/*===================================================================*/ /* NRDF D1944 Data No.1 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,1; 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,1; /* 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=ELA-SCATT; INC-ENGY-LAB=28.4MEV; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,1; 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=28.4MEV; DELTA-THTC=<0.15DEG; QVL=0MEV; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC DSIGMA/DOMEGA DELTA-DSIGMA/DOMEGA'11' (DEG) (MB/SR) (MB/SR) 20.0 159.1 +-0.93 21.3 74.34 +-0.89 23.3 63.86 +-0.43 25.2 176.0 +-1.37 26.5 228.8 +-0.83 29.8 414.2 +-1.06 33.1 305.7 +-0.91 36.4 201.4 +-1.04 39.6 59.87 +-0.57 40.9 60.18 +-0.57 42.8 28.71 +-0.28 46.0 42.78 +-0.35 49.2 55.83 +-0.40 52.4 57.15 +-0.41 55.5 46.65 +-0.37 58.6 29.17 +-0.30 64.8 9.92 +-0.18 67.8 7.73 +-0.16 70.9 7.42 +-0.16 73.8 11.82 +-0.20 76.8 12.99 +-0.21 82.6 16.89 +-0.25 85.4 15.04 +-0.24 88.3 11.59 +-0.21 91.0 10.59 +-0.20 93.8 10.38 +-0.21 96.5 15.60 +-0.26 99.2 17.34 +-0.27 101.8 22.90 +-0.32 104.4 22.81 +-0.32 107.0 21.63 +-0.32 109.5 16.37 +-0.13 112.0 13.48 +-0.11 114.4 9.84 +-0.09 116.5 9.05 +-0.11 119.2 9.34 +-0.11 121.5 10.66 +-0.11 123.8 11.21 +-0.12 126.0 13.74 +-0.14 128.3 11.44 +-0.13 130.4 11.59 +-0.13 132.6 8.35 +-0.12 136.8 3.15 +-0.11 138.8 3.17 +-0.08 140.9 2.15 +-0.13 148.6 4.33 +-0.18 \END; /*===================================================================*/ |