ENTRY O2626 20241012 O262600000001 SUBENT O2626001 20241012 20260228 O262600100001 BIB 9 12 O262600100002 TITLE 47Sc and 46Sc cross-section measurement for an O262600100003 optimized 47Sc production with an 18 MeV medical PET O262600100004 cyclotron O262600100005 AUTHOR (G.Dellepiane, P.Casolaro, I.Mateu, P.Scampoli, O262600100006 N.Voeten, S.Braccini) O262600100007 INSTITUTE (2SWTUBE,2ITYNAP) O262600100008 REFERENCE (J,ARI,189,110428,2022) O262600100009 FACILITY (CYCLO,2SWTUBE) IBA Cyclone 18/18 HC O262600100010 DETECTOR (HPGE) O262600100011 METHOD (ACTIV,BCINT) O262600100012 STATUS (APRVD) Approved by G.Dellepiane (2024-10-15) O262600100013 HISTORY (20241012C) VT O262600100014 ENDBIB 12 0 O262600100015 COMMON 1 3 O262600100016 EN-ERR O262600100017 MEV O262600100018 0.4 O262600100019 ENDCOMMON 3 0 O262600100020 ENDSUBENT 19 0 O262600199999 SUBENT O2626002 20241012 20260228 O262600200001 BIB 6 28 O262600200002 REACTION ((22-TI-50(P,A)21-SC-47,,SIG)+ O262600200003 (22-TI-49(P,X)21-SC-47,,SIG,,FCT)+ O262600200004 (22-TI-48(P,2P)21-SC-47,,SIG,,FCT)) O262600200005 FCT=4.57/95.20 for 49Ti(p,x), FCT=0.23/95.20 for O262600200006 48Ti(p,2p) O262600200007 DECAY-DATA (21-SC-47,3.3492D,DG,159.381,0.683) O262600200008 SAMPLE The enriched 50TiO2 powder form sample with the O262600200009 following composition: O262600200010 Isotope: 46Ti 47Ti 48Ti 49Ti 50Ti O262600200011 Abundance: 0.01 0.01 0.23 4.57 95.20 O262600200012 (22-TI-50,ENR=0.9520) O262600200013 (22-TI-49,ENR=0.0457) O262600200014 (22-TI-48,ENR=0.0023) O262600200015 COMMENT By compiler: Results reported as 50Ti(p,a)47Sc O262600200016 compiled as sum of contributing reactions considering O262600200017 the reaction thresholds: O262600200018 47Sc production: Reaction; E threshold O262600200019 48Ti+p; 11.7 MeV O262600200020 49Ti+p; 12.1 MeV O262600200021 50Ti+p; 2.3 MeV O262600200022 ERR-ANALYS (ERR-T) Total uncertainty, obtained by summing all O262600200023 contributions in quadrature, O262600200024 (ERR-S,,4.) Statistical uncertainty (<4%) O262600200025 (ERR-1) beam flatness (5%) O262600200026 (ERR-2) integrated current (1%) O262600200027 (ERR-3) detection efficiency (3%) O262600200028 (ERR-4,,1.) target mass (<1%) O262600200029 STATUS (TABLE,,G.Dellepiane+,J,ARI,189,110428,2022) Table 4 O262600200030 ENDBIB 28 0 O262600200031 COMMON 3 3 O262600200032 ERR-1 ERR-2 ERR-3 O262600200033 PER-CENT PER-CENT PER-CENT O262600200034 5. 1. 3. O262600200035 ENDCOMMON 3 0 O262600200036 DATA 3 8 O262600200037 EN DATA ERR-T O262600200038 MEV MB MB O262600200039 7.7 0.76 0.06 O262600200040 9.7 4.1 0.4 O262600200041 11.5 9.8 0.7 O262600200042 13.0 14.9 1.1 O262600200043 14.5 22.3 1.5 O262600200044 15.8 25.4 1.6 O262600200045 17.1 28.7 2.0 O262600200046 18.2 33.7 2.1 O262600200047 ENDDATA 10 0 O262600200048 ENDSUBENT 47 0 O262600299999 SUBENT O2626003 20241012 20260228 O262600300001 BIB 7 36 O262600300002 REACTION 1((22-TI-50(P,N+A)21-SC-46,,SIG,,FCT)+ O262600300003 (22-TI-49(P,A)21-SC-46,,SIG,,FCT)+ O262600300004 (22-TI-48(P,HE3)21-SC-46,,SIG,,FCT)+ O262600300005 (22-TI-47(P,2P)21-SC-46,,SIG,,FCT)) O262600300006 FCT=0.9520 for 50Ti(p,n+a), 0.0457 for 49Ti(p,a), O262600300007 0.0023 for 48Ti(p,h) and 0.0001 for 47Ti(p,2p) O262600300008 2(22-TI-49(P,A)21-SC-46,,SIG,,,DERIV) O262600300009 3(22-TI-50(P,N+A)21-SC-46,,SIG,,,DERIV) O262600300010 DECAY-DATA (21-SC-46-G,83.79D,DG,889.277,0.99894) O262600300011 SAMPLE 150TiO2 powder, 100 mg target with the following O262600300012 isotopic composition: O262600300013 Isotope: 46Ti 47Ti 48Ti 49Ti 50Ti O262600300014 Abundance: 0.01 0.01 0.23 4.57 95.20 O262600300015 (22-TI-47,ENR=0.0001) O262600300016 (22-TI-48,ENR=0.0023) O262600300017 (22-TI-49,ENR=0.0457) O262600300018 (22-TI-50,ENR=0.9520) O262600300019 COMMENT 1By compiler: Results reported as 50Ti(p,x)46Sc O262600300020 compiled as sum of contributing reactions considering O262600300021 the reaction thresholds: O262600300022 46Sc production: Reaction; E threshold O262600300023 47Ti+p; 10.7 MeV O262600300024 48Ti+p; 14.7 MeV O262600300025 49Ti+p; 2.0 MeV O262600300026 50Ti+p; 13.1 MeV O262600300027 ANALYSIS 2Derived from irradiations of the enriched (95.20%) O262600300028 50Ti and natural Ti samples assuming that 48Ti and O262600300029 47Ti target nuclides do not contribute to 46Sc O262600300030 production O262600300031 3Derived from irradiations of the enriched (95.20%) O262600300032 50Ti and natural Ti samples assuming that 48Ti and O262600300033 47Ti target nuclides do not contribute to 46Sc O262600300034 production O262600300035 ERR-ANALYS (DATA-ERR) The main uncertainty was due to the O262600300036 gamma-ray counting up to 20% O262600300037 STATUS (TABLE,,G.Dellepiane+,J,ARI,189,110428,2022) Table 5 O262600300038 ENDBIB 36 0 O262600300039 NOCOMMON 0 0 O262600300040 DATA 7 8 O262600300041 EN DATA 1DATA-ERR 1DATA 2DATA-ERR 2DATA 3O262600300042 DATA-ERR 3 O262600300043 MEV MB MB MB MB MB O262600300044 MB O262600300045 7.7 0.05 0.02 1.0 0.4 O262600300046 O262600300047 9.7 0.49 0.09 10.6 1.9 O262600300048 O262600300049 11.5 0.86 0.13 18.8 2.8 O262600300050 O262600300051 13.0 1.00 0.24 21.9 5.3 O262600300052 O262600300053 14.5 1.27 0.24 27.8 5.5 O262600300054 O262600300055 15.8 1.48 0.24 32.5 5.3 O262600300056 O262600300057 17.1 2.07 0.31 45.4 6.8 O262600300058 O262600300059 18.2 2.68 0.26 54.4 4.6 0.21O262600300060 0.05 O262600300061 ENDDATA 20 0 O262600300062 ENDSUBENT 61 0 O262600399999 ENDENTRY 3 0 O262699999999