ENTRY D4063 20190822 D121D406300000001 SUBENT D4063001 20190822 D121D406300100001 BIB 13 45 D406300100002 TITLE Excitation Function of Te-122(D,N)I-123 Reaction: D406300100003 Production of I-123 at Low Energy Cyclotron D406300100004 AUTHOR (S.Takacs,A.Azzam,M.Sonck,F.Szelecsenyi,Z.Kovacs, D406300100005 A.Hermanne,F.Tarkanyi) D406300100006 INSTITUTE (3HUNDEB,2BLGVUB,3EGYCAI) D406300100007 REFERENCE (J,ARI,50,535,1999) D406300100008 FACILITY (CYCLO,3HUNDEB) MGC 20E Cyclotron in Debrecen D406300100009 (CYCLO,2BLGVUB) CGR 560 Cyclotron in Brussels D406300100010 SAMPLE (52-TE-122,ENR=0.884) Isotopically enriched Te-122 D406300100011 deposited on Ti foil and covered with thin Al D406300100012 foil (10 micron, Goodfellow). D406300100013 Te-122 sample thickness 6.0 to 10 mg/cm2. D406300100014 Composition of target materials in %: D406300100015 Te-120 < 0.04 D406300100016 Te-122 88.4 +- 0.5 D406300100017 Te-123 1.82 D406300100018 Te-124 1.84 D406300100019 Te-125 1.4 D406300100020 Te-126 2.31 D406300100021 Te-128 2.22 D406300100022 Te-130 2.01 D406300100023 METHOD (ACTIV,EXTB,STTA,GSPEC,BCINT,MOSEP) D406300100024 Two stacks each containing 5 sandwiched samples were D406300100025 irradiated for 1 hour with 10 MeV primary energy at D406300100026 50 nA beam intensity and one stack with ten sandwiched D406300100027 samples was irradiated for 1 hour with 21.2 MeV primaryD406300100028 energy at 75 nA deuteron beam. D406300100029 The beam current was also measured via charge D406300100030 collection in a Faraday-cup. D406300100031 REL-REF (R,,E.Browne+,B,BROWNE,,123-3,1986) decay data were D406300100032 from Table of radioactive isotopes,p.123-3, Wiley, D406300100033 New York 1986 D406300100034 (R,,H.H.Andersen+,B,ANDERSEN,3,123-3,1977) - The energyD406300100035 degradation was calculated using tables from this D406300100036 article. D406300100037 MONITOR (22-TI-0(D,X)23-V-48,,SIG) D406300100038 MONIT-REF (D4046001,S.Takacs+,J,ARI,48,657,1997) D406300100039 DETECTOR (HPGE) D406300100040 STATUS (APRVD) approved by S. Takacs 05/May/1997. D406300100041 HISTORY (19970505C) D406300100042 (20010508A) New main ref., changed to lower case D406300100043 (20060727A) Corrected ref. (year was wrong). D406300100044 (20190822A) SD: REACTION code updated according to new D406300100045 EXFOR rules in Subent 003. BIB updated. Small D406300100046 corrections in all Subents. ANALYSIS deleted. D406300100047 ENDBIB 45 0 D406300100048 NOCOMMON 0 0 D406300100049 ENDSUBENT 48 0 D406300199999 SUBENT D4063002 20190822 D121D406300200001 BIB 7 34 D406300200002 REACTION (52-TE-122(D,N)53-I-123,,SIG) D406300200003 DECAY-DATA (53-I-123,13.2HR,DG,158.99,0.833) D406300200004 ERR-ANALYS (EN-ERR)The uncertainty of the energy scale contains D406300200005 the uncertainty of the initial beam energy and the D406300200006 uncertainty resulted by the degradation process and D406300200007 straggling effect and ranged from 0.2 to 0.9 MeV. D406300200008 (ERR-T) The Data error was calculated as the square D406300200009 root of the sum of the square of the individual D406300200010 relative errors. The main error sources are: D406300200011 (ERR-1) uncertainty in beam current D406300200012 (ERR-2) uncertainty in number of target nuclei D406300200013 (ERR-S,1.,10.) statistical error D406300200014 (ERR-3) uncertainty in detector efficiency D406300200015 (ERR-4,1.,3.) uncertainty in correction D406300200016 (ERR-5) uncertainty in nuclear data D406300200017 (ERR-6) fitting error D406300200018 (ERR-7) error in time measurement D406300200019 REL-REF (M,D4019001,B.Scholten+,J,ARI,46,255,1995) The data D406300200020 errors were calculated as described in this article D406300200021 (R,D4047002,B.Scholten+,J,ARI,48,267,1997) - value fromD406300200022 this article used for correction D406300200023 CORRECTION The contributions of the 159 KeV Gamma line of Sc-47 D406300200024 produced in the Ti backing and the long lived Te-123m D406300200025 produced in the target material were subtracted from D406300200026 the total peak area. Contribution of 123Te(d,2n) D406300200027 process was corrected using the value of D406300200028 Scholten (see REL-REF). In the energy region from 14 toD406300200029 21 MeV extrapolation was used to estimate the D406300200030 contribution of the 123Te(d,2n) reaction supposing D406300200031 similar cross section shape for the 123Te(d,2n) D406300200032 reaction as the shape of the 124Te(d,2n) reaction. D406300200033 STATUS (TABLE) Table 2 from Appl.Rad.Isotop.,50(1999)535 D406300200034 HISTORY (20190822U) SD: ERR-ANALYS updated. REL-REF added. D406300200035 STATUS added. D406300200036 ENDBIB 34 0 D406300200037 COMMON 6 3 D406300200038 ERR-1 ERR-2 ERR-3 ERR-5 ERR-6 ERR-7 D406300200039 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT D406300200040 7. 3. 7. 3. 1. 1. D406300200041 ENDCOMMON 3 0 D406300200042 DATA 4 20 D406300200043 EN EN-ERR DATA ERR-T D406300200044 MEV MEV MB MB D406300200045 4.73 0.35 0.61 0.09 D406300200046 5.09 0.44 2.4 0.3 D406300200047 6.10 0.09 5.8 0.9 D406300200048 6.14 0.30 5.9 3.2 D406300200049 6.16 0.38 27.3 3.3 D406300200050 7.06 0.80 73.4 8.9 D406300200051 7.15 0.33 122. 17. D406300200052 7.33 0.26 133. 16. D406300200053 7.99 0.71 160. 20. D406300200054 8.05 0.29 221. 27. D406300200055 8.39 0.23 302. 36. D406300200056 8.90 0.25 337. 41. D406300200057 9.36 0.20 347. 42. D406300200058 10.58 0.62 284. 35. D406300200059 12.74 0.55 144. 19. D406300200060 14.62 0.49 107. 14. D406300200061 16.39 0.43 85.3 11.4 D406300200062 18.07 0.38 84.5 10.9 D406300200063 19.65 0.34 72.8 9.4 D406300200064 21.09 0.30 72.1 9.3 D406300200065 ENDDATA 22 0 D406300200066 ENDSUBENT 65 0 D406300299999 SUBENT D4063003 20190822 D121D406300300001 BIB 5 14 D406300300002 REACTION (52-TE-122(D,N)53-I-123,,TTY,,PHY,DERIV) D406300300003 ANALYSIS (INTEF) Derived from measured excitation function D406300300004 COMMENT S. Takacs: 'Physical yields are given. For production D406300300005 of I-123 via the Te-122(d,n) process the optimal energyD406300300006 range is 12 to 7 MeV and the yield of I-123 at the D406300300007 end of bombardment (EOB) is 58. MBq/uA-h, in the D406300300008 energy range from 10 to 6.5 MeV the yield of I-123 D406300300009 at EOB is 34. MBq/uA-h. D406300300010 STATUS (TABLE) From the text on p.539 of D406300300011 Appl.Rad.Isotop.,50(1999)535 D406300300012 (DEP,D4063002) Excitation function D406300300013 HISTORY (20190822A) SD: SF8=DT -> PHY; SF9=DERIV added to D406300300014 REACTION codes. COMMENT updated. ANALYSIS added. D406300300015 On. DECAY-DATA deleted. STATUS=DEP added. D406300300016 ENDBIB 14 0 D406300300017 NOCOMMON 0 0 D406300300018 DATA 3 2 D406300300019 EN-MAX EN-MIN DATA D406300300020 MEV MEV MBQ/MUAHR D406300300021 12. 7. 58. D406300300022 10. 6.5 34. D406300300023 ENDDATA 4 0 D406300300024 ENDSUBENT 23 0 D406300399999 ENDENTRY 3 0 D406399999999