ENTRY A0249 20220331 A100A024900000001 SUBENT A0249001 20220331 A100A024900100001 BIB 13 27 A024900100002 TITLE Cyclotron isotopes and radiopharmaceuticals-XXXV A024900100003 Astatine-211* A024900100004 AUTHOR (R.M.Lambrecht,S.Mirzadeh) A024900100005 REFERENCE (J,ARI,36,443,1985) A024900100006 (J,JLCR,21,1288,1984) short report. A024900100007 INSTITUTE (1USABNL) A024900100008 FACILITY (CYCLO,1USABNL) A024900100009 METHOD (EDEG,EXTB,ACTIV,STTA) A024900100010 ANALYSIS (DECAY) A024900100011 SAMPLE Thin targets of Bi-209 (typically 100 ug/cm2) were A024900100012 prepared by evaporating Bi metal of 99.9% chemical A024900100013 purity onto 1.75 mg/cm**2 aluminium support discs. A024900100014 DETECTOR (GELI) Ge(Li) detectors (50 cm3, FWHM - 2.0 keV at A024900100015 1332 keV) . A024900100016 (GE) For X-ray radiation, a 1 cm thick Ge detector A024900100017 was used A024900100018 (SIBAR) Si surface-barrier detector (150 mm2 active A024900100019 area, 500 um-thick Au-Si surface barrier detector, A024900100020 FWHM - 25 keV at 5.486 keV) . A024900100021 (PROPC) For alpha-activity Po-210. A024900100022 ADD-RES Method of chemical separation. A024900100023 ERR-ANALYS (DATA-ERR) No information about source of uncertainty A024900100024 STATUS (TABLE) Tbl.4 from Int. J.Appl.Rad.Isot.,36(1985)443 A024900100025 HISTORY (19870410C) A024900100026 (19870716U) A024900100027 (20220331A) SD:Updated to new date formats,lower case. A024900100028 Corrections in all Subents. A024900100029 ENDBIB 27 0 A024900100030 COMMON 1 3 A024900100031 EN-ERR A024900100032 MEV A024900100033 1. A024900100034 ENDCOMMON 3 0 A024900100035 ENDSUBENT 34 0 A024900199999 SUBENT A0249002 20220331 A100A024900200001 BIB 6 25 A024900200002 REACTION (83-BI-209(A,2N)85-AT-211,,SIG) A024900200003 COMMENT /By authors/ Po-211 is daughter of At-211. The nuclear A024900200004 decay properties (alpha, X-ray, gamma emissions) were A024900200005 evaluated for At-211 and its daughter Po-211 in order A024900200006 to refine or to obtain the prerequisite nuclear data A024900200007 for subsequent radiopharmaceutical development and A024900200008 therapeutic applications of At-211. A024900200009 RAD-DET (85-AT-211,DG,XR,A) A024900200010 (84-PO-211-G,DG,XR,A) A024900200011 DECAY-DATA (85-AT-211,7.2HR,A,5866.,0.4194, A024900200012 DG,687.8,0.83, A024900200013 DG,897.8,1.04, A024900200014 XR,65.1,, A024900200015 XR,66.8) A024900200016 (84-PO-211-G,0.56SEC,A,6570.,0.00298, A024900200017 A,6893.,0.00304, A024900200018 A,7450.,0.5746, A024900200019 DG,569.7,1., A024900200020 XR,76.86,0.132, A024900200021 XR,79.29,0.222, A024900200022 XR,89.3,0.026, A024900200023 XR,89.8,0.049, A024900200024 XR,92.4,0.024) A024900200025 REL-REF (A,A0246002,W.J.Ramler+,J,PR,114,154,1959) A024900200026 HISTORY (20220331A) SD: SF9=EXP deleted from REACTION code. A024900200027 ENDBIB 25 0 A024900200028 NOCOMMON 0 0 A024900200029 DATA 3 17 A024900200030 EN DATA DATA-ERR A024900200031 MEV MB MB A024900200032 21.1 10.1 1.5 A024900200033 21.4 12.8 1.0 A024900200034 22.0 68.3 2.6 A024900200035 22.2 72.2 2.2 A024900200036 22.9 164.3 5.0 A024900200037 23.1 195.0 5.9 A024900200038 23.8 309.8 19.7 A024900200039 24.0 348.8 10.5 A024900200040 24.7 432.2 13.0 A024900200041 24.8 450.5 13.5 A024900200042 25.6 561.8 16.9 A024900200043 26.4 589.6 17.7 A024900200044 26.8 715.2 21.5 A024900200045 27.7 761.1 22.8 A024900200046 28.1 826.7 24.8 A024900200047 28.4 837.7 24.8 A024900200048 29.2 906.5 26.9 A024900200049 ENDDATA 19 0 A024900200050 ENDSUBENT 49 0 A024900299999 SUBENT A0249003 20220331 A100A024900300001 BIB 5 11 A024900300002 REACTION (83-BI-209(A,3N)85-AT-210,,SIG) A024900300003 DECAY-DATA (85-AT-210,8.1HR,DG,245.3,0.799, A024900300004 DG,1183.,0.998, A024900300005 DG,1483.,0.467) A024900300006 REL-REF (A,A0246002,W.J.Ramler+,J,PR,114,154,1959) A024900300007 COMMENT /By authors/.Po-210 (daughter of At-210) is A024900300008 undesirable in a radio-pharmaceutical preparation due A024900300009 to its 138.38 day half-life. It has not been previouslyA024900300010 mentioned as a radiocontaminant in At-211 preparation, A024900300011 except as it arises from the decay of At-210. A024900300012 HISTORY (20220331A) SD: SF9=EXP deleted from REACTION code. A024900300013 ENDBIB 11 0 A024900300014 NOCOMMON 0 0 A024900300015 DATA 3 3 A024900300016 EN DATA DATA-ERR A024900300017 MEV MB MB A024900300018 28.1 0.014 0.006 A024900300019 28.4 0.085 0.005 A024900300020 29.2 2.24 0.13 A024900300021 ENDDATA 5 0 A024900300022 ENDSUBENT 21 0 A024900399999 ENDENTRY 3 0 A024999999999