/*===================================================================*/ /* NRDF D0327 Data No.3 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,3; 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,3; 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,3; INC-ENGY-LAB=11.5GEV; RSD=128BA'4'; THTL=90DEG; /*@4@*/ /*FIG.3-(C)*/ /* D327 FIG.3-(C) */ /* SER#= 1 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.80000000E+02 YMAX= 2.39999950E-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) 25.932 1.274E-01 8.044E-03 28.220 1.502E-01 9.385E-03 31.271 1.488E-01 9.385E-03 31.271 1.823E-01 1.206E-02 46.525 1.676E-01 9.385E-03 46.525 1.904E-01 1.072E-02 48.051 2.105E-01 9.385E-03 52.627 1.971E-01 1.340E-02 64.068 2.025E-01 9.385E-03 65.593 2.172E-01 9.385E-03 71.695 2.051E-01 9.385E-03 81.610 1.649E-01 8.044E-03 84.661 1.904E-01 9.385E-03 84.661 1.810E-01 8.044E-03 93.051 1.689E-01 9.385E-03 100.678 1.448E-01 9.385E-03 104.491 1.327E-01 8.044E-03 106.780 1.381E-01 9.385E-03 114.407 1.274E-01 8.044E-03 121.271 8.983E-02 1.072E-02 125.847 9.251E-02 9.385E-03 128.898 7.374E-02 XXXXXXXXX 137.288 8.313E-02 XXXXXXXXX 145.678 5.631E-02 XXXXXXXXX 149.492 3.486E-02 XXXXXXXXX 154.830 3.486E-02 XXXXXXXXX 161.695 2.950E-02 XXXXXXXXX 165.508 1.341E-02 XXXXXXXXX 172.373 2.681E-03 XXXXXXXXX 184.576 2.681E-03 XXXXXXXXX 189.153 1.341E-03 XXXXXXXXX \END; /*===================================================================*/ |