/*===================================================================*/ /* NRDF D1944 Data No.5 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,5; D#=D1944; TITLE=/ Elastic and inelastic scattering of alpha particles by carbon /; ATH=(T.MIKUMO'1', H.YAMAGUCHI'1', I.NONAKA'1', M.ODERA'2', Y.HASHIMOTO'3', M.KONDO'2', T.MAKI'4'); INST-ATH=(2JPNINS'1', 2JPNTIT'2', 2JPNTOK'3', 2JPNKYU'4'); /* '3' Faculty of Science */ /* '4' Faculty of Science */ REF=JPJ; VLP=15(1960)1158; /* Secondary reference - INS-J, 60(1963) (I.Nonaka et al., Numerical data) RCTS=12C(ALPHA,ALPHA)12C; PHQS=ANGL-DSTRN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,5; /* 2005-07-11 : Compiled, C.Kurokawa + N.Otuka */ PHQ=ANGL-DSTRN; CHM=ELM; PHYS-FORM=SLD; THK-TGT=2.38MG/CM**2'5'; /* '5' The target was prepared by the same method as that used in the course of 12C(alpha, p)15N experiment [G. Igo et al., Phys. Rev. 101(1956) 1508]. */ BAC=SELF; POL-TGT=0%; ALGN-TGT=0%; ACC=CYC; INST-ACC=2JPNINS; POL-PRJ=0%; DET-PARTCL=ALPHA; COINC=NO; ANT-COINC=NO; DET-SYS=(PROP-CNTR'6',CSI'6'); /* '6' To detect alpha particles */ RCT=12C(ALPHA,ALPHA)12C; RTY=INEL-SCATT; INC-ENGY-LAB=31.0MEV; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,5; SYS-ERR=(<20%'7',<1%'8',<5%'9',<10%'10'); /* '7' Maximum uncertainty due to the inhomogeneity of target foil /* '8' Maximum uncertainty due to the beam energy fluctuation */ /* '9' Maximum uncertainty due to the counting loss */ /* '10' Maximum uncertainty due to the background subtraction */ INC-ENGY-LAB=31.0MEV; DELTA-THTC=<0.15DEG; QVL=-4.43MEV; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA'15' (DEG) (MB/SR) (MB/SR) 20.5 60.49 +-0.77 23.2 41.91 +-0.65 27.3 17.23 +-0.57 30.0 5.53 +-0.32 34.0 8.75 +-0.39 38.0 25.41 +-0.53 40.7 31.89 +-0.41 43.3 29.16 +-0.55 47.3 19.36 +-0.47 49.9 13.04 +-0.39 53.8 8.81 +-0.32 57.7 10.24 +-0.35 60.2 10.52 +-0.36 62.7 8.88 +-0.34 66.5 4.76 +-0.24 69.0 2.94 +-0.21 72.7 4.86 +-0.25 76.3 10.87 +-0.40 78.6 13.62 +-0.43 81.1 13.61 +-0.44 84.6 11.05 +-0.41 87.0 8.10 +-0.36 90.4 11.05 +-0.42 93.8 14.69 +-0.49 96.0 19.34 +-0.56 98.2 23.47 +-0.62 101.4 23.39 +-0.64 103.6 14.08 +-0.43 106.7 11.38 +-0.49 108.7 9.27 +-0.46 111.8 8.84 +-0.31 114.7 9.26 +-0.32 116.7 10.31 +-0.28 119.6 12.21 +-0.27 121.4 10.07 +-0.27 124.2 11.04 +-0.30 126.0 10.55 +-0.28 127.8 10.80 +-0.30 130.4 12.84 +-0.32 \END; /*===================================================================*/ |