|
| /*===================================================================*/
/* NRDF D0390 Data No.31 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,31;
D#=D390;
TITLE=/DECAYS OF THE LOWEST T=2 STATES IN A=4N NUCLEI FROM 8BE TO
44TI/;
PURPOSE=/TO REPORT ON ONE PHASE OF A PROGRAM TO DETERMINE THE
SYSTEMATICS OF THE DECAYS OF THE LOWEST T=2 STATES IN A=4N
NUCLEI,NUMELY,MEASUREMENTS OF THE BRANCHING RATIOS FOR CHARGED
PARTICLE DECAYS IN 8BE,12C,16O,24MG,28SI,32S,36AR,40CA AND
44TI,NEUTRON DECAYS IN 8BE AND 16O AND GAMMA DECAYS IN 44TI./;
ATH=(S.J.FREEDMAN'1',C.A.GAGLIARDI'1',M.A.OOTHOUDT'1',A.V.NERO'1',
R.G.H.ROBERTSON'1',F.J.ZUTAVERN'1',E.G.ADELBERGER'2',
A.B.MCDONALD'3');
INST-ATH=(1USAPTN'1',1USAWAU'2',1CANCRC'3');
REF=PR/C;
VLP=19(1979)1907;
RCTS=(10BE(P,T)8BE'1,2,3,4,5,6,26',14C(P,T)12C'7,25,24',
18O(P,T)16O'8,9,10', 26MG(P,T)24MG'11,12',
30SI(P,T)28SI'13,14', 34S(P,T)32S'15,16',
38AR(P,T)36AR'17,18', 42CA(P,T)40CA'19,20',
46TI(P,T)44TI'21,22,23', 8BE( ,P)7LI'2',8BE( ,ALPHA)ALPHA'3',
8BE( ,3HE)5HE'4', 8BE( ,T)5LI'5',8BE( ,N)7BE'6',
12C( ,ALPHA)8BE'7', 16O( ,ALPHA)12C'8',
16O( ,P)15N'9', 16O( ,N)15O'10',
24MG( ,P)23NA'11', 24MG( ,ALPHA)20NE'12',
28SI( ,P)27AL'13', 28SI( ,ALPHA)24MG'14',
32S( ,P)31P'15', 32S( ,ALPHA)28SI'16',
36AR( ,P)35CL'17', 36AR( ,ALPHA)32S'18',
40CA( ,P)39K'19', 40CA( ,ALPHA)36AR'20',
44TI( ,ALPHA)40CA'21', 44TI( ,P)43SC'22',
44TI( ,GAMMA)44TI'23', 12C( ,P)11B'25',
12C( ,D)10B'24', 8BE( ,D)6LI'1',
8BE( ,GAMMA)8BE'26');
/*@58@*/
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,31;
ACC=(CYC);
INST-ACC=1USAPTN;
INC-ENGY-LAB=42[46MEV;
POL-PRJ=NO;
DET-PARTCL=(GAMMA,N,P,D,T,HE3,ALPHA);
DET-SYS=(MAG'1'+PS-SI+PLST-SCT+TOF+CNTR-TLSCP,NAI);
/*@3@*/
SOLID-ANGL=[14MSR;
ERS-DET=<25KEV'2';
/*@4@*/
ANL=(X);
RCT=10BE(P,T)8BE;
ENR=>94%;
CHM=BE.O;
THK-TGT=200UG/CM**2;
BAC=PT;
THK-BAC=1MG/CM**2;
POL-TGT=NO;
PHQ=(ENGY-SPEC,DSIGMA/DOMEGA/DE);
RCT=8BE( ,P)7LI;
/*@6@*/
PHQ=(ENGY-SPEC'2',DSIGMA/DOMEGA/DE,EXC-ENGY,SPIN,PTY,ISOSPIN);
/*@7@*/
RCT=12C( ,ALPHA)8BE;
/*@19@*/
ENR=[94%;
CHM=14C;
THK-TGT=300UG/CM**2;
BAC=AU;
THK-BAC=1MG/CM**2;
POL-TGT=NO;
PHQ=(ENGY-SPEC'2',PTY,ISOSPIN,DSIGMA/DOMEGA/DE,EXC-ENGY,SPIN);
/*@7@*/
RCT=18O(P,T)16O;
ENR=>90%;
CHM=WO3;
THK-TGT=0.2MG/CM**2;
BAC=C;
THK-BAC=0.01MG/CM**2;
POL-TGT=NO;
PHQ=(ENGY-SPEC,DSIGMA/DOMEGA/DE);
RCT=16O( ,P)15N;
/*@21@*/
PHQ=(ENGY-SPEC'2',PTY,ISOSPIN,DSIGMA/DOMEGA/DE,EXC-ENGY,SPIN);
/*@7@*/
RCT=26MG(P,T)24MG;
ENR=>95%;
CHM=ELM;
THK-TGT=0.2MG/CM**2;
BAC=C;
THK-BAC=0.01MG/CM**2;
POL-TGT=NO;
RCT=24MG( ,P)23NA;
/*@26@*/
PHQ=(EXC-FUNCT,DSIGMA/DOMEGA/DE,EXC-ENGY,SPIN,PTY,ISOSPIN);
RCT=30SI(P,T)28SI;
ENR=>90%;
CHM=SIO2;
THK-TGT=0.2MG/CM**2;
POL-TGT=NO;
RCT=28SI( ,P)27AL;
/*@28@*/
PHQ=(EXC-FUNCT,DSIGMA/DOMEGA/DE,EXC-ENGY,SPIN,PTY,ISOSPIN);
RCT=34S(P,T)32S;
ENR=>95%;
/*@30@*/
THK-TGT=0.2MG/CM**2;
BAC=C;
THK-BAC=0.02MG/CM**2;
POL-TGT=NO;
RCT=32S( ,P)31P;
/*@31@*/
PHQ=(ENGY-SPEC,PTY,ISOSPIN,DSIGMA/DOMEGA/DE,SPIN,EXC-ENGY);
PHQ=(PART-WDTH,WDTH-RATIO);
RCT=X'1';
/*@41@*/
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,31;
EXC-ENGY=0MEV;
ISOSPIN-CMPD=2;
/*FIG.21-(1)*/
/* D390 FIG.21-(1) */
/* SER#= 21 */
/* XSCALE=LINEAR YSCALE=LOG */
/* XMAX= 4.00000000E+01 YMAX= 9.99999902E-05 */
/* XMIN= 8.00000000E+00 YMIN= 9.99999429E-07 */
/* FOLLOWING DATA ARE TAKEN FROM GRAPH */
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
MASS REDUCED-WDTH DELTA-REDUCED-WDTH
(NODIM) (NODIM) (NODIM)
7.840 1.745E-06 +1.840E-06-7.316E-07
11.680 8.970E-05 +0.000E+00-ZZZZZZZZZ
16.000 5.576E-05 +2.149E-05-2.293E-05
20.000 1.687E-05 +4.673E-06-2.731E-06
23.680 1.330E-04 +5.893E-05-5.144E-05
27.840 7.884E-06 +4.128E-06-4.346E-06
31.680 6.132E-05 +0.000E+00-ZZZZZZZZZ
\END;
/*===================================================================*/
|