ENTRY 21123 20071214 21912112300000001 SUBENT 21123001 20071214 21912112300100001 BIB 15 87 2112300100002 INSTITUTE (2UK OXF) 2112300100003 REFERENCE (J,NP,21,15,196011) 2112300100004 AUTHOR (G.L.Salmon) 2112300100005 TITLE The elastic scattering of 96 MeV neutrons by nuclei. 2112300100006 FACILITY (SYNCY,2UK HAR) Harwell Sychrocyclotron. 2112300100007 INC-SOURCE 136 MeV protons incident on carbon target. 2112300100008 Steel collimators of 5.4cm high,1.9cm wide,2.4m long 2112300100009 and of 1.2m long, 6.35cm high, 2.54cm wide. 2112300100010 INC-SPECT Effective neutron spectrum has a full width at half 2112300100011 maximum (fwhm) of 24.MeV. 2112300100012 SAMPLE Disc shaped samples. Negligible impurity content 2112300100013 except for lithium which contained 5.3+-3 % 2112300100014 by weight of copper and 3.4+-0.2 % of zinc. 2112300100015 METHOD (REC) Detection of scattered neutrons. Neutrons were 2112300100016 recorded which produced a recoil proton in scintillator2112300100017 with energy > about 80.MeV. 2112300100018 (PHD) Pulse height distributions from counter were 2112300100019 recorded on 100-channel analyser. 2112300100020 Differential c-s were obtained by measuring the ratio 2112300100021 of scattered neutron flux to direct beam intensity. 2112300100022 DETECTOR (SCIN ) Tank of liquid scintillator 7.6 cm wide, 14 cm 2112300100023 high and 44.5 cm long to detect scattered 2112300100024 neutrons. 2112300100025 (TELES) Proton recoil telescope using polythene 2112300100026 radiator as flux monitor. 2112300100027 REL-REF (R,21103002,P.H.Bowen+,J,NP,22,(4),640,1961) 2112300100028 Effective energy for counter was determined 2112300100029 experimentally by measuring the attenuation of carbon 2112300100030 in good geometry and using total c-s measurement of 2112300100031 Bowen+ (Thresher+). 2112300100032 Proton data to estimate corrections for inelastic 2112300100033 scattering were taken from: 2112300100034 (R,O0274001,K.Strauch+,J,PR,103,200,1956) 2112300100035 (R,,J.M.Dickson+,J,NC,6,235,1957) 2112300100036 (R,O0217001,H.Tyren+,J,NP,4,637,1957) 2112300100037 (R,,H.Tyren+,J,NP,6,82,1958) 2112300100038 (R,,H.Tyren+,J,NP,6,446,1958) 2112300100039 (R,,H.Tyren+,J,NP,7,24,1958) 2112300100040 CORRECTION For background. 2112300100041 For incident neutrons, when differential c-s was 2112300100042 strongly energy dependent, largest near diffraction 2112300100043 minimum, <10%. 2112300100044 For finite angular resolution. 2112300100045 For 2% contribution to elastic scattering at 1.deg 2112300100046 from heavier elements due to interaction of magnetic 2112300100047 moment of neutron with Coulomb field. 2112300100048 For contribution from inelastic scattering,lab.system,2112300100049 only values greater 1% of diff.c-s were given in 2112300100050 Table 1 of reference : 2112300100051 Angle Estimated corrections 2112300100052 (deg) (mb/sr) 2112300100053 Cu Al C Be Li 2112300100054 3. 10. 5. 2112300100055 5. 10. 5. 2112300100056 10. 6. 10. 6. 2112300100057 12.5 20. 10. 8. 2112300100058 15. 10. 10. 12. 9. 2112300100059 20. 10. 15. 8. 2112300100060 25. 5. 2112300100061 ERR-ANALYS (ERR-S) The uncorrelated errors are combination of: 2112300100062 (ERR-2) standard deviations for the counting rate, 2112300100063 (ERR-3) error due to multiple scattering correction at 2112300100064 wide angles , 2112300100065 (ERR-4) error due finite angular resolution , 2112300100066 (ERR-5) max. error for the estimated contribution from 2112300100067 inelastic scattering. 2112300100068 (ERR-1) Systematic additional uncertainty of 5.5% 2112300100069 in the absolute scale includes: 2112300100070 (ERR-6) error in the direct beam measurements of 2112300100071 counting rates, 2112300100072 (ERR-7) error in the effective counter area, 2112300100073 2 cm error in the effective radius, 2112300100074 (ERR-8) error due monitor counting losses. 2112300100075 Standard deviation in effective energy measurement 2112300100076 was 2.5 MeV. 2112300100077 (ERR-9) Max. error due correction for strong energy 2112300100078 dependence of diff. c-s. 4% 2112300100079 STATUS (NDD) From NEUDADA. 2112300100080 HISTORY (19790924C) 2112300100081 (19791112E) 2112300100082 (19800312A) Explanation for DATA-ERR headings added. 2112300100083 (19800331E) 2112300100084 (19810115A) DATA-ERR headings changed. 2112300100085 (19810120E) 2112300100086 (20071214A) M.M. BIB and COMMON information was added. 2112300100087 Dates were corrected for 4-digits year. 2112300100088 SUBENTs 002-009 : DATA was replaced by DATA-CM. 2112300100089 ENDBIB 87 0 2112300100090 COMMON 12 6 2112300100091 EN EN-ERR EN-RSL-FW ERR-1 ERR-2 ERR-3 2112300100092 ERR-4 ERR-5 ERR-6 ERR-7 ERR-8 ERR-9 2112300100093 MEV MEV MEV PER-CENT PER-CENT PER-CENT 2112300100094 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 2112300100095 9.6000E+01 2.5000E+00 24. 5.5 3. 1. 2112300100096 1. 5. 2. 4. 2. 4. 2112300100097 ENDCOMMON 6 0 2112300100098 ENDSUBENT 97 0 2112300199999 SUBENT 21123002 20071214 21912112300200001 BIB 3 6 2112300200002 REACTION (6-C-12(N,EL)6-C-12,,DA) 2112300200003 STATUS (TABLE) Table 2 of the publication. 2112300200004 HISTORY (19790924C) 2112300200005 (19791112E) 2112300200006 (19810115A) 2112300200007 (19810120E) 2112300200008 ENDBIB 6 0 2112300200009 NOCOMMON 0 0 2112300200010 DATA 3 7 2112300200011 ANG-CM DATA-CM ERR-S 2112300200012 ADEG B/SR B/SR 2112300200013 2.1700E+00 1.2000E+00 1.2000E-01 2112300200014 3.2500E+00 1.1530E+00 3.3000E-02 2112300200015 5.4200E+00 9.9100E-01 3.2000E-02 2112300200016 1.0830E+01 6.6100E-01 1.7000E-02 2112300200017 1.3530E+01 4.8800E-01 1.4000E-02 2112300200018 1.6240E+01 3.1300E-01 1.4000E-02 2112300200019 2.1630E+01 1.2600E-01 1.0000E-02 2112300200020 ENDDATA 9 0 2112300200021 ENDSUBENT 20 0 2112300299999 SUBENT 21123003 20071214 21912112300300001 BIB 3 6 2112300300002 REACTION (13-AL-27(N,EL)13-AL-27,,DA) 2112300300003 STATUS (TABLE) Table 2 of the publication. 2112300300004 HISTORY (19790924C) 2112300300005 (19791112E) 2112300300006 (19810115A) 2112300300007 (19810120E) 2112300300008 ENDBIB 6 0 2112300300009 NOCOMMON 0 0 2112300300010 DATA 3 6 2112300300011 ANG-CM DATA-CM ERR-S 2112300300012 ADEG B/SR B/SR 2112300300013 2.0700E+00 3.8500E+00 1.9000E-01 2112300300014 3.1100E+00 3.9200E+00 1.1000E-01 2112300300015 5.1900E+00 3.2800E+00 9.0000E-02 2112300300016 1.0370E+01 1.7900E+00 4.0000E-02 2112300300017 1.2960E+01 1.1900E+00 4.0000E-02 2112300300018 1.5550E+01 6.3000E-01 4.0000E-02 2112300300019 ENDDATA 8 0 2112300300020 ENDSUBENT 19 0 2112300399999 SUBENT 21123004 20071214 21912112300400001 BIB 3 6 2112300400002 REACTION (3-LI-0(N,EL)3-LI-0,,DA) 2112300400003 STATUS (TABLE) Table 2 of the publication. 2112300400004 HISTORY (19790924C) 2112300400005 (19791112E) 2112300400006 (19810115A) 2112300400007 (19810120E) 2112300400008 ENDBIB 6 0 2112300400009 NOCOMMON 0 0 2112300400010 DATA 3 6 2112300400011 ANG-CM DATA-CM ERR-S 2112300400012 ADEG B/SR B/SR 2112300400013 3.4300E+00 4.4500E-01 1.8000E-02 2112300400014 5.7200E+00 3.7000E-01 1.8000E-02 2112300400015 1.1430E+01 2.6600E-01 1.1000E-02 2112300400016 1.7140E+01 1.5800E-01 7.0000E-03 2112300400017 2.2800E+01 6.8000E-02 5.0000E-03 2112300400018 2.8500E+01 3.1000E-02 4.0000E-03 2112300400019 ENDDATA 8 0 2112300400020 ENDSUBENT 19 0 2112300499999 SUBENT 21123005 20071214 21912112300500001 BIB 3 6 2112300500002 REACTION (4-BE-9(N,EL)4-BE-9,,DA) 2112300500003 STATUS (TABLE) Table 2 of the publication. 2112300500004 HISTORY (19790924C) 2112300500005 (19791112E) 2112300500006 (19810115A) 2112300500007 (19810120E) 2112300500008 ENDBIB 6 0 2112300500009 NOCOMMON 0 0 2112300500010 DATA 3 5 2112300500011 ANG-CM DATA-CM ERR-S 2112300500012 ADEG B/SR B/SR 2112300500013 3.3300E+00 7.2200E-01 2.2000E-02 2112300500014 5.5500E+00 6.1200E-01 2.3000E-02 2112300500015 1.1100E+01 4.3100E-01 1.4000E-02 2112300500016 1.6640E+01 2.3100E-01 9.0000E-03 2112300500017 2.2170E+01 7.7000E-02 9.0000E-03 2112300500018 ENDDATA 7 0 2112300500019 ENDSUBENT 18 0 2112300599999 SUBENT 21123006 20071214 21912112300600001 BIB 3 6 2112300600002 REACTION (29-CU-0(N,EL)29-CU-0,,DA) 2112300600003 STATUS (TABLE) Table 2 of the publication. 2112300600004 HISTORY (19790924C) 2112300600005 (19791112E) 2112300600006 (19810115A) 2112300600007 (19810120E) 2112300600008 ENDBIB 6 0 2112300600009 NOCOMMON 0 0 2112300600010 DATA 3 6 2112300600011 ANG-CM DATA-CM ERR-S 2112300600012 ADEG B/SR B/SR 2112300600013 1.0200E+00 1.4990E+01 4.9000E-01 2112300600014 3.0500E+00 1.3240E+01 3.1000E-01 2112300600015 5.0800E+00 1.0640E+01 2.6000E-01 2112300600016 7.6200E+00 7.4300E+00 2.6000E-01 2112300600017 1.0160E+01 3.8300E+00 1.3000E-01 2112300600018 1.2700E+01 1.5900E+00 8.0000E-02 2112300600019 ENDDATA 8 0 2112300600020 ENDSUBENT 19 0 2112300699999 SUBENT 21123007 20071214 21912112300700001 BIB 3 6 2112300700002 REACTION (48-CD-0(N,EL)48-CD-0,,DA) 2112300700003 STATUS (TABLE) Table 2 of the publication. 2112300700004 HISTORY (19790924C) 2112300700005 (19791112E) 2112300700006 (19810115A) 2112300700007 (19810120E) 2112300700008 ENDBIB 6 0 2112300700009 NOCOMMON 0 0 2112300700010 DATA 3 6 2112300700011 ANG-CM DATA-CM ERR-S 2112300700012 ADEG B/SR B/SR 2112300700013 1.0100E+00 3.3600E+01 9.0000E-01 2112300700014 3.0300E+00 2.8000E+01 6.0000E-01 2112300700015 5.0400E+00 2.0900E+01 5.0000E-01 2112300700016 7.5700E+00 1.1000E+01 4.0000E-01 2112300700017 1.0090E+01 4.1500E+00 1.5000E-01 2112300700018 1.2610E+01 1.1600E+00 1.1000E-01 2112300700019 ENDDATA 8 0 2112300700020 ENDSUBENT 19 0 2112300799999 SUBENT 21123008 20071214 21912112300800001 BIB 3 6 2112300800002 REACTION (82-PB-0(N,EL)82-PB-0,,DA) 2112300800003 STATUS (TABLE) Table 2 of the publication. 2112300800004 HISTORY (19790924C) 2112300800005 (19791112E) 2112300800006 (19810115A) 2112300800007 (19810120E) 2112300800008 ENDBIB 6 0 2112300800009 NOCOMMON 0 0 2112300800010 DATA 3 7 2112300800011 ANG-CM DATA-CM ERR-S 2112300800012 ADEG B/SR B/SR 2112300800013 1.0000E+00 6.4100E+01 1.4000E+00 2112300800014 3.0100E+00 5.4300E+01 1.0000E+00 2112300800015 4.0200E+00 4.3900E+01 1.2000E+00 2112300800016 5.0200E+00 3.4200E+01 8.0000E-01 2112300800017 6.0300E+00 2.5800E+01 7.0000E-01 2112300800018 7.5400E+00 1.3000E+01 4.0000E-01 2112300800019 1.0050E+01 3.4000E+00 3.0000E-01 2112300800020 ENDDATA 9 0 2112300800021 ENDSUBENT 20 0 2112300899999 SUBENT 21123009 20071214 21912112300900001 BIB 3 6 2112300900002 REACTION (92-U-0(N,EL)92-U-0,,DA) 2112300900003 STATUS (TABLE) Table 2 of the publication. 2112300900004 HISTORY (19790924C) 2112300900005 (19791112E) 2112300900006 (19810115A) 2112300900007 (19810120E) 2112300900008 ENDBIB 6 0 2112300900009 NOCOMMON 0 0 2112300900010 DATA 3 7 2112300900011 ANG-CM DATA-CM ERR-S 2112300900012 ADEG B/SR B/SR 2112300900013 1.0000E+00 8.0900E+01 1.8000E+00 2112300900014 3.0100E+00 6.5400E+01 1.1000E+00 2112300900015 4.0200E+00 5.1900E+01 1.4000E+00 2112300900016 5.0200E+00 3.8300E+01 9.0000E-01 2112300900017 6.0300E+00 2.9900E+01 1.1000E+00 2112300900018 7.5300E+00 1.4200E+01 5.0000E-01 2112300900019 1.0040E+01 2.8000E+00 3.0000E-01 2112300900020 ENDDATA 9 0 2112300900021 ENDSUBENT 20 0 2112300999999 ENDENTRY 9 0 2112399999999