ENTRY 21203 19800110 00002120300000001 SUBENT 21203001 19800110 00002120300100001 BIB 11 38 2120300100002 INSTITUTE (2UK HAR) 2120300100003 REFERENCE (J,JNE,6,285,58) 2120300100004 (R,AERE-NP/R-2076,,5701) ABST. 2120300100005 AUTHOR (S.J.COCKING) 2120300100006 TITLE -MEASUREMENT OF THE RATIO OF ABSORPTION CROSS-SECTION 2120300100007 TO FISSION CROSS-SECTION FOR U-233, U-235 AND PU-239 2120300100008 WITH 0.0011 EV NEUTRONS- 2120300100009 FACILITY .LEAD-BISMUTH FILTER TO PROVIDE A BEAM OF COLD 2120300100010 NEUTRONS WITH WAVELENGTH GREATER THAN 6.5 ANGSTROMS 2120300100011 MEAN WAVELENGTH 8.5 ANGSTROMS, 0.0011 EV. 2120300100012 INC-SOURCE (REAC ) BEPO REACTOR AT AERE. 2120300100013 METHOD .TRANSMISSION METHOD TO ESTABLISH THICKNESS OF A GOLD 2120300100014 SAMPLE GIVING SAME TRANSMISSION AS FISSION SAMPLE. 2120300100015 FISSION RATE MEASURED RELATIVE TO ACTIVATION RATE OF 2120300100016 THE SAME GOLD SAMPLE THROUGH INTERMEDIARY OF BORON 2120300100017 PROPORTIONAL COUNTER. 2120300100018 DETECTOR (FISCH) FISSION CHAMBER IRRADIATED WITH 2120300100019 (PROPC) BORON PROPORTIONAL COUNTER IMMEDIATELY BEHIND 2120300100020 IT (ATTENUATION IN FISCH 4 PERCENT). BIAS IN 2120300100021 BORON COUNTER SET AT MINIMUM BETWEEN LI-7 AND 2120300100022 ALPHA PEAKS. 2120300100023 BORON CHAMBER, WITH SAME BIAS, IRRADIATED WITH 2120300100024 GOLD SAMPLE WHOSE ACTIVITY WAS MEASURED BY 2120300100025 BETA-GAMMA COINCIDENCE TECHNIQUE. 2120300100026 (BF3 ) 2 INCH DIAMETER BY 8 INCH LONG BF-3 COUNTER 2120300100027 AT 30 TORR PRESSURE USED AS FLUX MONITOR IN 2120300100028 TRANSMISSION MEASUREMENTS. 2120300100029 STATUS (NDD ) FROM NEUDADA. 2120300100030 HISTORY (791205T) 2120300100031 (800110E) 2120300100032 CORRECTION .EFFECT OF EPI-CADMIUM NEUTRONS SUBTRACTED FROM GOLD 2120300100033 ACTIVITY (11.8 PERCENT) AND BORON CHAMBER RATE(2.6 2120300100034 PERCENT) IN MEASUREMENT WITH 0.04 INCH CADMIUM 2120300100035 FILTER. 2120300100036 .EFFECT OF U-238 IN U-234 SAMPLE, 0.05 PERCENT. 2120300100037 .EFFECT OF U-234 AND U-238 IN U-235 SAMPLE 0.1 2120300100038 PERCENT. 2120300100039 .EFFECT OF PU-240 IN PU-239 SAMPLE, 0.3 PERCENT. 2120300100040 ENDBIB 38 0 2120300100041 COMMON 1 3 2120300100042 EN 2120300100043 EV 2120300100044 1.1000E-03 2120300100045 ENDCOMMON 3 0 2120300100046 ENDSUBENT 45 0 2120300199999 SUBENT 21203002 19800110 00002120300200001 BIB 2 2 2120300200002 REACTION ((92-U-233(N,ABS),,SIG)/(92-U-233(N,F),,SIG)) 2120300200003 STATUS .TABLE 1 OF THE PUBLICATION. 2120300200004 ENDBIB 2 0 2120300200005 NOCOMMON 0 0 2120300200006 DATA 2 1 2120300200007 RATIO RATIO-ERR 2120300200008 NO-DIM NO-DIM 2120300200009 1.1100E+00 1.8000E-02 2120300200010 ENDDATA 3 0 2120300200011 ENDSUBENT 10 0 2120300299999 SUBENT 21203003 19800110 00002120300300001 BIB 2 2 2120300300002 REACTION (92-U-235(N,ABS),,ALF) RATIO NF/NG 2120300300003 STATUS .TABLE 1 OF THE PUBLICATION. 2120300300004 ENDBIB 2 0 2120300300005 NOCOMMON 0 0 2120300300006 DATA 2 1 2120300300007 DATA DATA-ERR 2120300300008 NO-DIM NO-DIM 2120300300009 1.1700E+00 2.2000E-02 2120300300010 ENDDATA 3 0 2120300300011 ENDSUBENT 10 0 2120300399999 SUBENT 21203004 19800110 00002120300400001 BIB 2 2 2120300400002 REACTION ((94-PU-239(N,ABS),,SIG)/(94-PU-239(N,F),,SIG)) 2120300400003 STATUS .TABLE 1 OF THE PUBLICATION. 2120300400004 ENDBIB 2 0 2120300400005 NOCOMMON 0 0 2120300400006 DATA 2 1 2120300400007 RATIO RATIO-ERR 2120300400008 NO-DIM NO-DIM 2120300400009 1.3000E+00 4.0000E-02 2120300400010 ENDDATA 3 0 2120300400011 ENDSUBENT 10 0 2120300499999 ENDENTRY 4 0 2120399999999