/*===================================================================*/ /* NRDF D0219 Data No.20 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,20; D#=D219; TITLE=/ENERGY DEPENDENCE OF PION PRODUCTION BY PROTONS ON NUCLEI/; PURPOSE=/IF THE PROTON INDUCED POIN PRODUCTION PROCESS CAN BE SUFFICIENTLY WELL UNDERSTOOD, THE REACTION MIGHT CONSTITUTE A USEFUL SPECTROSCOPIC TOOL FOR INVESTIGATION OF THE HIGH-MOMENTUM COMPONENTS OF NUCLEAR WAVE FUNCTIONS. THE PRESENT WORK WAS MOTIVATED BY THE EXPECTATION THAT A THROUGH INVESTIGATION OF THE ENERGY DEPENDENCE OF THE CROSS SECTIONS FOR A FEW FINAL STATES AS THE THRESHOLD ENERGY IS APPROACHED WOULD BE OF SUBSTANTIAL BENEFIT IN DETERMINING A PROPER DESCRIPTION FOR THE PRODUCTION PROCESS./; ATH=(P.H.PILE'1',R.D.BENT'1',R.E.POLLOCK'1',P.T.DEBEVEC'1', R.E.MARRS'1',M.C.GREEN'1',T.P.SJOREEN'1',F.SOGA'1'); INST-ATH=(1USAINU'1'); REF=PRL; VLP=42(1979)1461; RCTS=(10B(P,PIP)11B,40CA(P,PIP)41CA); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,20; RCT=40CA(P,PIP)41CA; ENR=X%; CHM=X; THK-TGT=XMG/CM**2; BAC=X; THK-BAC=XMG/CM**2; POL-TGT=NO; ALGN-TGT=NO; ACC=(CYC); INST-ACC=1USAINU; INC-ENGY-RANGE=(140[200MEV); DELTA-INC-ENGY=XKEV; ERS-PRJ=XKEV; BEAM-INTNSTY=XUA; POL-PRJ=NO; DET-PARTCL=(PIP); DET-SYS=(MAG+PS-SI+PLST-SCT); /*@3@*/ SOLID-ANGL=XMSR; ERS-DET=XKEV; PHQ=(XSECTN,EXC-FUNCT,ANGL-DSTRN,XSECTN-LEVEL,DSIGMA/DOMEGA); /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,20; INC-ENGY-LAB=159MEV; EXC-ENGY=0.0MEV; DELTA-EXC-ENGY=XMEV; /*FIG.3-(F)*/ /* D219 FIG 3-(F) */ /* SER#= 20 */ /* XSCALE=LINEAR YSCALE=LOG */ /* XMAX= 1.800E+02 YMAX= 1.000E+04 */ /* XMIN= 0.000E+00 YMIN= 1.000E-04 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA (DEG) (DATA1'1') (DATA1) 11.61 9.62E+01 1.28E+01 19.47 8.40E+01 7.31E+00 28.01 5.47E+01 6.02E+00 37.23 2.16E+01 3.40E+00 47.82 6.05E+00 1.17E+00 \END; /*===================================================================*/ |