/*===================================================================*/ /* NRDF D1653 Data No.3 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,3; 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,3; /* 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=790MEV/C; ANL=OPT-MODEL'22'; /* '22' First-order optical potential model PIPIT [R.A. Eisenstein and F. Tabakin, Comput. Phys. Commun. 12(1979)237]. /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,3; INC-MOM-LAB=790MEV/C; SYS-ERR=(10%'23',4%'24',1.2%'25'); /* '23' Uncertainty in absolute normalization */ /* '24' Uncertainty in peak-shape */ /* '25' Uncertainty in target thickness */ RSD=12C; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA'26' DELTA-DSIGMA/DOMEGA (DEG) (MB/SR) (MB/SR) (MB/SR) 5.9 436 +-5.4 +-53 7.0 405 +-4.0 +-42 8.0 355 +-3.3 +-30 9.1 306 +-2.7 +-25 10.2 253 +-2.4 +-20 11.2 207 +-2.2 +-16 12.3 160 +-1.9 +-13 13.4 122 +-0.4 +-13 14.4 82.9 +-0.31 +-7.4 15.5 56.4 +-0.26 +-5.1 16.6 36.6 +-0.22 +-3.3 17.6 22.9 +-0.17 +-2.0 18.7 14.2 +-0.14 +-1.3 19.8 7.80 +-0.11 +-0.72 20.8 4.10 +-0.082 +-0.38 21.9 1.84 +-0.059 +-0.17 23.0 0.677 +-0.040 +-0.063 24.0 0.207 +-0.025 +-0.020 25.1 0.157 +-0.025 +-0.017 26.2 0.362 +-0.049 +-0.044 27.2 0.550 +-0.087 +-0.103 28.3 0.843 +-0.048 +-0.105 29.3 0.822 +-0.040 +-0.086 30.4 0.831 +-0.037 +-0.086 31.5 0.759 +-0.033 +-0.075 32.5 0.747 +-0.032 +-0.074 33.6 0.713 +-0.031 +-0.069 34.6 0.575 +-0.028 +-0.056 35.7 0.460 +-0.025 +-0.045 36.7 0.330 +-0.022 +-0.033 37.8 0.265 +-0.020 +-0.028 38.9 0.185 +-0.020 +-0.018 39.9 0.153 +-0.025 +-0.026 41.0 0.0852 +-0.0114 +-0.0083 42.0 0.0465 +-0.0087 +-0.0045 43.1 0.0241 +-0.0060 +-0.0024 44.1 0.00629 +-0.00471 +-0.00062 45.2 0.00489 +-0.00326 +-0.00048 46.2 0.00199 +-0.00140 +-0.00020 48.3 0.00548 +-0.00411 +-0.00061 49.4 0.00725 +-0.00544 +-0.00087 50.4 0.00984 +-0.00738 +-0.00138 \END; /*===================================================================*/ |