ENTRY D4022 20210929 D132D4022 0 1 SUBENT D4022001 20210929 D132D4022 1 1 BIB 16 61 D4022 1 2 TITLE Excitation function of proton induced nuclear D4022 1 3 reactions on highly enriched Kr-78: relevant to the D4022 1 4 production of Br-75 and Br-77 at a small cyclotron D4022 1 5 AUTHOR (F.Tarkanyi,Z.Kovacs,S.M.Qaim) D4022 1 6 INSTITUTE (3HUNDEB,2GERJUL) D4022 1 7 EXP-YEAR (1993) D4022 1 8 REFERENCE (J,ARI,44,1105,1993) D4022 1 9 FACILITY (ISOCY,2GERJUL) D4022 1 10 STATUS (TABLE) Table 2 of Appl.Radiat.Isot44(1993)1105. D4022 1 11 (APRVD) approved by author D4022 1 12 SAMPLE (36-KR-78,ENR=0.994) D4022 1 13 99.4% Enriched Kr-78, single or stacked gas cells (2cm D4022 1 14 diam, 2.5Cm length staniless-steel) 50 to 100 microns D4022 1 15 of Al windows, 0.27 - 0.64 Bar gas pressure. D4022 1 16 METHOD (STTA,ACTIV,EXTB,ACTIV,BCINT) D4022 1 17 20.4, 18.7 And 14.8 MeV primary proton energies. D4022 1 18 200-500 Namp beam current. Cu and Al D4022 1 19 energy absorber foils. Cu monitor foils in front and D4022 1 20 at the back of each cells to monitor beam current and D4022 1 21 energy according to F. Tarkaanyi et Al., Acta D4022 1 22 radiolog. Suppl. 376,72,1991 And H. Piel et Al., D4022 1 23 radiochimica acta, 57,1,1992. Direct beam current D4022 1 24 measurements with faraday cup. Range-energy D4022 1 25 calculation according to C.F.Williamson et Al. In D4022 1 26 general the activity of the samples were measured D4022 1 27 without chemical separation. In few cases the bromine D4022 1 28 isotopes were separated. Separation yield was 90%. D4022 1 29 DETECTOR (GELI) D4022 1 30 COMMENT in a separate series of irradiations the Br-77 yield D4022 1 31 was determined using krypton gas of natural isotopic D4022 1 32 composition in stacked gas cells. 3 Bar filling D4022 1 33 pressure. Irradiation with 38 MeV and 30 MeV primary D4022 1 34 proton energies for 2 hours with 200 namp. D4022 1 35 ADD-RES (TTY-C)thin and thick target yields for the formation D4022 1 36 of Kr-77, Br-77 and Br-75 calculated from the measured D4022 1 37 excitation functions. Evaluation of methods for D4022 1 38 production of Br-75 and Br-77 at low and middle energy D4022 1 39 cyclotrons. D4022 1 40 MONITOR (29-CU-63(P,N)30-ZN-63,,SIG) D4022 1 41 (29-CU-63(P,2N)30-ZN-62,,SIG) D4022 1 42 (29-CU-65(P,N)30-ZN-65,,SIG) D4022 1 43 MONIT-REF (,R.Colle+,J,PR/C,9,1819,1974) D4022 1 44 (,A.Gruetter,J,NP/A,383,98,1982) D4022 1 45 (,P.Kopecky,J,ARI,36,657,1985) D4022 1 46 ERR-ANALYS (ERR-T). The total error of the cross sections was D4022 1 47 derived as the square root of the sum of square of the D4022 1 48 individual errors. D4022 1 49 - peak are analysis: 1-2%, near threshold more than 10%D4022 1 50 (ERR-1) beam current: 10% D4022 1 51 (ERR-2) number of target atoms: 5% D4022 1 52 (ERR-3) detector efficiency and counting geometry: 5% D4022 1 53 (ERR-4,,3.) decay data: < 3%, D4022 1 54 (ERR-5) chemical separation: 5% D4022 1 55 (EN-ERR)error was estimated on the basis of monitor D4022 1 56 reaction. Error sources: density reduction, beam D4022 1 57 broadening, position of cell windows D4022 1 58 HISTORY (19951025C) D4022 1 59 (19951027U) D4022 1 60 (20060730A) BIB section upgrated. Ref.corrected D4022 1 61 (20210928A) VS. SF3=X in 002. ERR-ANALYS: codes added. D4022 1 62 DATA-ERR->ERR-T in 001-004. SAMPLE: code added. D4022 1 63 ENDBIB 61 0 D4022 1 64 COMMON 4 3 D4022 1 65 ERR-1 ERR-2 ERR-3 ERR-5 D4022 1 66 PER-CENT PER-CENT PER-CENT PER-CENT D4022 1 67 10. 5. 5. 5. D4022 1 68 ENDCOMMON 3 0 D4022 1 69 ENDSUBENT 68 0 D4022 199999 SUBENT D4022002 20210929 D132D4022 2 1 BIB 6 13 D4022 2 2 REACTION (36-KR-78(P,X)36-KR-77,,SIG) D4022 2 3 RAD-DET (36-KR-77,DG) D4022 2 4 DECAY-DATA (36-KR-77,1.24HR,DG,129.8,0.80, D4022 2 5 DG,146.4,0.368, D4022 2 6 DG,276.2,0.0288, D4022 2 7 DG,312.1,0.368) D4022 2 8 REL-REF (D,,F.Helus+,J,JRN/L,153,417,1991) D4022 2 9 COMMENT the cross section by Helus et al. J. Radioanal.Nucl. D4022 2 10 Chem. Lett. 153,417,1991 Deduced from his respective D4022 2 11 yield data are incorrect containing presumably D4022 2 12 calculational errors. D4022 2 13 HISTORY (20210928A) VS. SF3=X c.f Memo CP-D/0999 D4022 2 14 DATA-ERR->ERR-T D4022 2 15 ENDBIB 13 0 D4022 2 16 NOCOMMON 0 0 D4022 2 17 DATA 4 29 D4022 2 18 EN EN-ERR DATA ERR-T D4022 2 19 MEV MEV MB MB D4022 2 20 13.73 0.31 0.10 0.06 D4022 2 21 14.74 0.30 1.2 0.8 D4022 2 22 14.95 0.26 3.6 0.6 D4022 2 23 15.17 0.25 4.5 0.6 D4022 2 24 15.67 0.23 23.4 3.0 D4022 2 25 15.73 0.25 11.5 1.5 D4022 2 26 15.74 0.26 18.7 2.5 D4022 2 27 16.17 0.32 60.8 7.7 D4022 2 28 16.35 0.20 63.1 8.0 D4022 2 29 16.45 0.22 54.2 6.9 D4022 2 30 16.51 0.20 65.9 8.3 D4022 2 31 16.68 0.22 67.1 8.6 D4022 2 32 17.02 0.18 111. 15. D4022 2 33 17.03 0.30 138. 18. D4022 2 34 17.10 0.30 130. 17. D4022 2 35 17.15 0.19 112. 15. D4022 2 36 17.56 0.18 138. 18. D4022 2 37 17.66 0.27 179. 23. D4022 2 38 17.67 0.15 160. 21. D4022 2 39 17.77 0.15 155. 20. D4022 2 40 17.82 0.16 181. 23. D4022 2 41 17.97 0.25 192. 24. D4022 2 42 18.19 0.15 240. 31. D4022 2 43 18.30 0.25 242. 31. D4022 2 44 18.41 0.22 214. 27. D4022 2 45 18.81 0.15 241. 31. D4022 2 46 18.93 0.22 293. 37. D4022 2 47 19.53 0.20 343. 44. D4022 2 48 19.62 0.20 292. 37. D4022 2 49 ENDDATA 31 0 D4022 2 50 ENDSUBENT 49 0 D4022 299999 SUBENT D4022003 20210929 D132D4022 3 1 BIB 6 17 D4022 3 2 REACTION (36-KR-78(P,X)36-KR-77,CUM,SIG) D4022 3 3 RAD-DET (36-KR-77,DG) D4022 3 4 DECAY-DATA (36-KR-77,1.24HR,DG,129.8,0.80, D4022 3 5 DG,146.4,0.368, D4022 3 6 DG,276.2,0.0288, D4022 3 7 DG,312.1,0.368) D4022 3 8 REL-REF (D,,F.Helus+,J,JRN/L,153,417,1991) D4022 3 9 COMMENT (by author).Contribution processes: direct production D4022 3 10 of Br-77 via Kr-78(p,2p)Br-77 reaction and total decay D4022 3 11 of the produced Kr-77 percent nuclei. Target gas D4022 3 12 contained: 0.6% Kr-80. The contribution of Kr- D4022 3 13 80(p,alpha)Br-77 process was estimated less than D4022 3 14 0.2%.The cross section by Helus et al. J. D4022 3 15 Radioanal.Nucl. Chem. Lett. 153,417,1991 Deduced from D4022 3 16 his respective yield data are incorrect containing D4022 3 17 presumably calculational errors. D4022 3 18 HISTORY (20210928A) VS. DATA-ERR->ERR-T. D4022 3 19 ENDBIB 17 0 D4022 3 20 NOCOMMON 0 0 D4022 3 21 DATA 4 19 D4022 3 22 EN EN-ERR DATA ERR-T D4022 3 23 MEV MEV MB MB D4022 3 24 14.95 0.26 5.8 0.8 D4022 3 25 15.17 0.25 7.0 0.9 D4022 3 26 15.67 0.23 29.6 4.1 D4022 3 27 15.73 0.25 16.7 2.1 D4022 3 28 16.35 0.20 61.4 8.4 D4022 3 29 16.45 0.22 57.2 7.2 D4022 3 30 16.51 0.20 69.8 8.8 D4022 3 31 17.02 0.18 114. 16. D4022 3 32 17.03 0.30 124. 16. D4022 3 33 17.15 0.19 109. 14. D4022 3 34 17.19 0.20 153. 20. D4022 3 35 17.66 0.27 184. 24. D4022 3 36 17.67 0.15 154. 21. D4022 3 37 17.77 0.15 138. 18. D4022 3 38 17.82 0.16 175. 23. D4022 3 39 18.19 0.15 234. 30. D4022 3 40 18.30 0.25 228. 29. D4022 3 41 18.93 0.22 274. 35. D4022 3 42 19.53 0.20 293. 37. D4022 3 43 ENDDATA 21 0 D4022 3 44 ENDSUBENT 43 0 D4022 399999 SUBENT D4022004 20210929 D132D4022 4 1 BIB 6 14 D4022 4 2 REACTION (36-KR-78(P,A)35-BR-75,,SIG) D4022 4 3 RAD-DET (35-BR-75,DG) D4022 4 4 DECAY-DATA (35-BR-75,1.62HR,DG,286.6,0.921, D4022 4 5 DG,377.4,0.041, D4022 4 6 DG,427.9,0.045, D4022 4 7 DG,952.3,0.0174) D4022 4 8 REL-REF (D,,F.Helus+,J,JRN/L,153,417,1991) D4022 4 9 (D,,A.M.Friedman+,J,JLCR,19,1427,1982) D4022 4 10 COMMENT (by author).The cross section by Helus et al. J. D4022 4 11 Radioanal.Nucl. Chem. Lett. 153,417,1991 and D4022 4 12 A.M.Friedman et al., J, Label. Compounds Radiopharm., D4022 4 13 19,1427,82 deduced from their respective yield data areD4022 4 14 incorrect containing presumably calculational errors. D4022 4 15 HISTORY (20210928A) VS. DATA-ERR->ERR-T. D4022 4 16 ENDBIB 14 0 D4022 4 17 NOCOMMON 0 0 D4022 4 18 DATA 4 39 D4022 4 19 EN EN-ERR DATA ERR-T D4022 4 20 MEV MEV MB MB D4022 4 21 10.82 0.28 3.3 0.4 D4022 4 22 11.72 0.25 7.0 0.9 D4022 4 23 12.17 0.21 9.5 1.2 D4022 4 24 12.19 0.37 5.4 0.7 D4022 4 25 12.28 0.40 5.4 0.8 D4022 4 26 13.38 0.18 10.6 1.4 D4022 4 27 13.73 0.31 9.9 1.3 D4022 4 28 14.13 0.32 14.4 1.9 D4022 4 29 14.16 0.15 17.5 2.3 D4022 4 30 14.74 0.30 10.0 1.4 D4022 4 31 14.95 0.26 14.3 2.0 D4022 4 32 15.17 0.25 15.4 2.0 D4022 4 33 15.67 0.23 19.0 2.5 D4022 4 34 15.73 0.25 15.8 2.0 D4022 4 35 15.74 0.26 15.8 2.0 D4022 4 36 15.90 0.25 27.9 3.6 D4022 4 37 16.17 0.32 17.0 2.2 D4022 4 38 16.35 0.20 20.9 2.7 D4022 4 39 16.45 0.22 22.8 2.9 D4022 4 40 16.51 0.20 19.9 2.5 D4022 4 41 16.68 0.22 17.6 2.3 D4022 4 42 17.02 0.18 23.4 3.1 D4022 4 43 17.03 0.30 27.4 3.5 D4022 4 44 17.10 0.30 18.9 2.4 D4022 4 45 17.15 0.19 25.9 3.3 D4022 4 46 17.19 0.20 28.2 5.0 D4022 4 47 17.56 0.18 19.2 2.6 D4022 4 48 17.66 0.27 28.1 3.6 D4022 4 49 17.67 0.15 23.5 2.9 D4022 4 50 17.77 0.15 19.7 2.5 D4022 4 51 17.82 0.16 27.6 3.5 D4022 4 52 17.97 0.25 18.5 2.4 D4022 4 53 18.19 0.15 29.5 3.8 D4022 4 54 18.30 0.25 30.0 4.3 D4022 4 55 18.41 0.22 21.2 2.8 D4022 4 56 18.81 0.15 18.9 2.4 D4022 4 57 18.93 0.22 25.8 3.3 D4022 4 58 19.53 0.20 24.4 3.1 D4022 4 59 19.62 0.20 20.2 2.6 D4022 4 60 ENDDATA 41 0 D4022 4 61 ENDSUBENT 60 0 D4022 499999 ENDENTRY 4 0 D402299999999