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| /*===================================================================*/
/* NRDF D2000 Data No.24 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,24;
D#=D2000;
TITLE=/ Absorption and forward scattering of antiprotons by C, Al,
and Cu nuclei in the region 470-880 MeV/c /;
ATH=(K.NAKAMURA'1', J.CHIBA'1', T.FUJII'1', H.IWASAKI'1',
T.KAGEYAMA'1', S.KURIBAYASHI'1', T.SUMIYOSHI'1', T.TAKEDA'1',
H.IKEDA'2', Y.TAKADA'3');
INST-ATH=(2JPNTOK'1', 2JPNKEK'2', 2JPNTSU'3');
/* '1' Department of Physics */
/* '3' Institute of Applied Physics */
REF=PRL;
VLP=52(1984)731;
RCTS=(C(ANTIP,X)X, 27AL(ANTIP,X)X, CU(ANTIP,X)X, C(ANTIP,ANTIP)C,
27AL(ANTIP,ANTIP)27AL, CU(ANTIP,ANTIP)CU);
PHQS=(XSECTN, ANGL-DSTRN, OPT-POTL-PARA);
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,24;
/* 2006-11-08 : Recieved, On. Received from K.Nakamura */
/* 2006-11-23 : Compiled, On */
CHM=ELM;
PHYS-FORM=SLD;
POL-TGT=0%;
ALGN-TGT=0%;
ACC=SYN;
INST-ACC=2JPNKEK;
DELTA-INC-MOM-LAB=0.5%;
ERS-PRJ=2.5%;
POL-PRJ=0%;
DET-PARTCL=ANTIP;
COINC=NO;
ANT-COINC=NO;
DET-SYS=(MWPC'4',SCT'5');
/* '4' To measure trajectories of charged particles */
/* '5' To detect charged particles */
SOLID-ANGL=XMSR'6';
/* '6' Geometrical acceptance of detector system was 100% up to
theta=20 deg and decreased to about 90% at theta=25 deg. */
ANL=OPT-MODEL'7';
/* '7' Code ELAST2 */
RCT=CU(ANTIP,ANTIP)CU;
RTY=ELA-SCATT;
PHQ=OPT-POTL-PARA;
THK-TGT=2142+-6MG/CM**2;
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,24;
DELTA-INC-MOM-LAB=0.5%;
POTL-FORM=/ -V*f(X,Rr,Ar)
-i*W*f(X,Riv,Aiv)
: f(X,R,A)=1/(1+exp((X-R*A**(1/3))/A)
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
V RR AR WV RIV AIV
(MEV) (FM) (FM) (MEV) (FM) (FM)
40 1.3 0.52 140 1.1 0.52
\END;
/*===================================================================*/
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