ENTRY F0342 20210723 F086F034200000001 SUBENT F0342001 20210723 F086F034200100001 BIB 9 24 F034200100002 TITLE Investigation of the gamma radiation produced by F034200100003 irradiating 10B with protons in the energy range F034200100004 0.7 to 3.0 MeV F034200100005 AUTHOR (S.E.Hunt,R.A.Pope,W.W.Evans) F034200100006 INSTITUTE (2UK ALD) F034200100007 REFERENCE (J,PR,106,1012,1957) F034200100008 FACILITY (VDG,2UK ALD) F034200100009 SAMPLE The targets consisted of 10B of the least 99% purity ofF034200100010 thickness 10 ug/cm2 and 100 ug/cm2, separated by mass F034200100011 spectrographic deposition on copper or tungsten F034200100012 backings F034200100013 ANALYSIS Cross-section measurements were made by comparing the F034200100014 yield of the 9.7 MeV gamma ray from the 10B(p,gamma)11CF034200100015 reaction with that of the 6.14 MeV gamma ray from F034200100016 the 19F(p,alpha+gamma)16O reaction at the 1.348 MeV F034200100017 resonance using the same geometry. This was taken as F034200100018 89 mb from the work of Chao et al. (see Subent 003). F034200100019 DETECTOR (MAGSP) The gamma-ray spectrometer consisted of a 4-in.F034200100020 diam. thallium-activated sodium iodide crystal 4 in. F034200100021 mounted with 0.5-in. long Perspex light pipe. F034200100022 HISTORY (19851015C) F034200100023 (19990409U) CNPD: corrected 4-dig. year, lower case F034200100024 (20210723A) SD: Corrections in all Subents. F034200100025 Subents 004-006 added. F034200100026 ENDBIB 24 0 F034200100027 NOCOMMON 0 0 F034200100028 ENDSUBENT 27 0 F034200199999 SUBENT F0342002 20210723 F086F034200200001 BIB 5 8 F034200200002 REACTION (5-B-10(P,A)4-BE-7,PAR,SIG,G) F034200200003 ERR-ANALYS (DATA-ERR) Relative error from graphic bars F034200200004 STATUS (CURVE) Fig. 2 from Phys.Rev.,106(1957)1012 F034200200005 COMMENT By compiler: E=1.540 is given in tabulated form F034200200006 on the fig. (digitized value is the same). F034200200007 HISTORY (19990507U) E-LVL changed on E. F034200200008 (20210723A) SD: SF9=EXP deleted from REACTION code. F034200200009 STATUS updated. EN-ERR -> EN-ERR-DIG. COMMENT added. F034200200010 ENDBIB 8 0 F034200200011 COMMON 2 3 F034200200012 EN-ERR-DIG E F034200200013 MEV MEV F034200200014 0.01 0.43 F034200200015 ENDCOMMON 3 0 F034200200016 DATA 3 22 F034200200017 EN DATA DATA-ERR F034200200018 MEV MB MB F034200200019 0.87 0.7 2.1 F034200200020 0.99 1.8 1.5 F034200200021 1.09 2.8 1.0 F034200200022 1.22 6.4 1.5 F034200200023 1.33 13.1 2.1 F034200200024 1.45 51.8 3.1 F034200200025 1.48 72.9 3.1 F034200200026 1.54 80.1 5.7 F034200200027 1.60 72.9 3.1 F034200200028 1.66 65.2 3.6 F034200200029 1.70 56.4 2.6 F034200200030 1.76 47.1 3.6 F034200200031 1.81 46.6 4.1 F034200200032 1.92 41.5 3.6 F034200200033 2.04 39.9 4.1 F034200200034 2.15 36.3 4.6 F034200200035 2.24 36.3 4.1 F034200200036 2.36 37.4 4.1 F034200200037 2.46 31.7 4.1 F034200200038 2.57 34.3 4.1 F034200200039 2.67 30.7 5.7 F034200200040 2.81 34.8 3.6 F034200200041 ENDDATA 24 0 F034200200042 ENDSUBENT 41 0 F034200299999 SUBENT F0342003 20210723 F086F034200300001 BIB 7 23 F034200300002 REACTION (5-B-10(P,G)6-C-11,PAR,SIG) F034200300003 MONITOR (9-F-19(P,A)8-O-16,PAR,SIG,G) Cross-section F034200300004 measurements were made by comparing the yield of the F034200300005 9.7 MeV gamma ray from the 10B(p,gamma)11C reaction F034200300006 with that of the 6.14 MeV gamma ray from the F034200300007 19F(p,alpha+gamma) 16O reaction at the 1.348 MeV F034200300008 resonance using the same geometry. This was taken as F034200300009 89 mb from the work of Chao et al. The cross sections F034200300010 for the lower energy gamma rays were then estimated F034200300011 by comparison with the yield of the 9.7 MeV gamma ray, F034200300012 with appropriate allowances being made for changes in F034200300013 the detection geometry and variation in crystal F034200300014 sensitivity. The uncertainty in the result is F034200300015 estimated to be about 50%.) F034200300016 MONIT-REF (,C.Y.Chao+,J,PR,79,108,1950) F034200300017 COMMENT By compiler: E=1.146 is given in tabulated form F034200300018 on the fig. (digitized value is the same). F034200300019 ERR-ANALYS (DATA-ERR) Relative error from graphic bars F034200300020 STATUS (CURVE) Fig. 5 from Phys.Rev.,106(1957)1012 F034200300021 HISTORY (19990507U) E-LVL changed on E. F034200300022 (20210723A) SD: SF9=EXP deleted from REACTION code. F034200300023 MONITOR/REF added. E-LVL -> E; value corrected. F034200300024 EN-SEC deleted. STATUS updated. EN-ERR -> EN-ERR-DIG. F034200300025 ENDBIB 23 0 F034200300026 COMMON 6 3 F034200300027 E E-ERR EN-NRM E-NRM MONIT EN-ERR-DIG F034200300028 MEV MEV MEV MEV MB MEV F034200300029 9.70 0.15 1.348 6.14 89. 0.013 F034200300030 ENDCOMMON 3 0 F034200300031 DATA 3 25 F034200300032 EN DATA DATA-ERR F034200300033 MEV MB MB F034200300034 0.744 1.04E-03 2.08E-04 F034200300035 0.871 1.98E-03 2.61E-04 F034200300036 0.980 2.28E-03 2.61E-04 F034200300037 1.079 4.41E-03 3.12E-04 F034200300038 1.146 5.82E-03 2.09E-04 F034200300039 1.205 5.14E-03 2.08E-04 F034200300040 1.264 4.20E-03 2.09E-04 F034200300041 1.385 3.62E-03 2.09E-04 F034200300042 1.417 3.98E-03 2.08E-04 F034200300043 1.489 2.47E-03 2.08E-04 F034200300044 1.580 1.79E-03 1.56E-04 F034200300045 1.718 1.58E-03 2.08E-04 F034200300046 1.810 1.58E-03 2.08E-04 F034200300047 1.932 1.10E-03 2.08E-04 F034200300048 2.041 1.26E-03 2.61E-04 F034200300049 2.164 1.30E-03 2.09E-04 F034200300050 2.273 1.46E-03 1.56E-04 F034200300051 2.318 1.19E-03 2.60E-04 F034200300052 2.397 1.71E-03 1.57E-04 F034200300053 2.444 1.97E-03 2.09E-04 F034200300054 2.492 2.33E-03 2.60E-04 F034200300055 2.538 2.23E-03 3.12E-04 F034200300056 2.600 2.48E-03 1.57E-04 F034200300057 2.664 2.95E-03 2.60E-04 F034200300058 2.726 3.00E-03 3.12E-04 F034200300059 ENDDATA 27 0 F034200300060 ENDSUBENT 59 0 F034200399999 SUBENT F0342004 20210723 F086F034200400001 BIB 4 4 F034200400002 REACTION (5-B-10(P,A)4-BE-7,PAR,SIG,,RES) F034200400003 ERR-ANALYS (DATA-ERR) No information about source of uncertainty F034200400004 STATUS (TABLE) From the Abstract of Phys.Rev.,106(1957)1012 F034200400005 HISTORY (20210723C) SD F034200400006 ENDBIB 4 0 F034200400007 NOCOMMON 0 0 F034200400008 DATA 6 1 F034200400009 EN-RES EN-RES-ERR E E-ERR DATA DATA-ERR F034200400010 MEV MEV MEV MEV MB MB F034200400011 1.540 0.005 0.43 0.015 80. 40.F034200400012 ENDDATA 3 0 F034200400013 ENDSUBENT 12 0 F034200499999 SUBENT F0342005 20210723 F086F034200500001 BIB 5 7 F034200500002 REACTION (5-B-10(P,G)6-C-11,PAR,SIG,,RES) F034200500003 ERR-ANALYS (DATA-ERR) No information about source of uncertainty F034200500004 COMMENT Gamma-rays of about one-twentieth of this intensity F034200500005 of energy about 4.2 MeV and 5.5 MeV can also be F034200500006 attributed to this resonance. F034200500007 STATUS (TABLE) From the Abstract of Phys.Rev.,106(1957)1012 F034200500008 HISTORY (20210723C) SD F034200500009 ENDBIB 7 0 F034200500010 NOCOMMON 0 0 F034200500011 DATA 6 1 F034200500012 EN-RES EN-RES-ERR E E-ERR DATA DATA-ERR F034200500013 MEV MEV MEV MEV MICRO-B MICRO-B F034200500014 1.146 0.005 9.70 0.15 5.5 2.F034200500015 ENDDATA 3 0 F034200500016 ENDSUBENT 15 0 F034200599999 SUBENT F0342006 20210723 F086F034200600001 BIB 5 7 F034200600002 REACTION (5-B-10(P,INL)5-B-10,PAR,SIG,G) F034200600003 ERR-ANALYS (DATA-ERR) No information about source of uncertainty F034200600004 COMMENT For proton energies of greater than 2.4 MeV, weaker F034200600005 gamma-rays of energy 1.00+-0.04 MeV and 2.12+-0.06 F034200600006 MeV were also present. F034200600007 STATUS (TABLE) From the Abstract of Phys.Rev.,106(1957)1012 F034200600008 HISTORY (20210723C) SD F034200600009 ENDBIB 7 0 F034200600010 NOCOMMON 0 0 F034200600011 DATA 5 1 F034200600012 EN E E-ERR DATA DATA-ERR F034200600013 MEV MEV MEV MB MB F034200600014 2.7 0.71 0.015 11. 5. F034200600015 ENDDATA 3 0 F034200600016 ENDSUBENT 15 0 F034200699999 ENDENTRY 6 0 F034299999999