ENTRY            21139   19791112                             00002113900000001 
SUBENT        21139001   19791112                             00002113900100001 
BIB                 10         21                                 2113900100002 
INSTITUTE  (2UK HAR)                                              2113900100003 
REFERENCE  (J,NP,71,228,6509)                                     2113900100004 
AUTHOR     (E.BARNARD,A.T.G.FERGUSON,W.R.MCMURRAY,I.J.VAN HEERDEN)2113900100005 
TITLE      -TIME-OF-FLIGHT MEASUREMENTS OF NEUTRON SPECTRA FROM   2113900100006 
            THE FISSION OF U-235, U-238 AND PU-239-               2113900100007 
FACILITY   (VDG  ) 3 MEV VAN DE GRAAFF, IBIS.                     2113900100008 
INC-SOURCE (P-LI7) PROTONS ON GAS TARGET PRODUCING 100 KEV        2113900100009 
                   NEUTRONS FOR U-235 AND PU-239 MEASUREMENTS.    2113900100010 
           (P-T  ) PROTONS ON 3 CM TRITIUM GAS TARGET PRODUCING   2113900100011 
                   2.086 MEV NEUTRONS, AND                        2113900100012 
           (D-D  ) DEUTERONS INCIDENT ON DEUTERIUM GAS TARGET     2113900100013 
                   PRODUCING 4.908 MEV NEUTRONS FOR U-238         2113900100014 
                   MEASUREMENTS.                                  2113900100015 
                   PULSED BEAMS PRODUCED IN ALL CASES.            2113900100016 
METHOD     (TOF  ) TIME-OF-FLIGHT.                                2113900100017 
ANALYSIS   .NU VALUES DERIVED FROM MAXWELLIAN TEMPERATURE OF      2113900100018 
            THE NEUTRON ENERGY SPECTRUM USING THE THEORY OF       2113900100019 
            TERRELL,PHYS.REV.,113,(1959),527.                     2113900100020 
STATUS     (NDD  ) FROM NEUDADA.                                  2113900100021 
HISTORY    (791005C)                                              2113900100022 
           (791112E)                                              2113900100023 
ENDBIB              21          0                                 2113900100024 
NOCOMMON             0          0                                 2113900100025 
ENDSUBENT           24          0                                 2113900199999 
SUBENT        21139002   19791112                             00002113900200001 
BIB                  5         13                                 2113900200002 
REACTION   (92-U-238(N,F),,NU)                                    2113900200003 
SAMPLE     .1.5 MG/CM-SQ COATING ON BOTH SIDES OF EACH PLATE IN   2113900200004 
            THE FISSION CHAMBER.                                  2113900200005 
DETECTOR   (SCIN ) 10 CM DIAMETER PHOSPHOR, 2.5 CM THICK, VIEWED  2113900200006 
                   FROM BEHIND BY TWO PHOTOMULTIPLIERS.           2113900200007 
           (FISCH) U-238 FISSION CHAMBER OPERATED IN COINCIDENCE  2113900200008 
                   WITH THE SCINTILLATOR. CHAMBER CONTAINED 15    2113900200009 
                   PLATES OF 125 MICRO-M THICK PLATINUM FOIL,     2113900200010 
                   5 CM IN DIAMETER. PLATES SPACED 0.16 CM APART, 2113900200011 
                   MEAN DISTANCE FROM N-SOURCE 13.5 CM.           2113900200012 
PART-DET   (N    ) FISSION NEUTRONS.                              2113900200013 
           (FF   ) FISSION FRAGMENTS.                             2113900200014 
STATUS     .TABLE 2 OF THE PUBLICATION.                           2113900200015 
ENDBIB              13          0                                 2113900200016 
NOCOMMON             0          0                                 2113900200017 
DATA                 2          2                                 2113900200018 
EN         DATA                                                   2113900200019 
MEV        NO-DIM                                                 2113900200020 
 2.0900E+00 2.5800E+00                                            2113900200021 
 4.9100E+00 3.0200E+00                                            2113900200022 
ENDDATA              4          0                                 2113900200023 
ENDSUBENT           22          0                                 2113900299999 
SUBENT        21139003   19800328                             00002113900300001 
BIB                  5          9                                 2113900300002 
REACTION   (92-U-235(N,F),,NU)                                    2113900300003 
SAMPLE     .U-235 DISC, 0.7 CM THICK AND 2 CM IN DIAMETER PLACED  2113900300004 
            1.5 CM FROM THE ACCELERATOR TARGET.                   2113900300005 
DETECTOR   (SCIN ) 10 CM DIAMETER PHOSPHOR, 2.5 CM THICK, VIEWED  2113900300006 
                   FROM BEHIND BY TWO PHOTOMULTIPLIERS.           2113900300007 
COMMENT    .VALUE GIVEN IS CALCULATED FROM THE NEUTRON SPECTRUM   2113900300008 
            TEMPERATURE OF THIS WORK AVERAGED WITH THOSE FROM     2113900300009 
            OTHER WORKS.                                          2113900300010 
STATUS     .TABLE 2 OF THE PUBLICATION.                           2113900300011 
ENDBIB               9          0                                 2113900300012 
NOCOMMON             0          0                                 2113900300013 
DATA                 2          1                                 2113900300014 
EN         DATA                                                   2113900300015 
EV         NO-DIM                                                 2113900300016 
 2.5300E-02 2.4300E+00                                            2113900300017 
ENDDATA              3          0                                 2113900300018 
ENDSUBENT           17          0                                 2113900399999 
SUBENT        21139004   19800328                             00002113900400001 
BIB                  5          9                                 2113900400002 
REACTION   (94-PU-239(N,F),,NU)                                   2113900400003 
SAMPLE     .CYLINDER OF PU-239, 1.27 CM IN DIAMETER AND 2.54 CM   2113900400004 
            LONG, PLACED 1.5 CM FROM ACCELERATOR TARGET.          2113900400005 
DETECTOR   (SCIN ) 10 CM DIAMETER PHOSPHOR, 2.5 CM THICK, VIEWED  2113900400006 
                   FROM BEHIND BY TWO PHOTOMULTIPLIERS.           2113900400007 
COMMENT    .VALUE GIVEN IS CALCULATED FROM THE NEUTRON SPECTRUM   2113900400008 
            TEMPERATURE OF THIS WORK AVERAGED WITH THOSE FROM     2113900400009 
            OTHER WORKS.                                          2113900400010 
STATUS     .TABLE 2 OF THE PUBLICATION.                           2113900400011 
ENDBIB               9          0                                 2113900400012 
NOCOMMON             0          0                                 2113900400013 
DATA                 2          1                                 2113900400014 
EN         DATA                                                   2113900400015 
EV         NO-DIM                                                 2113900400016 
 2.5300E-02 2.8300E+00                                            2113900400017 
ENDDATA              3          0                                 2113900400018 
ENDSUBENT           17          0                                 2113900499999 
ENDENTRY             4          0                                 2113999999999