ENTRY            10905   19870122                             00001090500000001 
SUBENT        10905001   19870122                             00001090500100001 
BIB                 12         37                                 1090500100002 
INSTITUTE  (1USAORL)                                              1090500100003 
REFERENCE  (R,ORNL-TM-7148,80)                                    1090500100004 
AUTHOR     (R.GWIN,R.R.SPENCER,R.W.INGLE,J.H.TODD,H.WEAVER)       1090500100005 
TITLE      MEASUREMENT OF THE AVERAGE NUMBER OF PROMPT NEUTRONS   1090500100006 
            EMITTED PER FISSION OF U-235 RELATIVE TO CF-252 FOR   1090500100007 
            THE ENERGY REGION 500-EV TO 10-MEV                    1090500100008 
FACILITY   (LINAC) OAK RIDGE ELECTRON LINEAR ACCELERATOR          1090500100009 
SAMPLE     U-235 DEPOSITED ON ALUMINIUM FISSION CHAMBER FOILS     1090500100010 
DETECTOR   (FISCH) TWO FISSION CHAMBERS USING U-235 THICKNESSES   1090500100011 
            OF 1 AND 20 GRAMS/SQ-METER. CF-252 FISSION CHAMBER    1090500100012 
            USED AS MONITOR.                                      1090500100013 
           (SCIN) GADOLINIUM LOADED LIQUID SCINTILLATOR TO DETECT 1090500100014 
            FISSION NEUTRONS. THROUGH TUBE DIAMETER IS ABOUT      1090500100015 
            13.3-CM, VOLUME IS 0.910 CUBIC METERS.                1090500100016 
METHOD     (TOF) TIME OF FLIGHT WITH 83.4-METER FLIGHT PATH.      1090500100017 
            U-235 FISSION CHAMBER PLACED AT CENTER OF LIQUID      1090500100018 
            SCINTILLATOR. CF-252 FISSION CHAMBER PLACED OUTSIDE   1090500100019 
            BEAM AT ONE END OF U-235 CHAMBER                      1090500100020 
CORRECTION DATA CORRECTED FOR-                                    1090500100021 
            -DISPLACEMENT OF SAMPLE AND MONITOR FROM CENTER OF    1090500100022 
             SCINTILLATOR                                         1090500100023 
            -FALSE FISSIONS                                       1090500100024 
            -BACKGROUNDS                                          1090500100025 
            -PULSE PILE UP                                        1090500100026 
            -FISSION SPECTRUM DIFFERENCES                         1090500100027 
            -MISSED FISSIONS                                      1090500100028 
            -ANISOTROPY OF FISSION FRAGMENT EMMISSION             1090500100029 
ERR-ANALYS QUOTED ERRORS ARE STATISTICAL PLUS FISSION UNCERTAIN-  1090500100030 
            TIES. ERRORS INCLUDE UNCERTAINTY IN CORRECTIONS.      1090500100031 
           SYSTEMATIC ERROR OF 0.25-PERCENT ASSIGNED DUE TO       1090500100032 
            DIFFERENCES IN FISSION CHAMBER GEOMETRY. TOTAL        1090500100033 
            SYSTEMATIC ERROR IS 0.3-PERCENT.                      1090500100034 
STATUS     (APRVD) APPROVED BY R.GWIN, 80/8/25.                   1090500100035 
           (SPSDD,13101003)                                       1090500100036 
HISTORY    (800707C)                                              1090500100037 
           (841024A) BIB CORRECTION.                              1090500100038 
           (870122A) DATA SUPERSEDED.                             1090500100039 
ENDBIB              37          0                                 1090500100040 
NOCOMMON             0          0                                 1090500100041 
ENDSUBENT           40          0                                 1090500199999 
SUBENT        10905002   19800812                             00001090500200001 
BIB                  1          2                                 1090500200002 
REACTION   ((92-U-235(N,F),PR,NU,,AV)/                            1090500200003 
           (98-CF-252(0,F),PR,NU,,AV))                            1090500200004 
ENDBIB               2          0                                 1090500200005 
NOCOMMON             0          0                                 1090500200006 
NODATA               0          0                                 1090500200007 
ENDSUBENT            6          0                                 1090500299999 
ENDENTRY             2          0                                 1090599999999