ENTRY G4021 20110207 G022G402100000001 SUBENT G4021001 20110207 G022G402100100001 BIB 12 39 G402100100002 TITLE Electron and photon excitation of nuclear isomers G402100100003 AUTHOR (E.C.Booth, J.Brownson) G402100100004 INSTITUTE (1USABST)Department of Physics, Boston University, G402100100005 Boston, Massachusetts G402100100006 REFERENCE (J,NP/A,98,529,1967) G402100100007 #NSR 1967BO10 G402100100008 #doi:10.1016/0375-9474(67)90097-8 G402100100009 The cross sections for electron excitation of the G402100100010 isomeric states are included in ENTRY D5063 G402100100011 FACILITY (VDG)The photo-excitation measurements were performed G402100100012 with a 3 MeV electron Van de Graaff having an energy G402100100013 resolution of +-10 keV and a beam intensity of G402100100014 150 microA. G402100100015 INC-SOURCE (BRST) Targets of 55 mg/cm2 platinum backed by water G402100100016 were used to produce the bremsstrahlung. G402100100017 SAMPLE Indium targets were natural metal foils, while G402100100018 strontium-87 and mercury-199 were in the form of oxide G402100100019 and epoxy targets sealed in aluminium. G402100100020 DETECTOR (GELI,NAICR)The intensity at resonance was obtained in G402100100021 two ways - by direct measurement using a Ge-Li solid G402100100022 state detector and by measuring the resonance G402100100023 fluorescence intensity from targets of light nuclei G402100100024 having known lifetimes. The angular distribution of G402100100025 bremsstrahlung flux at resonance was found by counting G402100100026 the activity in rings of cadmium and indium, as well asG402100100027 by angular distribution measurements using NaI G402100100028 detectors. G402100100029 CORRECTION The counting results were corrected by a factor f+1, G402100100030 where f is the conversion coefficient, and by a factor G402100100031 of 0.96 for beta decay in the case of 1l5In. The G402100100032 conversion coefficients used were 0.28+-0.03, 0.5+-0.1,G402100100033 1.15+-0.09 for 87Sr, 113In 115In, respectively. The G402100100034 conversion coefficients of 199Hg were determined to be G402100100035 0.5+-0.1 for the 158 keV gamma ray and 4.0+-1 for the G402100100036 370 keV. G402100100037 ERR-ANALYS (ERR-SYS) Systematic errors. G402100100038 STATUS (TABLE) Table 1. G402100100039 HISTORY (20080909C)UKRNDC G402100100040 (20110203U) VS. DOI identifier corrected G402100100041 ENDBIB 39 0 G402100100042 COMMON 2 3 G402100100043 EN-MAX ERR-SYS G402100100044 MEV PER-CENT G402100100045 3. 30. G402100100046 ENDCOMMON 3 0 G402100100047 ENDSUBENT 46 0 G402100199999 SUBENT G4021002 20081127 G018G402100200001 BIB 2 2 G402100200002 REACTION (38-SR-87(G,INL)38-SR-87-M,,ARE) G402100200003 DECAY-DATA (38-SR-87-M,2.8HR,DG,388.) G402100200004 ENDBIB 2 0 G402100200005 NOCOMMON 0 0 G402100200006 DATA 2 1 G402100200007 EN-RES-MAX DATA-MAX G402100200008 MEV B*EV G402100200009 1.22 0.001 G402100200010 ENDDATA 3 0 G402100200011 ENDSUBENT 10 0 G402100299999 SUBENT G4021003 20081127 G018G402100300001 BIB 2 2 G402100300002 REACTION (38-SR-87(G,INL)38-SR-87-M,,ARE) G402100300003 DECAY-DATA (38-SR-87-M,2.8HR,DG,388.) G402100300004 ENDBIB 2 0 G402100300005 NOCOMMON 0 0 G402100300006 DATA 4 3 G402100300007 EN-RES DATA +DATA-ERR -DATA-ERR G402100300008 MEV B*EV B*EV B*EV G402100300009 1.22 0.085 0.04 0.03 G402100300010 1.88 0.16 0.08 0.05 G402100300011 2.66 3.8 2. 1. G402100300012 ENDDATA 5 0 G402100300013 ENDSUBENT 12 0 G402100399999 SUBENT G4021004 20081127 G018G402100400001 BIB 2 2 G402100400002 REACTION (49-IN-113(G,INL)49-IN-113-M,,ARE) G402100400003 DECAY-DATA (49-IN-113-M,4.5HR,DG,335.) G402100400004 ENDBIB 2 0 G402100400005 NOCOMMON 0 0 G402100400006 DATA 2 1 G402100400007 EN-RES-MAX DATA-MAX G402100400008 MEV B*EV G402100400009 0.9 0.0005 G402100400010 ENDDATA 3 0 G402100400011 ENDSUBENT 10 0 G402100499999 SUBENT G4021005 20081127 G018G402100500001 BIB 2 2 G402100500002 REACTION (49-IN-113(G,INL)49-IN-113-M,,ARE) G402100500003 DECAY-DATA (49-IN-113-M,4.5HR,DG,335.) G402100500004 ENDBIB 2 0 G402100500005 NOCOMMON 0 0 G402100500006 DATA 4 3 G402100500007 EN-RES DATA +DATA-ERR -DATA-ERR G402100500008 MEV B*EV B*EV B*EV G402100500009 1.01 0.012 0.008 0.005 G402100500010 1.13 0.075 0.04 0.03 G402100500011 1.58 0.89 0.5 0.4 G402100500012 ENDDATA 5 0 G402100500013 ENDSUBENT 12 0 G402100599999 SUBENT G4021006 20090508 G018G402100600001 BIB 2 2 G402100600002 REACTION (49-IN-115(G,INL)49-IN-115-M,,ARE) G402100600003 DECAY-DATA (49-IN-115-M,1.7HR,DG,392.) G402100600004 ENDBIB 2 0 G402100600005 NOCOMMON 0 0 G402100600006 DATA 2 2 G402100600007 EN-RES-MAX DATA-MAX G402100600008 MEV B*EV G402100600009 0.829 0.00003 G402100600010 0.864 0.00006 G402100600011 ENDDATA 4 0 G402100600012 ENDSUBENT 11 0 G402100699999 SUBENT G4021007 20090508 G018G402100700001 BIB 2 2 G402100700002 REACTION (49-IN-115(G,INL)49-IN-115-M,,ARE) G402100700003 DECAY-DATA (49-IN-115-M,1.7HR,DG,392.) G402100700004 ENDBIB 2 0 G402100700005 NOCOMMON 0 0 G402100700006 DATA 4 4 G402100700007 EN-RES DATA +DATA-ERR -DATA-ERR G402100700008 MEV B*EV B*EV B*EV G402100700009 0.935 0.085 0.04 0.03 G402100700010 1.08 0.115 0.04 0.04 G402100700011 1.45 0.59 0.3 0.2 G402100700012 1.57 0.25 0.15 0.10 G402100700013 ENDDATA 6 0 G402100700014 ENDSUBENT 13 0 G402100799999 SUBENT G4021008 20090508 G018G402100800001 BIB 2 2 G402100800002 REACTION (80-HG-199(G,INL)80-HG-199-M,,ARE) G402100800003 DECAY-DATA (80-HG-199-M,44.MIN,DG,528.) G402100800004 ENDBIB 2 0 G402100800005 NOCOMMON 0 0 G402100800006 DATA 2 1 G402100800007 EN-RES-MAX DATA-MAX G402100800008 MEV B*EV G402100800009 1.49 0.0007 G402100800010 ENDDATA 3 0 G402100800011 ENDSUBENT 10 0 G402100899999 SUBENT G4021009 20090508 G018G402100900001 BIB 2 2 G402100900002 REACTION (80-HG-199(G,INL)80-HG-199-M,,ARE) G402100900003 DECAY-DATA (80-HG-199-M,44.MIN,DG,528.) G402100900004 ENDBIB 2 0 G402100900005 NOCOMMON 0 0 G402100900006 DATA 4 2 G402100900007 EN-RES DATA +DATA-ERR -DATA-ERR G402100900008 MEV B*EV B*EV B*EV G402100900009 1.49 0.069 0.03 0.02 G402100900010 1.61 0.09 0.04 0.03 G402100900011 ENDDATA 4 0 G402100900012 ENDSUBENT 11 0 G402100999999 SUBENT G4021010 20090508 G018G402101000001 BIB 3 3 G402101000002 REACTION (48-CD-111(G,INL)48-CD-111-M,,ARE) G402101000003 DECAY-DATA (48-CD-111-M,48.3MIN) G402101000004 STATUS From text G402101000005 ENDBIB 3 0 G402101000006 NOCOMMON 0 0 G402101000007 DATA 2 2 G402101000008 EN-RES DATA-MAX G402101000009 MEV B*EV G402101000010 0.76 0.00003 G402101000011 1.12 0.00007 G402101000012 ENDDATA 4 0 G402101000013 ENDSUBENT 12 0 G402101099999 ENDENTRY 10 0 G402199999999