/*===================================================================*/ /* NRDF D0990 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; D#=D990; TITLE=/MEASUREMENT OF THE P-P ELASTIC-SCATTERING SPIN PARAMETER CLL AT 11.75 GEV/C FOR THETA-C.M.=48-90 DEGREES/; PURPOSE=/TO DETERMINE IF CLL HAS THE RAPID ANGULAR DEPENDENCE THAT HAS BEEN OBSERVED FOR LARGE-ANGLE CNN AT 11.75GEV/C, AND TO TEST THE MODELS THAT HAVE BEEN PROPOSED DESCRIBING LARGE-ANGLE ELASTIC SCATTERING VIA THE HARD SCATTERING OF TWO QUARKS./; ATH=(I.P.AUER'1',E.COLTON'1',W.R.DITZLER'1',D.HILL'1',H.SPINKA'1', N.TAMURA'1',J.-J.TAVERNIER'1',G.THEODOSIOU'1',K.TOSHIOKA'1', D.UNDERWOOD'1',R.WAGNER'1',A.YOKOSAWA'1'); INST-ATH=(1USAANL'1'); REF=PRL; VLP=52(1984)808; RCTS=(P(P,P)P); PHQ=(ANGL-DSTRN,SPIN-CORRL-PARA); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,2; RCT=P(P,P)P; RTY=(ELA-SCATT); CHM=X'23'; /*@23@*/ PHYS-FORM=LIQD; POL-TGT=X%; ACC=(SYN); INST-ACC=1USAANL; INC-ENGY-LAB=(11.75GEV/C); BEAM-INTNSTY=1.5[2.0*10**7'22'; /*@22@*/ CHRG-INC-ION=1; POL-PRJ=61%; DET-PARTCL=(P); DET-SYS=(MAG+PS-PC'24'+PLST-SCT); /*@24@*/ ANL=(X'25'); /*@25@*/ PHQ=(ANGL-DSTRN,SPIN-CORRL-PARA); /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; INC-ENGY-LAB=11.75GEV/C'21'; EXC-ENGY=0MEV; /*FIG.2-(B)*/ /* D990 FIG.2-(B) */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC SPIN-CORRL-PARA'32' DELTA-SPIN-CORRL-PARA (DEG) (NODIM) (NODIM) 51.039 +2.597E+00-2.597E+00 -1.405E-01 +7.301E-02-7.633E-02 55.714 +1.818E+00-1.039E+00 -8.075E-02 +8.628E-02-8.628E-02 61.429 +4.156E+00-2.597E+00 -1.670E-01 +8.296E-02-8.960E-02 68.182 +2.857E+00-2.338E+00 -1.173E-01 +9.292E-02-8.296E-02 75.195 +3.117E+00-2.338E+00 -1.139E-01 +1.128E-01-1.029E-01 85.844 +3.377E+00-3.117E+00 -1.504E-01 +1.692E-01-1.692E-01 \END; /*===================================================================*/ |