/*===================================================================*/ /* NRDF D0215 Data No.4 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,4; D#=D215; TITLE=/POSITIVE PION PRODUCTION ON 90ZR AND 208PB BY 180 MEV PROTONS/; PURPOSE=/TO CLARIFY THE MECHANISM OF (P,PIP) REACTION, THE DIFFERENTIAL CROSS SECTIONS ARE MEASURED AND COMPARED WITH THE STRIPPING-LIKE ONE NUCLEON MODEL./; ATH=(B.HOISTAD'1',T.JOHANSSON'1',O.JONSSON'1'); INST-ATH=(2SWDSWD'1'); /* '1' THE GUSTAF WERNER INSTITUTE, S751 21 UPSALA, SWEDEN */ REF=PL/B; VLP=79(1978)385; RCTS=(90ZR(P,PIP)91ZR,208PB(P,PIP)209PB); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,4; INC-ENGY-RANGE=(180MEV); BEAM-INTNSTY=2*E-3UA; DET-PARTCL=(PIP); DET-SYS=(MAG+PLST-SCT); ERS-DET=600KEV; ANL=(PWIA,DWIA); PHQ=(ANGL-DSTRN,ENGY-SPEC,DSIGMA/DOMEGA,EXC-ENGY,SPIN,PTY, OPT-POTL-PARA); /*@5@*/ /*@6@*/ /*@7@*/ RCT=208PB(P,PIP)209PB; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,4; RSD=209PB; EXC-ENGY=0.78MEV; J-PI=11/2+; /*FIG.3-(1)*/ /* D215 FIG 3-(1) */ /* SER#= 3 */ /* XSCALE=LINEAR YSCALE=LOG */ /* XMAX= 1.000E+02 YMAX= 1.000E+02 */ /* XMIN= 0.000E+00 YMIN= 1.000E-02 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA (DEG) (NB/SR) (NB/SR) 35.20 1.56E+01 4.07E+00 39.80 1.91E+01 1.03E+01 49.01 1.16E+01 3.97E+00 60.20 1.40E+01 4.21E+00 69.74 9.22E+00 2.77E+00 79.93 1.01E+01 3.25E+00 89.47 8.67E+00 1.93E+00 100.00 1.16E+01 4.71E+00 109.87 6.16E+00 1.98E+00 \END; /*===================================================================*/ |