ENTRY            20525   20060807                             21782052500000001 
SUBENT        20525001   20060807                             21782052500100001 
BIB                 14         37                                 2052500100002 
INSTITUTE  (2JPNKTO)                                              2052500100003 
           (2JPNNII)  NIIGATA UNIV. FOR 1ST,2ND AUTHORS' ADDRESS. 2052500100004 
REFERENCE  (J,JIN,36,487,197403)                                  2052500100005 
           (J,JIN,38,203,1976) EXPT REPEATED, VALUE CORRECTED.    2052500100006 
AUTHOR     (H.NAKAHARA, T.IKEDA, T.HASHIMOTO)                     2052500100007 
TITLE      -THERMAL-NEUTRON FISSION CROSS SECTION OF RA-226.-     2052500100008 
INC-SOURCE (REAC )    THERMAL COLUMN IRRADIATION FACILITY OF      2052500100009 
            KYOTO UNIVERSITY REACTOR, KUR.                        2052500100010 
INC-SPECT   IRRADIATION CONDITIONS WERE, (UNIT OF FLUX N/CM2/SEC),2052500100011 
            CHEM.PROC. N-FLUX(THR) N-FLUX(FAST) CD-RATIO(AU) IRR. 2052500100012 
               A       7.2 * E+10  9.9 * E+7    5210.       77HR. 2052500100013 
               B       9.2 * E+10  8.8 * E+7    8190.       75.5HR2052500100014 
SAMPLE     .RA-226 CHLORIDE SOLUTION WAS PURIFIED FROM THORIUM AND2052500100015 
            URANIUM IN TWO WAYS TO ENSURE THAT CONTAMINATION WAS  2052500100016 
            NEGLIGIBLE (SEE TEXT,PAG.487 FOR DETAILS).            2052500100017 
            THE PURIFIED RA-226 CHLORIDE SOLUTION WAS DROPPED     2052500100018 
            ONTO A CIRCULAR AREA OF DIAMETER 0.5 CM ON            2052500100019 
            POLYCARBONATE FILM AND DRIED. TARGET THICKNESS WAS    2052500100020 
            LESS THAN 10 MICROGR./CM**2.                          2052500100021 
METHOD     .THE SAMPLE WAS IRRADIATED FOR ABOUT 70 HR. THE        2052500100022 
            CROSS-SECTION WAS DEDUCED BY TRACK LENGTH MEASUREMENT.2052500100023 
DETECTOR   (TRD  )    FISSION TRACK DETECTOR, THIN POLYCARBONATE  2052500100024 
            FILM (TEIJIN-PANLITE).                                2052500100025 
MONITOR    (79-AU-197(N,G)79-AU-198-G,,SIG,,MXW) VALUE TAKEN      2052500100026 
            AS 98.8B FOR THERMAL FLUX MONITOR.                    2052500100027 
           .FAST FLUX MONITORED WITH THE TH-232(N,F) CROSS SECTION2052500100028 
            USING A VALUE OF 78MB.                                2052500100029 
PART-DET   (FF)       FISSION FRAGMENTS.                          2052500100030 
STATUS     .CORRECTED VALUE TAKEN FROM INTRODUCTION TO JIN,38,203.2052500100031 
HISTORY    (19740628C)                                            2052500100032 
           (19760421E)                                            2052500100033 
           (19800605A) DATA VALUE CORRECTED.                      2052500100034 
           (19800612E)                                            2052500100035 
           (19840106U) A.P.T. JAPAN CODE CHANGED TO JPN           2052500100036 
           (19840106E)                                            2052500100037 
           (20060807A) DATE AND INSTITUTE CODES ARE corrected     2052500100038 
ERR-ANALYS .NO ERROR GIVEN.                                       2052500100039 
ENDBIB              37          0                                 2052500100040 
COMMON               1          3                                 2052500100041 
MONIT                                                             2052500100042 
B                                                                 2052500100043 
 9.8800E+01                                                       2052500100044 
ENDCOMMON            3          0                                 2052500100045 
ENDSUBENT           44          0                                 2052500199999 
SUBENT        20525002   20060807                             21782052500200001 
BIB                  4         10                                 2052500200002 
REACTION   (88-RA-226(N,F),,SIG,,MXW) THERMAL NEUTRON FISSION     2052500200003 
            CROSS SECTION.                                        2052500200004 
COMMENT    .THE CROSS SECTION WAS QUOTED ERRONEOUSLY AS 4.6MB IN  2052500200005 
            THE REFERENCE JIN,36,487. A CORRECTED VALUE OF 0.46MB 2052500200006 
            AND A REMEASUREMENT OF 0.4MB ARE GIVEN IN JIN,38,203. 2052500200007 
STATUS     .TEXT, JIN,38,203,76.                                  2052500200008 
HISTORY    (19740628C)                                            2052500200009 
           (19760421E)                                            2052500200010 
           (19800605A) DATA CORRECTED.                            2052500200011 
           (19800612E)                                            2052500200012 
ENDBIB              10          0                                 2052500200013 
NOCOMMON             0          0                                 2052500200014 
DATA                 2          1                                 2052500200015 
EN-DUMMY   DATA                                                   2052500200016 
EV         MB                                                     2052500200017 
 2.5300E-02 4.6000E-01                                            2052500200018 
ENDDATA              3          0                                 2052500200019 
ENDSUBENT           18          0                                 2052500299999 
ENDENTRY             2          0                                 2052599999999