ENTRY C2014 20130701 C133C201400000001 SUBENT C2014001 20130701 C133C201400100001 BIB 10 21 C201400100002 TITLE Nuclear spallation as a mechanism for radioisotope C201400100003 production: cross sections for selected nuclides C201400100004 AUTHOR (D.A.Miller,M.Grant,B.R.Erdal,R.E.Whipple, C201400100005 H.A.O'Brien Jr) C201400100006 INSTITUTE (1USACFN,1USALRL,1USALAS) C201400100007 REFERENCE (J,JRN,123,643,1988) C201400100008 FACILITY (LINAC,1USALAS)Experiment performed using high C201400100009 intensity 800-MeV proton beam at the Los Alamos Meson C201400100010 Physics Facility C201400100011 DETECTOR (GELI) each irradiated foil was mounted in a standard C201400100012 geometry on an aluminum counting plate and assayed C201400100013 repetitively over several months by Ge(Li) gamma-ray C201400100014 spectrometry C201400100015 METHOD (ACTIV) C201400100016 MONITOR ((MONIT1)13-AL-27(P,X)11-NA-24,,SIG) C201400100017 ((MONIT2)13-AL-27(P,X)11-NA-22,,SIG) C201400100018 ((MONIT3)13-AL-27(P,X)4-BE-7,,SIG) C201400100019 ERR-ANALYS (ERR-S) Statistical uncertainties. Cross sections are C201400100020 weighted averages from repetitive measurements C201400100021 Systematic uncertainties were not included. C201400100022 HISTORY (20130701C) Compiled by S.H. C201400100023 ENDBIB 21 0 C201400100024 COMMON 4 3 C201400100025 EN MONIT1 MONIT2 MONIT3 C201400100026 MEV MB MB MB C201400100027 800.0 10.5 15.0 6.4 C201400100028 ENDCOMMON 3 0 C201400100029 ENDSUBENT 28 0 C201400199999 SUBENT C2014002 20130701 C133C201400200001 BIB 3 14 C201400200002 REACTION (37-RB-CMP(P,X)ELEM/MASS,CUM,SIG) Rubidium-bromide C201400200003 was used as target, Rubidium and Bromine have atomic C201400200004 number 37 and 35, respectively, which makes it C201400200005 impossible to determine the target nucleus of the C201400200006 spallation reaction C201400200007 SAMPLE Pellets fabricated from 99.9%-pure RbBr powder Each C201400200008 packet typically contained a target and a number of C201400200009 monitor and recoil-catcher foils. Elemental Al, with C201400200010 a purity of 99.997% and thickness of 0.025 mm, was C201400200011 used for the beam monitors and the forward and C201400200012 backward recoil catchers. RbBr tablets had C201400200013 thicknesses of 5-6 mm. Foil and RbBr pellet diameters C201400200014 were approximately 1.3 cm. C201400200015 STATUS (TABLE) Data taken from tab. 1 of the reference C201400200016 ENDBIB 14 0 C201400200017 NOCOMMON 0 0 C201400200018 DATA 4 13 C201400200019 ELEMENT MASS DATA ERR-S C201400200020 NO-DIM NO-DIM MB MB C201400200021 27.0 57.0 13.0 0.5 C201400200022 27.0 60.0 9.1 0.7 C201400200023 29.0 61.0 7.8 0.6 C201400200024 29.0 67.0 1.6 0.08 C201400200025 30.0 62.0 2.0 1.0 C201400200026 30.0 65.0 39.0 2.0 C201400200027 31.0 67.0 41.0 1.0 C201400200028 32.0 68.0 19.0 1.0 C201400200029 32.0 69.0 35.0 2.0 C201400200030 33.0 71.0 27.0 1.0 C201400200031 34.0 72.0 12.0 0.4 C201400200032 34.0 73.0 22.0 1.0 C201400200033 34.0 75.0 67.0 2.0 C201400200034 ENDDATA 15 0 C201400200035 ENDSUBENT 34 0 C201400299999 SUBENT C2014003 20130701 C133C201400300001 BIB 4 17 C201400300002 REACTION (37-RB-CMP(P,X)ELEM/MASS,,SIG) Rubidium-bromide C201400300003 was used as target, Rubidium and Bromine have atomic C201400300004 number 37 and 35, respectively, which makes it C201400300005 impossible to determine the target nucleus of the C201400300006 spallation reaction C201400300007 SAMPLE Pellets fabricated from 99.9%-pure RbBr powder Each C201400300008 packet typically contained a target and a number of C201400300009 monitor and recoil-catcher foils. Elemental Al, with C201400300010 a purity of 99.997% and thickness of 0.025 mm, was C201400300011 used for the beam monitors and the forward and C201400300012 backward recoil catchers. RbBr tablets had C201400300013 thicknesses of 5-6 mm. Foil and RbBr pellet diameters C201400300014 were approximately 1.3 cm. C201400300015 STATUS (TABLE) Data taken from tab. 1 of the reference C201400300016 FLAG (1.) Production through metastable state, which decays C201400300017 to 100% by internal transition to the ground state, C201400300018 therefore we have the total ground state production C201400300019 ENDBIB 17 0 C201400300020 NOCOMMON 0 0 C201400300021 DATA 5 4 C201400300022 ELEMENT MASS DATA ERR-S FLAG C201400300023 NO-DIM NO-DIM MB MB NO-DIM C201400300024 27.0 58.0 18.0 0.8 1.0 C201400300025 29.0 64.0 16.0 0.9 C201400300026 33.0 74.0 29.0 0.9 C201400300027 33.0 76.0 14.0 4.0 C201400300028 ENDDATA 6 0 C201400300029 ENDSUBENT 28 0 C201400399999 SUBENT C2014004 20130701 C133C201400400001 BIB 3 3 C201400400002 REACTION (42-MO-0(P,X)ELEM/MASS,CUM,SIG) C201400400003 SAMPLE Natural Mo target with thickness of 0.05 and 0.25 mm C201400400004 STATUS (TABLE) Data taken from tab. 2 of the reference C201400400005 ENDBIB 3 0 C201400400006 NOCOMMON 0 0 C201400400007 DATA 4 13 C201400400008 ELEMENT MASS DATA ERR-S C201400400009 NO-DIM NO-DIM MB MB C201400400010 30.0 65.0 7.6 0.2 C201400400011 33.0 71.0 12.0 0.7 C201400400012 34.0 75.0 26.0 0.3 C201400400013 35.0 77.0 27.0 0.9 C201400400014 37.0 83.0 46.0 0.4 C201400400015 37.0 84.0 5.7 0.1 C201400400016 37.0 86.0 1.4 0.0 C201400400017 38.0 82.0 23.0 1.0 C201400400018 38.0 85.0 48.0 0.7 C201400400019 39.0 87.0 59.0 1.0 C201400400020 40.0 88.0 43.0 0.2 C201400400021 40.0 89.0 51.0 8.0 C201400400022 41.0 91.0 7.1 0.6 C201400400023 ENDDATA 15 0 C201400400024 ENDSUBENT 23 0 C201400499999 SUBENT C2014005 20130701 C133C201400500001 BIB 4 6 C201400500002 REACTION (42-MO-0(P,X)ELEM/MASS,,SIG) C201400500003 SAMPLE Natural Mo target with thickness of 0.05 and 0.25 mm C201400500004 STATUS (TABLE) Data taken from tab. 2 of the reference C201400500005 FLAG (1.) Production through metastable state, which decays C201400500006 almost to 100% by internal transition to the ground C201400500007 state, we have the total ground state production C201400500008 ENDBIB 6 0 C201400500009 NOCOMMON 0 0 C201400500010 DATA 5 4 C201400500011 ELEMENT MASS DATA ERR-S FLAG C201400500012 NO-DIM NO-DIM MB MB NO-DIM C201400500013 33.0 74.0 4.6 0.0 1. C201400500014 37.0 84.0 5.7 0.1 1. C201400500015 37.0 86.0 1.4 0.0 C201400500016 41.0 92.0 9.7 0.1 C201400500017 ENDDATA 6 0 C201400500018 ENDSUBENT 17 0 C201400599999 SUBENT C2014006 20130701 C133C201400600001 BIB 3 4 C201400600002 REACTION (23-V-0(P,X)ELEM/MASS,CUM,SIG) C201400600003 SAMPLE Natural high purity (>99.9%) target with thickness of C201400600004 0.05 and 0.25 mm C201400600005 STATUS (TABLE) Data taken from tab. 3 of the reference C201400600006 ENDBIB 4 0 C201400600007 NOCOMMON 0 0 C201400600008 DATA 4 6 C201400600009 ELEMENT MASS DATA ERR-S C201400600010 NO-DIM NO-DIM MB MB C201400600011 19.0 42.0 12.0 0.4 C201400600012 19.0 43.0 5.3 0.3 C201400600013 20.0 47.0 0.56 0.02 C201400600014 21.0 46.0 25.0 0.9 C201400600015 21.0 47.0 16.0 0.7 C201400600016 21.0 48.0 6.9 0.1 C201400600017 ENDDATA 8 0 C201400600018 ENDSUBENT 17 0 C201400699999 ENDENTRY 6 0 C201499999999