400016 been increased (somewhat arbitrarily) to about 8% to 1238000400017 account for additional experimental uncertainties. 1238000400018 HISTORY (19930223A) Reaction subfield 4 added. 1238000400019 ENDBIB 17 0 1238000400020 NOCOMMON 0 0 1238000400021 DATA 3 10 1238000400022 ANG DATA DATA-ERR 1238000400023 ADEG MB/SR MB/SR 1238000400024 10. 1920. 150. 1238000400025 15. 1780. 140. 1238000400026 23. 1576. 79. 1238000400027 44. 942. 47. 1238000400028 64. 537. 27. 1238000400029 86. 419. 21. 1238000400030 100. 391. 20. 1238000400031 106. 400. 20. 1238000400032 128. 359. 18. 1238000400033 149. 334. 17. 1238000400034 ENDDATA 12 0 1238000400035 ENDSUBENT 34 0 1238000499999 SUBENT 12380005 20110928 13771238000500001 BIB 5 19 1238000500002 REACTION (92-U-0(N,EL)92-U-0,,DA) 1238000500003 DETECTOR (SCIN) A liquid scintillator enclosed in a glass 1238000500004 container in the form of a cylinder 2.125 in. in diam. 1238000500005 and 1.5 in. high with its flat face cemented to an RCA 1238000500006 6810A photomultiplier tube 1238000500007 MONITOR (1-H-PLE(N,TOT),,SIG) 1238000500008 Similar to uranium measurements were performed for CH2 1238000500009 scatterers at angles near 2. degr. Then multiple- 1238000500010 scattering corrections were made by use of the known 1238000500011 hydrogen and carbon differential cross sections 1238000500012 extrapolated to the small-angle region. These 1238000500013 corrections took account of the energy dependence of 1238000500014 the multiply scattered neutrons. The corrected CH2 1238000500015 results normalized to the corresponding theoretically 1238000500016 expected cross sections (D.J.Hughers+,R,BNL-325,1955) 1238000500017 were utilized to obtain final absolute differential 1238000500018 cross sections for uranium. 1238000500019 ERR-ANALYS (DATA-ERR) no detailed analysis of uncertainties 1238000500020 HISTORY (19930223A) Reaction subfield 4 added. 1238000500021 ENDBIB 19 0 1238000500022 NOCOMMON 0 0 1238000500023 DATA 3 4 1238000500024 ANG DATA DATA-ERR 1238000500025 ADEG MB/SR MB/SR 1238000500026 1.65 3360. 210. 1238000500027 2.35 2730. 160. 1238000500028 4.6 2270. 130. 1238000500029 10. 1940. 120. 1238000500030 ENDDATA 6 0 1238000500031 ENDSUBENT 30 0 1238000599999 SUBENT 12380006 20110928 13771238000600001 BIB 4 4 1238000600002 REACTION (92-U-0(N,SCT)92-U-0,,POL/DA) 1238000600003 DETECTOR (BF3) Proportional counter 1238000600004 ERR-ANALYS (ERR-S) mainly on counting statistics. 1238000600005 HISTORY (19930223C) 1238000600006 ENDBIB 4 0 1238000600007 NOCOMMON 0 0 1238000600008 DATA 3 10 1238000600009 ANG DATA ERR-S 1238000600010 ADEG NO-DIM NO-DIM 1238000600011 10. -0.09 0.02 1238000600012 15. -0.063 0.010 1238000600013 23. -0.027 0.009 1238000600014 44. 0.028 0.011 1238000600015 64. 0.078 0.012 1238000600016 86. 0.056 0.019 1238000600017 100. 0.034 0.011 1238000600018 106. 0.016 0.013 1238000600019 128. -0.004 0.019 1238000600020 149. 0.001 0.016 1238000600021 ENDDATA 12 0 1238000600022 ENDSUBENT 21 0 1238000699999 SUBENT 12380007 20110928 13771238000700001 BIB 4 7 1238000700002 REACTION (92-U-0(N,EL)92-U-0,,POL/DA) 1238000700003 DETECTOR (SCIN) A liquid scintillator enclosed in a glass 1238000700004 container in the form of a cylinder 2.125 in. in diam. 1238000700005 and 1.5 in. high with its flat face cemented to an RCA 1238000700006 6810A photomultiplier tube 1238000700007 ERR-ANALYS (ERR-S) mainly on counting statistics. 1238000700008 HISTORY (19930223C) 1238000700009 ENDBIB 7 0 1238000700010 NOCOMMON 0 0 1238000700011 DATA 3 4 1238000700012 ANG DATA ERR-S 1238000700013 ADEG NO-DIM NO-DIM 1238000700014 1.65 -0.59 0.13 1238000700015 2.35 -0.56 0.12 1238000700016 4.6 -0.25 0.09 1238000700017 10.0 -0.28 0.12 1238000700018 ENDDATA 6 0 1238000700019 ENDSUBENT 18 0 1238000799999 ENDENTRY 7 0 1238099999999