/*===================================================================*/ /* NRDF D0327 Data No.5 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,5; D#=D327; TITLE=/DIFFERENTIAL RANGES AND ANGULAR DISTRIBUTIONS OF BA FRAGMENTS FROM THE INTERACTION OF 238U WITH 11.5-GEV PROTONS/; PURPOSE=/AS SHOWN IN FIGURE OF Z-DEPENDENCE OF THE ISOBARIC THICK-TARGET RANGES AND CROSS SECTIONS OF A=131 NUCLIDES FROM THE INTERACTION OF 238U WITH 11.5-GEV PROTONS, THE RANGE OF 131BA LIES MIDWAY BETWEEN THE FISSION AND DEEP SPALLATION RANGES. THE MOST OBVIOUS EXPLANATION OF THIS FACT IS THAT AT A=131 THE TRANSITION BETWEEN THESE PROCESSES OCCURS BETWEEN Z=55 AND 57, WITH COMPARABLE CONTRIBUTIONS OCURRING AT Z=56. THIS EXPLABATUIB ASSUMES THAT ONLY TWO MECHANISMES ARE OPERATIVE AND THIS IS FAR FROM CERTAIN. THE RESULTS PRESENTED HERE PERMIT A DETERMINATION OF HOW THE ANGULAR DISTRIBUTION AND THE WIDTH OF THE SPECTRUM, QUANTITIES THAT CANNOT BE INFERRED FROM THICK-TARGET RECOIL STUDIES, CHANGE AS THE TRANSITION BETWEEN MECHANISMS IS ACCHIEVED./; ATH=(N.T.PORILE'1',S.PANDIAN'1',H.KLONK'1',C.R.RUDY'1',E.P.STEINBERG'2' INST-ATH=(1USAPUR'1',1USAANL'2'); REF=PR/C; VLP=19(1979)1832; RCTS=(238U(P,X)128BA,238U(P,X)131LA,238U(P,X)131BA,238U(P,X)135BA, 238U(P,X)140BA); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,5; RCT=(238U(P,X)128BA,238U(P,X)131LA,238U(P,X)131BA,238U(P,X)135BA, 238U(P,X)140BA); CHM=UF4; THK-TGT=100[300MU-M; BAC=AL; THK-BAC=20MU-M; ACC=(SYN); INST-ACC=1USAANL; INC-ENGY-RANGE=(11.5GEV'55'); /*@55@*/ DELTA-INC-ENGY=XKEV; ERS-PRJ=XKEV; BEAM-INTNSTY=XUA; POL-PRJ=NO; DET-PARTCL=(GAMMA); DET-SYS=(GE(LI)); /*@56@*/ /*@57@*/ BAC=X'54'; DET-PARTCL=(X); PHQ=(Z-DSTRN,X'60'); /*@60@*/ /*@61@*/ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,5; INC-ENGY-LAB=11.5GEV; RSD=131BA'5'; THTL=90DEG; /*@5@*/ /* D327 FIG.3-(E) */ /* SER#= 2 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.80000000E+02 YMAX= 1.59999967E-01 */ /* XMIN= 0.00000000E+00 YMIN= 0.00000000E+00 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; DATA'1' DATA-REL'3' DELTA-DATA-REL'3' (UNIT'2') (NODIM) (NODIM) 26.966 8.471E-02 1.478E-02 26.292 1.103E-01 1.210E-02 29.663 1.277E-01 1.210E-02 41.798 1.425E-01 9.411E-03 43.146 9.277E-02 1.344E-02 44.494 2.097E-01 1.613E-02 56.629 1.694E-01 1.075E-02 57.303 1.855E-01 2.151E-02 71.461 1.331E-01 1.344E-02 73.483 1.802E-01 2.151E-02 82.921 1.775E-01 1.210E-02 87.640 1.371E-01 1.344E-02 93.708 1.802E-01 9.411E-03 101.798 1.573E-01 1.613E-02 105.168 1.129E-01 1.210E-02 111.236 1.358E-01 1.613E-02 126.067 1.439E-01 1.344E-02 131.461 1.331E-01 1.210E-02 141.573 1.103E-01 1.344E-02 143.595 3.899E-02 XXXXXXXXX 148.989 3.496E-02 XXXXXXXXX 159.775 9.412E-03 XXXXXXXXX 162.472 5.378E-03 XXXXXXXXX \END; /*===================================================================*/ |