/*===================================================================*/ /* NRDF D0350 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; D#=D350; TITLE=/ELASTIC AND INELASTIC SCATTERING OF 185 MEV PROTONS FROM 12C/; PURPOSE=/THE MAIN MOTIVATION FOR THE WISH TO OBTAIN A MORE RELIABLE OPTICAL POTENTIAL WAS THE FACT THAT DISTORTION EFFECTS IN CALCULATIONS ON INELASTIC SCATTERING OF MEDIUM ENERGY PROTONS IN THE DISTORTED-WAVE IMPULSE APPROXIMATION HAVE BEEN FOUND TO BE VERY LARGE. THIS MEANS THAT IT IS VERY DIFFICULT TO EXTRACT INFORMATION ON NUCLEAR STRUCTURE AND THE MODE OF EXCITATION UNLESS THE DISTORTING POTENTIAL IS RATHER WELL KNOWN./; ATH=(A.INGEMARSSON'1',O.JONSSON'1',A.HALLGREN'1'); INST-ATH=(2SWDUPP'1'); REF=NP/A; VLP=319(1979)377; RCTS=(12C(P,P)12C); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,2; ENR=X%; CHM=ELM; THK-TGT=(0.16G/CM**2,0.48G/CM**2); BAC=SELF; POL-TGT=NO; ALGN-TGT=NO; ACC=(SYNCYC); INST-ACC=2SWDUPP; INC-ENGY-LAB-RANGE=(185MEV); DELTA-INC-ENGY-LAB=XKEV; ERS-PRJ=XKEV; BEAM-INTNSTY=XUA; POL-PRJ=NO; DET-PARTCL=(P); DET-SYS=(MAG); SOLID-ANGL=XMSR; ERS-DET=(400KEV,550KEV); ANL=(OPT-MODEL,DWIA,DWBA); PHQ=(XSECTN,ANGL-DSTRN,DSIGMA/DOMEGA,POL,OPT-POTL-PARA); /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; PRJ=P; TGT=12C; INC-ENGY=185MEV; POTL-FORM=/-(V*F(XR)+I*(WV*F(XIV)-4*WS*DIF(1!XIS)F(XIS)+WG*G(XIG)))+ (HBAR/(MPI*C))**2*1/R*(VSO*DIF(1!R)F(XRSO)+I*WSO*DIF(1!R) F(XISO))*SIGMA*L+UC(R): F(XI)=1/(1+EXP(XI)): G(XG)=EXP(-XG**2): XI=(R-RI*A**(1/3))/AI: UNIFORM CHARGE OF RAIDUS RC*A**(1/3):/; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB V RR AR WV RIV AIV VSO RRSO ARSO WSO RISO AISO DATA1'1' (MEV) (MEV) (FM) (FM) (MEV) (FM) (FM) (MEV) (FM) (FM) (MEV) (FM) (FM) (NODIM) 185 15.79 1.213 0.633 9.00 1.221 0.695 2.31 0.903 0.480 -3.41 0.903 0.480 2.98 185 10.37 1.353 0.614 18.61 1.041 0.627 3.63 0.870 0.463 -3.09 0.870 0.463 3.82 185 15.25 1.218 0.635 12.61 1.038 0.745 2.14 0.890 0.481 -3.76 0.890 0.481 3.72 185 7.78 1.452 0.448 25.74 0.878 0.723 4.04 0.866 0.489 -3.06 0.866 0.489 3.52 \END; /*===================================================================*/ |