/*===================================================================*/ /* NRDF D1653 Data No.4 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,4; D#=D1653; TITLE=/pi- - 12C elastic scattering above the Delta resonance/; ATH=(T.TAKAHASHI'1', H.SAKAGUCHI'1', K.AOKI'2', T.HASEGAWA'3', O.HASHIMOTO'3', T.NAGAE'3', M.SEKIMOTO'3', A.OHKUSU'4', H.BHANG'5', H.YU'5', Y.GAVRILOV'6'); INST-ATH=(2JPNKTO'1', 2JPNKEK'2', 2JPNINS'3', 2JPNOSA'4', 3KORNSU'5', 4RUSJIA'6'); /* '1' Department of Physics */ /* '4' Department of Physics */ /* '5' Department of Physics */ REF=PR/C; VLP=51(1995)2542; /* Secondary reference - INS-J, 183(1995)none (T.Takahashi, Numerical data for 208Pb and hydrogen targets given) RCTS=(12C(PIN,PIN)12C, 12C(PIN,X)X, 208PB(PIN,PIN)208PB, 208PB(PIP,PIP)208PB, 1H(PIN,PIN)1H); PHQS=(ANGL-DSTRN, XSECTN); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,4; /* 2005-04-13 : Altered, On. Reference added */ /* 2004-10-13 : Converted, Converted from EXFOR E1653 and corrected */ /* 1998-05-01 : Converted, Converted to EXFOR E1653 */ PHYS-FORM=SLD; BAC=X; POL-TGT=0%; ALGN-TGT=0%; ACC=SYN'7'; /* '7' KEK Proton Synchrotron */ INST-ACC=2JPNKEK; POL-PRJ=0%; ION-SOURCE=/ Spallation (Pt target bombarded by proton) /; DET-PARTCL=PIN; COINC=NO; ANT-COINC=NO; DET-SYS=(MAG'8',X'9',SCT'10',CRNKOV'11'); /* '8' Used to analyze negative pions with acceptance of +-15 deg (horizontal) and +-5 deg (vertical), 100 msr (total) */ /* '9' Drift chamber */ /* '10' Used as trigger counter to reject proton */ /* '11' Used as trigger counter to reject proton */ /* 2005-04-13 : Altered, On. */ RCT=12C(PIN,PIN)12C; RTY=ELA-SCATT; PHQ=ANGL-DSTRN; ENR=NAT; CHM=ELM; THK-TGT=(0.89MG/CM**2,1.78MG/CM**2); INC-MOM-LAB=895MEV/C; ANL=OPT-MODEL'27'; /* '27' First-order optical potential model PIPIT [R.A. Eisenstein and F. Tabakin, Comput. Phys. Commun. 12(1979)237]. /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,4; INC-MOM-LAB=895MEV/C; SYS-ERR=(10%'28',4%'29',1.2%'30'); /* '28' Uncertainty in absolute normalization */ /* '29' Uncertainty in peak-shape */ /* '30' Uncertainty in target thickness */ RSD=12C; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA'31' DELTA-DSIGMA/DOMEGA (DEG) (MB/SR) (MB/SR) (MB/SR) 5.9 468 +-5.2 +-70 7.0 460 +-3.9 +-55 8.1 412 +-3.1 +-41 9.2 334 +-2.4 +-30 10.2 258 +-2.0 +-22 11.3 184 +-1.7 +-15 12.4 128 +-1.4 +-11 13.5 82.2 +-1.2 +-6.8 14.6 50.2 +-0.93 +-4.2 15.6 29.9 +-0.74 +-2.5 16.7 14.2 +-0.13 +-1.2 17.8 6.55 +-0.096 +-0.56 18.9 2.61 +-0.064 +-0.22 19.9 0.670 +-0.036 +-0.057 21.0 0.145 +-0.026 +-0.013 22.1 0.185 +-0.021 +-0.016 23.1 0.484 +-0.033 +-0.044 24.2 1.10 +-0.056 +-0.11 \END; /*===================================================================*/ |