ENTRY 20771 19900312 00002077100000001 SUBENT 20771001 19900312 00002077100100001 BIB 16 51 2077100100002 REFERENCE (J,JIN,39,383,7706) DATA AND COMMENTS GIVEN.. 2077100100003 (W,WILLIS,780519) SPECIAL ATTACHED FORM WITH 2077100100004 INFORMATION ON WORK AND CONFIRMED DATA. 2077100100005 (R,AERE-R-4727,6401) DETECTION DETAILS GIVEN. 2077100100006 AUTHOR (J.G.CUNINGHAME,H.H.WILLIS) 2077100100007 INSTITUTE (2UK HAR) 2077100100008 TITLE -ABSOLUTE YIELDS IN THE FISSION OF PU-239 BY 2077100100009 MONO-ENERGETIC NEUTRONS OF ENERGY 130-1700 KEV- 2077100100010 FACILITY (VDG ) I.B.I.S. 3 MEV ACCELERATOR 2077100100011 INC-SOURCE (P-LI7) 2077100100012 (P-T ) 2077100100013 .MONOENERGETIC NEUTRONS. 2077100100014 METHOD (CHSEP) RADIOCHEMISTRY. 2077100100015 (EXTB ) 2077100100016 DETECTOR (TRD ) SET UP AT 0 DEGREE TO PROVIDE A RELATIVE 2077100100017 NEUTRON COUNT THROUGHOUT THE RUN, IT USED A 2077100100018 POLYCARBONATE RESIN FILM WITH A LONG COUNTER. 2077100100019 (LONGC) SEE ABOVE (TRD ) 2077100100020 (PROPC) 2PI-BETA-PROPORTIONAL FLOW COUNTERS. 2077100100021 .SEE AERE-R-4727. 2077100100022 PART-DET (N ) 2077100100023 (B- ) 2077100100024 SAMPLE .PU-239 METAL DISC IN CADMIUM BOX ON THE 0 DEGREE 2077100100025 AXIS OF THE BEAM. 2077100100026 .DISCS WERE 15 MM IN DIAM AND 0.125 MM THICK. 2077100100027 .ISOTOPIC COMPOSITION WAS FOUND BY MASS-SPECTROMETRY 2077100100028 TO BE 2077100100029 PU-238 0.016 ATOM PERCENT 2077100100030 PU-239 96.328 ATOM PERCENT 2077100100031 PU-240 3.461 ATOM PERCENT 2077100100032 PU-241 0.187 ATOM PERCENT 2077100100033 PU-242 0.008 ATOM PERCENT. 2077100100034 .ABOUT 2 GRAMS WERE USED FOR EACH IRRADIATION. 2077100100035 .THE PU DISCS WERE SPACED BY THREE GOLD DISCS. 2077100100036 ANALYSIS .ABSOLUTE FISSION YIELDS CALCULATED FROM NUMBER OF 2077100100037 FISSION IN SAMPLE AND THE ABSOLUTE DESINTEGRATION 2077100100038 RATE OF THE FISSION PRODUCT AT END OF IRRADIATION. 2077100100039 ERR-ANALYS .ERROR QUOTED IS TOTAL PERCENTAGE WITH THE SYSTEMATIC 2077100100040 ERROR FOLDED IN WITH THE RANDOM ERROR. 2077100100041 CORRECTION .ESTIMATION OF CARRIERS. 2077100100042 .CORRECTION FOR SELF ABSORPTION (BETA COUNTING). 2077100100043 .CF CALIBRATION OF FISSION COUNTER. 2077100100044 .TRACE COUNTING. 2077100100045 .OTHER FISSION COUNTER CORRECTIONS. 2077100100046 COMMENT .THEORETICAL ANALYSIS. 2077100100047 STATUS (APRVD) DATA TAKEN FROM J.OF INORG.NUCL.CHEM.39,383, 2077100100048 1977. 2077100100049 HISTORY (780519C) 2077100100050 (781213E) 2077100100051 (890911U) REFERENCE DATE CORRECTED 2077100100052 (890919E) 2077100100053 ENDBIB 51 0 2077100100054 NOCOMMON 0 0 2077100100055 ENDSUBENT 54 0 2077100199999 SUBENT 20771002 19840207 00002077100200001 BIB 2 3 2077100200002 REACTION (94-PU-239(N,F)ELEM/MASS,IND,FY) 2077100200003 MISC-COL .THIS COLUMN INDICATES THE NUMBER OF MEASUREMENTS 2077100200004 MADE FOR THE GIVEN VALUE. 2077100200005 ENDBIB 3 0 2077100200006 NOCOMMON 0 0 2077100200007 DATA 8 31 2077100200008 EN +EN-ERR -EN-ERR ELEMENT MASS DATA 2077100200009 DATA-ERR MISC 2077100200010 KEV KEV KEV NO-DIM NO-DIM PC/FIS 2077100200011 PC/FIS NO-DIM 2077100200012 1.3000E+02 1.0000E+01 2.5000E+01 4.2000E+01 9.9000E+01 5.2400E+002077100200013 9.0000E-02 3.0000E+00 2077100200014 1.3000E+02 1.0000E+01 2.5000E+01 4.7000E+01 1.1100E+02 2.9000E-012077100200015 1.0000E-02 3.0000E+00 2077100200016 1.3000E+02 1.0000E+01 2.5000E+01 5.6000E+01 1.4000E+02 4.9600E+002077100200017 1.3000E-01 2.0000E+00 2077100200018 1.3000E+02 1.0000E+01 2.5000E+01 6.0000E+01 1.4700E+02 2.1900E+002077100200019 7.0000E-02 3.0000E+00 2077100200020 1.3000E+02 1.0000E+01 2.5000E+01 6.2000E+01 1.5300E+02 3.0000E-012077100200021 3.0000E-02 3.0000E+00 2077100200022 3.0000E+02 1.0000E+01 2.8000E+01 4.2000E+01 9.9000E+01 5.4200E+002077100200023 2.9000E-01 3.0000E+00 2077100200024 3.0000E+02 1.0000E+01 2.8000E+01 4.7000E+01 1.1100E+02 2.8000E-012077100200025 4.0000E-02 3.0000E+00 2077100200026 3.0000E+02 1.0000E+01 2.8000E+01 5.6000E+01 1.4000E+02 5.2200E+002077100200027 1.0000E-02 2.0000E+00 2077100200028 3.0000E+02 1.0000E+01 2.8000E+01 6.0000E+01 1.4700E+02 2.2200E+002077100200029 4.0000E-02 3.0000E+00 2077100200030 3.0000E+02 1.0000E+01 2.8000E+01 6.2000E+01 1.5300E+02 3.3000E-012077100200031 5.0000E-02 3.0000E+00 2077100200032 7.0000E+02 4.3000E+01 6.8000E+01 4.2000E+01 9.9000E+01 5.6500E+002077100200033 3.2000E-01 3.0000E+00 2077100200034 7.0000E+02 4.3000E+01 6.8000E+01 4.7000E+01 1.1100E+02 3.2000E-012077100200035 1.0000E-02 3.0000E+00 2077100200036 7.0000E+02 4.3000E+01 6.8000E+01 5.6000E+01 1.4000E+02 5.9600E+002077100200037 6.6000E-01 3.0000E+00 2077100200038 7.0000E+02 4.3000E+01 6.8000E+01 6.0000E+01 1.4700E+02 2.4600E+002077100200039 9.0000E-02 3.0000E+00 2077100200040 7.0000E+02 4.3000E+01 6.8000E+01 6.2000E+01 1.5300E+02 3.6000E-012077100200041 5.0000E-02 3.0000E+00 2077100200042 9.0000E+02 4.8000E+01 7.3000E+01 4.2000E+01 9.9000E+01 5.5800E+002077100200043 4.0000E-01 3.0000E+00 2077100200044 9.0000E+02 4.8000E+01 7.3000E+01 4.7000E+01 1.1100E+02 3.3000E-012077100200045 2.0000E-02 3.0000E+00 2077100200046 9.0000E+02 4.8000E+01 7.3000E+01 5.6000E+01 1.4000E+02 5.3400E+002077100200047 4.2000E-01 2.0000E+00 2077100200048 9.0000E+02 4.8000E+01 7.3000E+01 6.0000E+01 1.4700E+02 2.3800E+002077100200049 6.0000E-02 3.0000E+00 2077100200050 9.0000E+02 4.8000E+01 7.3000E+01 6.2000E+01 1.5300E+02 3.5000E-012077100200051 3.0000E-02 3.0000E+00 2077100200052 1.3000E+03 3.3000E+01 7.0000E+01 4.2000E+01 9.9000E+01 5.3600E+002077100200053 2.8000E-01 3.0000E+00 2077100200054 1.3000E+03 3.3000E+01 7.0000E+01 4.7000E+01 1.1100E+02 3.6000E-012077100200055 2.0000E-02 3.0000E+00 2077100200056 1.3000E+03 3.3000E+01 7.0000E+01 5.6000E+01 1.4000E+02 5.2200E+002077100200057 2.3000E-01 2.0000E+00 2077100200058 1.3000E+03 3.3000E+01 7.0000E+01 6.0000E+01 1.4700E+02 2.2500E+002077100200059 3.0000E-01 3.0000E+00 2077100200060 1.3000E+03 3.3000E+01 7.0000E+01 6.2000E+01 1.5300E+02 3.6000E-012077100200061 5.0000E-02 3.0000E+00 2077100200062 1.7000E+03 3.3000E+01 7.7000E+01 4.2000E+01 9.9000E+01 5.6100E+002077100200063 1.3000E-01 3.0000E+00 2077100200064 1.7000E+03 3.3000E+01 7.7000E+01 4.7000E+01 1.1100E+02 3.8000E-012077100200065 1.0000E-02 3.0000E+00 2077100200066 1.7000E+03 3.3000E+01 7.7000E+01 5.6000E+01 1.4000E+02 5.4200E+002077100200067 3.9000E-01 3.0000E+00 2077100200068 1.7000E+03 3.3000E+01 7.7000E+01 6.0000E+01 1.4700E+02 2.6000E+002077100200069 1.5000E-01 3.0000E+00 2077100200070 1.7000E+03 3.3000E+01 7.7000E+01 6.2000E+01 1.5300E+02 3.6000E-012077100200071 1.0000E-02 3.0000E+00 2077100200072 1.7000E+03 3.3000E+01 7.7000E+01 6.3000E+01 1.5600E+02 8.7000E-022077100200073 1.0000E-03 3.0000E+00 2077100200074 ENDDATA 66 0 2077100200075 ENDSUBENT 74 0 2077100299999 ENDENTRY 2 0 2077199999999