/*===================================================================*/ /* NRDF D1891 Data No.8 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,8; 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,8; /* 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(7LI,7BE)12B; PHQ=XSECTN-RATIO; ENR=98.9%; THK-TGT=1.0MG/CM**2; DET-PARTCL=(GAMMA'23',7BE); /* '23' Prompt gamma from 7Be */ COINC=NO; ANT-COINC=(GAMMA'24',7BE); /* '24' Delayed gamma from 7Be */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,8; 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=65MEV/A; RSD=12B; EXC-ENGY-EMT=0.43MEV'25'; /* '25' Level energy for numerator of ratio */ EXC-ENGY-EMT=0.0MEV'26'; /* '26' Level energy for denominator of ratio */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; THTC XSECTN-RATIO DELTA-XSECTN-RATIO (DEG) (NODIM) (NODIM) 6.281E-01 8.113E-01 +-8.690E-02 1.399E+00 8.168E-01 +-9.392E-02 2.168E+00 7.824E-01 +-9.392E-02 2.739E+00 7.812E-01 +-1.127E-01 3.317E+00 7.988E-01 +-1.245E-01 3.878E+00 7.155E-01 +-1.198E-01 4.454E+00 8.764E-01 +-1.362E-01 \END; /*===================================================================*/ |