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| /*===================================================================*/
/* NRDF D1882 Data No.2 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,2;
D#=D1882;
TITLE=/ Spallation of niobium by 12 GeV protons /;
ATH=(T.TOMINAKA'1', S.BAN'1', H.IKEDA'1', K.KATOH'1', K.KONDO'1',
M.TAKASAKI'1', A.YAMAMOTO'1', H.HIRABAYASHI'1', Y.NARAHARA'2');
INST-ATH=(2JPNLEP'1', 2JPNTSU'2');
/* '2' Institute of Physics */
REF=NP/A;
VLP=414(1984)385;
RCTS=93NB(P,X)X;
PHQS=(XSECTN'3', XSECTN'4', XSECTN);
/* '3' Independent cross section */
/* '4' Cumulative cross section */
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,2;
/* 2004-02-28 : Compiled, Kc + On */
/* Related references
- C.M.Lederer et al., LEDERER-7, (1978).
Reference from which data were used (Decay data)
- J.B.Cumming et al., NIM, 180(1981)37.
CHM=ELM;
PHYS-FORM=SLD;
THK-TGT=XMG/CM**2'5';
/* '5' 50 micro-meter thick for each stack */
POL-TGT=0%;
ALGN-TGT=0%;
ACC=SYN;
INST-ACC=2JPNKEK;
INC-ENGY-LAB=12GEV;
BEAM-INTNSTY=XUA'6';
/* '6' about 1.2e11 protons/pulse */
POL-PRJ=0%;
COINC=NO;
ANT-COINC=NO;
DET-SYS=GE(LI)'7';
/* '7' Resolution is 2.0 keV at 1332 keV. Efficiency is 10 %
relative to 7.6 cm x 7.6 cm NaI. */
/* Experimental Method:
- Irradiation with external beam (Exposed for 3 min)
- Gamma ray spectrometry (Measured commencing at 75 min after the
irradiation and continuing intermittently for 200 days)
RCT=93NB(P,X)X;
PHQ=XSECTN'13';
/* '13' Cumulative cross section */
DET-PARTCL=GAMMA'14';
/* '14' . Gamma energies and half-lives are not given except the
half-life of 84Y (39 min). */
MONTR-RCT=/ 27AL(P,N,3*P)24NA /;
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,2;
INC-ENGY-LAB=12GEV;
SYS-ERR=[10%'15';
/* '15' Uncertainty due to the secondary emission chamber
calibration */
DATA1=28GEV'16';
/* '16' Incident energy for adopted monitor cross section which
is independent between 10 and 28 GeV [J.B. Cumming, Ann. Rev.
Nucl. Sci. 13(1963)261]. */
DATA2=7.92MB;
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
Z A ISOMER XSECTN DELTA-XSECTN'17' FLAG'18'
(NODIM) (NODIM) (NODIM) (MB) (MB) (NODIM)
11 24 X 3.64 +-0.23 X
20 47 X 1.02 +-0.12 X
25 56 X 1.18 +-0.27 X
30 65 X 8.08 +-0.89 X
31 67 X 8.40 +-0.53 X
32 69 X 8.57 +-0.74 X
33 71 X 6.81 +-1.94 X
34 73 X 4.82 +-0.43 1
35 75 X 4.64 +-0.60 X
36 76 X 1.55 +-0.62 X
36 77 X 2.24 +-0.17 X
36 79 X 11.9 +-0.91 X
37 81 X 16.4 +-2.5 1
38 82 X 6.63 +-0.88 X
38 83 X 11.8 +-1.3 X
39 84 1 2.23 +-0.29 1
39 87 1 22.8 +-4.0 X
40 86 X 3.56 +-0.24 X
40 88 X 13.6 +-3.8 X
40 89 X 31.8 +-2.3 X
\END;
/*===================================================================*/
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