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 /* NRDF D1762 Data No.79                                             */
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 /* Bibliography                                                      */
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 \\BIB,79;
 D#=D1762;
 TITLE=/MEASUREMENT OF NEUTRON-PRODUCTION DOUBLE-DIFFERENTIAL CROSS
        SECTIONS FOR NUCLEAR SPALLATION REACTION INDUCED BY 0.8, 1.5 AND
        3.0 GEV PROTONS/;
 PURPOSE=/TO MEASURE THE NEUTRON-PRODUCTION DOUBLE-DIFFERENTIAL CROSS
          SECTIONS FROM THE SPALLATION REACTION./;
 ATH=(K.ISHIBASHI'1', H.TAKADA'2', T.NAKAMOTO'1', N.SHIGYO'1',
      K.MAEHATA'1', N.MATSUFUJI'1', S.MEIGO'2', S.CHIBA'2',
      M.NUMAJIRI'3', Y.WATANABE'4', T.NAKAMURA'5');
 INST-ATH=(2JPNKYU'1', 2JPNJAE'2', 2JPNLEP'3', 2JPNKYU'4', 2JPNTOH'5');
      /* '1'DEPARTMENT OF NUCLEAR ENGUNEERING */
      /* '4'ENERGY CONVERSION ENGINEERING */
      /* '5'CYCLOTRON RADIOISOTOPE CENTER */
 REF=NST;
 VLP=34(1997)529;
 RCTS=(C(P,N)X, AL(P,N)X, FE(P,N)X, IN(P,N)X, PB(P,N)X);
 PHQS=ENGY-SPEC;
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 /* Experimental Conditions                                           */
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 \\EXP,79;
 /* 2002-10-04 : COMPILED */
 RTY=SPAL;
 PHQ=ENGY-SPEC;
 ENR=NAT;
 CHM=ELM;
 PHYS-FORM=SLD;
 POL-TGT=0%;
 ALGN-TGT=0%;
 ACC=SYN'6';
 /* '6' THE PI-2 LINE OF THE 12 GEV PROTON SYNCHROTRON */
 INST-ACC=2JPNLEP;
 BEAM-INTNSTY=XMA'7';
 /* '7' IN A LEVEL OF 100000 PROTONS / 2.5 S. */
 POL-PRJ=0%;
 ION-SOURCE=/ INCIDENT PROTONS WERE GENERATED AS SECONDARY BEAM. TOF
              METHOD WITH A PAIR OF PILOT U SCINTILLATORS WAS ADOPTED
              FOR THE SEPARATION OF PROTONS AND PIONS. /;
 DET-PARTCL=N;
 COINC=NO;
 ANT-COINC=NO;
 DET-SYS=(TOF,SCT'8',PLST-SCT'9');
 /* '8' TWO DEFFERENT SIZES (DIAMETERXTHICK=12.7 CM X 12.7 CM, 5.08 CM
    X 5.08 CM) OF NE213 NEUTRON DETECTORS WERE PLACED IN THE
    DIRECTIONS OF 15 DEGREE, 30 DEGREE, 60 DEGREE, 90 DEGREE, 120
    DEGREE AND 150 DEGREE */
 /* '9' NE102A PLASTIC SCINTILLATORS WERE MOUNTED AS VETO DETECTORS TO
    ELIMINATE CHARGED PARTICLE EVENTS BY THE ANTI-COINCIDENCE METHOD
 ERS-DET=XKEV'10';
 /* '10' THE ENERGY RESOLUTION OF ONE SIGMA IS SHOWN IN FIG. 5, P533
    IN REFERENCE. THE TYPICAL RESOLUTION IS 5% AT A NEUTRON ENERGY OF
    10 MEV AND 8% AT 100 MEV. */
 EFCN-DET=/ THE UNCERTAINTY OF THE NEUTRON DETECTION EFFICIENCY WAS
            DETERMINED TO BE 10% IN THE NEUTRON ENERGY REGION BELOW 80
            MEV, WHILE IT WAS SET AT 15% AT ENERGIES ABOVE 80 MEV. /;
 ANL=(MONTE-MTHD'11',MONTE-MTHD'12');
 /* '11' HIGH ENEGY TRANSPORT CODE (HETC) [K.C.CHANDLER,
    T.W.ARMSTRONG, CCC-178, (1977)] */
 /* '12' NUCLEUS [TAKADA, H.: J. NUCL. SCI. TECHNOL., 33, 275 (1996)]
 RCT=PB(P,N)X;
 THK-TGT=13608MG/CM**2'19';
 /* '19' PB TARGET WAS A 10 X 10 X 1.2 CM**3 PLATE. DENSITY WAS 11.34
    G/CM**3. */
 INC-ENGY-LAB=1.5GEV;
 DET-PARTCL=N;
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 /* Descriptive Parameters                                            */
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 \\DATA,79;
 INC-ENGY-LAB=1.5GEV;
 EMT=N;
 THTL=15DEG;
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 /* Data Table                                                        */
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 \DATA;
 ENGY-EMT-LAB DSIGMA/DOMEGA/DE DELTA-DSIGMA/DOMEGA/DE
 (MEV) (MB/SR/MEV) (MB/SR/MEV)
 1.250E+00	3.539E+02	+-9.486E+01
 1.750E+00	3.431E+02	+-9.203E+01
 2.500E+00	3.108E+02	+-8.308E+01
 3.500E+00	2.499E+02	+-6.213E+01
 4.500E+00	2.191E+02	+-5.462E+01
 5.500E+00	1.626E+02	+-4.077E+01
 7.000E+00	1.042E+02	+-2.602E+01
 9.000E+00	6.141E+01	+-1.554E+01
 1.250E+01	4.071E+01	+-1.028E+01
 1.750E+01	1.933E+01	+-5.054E+00
 2.500E+01	1.485E+01	+-3.854E+00
 3.500E+01	1.192E+01	+-3.191E+00
 4.500E+01	9.886E+00	+-2.725E+00
 5.500E+01	6.985E+00	+-2.103E+00
 7.000E+01	4.777E+00	+-1.367E+00
 9.000E+01	3.373E+00	+-1.110E+00
 1.250E+02	3.779E+00	+-1.133E+00
 1.750E+02	1.796E+00	+-6.306E-01
 2.500E+02	1.262E+00	+-4.324E-01
 3.500E+02	3.628E-01	+-2.259E-01
 4.500E+02	6.282E-01	+-2.633E-01
 5.500E+02	6.864E-01	+-2.547E-01
 7.000E+02	5.045E-01	+-1.881E-01
 9.000E+02	7.068E-01	+-2.424E-01
 1.250E+03	1.611E-01	+-6.504E-02
 \END;
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