/*===================================================================*/
 /* NRDF D1760 Data No.19                                             */
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 /* Bibliography                                                      */
 /*===================================================================*/
 \\BIB,19;
 D#=D1760;
 TITLE=/SPALLATION NEUTRON MEASUREMENT BY THE TIME-OF-FLIGHT METHOD
        WITH A SHORT FLIGHT PATH/;
 PURPOSE=/TO MEASURE THE DOUBLE DIFFERENTIAL CROSS SECTION ON PRODUCTION
          OF THE SPALLATION NEUTRONS./;
 ATH=(T.NAKAMOTO'1', K.ISHIBASHI'1', N.MATSUFUJI'1', N.SHIGYO'1',
      K.MAEHATA'1', S.MEIGO'2', H.TAKADA'2', S.CHIBA'2',
      M.NUMAJIRI'3', T.NAKAMURA'4', Y.WATANABE'5');
 INST-ATH=(2JPNKYU'1', 2JPNJAE'2', 2JPNLEP'3', 2JPNTOH'4', 2JPNKYU'5');
      /* '1'DEPARTMENT OF NUCLEAR ENGINEERING */
      /* '4'CYCLOTRON RADIOISOTOPE CENTER */
      /* '5'ENERGY CONVERSION ENGINEERING */
 REF=NST;
 VLP=32(1995)827;
 RCTS=(C(P,N)X, PB(P,N)X);
 PHQS=ENGY-SPEC;
 /*===================================================================*/
 /* Experimental Conditions                                           */
 /*===================================================================*/
 \\EXP,19;
 /* 2002-11-15 : COMPILED, AUTHOR (T.NAKAMOTO) RECOMMEND TO USE
    DATA SET IN OTHER REFERENCE [NUCL.SCI.TECHNOL.34(1997)529]. */
 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 AT THE PI-2 BEAM LINE. */
 POL-PRJ=0%;
 ION-SOURCE=/ INCIDENT PROTONS WERE GENERATED AS SECONDARY BEAM. TOF
              METHOD WITH A PAIR OF PILOT U SCINTILLATORS WAS ADOPTED
              FOR SEPARATION BETWEEN PROTONS AND PIONS. /;
 DET-PARTCL=N;
 COINC=NO;
 ANT-COINC=NO;
 DET-SYS=(TOF,SCT'8',PLST-SCT'9');
 /* '8' TWO DEFFERENT SIZES (DIAMETERXTHICK=5CMX5CM, 2CMX2CM) 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 RESOLUTIONS IN ONE SIGMA WERE 5.7 % AT THE NEUTRON
    ENERGY OF 10 MEV AND 14 % AT 300 MEV. */
 EFCN-DET=/ THE UNCERTAINTY OF THE NEUTRON DETECTION EFFICIENCY RANGED
            UP TO 10 % /;
 RCT=PB(P,N)X;
 THK-TGT=15000MG/CM**2;
 INC-ENGY-LAB=1.5GEV;
 DET-PARTCL=N;
 ANL=MONTE-MTHD'21';
 /* '21' HETC (HIGH ENERGY TRANSPORT CODE) [K.C.CHANDLER,
    T.W.ARMSTRONG, CCC-178(1977)]. */
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 /* Descriptive Parameters                                            */
 /*===================================================================*/
 \\DATA,19;
 INC-ENGY-LAB=1.5GEV;
 EMT=N;
 THTL=120DEG;
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 /* Data Table                                                        */
 /*===================================================================*/
 \DATA;
 ENGY-EMT-LAB DSIGMA/DOMEGA/DE DELTA-DSIGMA/DOMEGA/DE
 (MEV) (B/SR/MEV) (B/SR/MEV)
 1.2500 0.27319    +-0.058527
 1.7500 0.26894    +-0.051061
 2.5000 0.22137    +-0.037440
 3.5000 0.15870    +-0.024975
 4.5000 0.12324    +-0.018249
 5.5000 0.075685   +-0.010924
 7.0000 0.044725   +-0.0061980
 9.0000 0.042597   +-0.0055345
 12.500 0.022849   +-0.0028451
 17.500 0.011471   +-0.0015227
 25.000 0.0081340  +-0.0010405
 35.000 0.0059030  +-0.00082909
 45.000 0.0031212  +-0.00056754
 55.000 0.0031342  +-0.00060430
 70.000 0.0021823  +-0.00038503
 90.000 0.0011749  +-0.00029182
 125.00 0.00046039 +-0.00014649
 175.00 0.00031342 +-0.00012511
 \END;
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