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| /*===================================================================*/
/* NRDF D1885 Data No.4 */
/*===================================================================*/
/* Bibliography */
/*===================================================================*/
\\BIB,4;
D#=D1885;
TITLE=/ Half-life of 228Pu and alpha decay of 228Np /;
PURPOSE=/ To determine evaporation residue cross sections for 228Pu,
228Np, and 225U /;
ATH=(K.NISHIO'1', H.IKEZOE'1', S.MITSUOKA'1', K.SATOU'1', C.J.LIN'1,
2');
INST-ATH=(2JPNJAE'1', 3CPRAEP'2');
/* '1' Advanced Science Research Center */
REF=PR/C;
VLP=68(2003)064305;
RCTS=(198PT(34S,4*N)228PU, 198PT(34S,3*N,P)228NP,
198PT(34S,3*N,ALPHA)225U);
PHQS=(XSECTN, HALF-LIFE);
/*===================================================================*/
/* Experimental Conditions */
/*===================================================================*/
\\EXP,4;
/* 2004-04-13 : Compiled, Kc + On */
ENR=98%;
CHM=ELM;
PHYS-FORM=SLD;
THK-TGT=0.39MG/CM**2;
BAC=AL;
THK-BAC=XMG/CM**2'3';
/* '3' 1.2 micro-meter thick foil */
POL-TGT=0%;
ALGN-TGT=0%;
ACC=VDGT;
INST-ACC=2JPNJAE;
INC-ENGY-CM=141[143MEV'4';
/* '4' Energy at the half depth of the target layer determined
by calculating the energy loss of beam in the Al foil and target
BEAM-INTNSTY=40[50PNA;
POL-PRJ=0%;
COINC=NO;
ANT-COINC=NO;
DET-SYS=(MAG'5',SI'6');
/* '5' JAERI Recoil Mass Separator used to separate evaporation
residue from the primary beams and other reaction products. */
/* '6' Double-sided position-sensitive silicon detector (73x55
mm**2) to construct alpha-decay chain. Typical energy
resolution of PSD for alpha particle from an 241Am source. */
RCT=(198PT(34S,4*N)228PU, 198PT(34S,3*N,P)228NP,
198PT(34S,3*N,ALPHA)225U);
PHQ=HALF-LIFE;
DET-PARTCL=ALPHA;
/*===================================================================*/
/* Descriptive Parameters */
/*===================================================================*/
\\DATA,4;
RSD=(228PU,225U,228NP);
/*===================================================================*/
/* Data Table */
/*===================================================================*/
\DATA;
NUCL HALF-LIFE DELTA-HALF-LIFE
(NODIM) (SEC) (SEC)
225U 0.135 +0.093-0.039
228PU 1.1 +2.0-0.5
228NP 56 +45-17
\END;
/*===================================================================*/
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