ENTRY D0626 20100811 D074D062600000001 SUBENT D0626001 20100811 D074D062600100001 BIB 12 35 D062600100002 TITLE Measurement of 25Mg(p,g)26gAl resonance strengths via D062600100003 accelerator mass spectrometry D062600100004 AUTHOR (A.Arazi, T.Faestermann, J.O.Fernandez Niello, K.Knie, D062600100005 G.Korschinek, M.Poutivtsev, E.Richter, G.Rugel, D062600100006 A.Wallner) D062600100007 INSTITUTE (3ARGCNE) Laboratorio TANDAR D062600100008 (2GERMUN) D062600100009 (2GERZFK) D062600100010 (2AUSIRK) Vienna Environmental Research Accelerator D062600100011 REFERENCE (J,PR/C,74,025802,2006) D062600100012 REL-REF (M,,A.Arazi+,J,NIM/B,223,259,2004) Chemical separation D062600100013 FACILITY (ACCEL,2GERZFK) Irradiation of MgO by proton beam D062600100014 (VDGT,2GERMUN) AMS for Ec.m.=304, 374, 418 KeV D062600100015 (VDGT,2AUSIRK) AMS for all Ec.m. points D062600100016 SAMPLE for Ec.m.=92 keV, an enriched MgO sample, D062600100017 irradiated with 4e20 protons by 210 kV implanter D062600100018 (12-MG-25,NAT=0.1) D062600100019 for Ec.m.=304, 374, 418 keV, 140-200 mu-g/cm2 thick, D062600100020 irradiated with 5e18 protons by 500 kV, 10 mu-A D062600100021 for few hours, 5e18 protons, 1e6 to 1e7 26Al produced D062600100022 (12-MG-25,ENR=0.93) D062600100023 for Ec.m.=189 keV, 45-64 mu-g/cm2 thick, D062600100024 irradiated by 210 kV, 1 mA for 10 days, D062600100025 1.1e21 protons, 1e5 26Al produced D062600100026 METHOD (CHSEP) Al carrier added, separated from MgO target D062600100027 matrix, and converted into Al2O3 D062600100028 (AMS) D062600100029 CORRECTION 26Al/27Al ratios were corrected for background. D062600100030 ERR-ANALYS (DATA-ERR) The following systematic uncertainties are D062600100031 considered in addition to statistical D062600100032 uncertainty: D062600100033 2% (VERA, mainly due to standard materials)D062600100034 10% (Munich, "conservative assumption") D062600100035 STATUS (TABLE) Table II of J,PR/C,74,025802,2006 D062600100036 HISTORY (20100811C) On D062600100037 ENDBIB 35 0 D062600100038 NOCOMMON 0 0 D062600100039 ENDSUBENT 38 0 D062600199999 SUBENT D0626002 20100713 D074D062600200001 BIB 3 9 D062600200002 REACTION (12-MG-25(P,G),PAR,WID/STR) D062600200003 DECAY-DATA (13-AL-25-G,7.16E+05YR) D062600200004 ADD-RES The following data are tabulated in Table I of D062600200005 J,PR/C,74,025802,2006 D062600200006 - Proton dose, D062600200007 - Al-carrier weight, D062600200008 - 26Al event number, D062600200009 - Background event number, D062600200010 - 26Al/27Al ratio D062600200011 ENDBIB 9 0 D062600200012 COMMON 1 3 D062600200013 E-LVL D062600200014 MEV D062600200015 0. D062600200016 ENDCOMMON 3 0 D062600200017 DATA 4 5 D062600200018 EN-RES-CM DATA DATA-ERR DATA-MAX D062600200019 KEV EV EV EV D062600200020 92.2 2.E-08 D062600200021 189.5 1.1E-07 0.2E-07 D062600200022 304.0 2.1E-02 0.2E-02 D062600200023 374.0 4.0E-02 0.4E-02 D062600200024 417.8 7.1E-02 0.2E-02 D062600200025 ENDDATA 7 0 D062600200026 ENDSUBENT 25 0 D062600299999 ENDENTRY 2 0 D062699999999