ENTRY O0335 19970505 0000O033500000001 SUBENT O0335001 19970505 0000O033500100001 BIB 13 28 O033500100002 TITLE Measurements on Electromagnetically Separated O033500100003 Radioactive Isotopes of Iodine. O033500100004 AUTHOR (P.AAGAARD,G.ANDERSSON,J.O.BURGMAN,A.C.PAPPAS) O033500100005 INSTITUTE (2SWDUPP) O033500100006 REFERENCE (J,JIN,5,105,57) O033500100007 HISTORY (970429C) O033500100008 (970505U) Last checking has been done. O033500100009 SAMPLE Targets of Uranium Trioxide were Used. O033500100010 ADD-RES (Z-DIS) O033500100011 (A-DIS) O033500100012 Spallation of Caesium Induced by 170 MeV Protons was O033500100013 Found to Produce Highly Neutron Deficient Iodine O033500100014 Isotopes in Quite Good Yields. O033500100015 DETECTOR (GEMUC) O033500100016 FACILITY (SYNCY,2SWDUPP) O033500100017 METHOD (ACTIV) The Counting Could Start 1.-1.5 Hour After the O033500100018 End of the Irradiation. O033500100019 (CHSEP) O033500100020 (ASEP) O033500100021 ANALYSIS (DECAY) O033500100022 COMMENT /by Authors/.These Measurements are not Possible by O033500100023 Standard Methods Because a Chemically Isolated Iodine O033500100024 Sample Contains About Ten Radioactive Isotopes with O033500100025 Half-Lives Ranging from 25 Min to 60 Days.In the SearchO033500100026 For a Technique Capable of Differentiating Between O033500100027 These Isotopes the Possibility of Using ElectromagneticO033500100028 Separation After the Chemical Procedure was Considered.O033500100029 STATUS (TABLE) O033500100030 ENDBIB 28 0 O033500100031 COMMON 1 3 O033500100032 EN O033500100033 MEV O033500100034 170. O033500100035 ENDCOMMON 3 0 O033500100036 ENDSUBENT 35 0 O033500199999 SUBENT O0335002 19970505 0000O033500200001 BIB 7 24 O033500200002 REACTION (92-U-0(P,X)ELEM/MASS,IND,SIG,,REL,EXP) O033500200003 PART-DET (DG) O033500200004 DECAY-DATA ((1.)53-I-124,4.D) O033500200005 ((2.)53-I-126,13.D) O033500200006 ((3.)53-I-128,25.MIN) O033500200007 ((4.)52-TE-131-M,30.HR).It is Parent of I-131. O033500200008 ((4.)52-TE-131-G,25.MIN).It is Parent of I-131. O033500200009 ((4.)53-I-131,8.1D) O033500200010 ((5.)53-I-132-G,2.3HR) O033500200011 ((5.)52-TE-132,77.7HR).It is Parent of I-132. O033500200012 ((6.)53-I-134-G,52.5MIN) O033500200013 ((6.)52-TE-134,44.MIN).It is Parent of I-134. O033500200014 ((7.)53-I-133-G,20.5HR) O033500200015 ((8.)53-I-130-G,12.6HR) O033500200016 ERR-ANALYS Any Information is Absent. O033500200017 FLAG (1.) Independent Yield. O033500200018 (2.) Cumulative Yield. O033500200019 (3.) Independent Yield+Isomer Transition. O033500200020 (4.) Cumulative Yield Partly As Compiler Assumes. O033500200021 COMMENT - By Compiler - I-131 Production has Been Assumed by O033500200022 Authors As Independent. But I-131 Could be ProducedO033500200023 Due to Radioactive Decay of 131-Te (HALF-LIFE 25. MIN).O033500200024 This Could be Repeated For I-134. O033500200025 MISC-COL (MISC) Activity Observed C/S. O033500200026 ENDBIB 24 0 O033500200027 COMMON 1 3 O033500200028 ELEMENT O033500200029 NO-DIM O033500200030 53. O033500200031 ENDCOMMON 3 0 O033500200032 DATA 6 8 O033500200033 MASS ISOMER DATA DECAY-FLAG FLAG MISC O033500200034 NO-DIM NO-DIM NO-DIM NO-DIM NO-DIM 1/SEC O033500200035 124. 0.09 1. 1. 0.8O033500200036 126. 0.41 2. 1. 1.8O033500200037 128. 0.74 3. 1. 260.O033500200038 130. 0. 1. 8. 3. 263.O033500200039 131. 0.9 4. 4. 25.O033500200040 132. 0. 1.26 5. 1. 1005.O033500200041 133. 0. 1.45 7. 2. 194.O033500200042 134. 0. 0.88 6. 4. 1230.O033500200043 ENDDATA 10 0 O033500200044 ENDSUBENT 43 0 O033500299999 ENDENTRY 2 0 O033599999999