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 /* NRDF D1762 Data No.85                                             */
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 /* Bibliography                                                      */
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 \\BIB,85;
 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;
 /*===================================================================*/
 /* Experimental Conditions                                           */
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 \\EXP,85;
 /* 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**2'25';
 /* '25' PB TARGET WAS A 10 X 10 X 1.2 CM**3 PLATE. DENSITY WAS 11.34
    G/CM**3. */
 INC-ENGY-LAB=3.0GEV;
 DET-PARTCL=N;
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 /* Descriptive Parameters                                            */
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 \\DATA,85;
 INC-ENGY-LAB=3.0GEV;
 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	3.259E+02	+-8.800E+01
 1.750E+00	3.863E+02	+-1.041E+02
 2.500E+00	3.749E+02	+-1.004E+02
 3.500E+00	2.466E+02	+-6.152E+01
 4.500E+00	2.001E+02	+-5.012E+01
 5.500E+00	1.544E+02	+-3.893E+01
 7.000E+00	1.119E+02	+-2.797E+01
 9.000E+00	8.254E+01	+-2.092E+01
 1.250E+01	4.568E+01	+-1.155E+01
 1.750E+01	2.561E+01	+-6.624E+00
 2.500E+01	2.030E+01	+-5.230E+00
 3.500E+01	1.470E+01	+-3.945E+00
 4.500E+01	9.620E+00	+-2.781E+00
 5.500E+01	8.138E+00	+-2.382E+00
 7.000E+01	7.646E+00	+-2.111E+00
 9.000E+01	7.094E+00	+-2.169E+00
 1.250E+02	4.222E+00	+-1.276E+00
 1.750E+02	3.122E+00	+-9.956E-01
 2.500E+02	1.448E+00	+-4.946E-01
 3.500E+02	8.831E-01	+-3.533E-01
 4.500E+02	7.776E-01	+-3.091E-01
 5.500E+02	4.152E-01	+-2.293E-01
 7.000E+02	2.556E-01	+-1.350E-01
 9.000E+02	4.525E-01	+-1.605E-01
 1.250E+03	3.239E-01	+-1.062E-01
 1.750E+03	2.301E-01	+-9.120E-02
 2.500E+03	5.523E-02	+-2.588E-02
 \END;
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