DARPE: Search Results
 /*===================================================================*/
 /* NRDF D1759 Data No.13                                             */
 /*===================================================================*/
 /* Bibliography                                                      */
 /*===================================================================*/
 \\BIB,13;
 D#=D1759;
 TITLE=/ Measurements of secondary neutrons produced from thick
         targets bombarded by high energy neon ions /;
 PURPOSE=/ To perform a systematic study to measure the angular and
           energy distributions of neutrons produced from thick C, Al,
           Cu, and Pb targets bombarded by 100, 180 and 400 MeV/nucleon
           Ne ions. /;
 ATH=(T.KUROSAWA'1', N.NAKAO'2', T.NAKAMURA'1', Y.UWAMINO'3',
      T.SHIBATA'2', A.FUKUMURA'4', K.MURAKAMI'4');
 INST-ATH=(2JPNTOH'1', 2JPNKEK'2', 2JPNIPC'3', 2JPNIRS'4');
      /* '1' Cyclotron and Radioisotope Center */
 REF=NST;
 VLP=36(1999)41;
 RCTS=(C(20NE,N)X, 27AL(20NE,N)X, CU(20NE,N)X, PB(20NE,N)X);
 PHQS=(ENGY-SPEC, N-MLT'5');
 /* '5' Thick target differential multiplicity of neutron with
    respect to angle integrated over partial angular range */
 /*===================================================================*/
 /* Experimental Conditions                                           */
 /*===================================================================*/
 \\EXP,13;
 /* 2002-02-24 : Compiled+Checked, R.Suzuki + sK */
 /* 2004-04-23 : Altered, N.Otuka. MLT in SF6 replaced by PY */
 /* 2008-01-30 : Altered, N.Otuka. EDE added under METHOD */
 /* 2009-08-23 : Altered, Nf. 014-017 corrected */
 RTY=HEAVY-ION-RCT;
 ENR=NAT'6';
 /* '6' The enrichments of targets are not given in the reference.
        But compiler asked T.Kurosawa. */
 CHM=ELM;
 PHYS-FORM=SLD;
 BAC=X;
 POL-TGT=0%;
 ALGN-TGT=0%;
 ACC=SYN'7';
 /* '7' Heavy Ion Medical Accelerator in Chiba (HIMAC) */
 INST-ACC=2JPNIRS'8';
 /* '8' The mass numbers of projectiles are not given in the
        reference. But compiler asked NIRS staff. */
 BEAM-INTNSTY=XMA'9';
 /* '9' The beam intensities were kept to be 100,000-1,000,000
        particles per pulse. */
 POL-PRJ=0%;
 DET-PARTCL=N;
 COINC=NO;
 ANT-COINC=NO;
 DET-SYS=(SCT'10',SCT'11',TOF'12',EDE'13');
 /* '10' Plastic scintillator (NE102A) was used as the delta-E
         counter and the beam pick-up counter. Liquid scintillator
         (NE213) was used as the E counter. */
 /* '11' Liquid scintillator */
 /* '12' To measure the energy of neutron */
 /* '13' To eliminate charged particles */
 ERS-DET=XKEV'14';
 /* '14' The neutron energy resolutions is represented as a
         function of neutron energy at Fig. 2 in reference. */
 CALB-DET=/ Each E counter was calibrated with a 60Co Gamma-ray source.
 EFCN-DET=/ The neutron detection efficiencies were calculated with the
            Monte Carlo code of Cecil et al. for all energy ranges.
            Reference: R. A. Cecil, B. D. Anderson, and R. Madey, Nucl.
            Instrum. Methods 161, 439 (1979). /;
 /* 2006-10-13 : Altered, Mh + N.Otuka. Re-digitized, and SF6 and 8
    corrected */
 /* 2009-08-23 : Altered, Nf. SF5=PAR and E-MIN=5 MeV added */
 RCT=C(20NE,N)X;
 PHQ=N-MLT'44';
 /* '44' Thick target differential multiplicity of neutron with
         respect to angle integrated over partial angular range */
 THK-TGT=XMG/CM**2'45';
 /* '45' 1770 mg/cm**2 for 100MeV/nucleon Ne ions, 7080 mg/cm**2
         for 180MeV/nucleon Ne ions, and 19470 mg/cm**2 for
         400MeV/nucleon Ne ions. */
 INC-ENGY-LAB-RANGE=(100MEV/A, 180MEV/A, 400MEV/A);
 /* Analysis:
    - Integration of energy distribution
    - Integration of angular distribution
 /*===================================================================*/
 /* Descriptive Parameters                                            */
 /*===================================================================*/
 \\DATA,13;
 SYS-ERR=(3%'15',10%'16',8%'17',14%'18');
 /* '15' Notmalization uncertainty due to number of accepted beam
         particles incident on target */
 /* '16' Normalization uncertainty due to solid angle uncertainty
 /* '17' Normalization uncertainty due to additional uncertainty
         in the efficiencies at neutron energies near threshold (8% in
         Table 2, but 7% in text) */
 /* '18' Total normalization uncertainty */
 STATIST-ERR=X%'19';
 /* '19' The statistical uncertainties vary in a range of 2 to 5 %
         for the low- to medium-energy (5-50 MeV) region of the spectra
         and increase to about 30% at the highest energies. */
 ENGY-EMT-LAB=>5MEV;
 THTL-MIN=0DEG;
 THTL-MAX=90DEG;
 /*===================================================================*/
 /* Data Table                                                        */
 /*===================================================================*/
 \DATA;
 INC-ENGY-LAB YLD
 (MEV/A) (UNIT)
 100 2.550E-01
 180 9.525E-01
 400 4.388E+00
 \END;
 /*===================================================================*/