/*===================================================================*/ /* NRDF D1877 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; D#=D1877; TITLE=/ Excitation functions for proton-induced reactions of 140Ce and 142Ce up to Ep=15 MeV /; ATH=(M.FURUKAWA'1'); INST-ATH=(2JPNTOK'1'); /* '1' Department of Chemistry, Faculty of Science */ REF=NP/A'2'; VLP=90(1967)253'2'; /* '2' Misprinted as Vol.67 at the top of the first page */ RCTS=(140CE(P,N)140PR, 140CE(P,2*N)139PR, 142CE(P,N)142PR); PHQS=XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,2; /* 2004-02-26 : Compiled, Kc + On */ PHQ=XSECTN; /* Additional results shown but not compiled - Total reaction cross section (The sum of measured cross sections for 140Ce is compared with the calculation on the basis of the continuum theory [M.M. Shapiro, Phys. Rev. 90(1953)171].) ENR=NAT; CHM=X'3'; /* '3' Ceric oxide or cerous fluoride */ PHYS-FORM=SLD; THK-TGT=[5MG/CM**2; BAC=AL'4'; /* '4' Deposited on aluminium foil */ POL-TGT=0%; ALGN-TGT=0%; ACC=CYC; INST-ACC=2JPNINS; BEAM-INTNSTY=[0.5UA; POL-PRJ=0%; ANT-COINC=NO; ANL=STATIST-MODEL; /* Experimental Method: - Activation (Irradiated between 0.5 min and 2 h) - Energy degradation by foils (Degraded by aluminium placed between targets. The stopping power was taken from the compilation of Sternheimer [R.M. Sternheimer, Phys. Rev. 115(1959)137].) RCT=140CE(P,2*N)139PR; DET-PARTCL=GAMMA'8'; /* '8' Delayed gamma from 139Pr. Conversion electron emission is taken into account for given abundance. */ COINC=NO; DET-SYS=NAI'9'; /* '9' To detect 166 keV decay gamma from 139Ce */ /* Experimental Method: - Chemical separation /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; TOT-ERR=X%'10'; /* '10' Uncertainties in target thickness, beam currents and disintegration rates of residual nuclei */ RSD=139PR; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB XSECTN DELTA-XSECTN (MEV) (MB) (MB) 13.28 91 +-15 14.04 281 +-42 14.58 447 +-67 \END; /*===================================================================*/ |