ENTRY 13311 19890907 00001331100000001 SUBENT 13311001 19890907 00001331100100001 BIB 11 13 1331100100002 INSTITUTE (1USANYB) 1331100100003 REFERENCE (J,RCA,19,54,73) 1331100100004 AUTHOR (M.KIKUCHI,L.B.CHURCH) 1331100100005 TITLE A NEW METHOD FOR THE DETERMINATION OF FRACTIONAL 1331100100006 FISSION YIELDS: THE REACTION OF GASEOUS METHYL IODIDE 1331100100007 WITH FISSION-PRODUCED IODINE 1331100100008 FACILITY (REAC) WESTERN N.Y. RESEARCH REACTOR 1331100100009 SAMPLE NATURAL URANIUM OXIDE 1331100100010 METHOD (RCHEM) 1331100100011 DETECTOR (NAICR) 1331100100012 ERR-ANALYS NO INFORMATION 1331100100013 STATUS (RIDER) REFERENCE 73KIK1 1331100100014 HISTORY (890713C) VM 1331100100015 ENDBIB 13 0 1331100100016 COMMON 1 3 1331100100017 EN-DUMMY 1331100100018 EV 1331100100019 0.0253 1331100100020 ENDCOMMON 3 0 1331100100021 ENDSUBENT 20 0 1331100199999 SUBENT 13311002 19890907 00001331100200001 BIB 3 7 1331100200002 REACTION ((92-U-235(N,F)ELEM/MASS,CUM,FY,,SPA)/ 1331100200003 (92-U-235(N,F)MASS,CHN,FY,,SPA)) 1331100200004 RESULT (FRCUM) 1331100200005 ANALYSIS BY B.F.RIDER: 1331100200006 FRACTIONAL INDIRECT YIELD OF 135I (I.E., FRACTIONAL 1331100200007 CUMULATIVE YIELD OF TE-135) IS (0.27+-0.04/0.54+-0.04)1331100200008 THAT OF 131I (TAKEN AS 0.997) = 0.499+-0.082 1331100200009 ENDBIB 7 0 1331100200010 NOCOMMON 0 0 1331100200011 DATA 4 1 1331100200012 ELEMENT MASS DATA DATA-ERR 1331100200013 NO-DIM NO-DIM NO-DIM NO-DIM 1331100200014 52. 135. 0.499 0.082 1331100200015 ENDDATA 3 0 1331100200016 ENDSUBENT 15 0 1331100299999 SUBENT 13311003 19890907 00001331100300001 BIB 4 13 1331100300002 REACTION ((92-U-235(N,F)ELEM/MASS,IND,FY,,SPA)/ 1331100300003 (92-U-235(N,F)MASS,CHN,FY,,SPA)) 1331100300004 RESULT (FRIND) 1331100300005 DECAY-DATA ((1.)53-I-131,8.1D,DG,360.) 1331100300006 ((2.)53-I-133,20.7HR,DG,530.) 1331100300007 ((3.)53-I-135,6.7HR,DG,1720./1800.) 1331100300008 ANALYSIS BY B.F.RIDER: 1331100300009 FRACTIONAL INDEPENDENT YIELD RATIO OF I-135 TO I-133 1331100300010 IS RATIO OF SLOPES (-1.36+-0.04/-0.056+-0.04). 1331100300011 ASSUMING SUM OF BOTH FI'S=0.504 THEN 1331100300012 (.056/(1.36+.056))*.504 = 0.020+-0.014 FI FOR I-133 1331100300013 AND 1331100300014 (1.36/(1.36+.056))*0.504 = 0.484+-0.024 FI FOR I-135 1331100300015 ENDBIB 13 0 1331100300016 NOCOMMON 0 0 1331100300017 DATA 5 3 1331100300018 ELEMENT MASS DATA DATA-ERR DECAY-FLAG 1331100300019 NO-DIM NO-DIM NO-DIM NO-DIM NO-DIM 1331100300020 53. 131. 0.003 1. 1331100300021 53. 133. 0.02 0.014 2. 1331100300022 53. 135. 0.484 0.024 3. 1331100300023 ENDDATA 5 0 1331100300024 ENDSUBENT 23 0 1331100399999 ENDENTRY 3 0 1331199999999