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| /*===================================================================*/
/* NRDF D1945 Data No.1 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,1;
D#=D1945;
TITLE=/ Anomalies in the scattering of alpha particles by carbon /;
ATH=(T.MIKUMO'1');
INST-ATH=(2JPNINS'1');
REF=JPJ;
VLP=16(1961)1066;
/* Secondary reference
- INS-J, 61(1963) (I.Nonaka et al., Numerical data)
RCTS=12C(ALPHA,ALPHA)12C;
PHQS=ANGL-DSTRN;
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,1;
/* 2005-07-22 : Compiled, C.Kurokawa + N.Otuka */
PHQ=ANGL-DSTRN;
CHM=ELM;
PHYS-FORM=SLD;
THK-TGT=1.37MG/CM**2;
BAC=SELF;
POL-TGT=0%;
ALGN-TGT=0%;
ACC=CYC;
INST-ACC=2JPNINS;
DELTA-INC-ENGY-LAB=1.0MEV'2';
/* '2' Absolute error in beam energy */
ERS-PRJ=0.5MEV'3';
/* '3' Relative error in beam energy */
POL-PRJ=0%;
DET-PARTCL=ALPHA;
COINC=NO;
ANT-COINC=NO;
DET-SYS=(PROP-CNTR'4',CSI'4');
/* '4' To detect alpha particle */
SOLID-ANGL=XMSR'5';
/* '5' Angular resolutions for three detectors were about 0.5 deg,
0.8 deg and 1.7 deg for extreme-forward (20 to 35 deg), forward
(30 to 100 deg) and backward (85 to 150 deg) detectors,
respectively. */
RCT=12C(ALPHA,ALPHA)12C;
RTY=ELA-SCATT;
INC-ENGY-LAB=27.0MEV;
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,1;
DELTA-INC-ENGY-LAB=1.0MEV'6';
/* '6' Absolute error in beam energy */
SYS-ERR=<10%'7';
/* '7' Maximum uncertainty in target thickness */
STATIST-ERR=<20%'8';
/* '8' Ranged from less than 1% to about 20% depending on the
angular position */
INC-ENGY-LAB=27.0MEV;
DELTA-THTL=0.2DEG;
QVL=0MEV;
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA'9'
(DEG) (MB/SR) (MB/SR)
26.5 101.9 +-1.31
29.8 193.6 +-0.18
33.1 198.4 +-0.18
36.3 146.0 +-1.66
39.6 78.44 +-1.16
40.8 63.60 +-0.71
42.7 37.70 +-0.55
46.0 23.18 +-0.44
47.2 21.22 +-0.43
49.2 24.30 +-0.45
52.4 30.45 +-0.54
55.5 28.80 +-0.53
58.6 24.54 +-0.47
61.6 17.95 +-0.40
64.8 10.68 +-0.31
67.8 4.69 +-0.21
70.8 1.19 +-0.11
73.8 0.30 +-0.06
76.8 1.13 +-0.12
79.7 2.82 +-0.17
82.6 3.63 +-0.19
85.2 3.41 +-0.20
88.2 2.45 +-0.16
90.9 1.20 +-0.14
93.8 0.84 +-0.12
96.5 1.44 +-0.14
99.2 2.82 +-0.20
101.2 4.12 +-0.24
104.4 5.67 +-0.28
107.0 6.40 +-0.25
109.5 6.74 +-0.29
112.1 6.96 +-0.18
114.4 6.69 +-0.17
116.5 6.84 +-0.18
119.2 6.23 +-0.17
121.5 5.77 +-0.16
123.8 4.48 +-0.16
126.9 3.30 +-0.13
128.2 2.26 +-0.12
130.5 1.79 +-0.09
132.6 1.28 +-0.08
134.7 1.33 +-0.11
136.8 2.58 +-0.13
138.8 4.00 +-0.15
140.8 4.89 +-0.18
142.8 5.72 +-0.20
144.8 6.76 +-0.20
146.8 6.65 +-0.22
148.6 5.80 +-0.22
150.6 4.36 +-0.22
152.4 2.59 +-0.18
154.2 1.15 +-0.15
\END;
/*===================================================================*/
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