/*===================================================================*/ /* NRDF D0390 Data No.32 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,32; 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,32; 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=24MG( ,ALPHA)20NE; /*@27@*/ 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); PHQ=(PART-WDTH,WDTH-RATIO); RCT=X'1'; /*@41@*/ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,32; EXC-ENGY=X MEV'1'; /*@43@*/ ISOSPIN-CMPD=2; /*FIG.22-(1)*/ /* D390 FIG.22-(1) */ /* SER#= 24 */ /* 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) 8.163 7.611E-06 +2.044E-06-1.938E-06 11.755 1.931E-04 +0.000E+00-ZZZZZZZZZ 16.000 1.351E-05 +9.487E-06-5.792E-06 23.837 2.609E-05 +1.198E-05-1.118E-05 27.592 1.490E-05 +0.000E+00-ZZZZZZZZZ \END; /*===================================================================*/ |