/* 2002-03-18 N.OTUKA: 10 POINTS CHECK */ /* 2004-07-26 N.OTUKA: Extra '\END' in DATA,2 is deleted. */ /* 2006-02-26 N.OTUKA: EXC-ENFY -> EXC-ENGY in DATA,3 */ \\BIB,1[6; D#=D640; TITLE=/FIRST MEASUREMENT OF THE SPIN ROTATION PARAMETER Q FOR P-40CA ELASTIC SCATTERING AT 500 MEV/; ATH=(A.RAHBAR'1',B.AAS'1',E.BLESZYNSKI'1',M.BLESZYNSKI'1', M.HAJI-SAEID'1',G.J.IGO'1',F.IROM'1',G.PAULETTA'1',A.T.M.WANG'1', J.B.MCCLELLAND'2',J.F.AMANN'2',T.A.CAREY'2',W.D.CORNELIUS'2', M.BARLETT'3',G.W.HOFFMANN'3',C.GLASHAUSSER'4',S.NANDA'4', M.M.GAZZALY'5'); INST-ATH=(1USACLA'1',1USALAS'2',1USATEX'3',1USARUT'4',1USAMIN'5'); REF=PRL; VLP=47(1981)1811; RCTS=40CA(P,P)40CA; PHQS=(POL,X'8'); /*@8@*/ \\EXP,1[6; RCT=40CA(P,P)40CA; RTY=(ELA-SCATT); CHM=ELM; PHYS-FORM=SLD; THK-TGT=0.5MG/CM**2; BAC=SELF; POL-TGT=NO; ALGN-TGT=NO; ACC=(LINAC); INST-ACC=1USALAS; INC-ENGY-LAB=497MEV; DET-PARTCL=(P); DET-SYS=(MAG); /*@4@*/ SOLID-ANGL=XMSR; ERS-DET=XKEV; PHQ=(POL,X'8'); /*@2@*/ \\DATA,1; INC-ENGY-LAB=497MEV; RSD=40CA; EXC-ENGY=0.0MEV; J-PI=0+; /*FIG.1-(1)*/ /* D640 FIG.1-(1) */ /* SER#= 1 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.39999986E-01 YMAX= 1.00000000E+00 */ /* XMIN= 0.00000000E+00 YMIN= 0.00000000E+00 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; ABST DATA'9' DELTA-DATA'9' ((GEV/C)**2) (NODIM) (NODIM) 0.010 1.894E-01 3.083E-02 0.012 1.101E-01 2.202E-02 0.015 9.692E-02 2.643E-02 0.018 1.586E-01 3.083E-02 0.020 2.379E-01 2.643E-02 0.023 2.687E-01 3.524E-02 0.026 2.247E-01 3.964E-02 0.032 4.361E-01 3.083E-02 0.035 6.123E-01 5.726E-02 0.039 5.815E-01 1.057E-01 0.043 4.846E-02 6.167E-02 0.047 9.692E-02 4.845E-02 0.051 1.806E-01 3.524E-02 0.055 2.159E-01 3.964E-02 0.060 2.863E-01 3.964E-02 0.065 2.599E-01 5.286E-02 0.079 4.758E-01 2.643E-02 0.091 5.154E-01 5.286E-02 0.108 6.784E-01 5.286E-02 0.115 8.326E-01 5.726E-02 0.121 6.740E-01 8.370E-02 0.128 4.317E-01 9.691E-02 0.127 3.656E-01 4.405E-02 0.134 1.542E-01 2.246E-01 0.141 2.247E-01 5.726E-02 0.149 3.084E-01 5.726E-02 \END; /*@3@*/ \\DATA,2; INC-ENGY-LAB=497MEV; RSD=40CA; EXC-ENGY=0.0MEV; J-PI=0+; /*FIG.1-(2)*/ /* D640 FIG.1-(2) */ /* SER#= 2 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.39999986E-01 YMAX= 1.00000000E+00 */ /* XMIN= 0.00000000E+00 YMIN= 0.00000000E+00 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; ABST DATA'10' DELTA-DATA'10' ((GEV/C)**2) (NODIM) (NODIM) 0.010 7.522E-02 3.539E-02 0.012 1.549E-01 4.424E-02 0.015 1.681E-01 4.867E-02 0.018 6.637E-02 4.867E-02 0.020 1.681E-01 3.982E-02 0.023 1.814E-01 3.539E-02 0.026 1.416E-01 4.424E-02 0.028 3.584E-01 7.079E-02 0.032 3.584E-01 3.539E-02 0.035 7.080E-01 7.964E-02 0.040 5.575E-01 1.106E-01 0.042 1.549E-01 1.061E-01 0.046 1.770E-01 8.407E-02 0.051 1.283E-01 9.292E-02 0.051 7.965E-02 6.637E-02 0.055 2.920E-01 5.309E-02 0.055 1.372E-01 4.867E-02 0.060 2.389E-01 8.849E-02 0.065 2.965E-01 5.752E-02 0.074 4.071E-01 6.194E-02 0.079 3.805E-01 4.867E-02 0.085 5.088E-01 8.407E-02 0.091 5.442E-01 8.407E-02 0.108 6.283E-01 1.017E-01 0.114 6.372E-01 8.407E-02 0.121 7.478E-01 1.238E-01 0.127 5.310E-01 1.371E-01 0.127 2.434E-01 1.415E-01 0.134 2.301E-01 1.504E-01 0.141 3.274E-01 1.238E-01 0.148 4.425E-01 8.849E-02 \END; /*@3@*/ \\DATA,3; INC-ENGY-LAB=497MEV; RSD=40CA; EXC-ENGY=0.0MEV; J-PI=0+; /*FIG.1-(3)*/ /* D640 FIG.1-(3) */ /* SER#= 3 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.19999945E-01 YMAX= 1.00000000E+00 */ /* XMIN= 0.00000000E+00 YMIN= 0.00000000E+00 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; ABST DATA'11' DELTA-DATA'11' ((GEV/C)**2) (NODIM) (NODIM) 0.010 8.540E-01 3.097E-02 0.013 8.938E-01 4.424E-02 0.015 9.027E-01 3.539E-02 0.018 9.336E-01 7.522E-02 0.020 8.584E-01 2.212E-02 0.023 9.027E-01 3.539E-02 0.026 8.982E-01 3.097E-02 0.029 9.646E-01 6.194E-02 0.032 8.097E-01 5.309E-02 0.036 6.460E-01 6.637E-02 0.040 -6.637E-02 7.522E-02 0.043 -1.018E-01 7.964E-02 0.043 5.310E-02 7.964E-02 0.047 2.035E-01 5.309E-02 0.051 4.204E-01 7.964E-02 0.056 4.867E-01 7.079E-02 0.060 6.195E-01 4.424E-02 0.065 6.372E-01 3.982E-02 0.075 6.770E-01 4.424E-02 0.080 6.504E-01 3.982E-02 0.085 7.478E-01 4.867E-02 0.091 7.965E-01 4.424E-02 0.109 6.770E-01 4.867E-02 0.115 6.947E-01 6.194E-02 0.121 8.850E-02 9.292E-02 0.127 -4.558E-01 1.017E-01 0.127 -6.858E-01 5.309E-02 0.134 -6.726E-01 1.017E-01 0.141 -1.947E-01 7.522E-02 0.149 7.522E-02 7.964E-02 \END; /*@3@*/ \\DATA,4; INC-ENGY-LAB=497MEV; RSD=40CA; EXC-ENGY=0.0MEV; J-PI=0+; /*FIG.1-(4)*/ /* D640 FIG.1-(4) */ /* SER#= 4 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.19999945E-01 YMAX= 1.00000000E+00 */ /* XMIN= 0.00000000E+00 YMIN= 0.00000000E+00 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; ABST DATA'12' DELTA-DATA'12' ((GEV/C)**2) (NODIM) (NODIM) 0.010 1.018E+00 2.666E-02 0.012 9.778E-01 2.666E-02 0.015 9.556E-01 2.222E-02 0.017 9.778E-01 2.666E-02 0.020 9.022E-01 4.444E-02 0.023 8.711E-01 5.777E-02 0.026 1.022E+00 4.888E-02 0.028 9.333E-01 7.555E-02 0.032 8.089E-01 4.888E-02 0.035 5.467E-01 5.333E-02 0.039 7.556E-02 1.377E-01 0.046 3.333E-01 7.999E-02 0.051 5.378E-01 4.444E-02 0.056 4.800E-01 7.111E-02 0.060 5.511E-01 3.555E-02 0.064 5.422E-01 4.888E-02 0.080 5.956E-01 9.333E-02 0.085 7.289E-01 7.111E-02 0.091 6.044E-01 8.444E-02 0.108 5.778E-01 7.111E-02 0.115 6.267E-01 8.888E-02 0.121 1.911E-01 1.288E-01 0.128 -4.933E-01 1.644E-01 0.127 -6.000E-01 8.444E-02 0.135 -5.556E-01 1.288E-01 0.141 -3.689E-01 9.777E-02 0.148 -2.000E-01 1.111E-01 \END; /*@3@*/ \\DATA,5; INC-ENGY-LAB=497MEV; RSD=40CA; EXC-ENGY=0.0MEV; J-PI=0+; /*FIG.2-(1)*/ /* D640 FIG.2-(1) */ /* SER#= 5 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 1.39999986E-01 YMAX= 7.99999952E-01 */ /* XMIN= 0.00000000E+00 YMIN= 0.00000000E+00 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; ABST POL DELTA-POL ((GEV/C)**2) (NODIM) (NODIM) 0.011 3.401E-01 2.874E-02 0.012 3.545E-01 2.395E-02 0.015 4.647E-01 2.874E-02 0.018 4.120E-01 3.353E-02 0.020 3.880E-01 1.437E-02 0.022 3.689E-01 2.395E-02 0.026 3.114E-01 3.832E-02 0.029 2.635E-01 4.790E-02 0.032 2.060E-01 3.353E-02 0.035 1.916E-02 4.790E-02 0.040 3.641E-01 7.185E-02 0.043 8.144E-01 8.622E-02 0.043 9.246E-01 6.706E-02 0.047 8.479E-01 6.227E-02 0.051 9.198E-01 4.790E-02 0.052 8.910E-01 3.353E-02 0.056 8.958E-01 3.353E-02 0.056 9.150E-01 3.832E-02 0.060 8.000E-01 3.832E-02 0.065 8.096E-01 2.395E-02 0.074 6.419E-01 3.353E-02 0.080 6.563E-01 3.832E-02 0.085 6.084E-01 3.832E-02 0.091 4.311E-01 4.790E-02 0.108 1.581E-01 6.706E-02 0.114 -3.066E-01 5.748E-02 0.121 -3.210E-01 9.101E-02 0.127 -1.916E-01 9.580E-02 0.128 -5.749E-02 1.101E-01 0.134 4.695E-01 8.143E-02 0.141 8.383E-01 5.748E-02 0.149 8.958E-01 5.269E-02 \END; \\DATA,6; INC-ENGY-LAB=497MEV; RSD=40CA; EXC-ENGY=0.0MEV; J-PI=0+; /*FIG.2-(2)*/ /* D640 FIG.2-(2) */ /* SER#= 6 */ /* XSCALE=LINEAR YSCALE=LINEAR */ /* XMAX= 9.99999642E-02 YMAX= 7.99999952E-01 */ /* XMIN= 0.00000000E+00 YMIN= 0.00000000E+00 */ /* FOLLOWING DATA ARE TAKEN FROM GRAPH */ \DATA; ABST DATA'13' DELTA-DATA'13' ((GEV/C)**2) (NODIM) (NODIM) 0.011 2.327E-01 2.424E-02 0.012 2.133E-01 1.939E-02 0.015 2.036E-01 2.424E-02 0.017 2.473E-01 1.454E-02 0.019 3.200E-01 1.939E-02 0.023 3.539E-01 2.909E-02 0.026 3.248E-01 2.909E-02 0.029 5.091E-01 3.878E-02 0.032 5.333E-01 3.393E-02 0.037 7.467E-01 4.848E-02 0.040 5.576E-01 7.272E-02 0.043 3.394E-02 5.818E-02 0.044 8.727E-02 5.818E-02 0.047 1.600E-01 3.878E-02 0.050 2.424E-01 2.909E-02 0.052 2.279E-01 2.909E-02 0.056 3.491E-01 4.363E-02 0.057 2.376E-01 3.878E-02 0.060 3.976E-01 2.909E-02 0.065 3.976E-01 3.393E-02 0.074 5.721E-01 1.939E-02 0.080 5.818E-01 2.424E-02 0.085 6.836E-01 3.878E-02 0.090 6.836E-01 3.878E-02 0.101 8.339E-01 2.909E-02 0.115 9.406E-01 4.363E-02 0.121 6.885E-01 6.787E-02 0.126 1.988E-01 7.757E-02 0.128 1.648E-01 5.818E-02 0.133 -7.273E-02 7.757E-02 0.141 1.261E-01 7.272E-02 0.149 3.103E-01 4.848E-02 \END; /*@3@*/ \\END; @@2; '8' SPIN ROTATION PARAMETER @@3; SPIN ROTATION PARAMETER Q =SIN(B)/(1-P**2)**0.5 , WHERE P AND B ARE POLARIZATION AND TOTAL SPIN ROTATION ANGLE, RESPECTIVELY. Q IS ALSO GIVEN BY Q =A*COS(THETA)+R*SIN(THETA), WHERE THETA IS THE LABORATORY SCATTERING ANGLE. SIMILARLY Q =A1*SIN(THETA)-R1*COS(THETA). DATA'9'; A DATA'10' -R1 DATA'11'; R DATA'12'; A1 DATA'13'; Q @@4; THE MEASUREMENTS OF THE SCATTERED-PROTON POLARIZATIONS WERE DONE WITH USE OF THE NEWLEY DEVELOPED FOCAL-PLANE POLARIMETER AT THE HIGH RESOLUT ION SPECTROMETER(HRS) AT LAMPF. @@;