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/* NRDF D1802 Data No.7 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,7;
D#=D1802;
TITLE=/ Determination of the subthreshold state contribution in
13C(alpha,n)16O, the main neutron-source reaction for the s
process /;
ATH=(S.KUBONO'1', K.ABE'2', S.KATO'2', T.TERANISHI'1', M.KUROKAWA'1',
X.LIU'1', N.IMAI'3', K.KUMAGAI'4', P.STRASSER'5', M.H.TANAKA'6',
Y.FUCHI'6', C.S.LEE'7', Y.K.KWON'7', L.LEE'7', J.H.HA'7',
Y.K.KIM'7');
INST-ATH=(2JPNTOK'1', 2JPNYMG'2', 2JPNTOK'3', 2JPNTOH'4', 2JPNIPC'5',
2JPNKEK'6', 3KORCHA'7');
/* '1' Center for Nuclear Study (CNS) */
/* '2' Department of Physics */
/* '3' Department of Physics */
/* '4' Department of Physics */
/* '6' The Institute of Particle and Nuclear Study */
/* '7' Department of Physics */
REF=(PRL'8');
VLP=(90(2003)062501'8');
/* Secondary reference
- NP/A, 718(2003)189 (S.Kato et al., Proc. of the 7th
International Symposium on Nuclei in the Cosmos (NIC7))
RCTS=(13C(6LI,D)17O, 13C(6LI,6LI)13C);
PHQS=(ANGL-DSTRN, OPT-POTL-PARA);
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,7;
/* 2004-08-06 : Compiled, St + Am */
/* 2006-10-04 : Altered, On. Reference (NIC7) added */
/* Additional results shown but not compiled
- Reaction rate (13C(alpha,n)16O reaction rate given for
T9=0.01-4.0)
ENR=[99.9%;
CHM=ELM;
PHYS-FORM=SLD;
THK-TGT=(0.140MG/CM**2,0.300MG/CM**2,0.520MG/CM**2)'9';
/* '9' Mylar foil of 3-micrometer also used */
BAC=SELF;
POL-TGT=0%;
ALGN-TGT=0%;
ACC=CYC'10';
/* '10' SF cyclotron */
INST-ACC=2JPNTOK'11';
/* '11' Center for Nuclear Study */
INC-ENGY-LAB=60MEV;
POL-PRJ=0%;
COINC=NO;
ANT-COINC=NO;
DET-SYS=(MAG'12',PROP-CNTR'13',SCT'14',EDE'15',TOF'16');
/* '12' To analyze momentum of reaction product [S. Kato et al.,
Nucl. Instrum. Methods Phys. Res. 154, 19 (1978)]. Solid angle
is 5 msr. */
/* '13' Position sensitive. To detect reaction product [M. H.
Tanaka et al., Nucl. Instrum. Methods Phys. Res. 195, 509
(1982)] */
/* '14' Plastic Scintillator. To detect reaction products, also
used for ToF signals. */
/* '15' Particle identification */
/* '16' Particle identification */
ERS-DET=[170KEV;
ANL=DWBA'17';
/* '17' carried out by a computer code, TWOFNR [M. Igarashi,
private communication]. */
/* Experimental Method:
- Particle identification by 'E/Delta E' measurement (Particle
identification)
- Time-of-flight (Particle identification)
RCT=13C(6LI,6LI)13C;
RTY=ELA-SCATT;
PHQ=OPT-POTL-PARA;
DET-PARTCL=6LI;
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,7;
INC-ENGY-LAB=60MEV;
POTL-FORM=/ Uc(X)
-V*f(X,Rr,Ar)
-i*W*f(X,Riv,Aiv)
: Uniform charge of radius Rc*A**(1/3)
: f(X,R,A)=1/(1+exp((X-R*A**(1/3))/A)
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
V RR AR WV RIV AIV RC
(MEV) (FM) (FM) (MEV) (FM) (FM) (FM)
135.1 1.428 0.750 11.0 2.161 0.680 1.3
\END;
/*===================================================================*/
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