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| /*===================================================================*/
/* NRDF D1522 Data No.4 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,4;
D#=D1522;
TITLE=/ Ground-state alpha-decay of N=128 isotones 216Ra, 217Ac and
218Th /;
PURPOSE=/ To measure the alpha-decay properties of N=128 isotones
having Z>=84 /;
ATH=(T.NOMURA'1', K.HIRUTA'1', T.INAMURA'1', M.ODERA'1');
INST-ATH=(2JPNIPC'1');
/* '1' Cyclotron Laboratory */
REF=NP/A;
VLP=217(1973)253;
RCTS=(208PB(12C,3*N)217RA, 208PB(12C,4*N)216RA, 208PB(12C,5*N)215RA,
209BI(14N,5*N)218TH, 208PB(14N,5*N)217AC, 207PB(14N,4*N)217AC,
207PB(14N,X)213FR);
PHQS=(EXC-FUNCT, ANGL-DSTRN);
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,4;
/* 2005-09-14 : Converted, Kc + Sr + On. Converted to EXFOR E1522
/* 2005-11-03 : Altered, Ot + Sr. Re-digitized */
/* 2016-03-23 : Altered, MA: Modified REACTION and DECAY-DATA in
007 */
ENR=>95%;
CHM=ELM;
PHYS-FORM=SLD;
THK-TGT=[1.0MG/CM**2'2';
/* '2' Thinner targets used when good energy resolution desired */
BAC=SELF;
POL-TGT=0%;
ALGN-TGT=0%;
ACC=CYC;
INST-ACC=2JPNIPC;
POL-PRJ=0%;
COINC=NO;
ANT-COINC=NO;
DET-SYS=SBD'3';
/* '3' To detect alpha particle */
RCT=209BI(14N,5*N)218TH;
PHQ=EXC-FUNCT;
DET-PARTCL=ALPHA'10';
/* '10' Alpha from 218Th. E(alpha)=9.665+-0.010 MeV, T(1/2)=96+-7
ns */
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,4;
ENGY-EMT-LAB=9.67MEV'11';
HALF-LIFE=96NSEC'11';
/* '11' Alpha from 218Th (E(alpha)=9.665+-0.010 MeV, T(1/2)=96+-7
ns) */
CMPD=223TH;
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
INC-ENGY-CM'12' EXC-ENGY'13' XSECTN DELTA-XSECTN
(MEV) (MEV) (MB) (MB)
7.779E+01 4.301E+01 1.205E+00 +2.376E-01-2.571E-01
8.068E+01 4.590E+01 5.174E+00 +7.479E-01-7.871E-01
8.349E+01 4.871E+01 1.438E+01 +1.121E+00-1.237E+00
8.477E+01 4.999E+01 1.972E+01 +1.536E+00-1.966E+00
8.677E+01 5.199E+01 2.129E+01 +3.077E+00-1.832E+00
8.951E+01 5.473E+01 1.864E+01 +2.376E+00-8.201E-01
\END;
/*===================================================================*/
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