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/* NRDF D1763 Data No.2 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,2;
D#=D1763;
TITLE=/Experimental neutron-production double-differential cross
section for the nuclear reaction by 1.5-GeV pi+ mesons incident
on iron/;
PURPOSE=/In this work, the neutron-production double-differential
cross sections were measured for irons by the use of 1.5-GeV
pi+ Mesons, and the applicability of the intranuclear
cascade-evaporation model to this reaction is studied./;
ATH=(T.NAKAMOTO'1', K.ISHIBASHI'1', N.MATSUFUJI'1', N.SHIGYO'1',
K.MAEHATA'1', H.ARIMA'1', S.MEIGO'2', H.TAKADA'2', S.CHIBA'2',
M.NUMAJIRI'3');
INST-ATH=(2JPNKYU'1', 2JPNJAE'2', 2JPNKEK'3');
/* '1' Department of Nuclear Engineering */
REF=NST;
VLP=34(1997)860;
RCTS=FE(PIP,N)X;
PHQS=ENGY-SPEC;
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,2;
/* 2004-10-13 : Converted, Converted from EXFOR J1763 */
/* 2002-10-06 : Compiled */
RTY=SPAL;
PHQ=ENGY-SPEC;
ENR=NAT;
CHM=ELM;
PHYS-FORM=SLD;
THK-TGT=XMG/CM**2'4';
/* '4' 4.9cm in diameter and 3.0cm thick */
BAC=X;
POL-TGT=0%;
ALGN-TGT=0%;
ACC=SYN'5';
/* '5' The pi-2 beam line of the 12GeV proton synchrotron */
INST-ACC=2JPNKEK;
INC-ENGY-LAB=1.5GEV;
POL-PRJ=0%;
ION-SOURCE=/ Incident pions were generated as secondary beam. The TOF
of incident particles was measured for separation of pi+
mesons from protons by the use of a pair of Pilot U
scintillators. /;
DET-PARTCL=N;
COINC=NO;
ANT-COINC=NO;
DET-SYS=(SCT'6',TOF);
/* '6' Two different sizes (12.7 cm in diameter and 12.7 cm thick,
5.08 cm in diameter and 5.08 cm thick) of NE213 neutron
detectors were placed in the directions of 30 degree, 90 degree
and 150 degree */
ERS-DET=XKEV'7';
/* '7' The typical energy resolution is 5.3% at the neutron energy
of 10 MeV and 15% at 300 MeV */
EFCN-DET=/ The neutron detection efficiencies were obtained from
calculation results of SCINFUL [J.K.Dickens, ORNL-6452
(1988)] and CECIL [R.A.Cecil et al., Nucl. Instrum.
Methods, 161 (1979) 439] codes. The uncertainty of the
neutron detection efficiencies were determined to be 10% in
the neutron energy region below 80 MeV, while there are set
at 15% above 80 MeV. /;
ANL=MONTE-MTHD'8';
/* '8' High Energy Transport Code (HETC) [K.C.Chandler,
T.W.Armstrong, CCC-178 (1977), W.A.Coleman, T.W.Armstrong,
ORNL-4606 (1970)] */
/* Experimental Method:
- Time-of-flight
RCT=FE(PIP,N)X;
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,2;
INC-ENGY-LAB=1.5GEV;
EMT=N;
THTL=90DEG;
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
ENGY-EMT-LAB DSIGMA/DOMEGA/DE DELTA-DSIGMA/DOMEGA/DE
(MEV) (MB/SR/MEV) (MB/SR/MEV)
+1.268E+00 +2.616E+01 +5.290E+00-8.061E+00
+1.809E+00 +2.594E+01 +8.256E+00-7.148E+00
+2.530E+00 +2.242E+01 +5.804E+00-5.412E+00
+3.537E+00 +1.340E+01 +2.711E+00-3.236E+00
+4.571E+00 +1.108E+01 +1.641E+00-3.054E+00
+5.566E+00 +8.764E+00 +1.298E+00-2.414E+00
+6.915E+00 +7.594E+00 +1.966E+00-1.833E+00
+9.113E+00 +5.724E+00 +8.479E-01-1.177E+00
+1.273E+01 +3.268E+00 +4.841E-01-9.006E-01
+1.745E+01 +1.702E+00 +4.408E-01-4.110E-01
+2.538E+01 +1.404E+00 +4.468E-01-3.868E-01
+3.621E+01 +1.158E+00 +2.998E-01-2.795E-01
+4.587E+01 +8.737E-01 +2.262E-01-2.109E-01
+5.698E+01 +7.231E-01 +1.872E-01-1.745E-01
+6.938E+01 +4.980E-01 +1.007E-01-1.372E-01
+9.143E+01 +3.930E-01 +1.017E-01-8.083E-02
+1.252E+02 +2.047E-01 +5.301E-02-6.309E-02
+1.751E+02 +1.224E-01 +3.896E-02-4.153E-02
+2.495E+02 +4.210E-02 +1.601E-02-1.553E-02
\END;
/*===================================================================*/
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