|
| /*===================================================================*/
/* NRDF D1945 Data No.3 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,3;
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,3;
/* 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=29.6MEV;
/* Uncertainty at 121.5 deg is printed as +-8.36 mb/sr in INS-J
report. This is probably misprint. Compiler judged this should be
+-0.36 mb/sr. See also figure in main reference. */
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,3;
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=29.6MEV;
DELTA-THTL=0.2DEG;
QVL=0MEV;
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA'11'
(DEG) (MB/SR) (MB/SR)
27.9 257.0 +-2.88
31.1 258.0 +-2.89
34.3 173.0 +-2.40
38.9 77.1 +-1.56
40.8 48.5 +-0.88
42.7 34.46 +-0.74
43.4 27.60 +-0.87
44.7 28.10 +-0.89
46.0 37.94 +-0.78
47.2 41.95 +-1.19
49.2 48.25 +-0.85
52.4 46.22 +-0.87
55.5 33.62 +-0.72
58.6 22.86 +-0.60
61.6 15.32 +-0.51
64.8 12.85 +-0.47
67.8 10.87 +-0.44
70.8 10.88 +-0.45
73.8 12.42 +-0.48
76.8 17.10 +-0.57
79.7 24.09 +-0.69
82.6 24.83 +-0.71
85.2 22.32 +-0.68
88.2 15.58 +-0.57
90.9 10.81 +-0.48
93.8 8.87 +-0.45
96.5 13.81 +-0.56
99.2 19.27 +-0.68
101.8 25.69 +-0.80
104.4 28.20 +-0.85
107.0 25.93 +-0.82
109.5 18.36 +-0.42
112.1 11.29 +-0.31
114.4 6.98 +-0.25
116.5 5.94 +-0.23
119.2 8.05 +-0.25
121.5 10.33 +-0.36
123.8 14.67 +-0.37
126.9 14.59 +-0.39
128.2 14.34 +-0.37
130.5 11.91 +-0.35
132.6 9.08 +-0.29
134.7 5.91 +-0.27
136.8 3.89 +-0.25
138.8 3.06 +-0.32
140.8 4.22 +-0.30
141.6 5.21 +-0.35
144.8 7.24 +-0.37
146.8 8.45 +-0.42
148.6 7.65 +-0.42
150.6 7.09 +-0.41
152.4 4.73 +-0.45
154.2 3.67 +-0.40
156.0 1.73 +-0.26
157.9 1.58 +-0.28
159.0 1.74 +-0.27
\END;
/*===================================================================*/
|