/*===================================================================*/ /* NRDF D1876 Data No.3 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,3; D#=D1876; TITLE=/ Excitation functions for the reactions induced by alpha particles on 109Ag /; ATH=(S.FUKUSHIMA'1', S.KUME'1', H.OKAMURA'1', K.OTOZAI'1', K.SAKAMOTO'1', Y.YOSHIZAWA'1', S.HAYASHI'2'); INST-ATH=(2JPNOSA'1', 2JPNJPN'2'); /* '1' Faculty of Science */ /* '2' Osaka Public Health Institute, Osaka */ REF=NP; VLP=69(1965)273; RCTS=(109AG(ALPHA,N)112IN, 109AG(ALPHA,2*N)111IN, 109AG(ALPHA,3*N)110IN); PHQS=XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,3; /* 2004-02-25 : Compiled+Checked, Kc + On */ /* 2010-06-04 : Altered, Tsubakihara. 002-006 DATA,ERR-T: MB -> B PHQ=XSECTN; CHM=ELM; POL-TGT=0%; ALGN-TGT=0%; POL-PRJ=0%; COINC=NO; ANT-COINC=NO; ANL=STATIST-MODEL'3'; /* '3' Using level density expressions based on the Fermi gas model */ /* Experimental Method: - Stacked target irradiation (Stacks consisted of the 109Ag foils and aluminium foils or of the natural silver foils only.) - Energy degradation by foils (Energy degradation by aluminium foils) /* Analysis: - Decay curve analysis (Initial activities were computed by the least-squares method using know half-lives.) RCT=109AG(ALPHA,2*N)111IN; ENR=NAT; PHYS-FORM=SLD'15'; /* '15' Rolled foils */ THK-TGT=7[10MG/CM**2; ACC=CYC'16'; /* '16' 160 cm variable energy cyclotron */ INST-ACC=2JPNINS; DET-PARTCL=GAMMA'17'; /* '17' Delayed gamma from 111In (ground state) */ DET-SYS=NAI'18'; /* '18' To detect the sum peak of the 170 and 240 keV gamma rays /* Experimental Method: - Chemical separation /* Authors assumed that the 10 min isomer of 111In decays only to the 2.8 day isomer. */ /* The disintegration rate of 111In was determined by means of gamma-gamma coincidence method. */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,3; TOT-ERR=X%'4'; /* '4' Uncertainties in beta- and gamma-ray counting fluctuations, decay curve analyses and adopted nuclear data (half-lives, branching ratios) */ ENGY-GAMMA=(170.KEV'19',240.KEV'19'); HALF-LIFE=2.8DAY'19'; /* '19' Delayed gamma from 111In (ground state) */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-CM (MEV) (B) (MB) 13.6 0.006 +-0.005 15.4 0.10 X 17.1 0.30 +-0.08 18.6 0.52 X 20.0 0.69 +-0.07 21.2 0.81 X 22.5 0.88 X 24.0 1.03 +-0.09 25.3 1.10 X 25.5 0.97 X 26.6 0.95 X 28.1 0.90 +-0.08 29.1 0.78 X 30.2 0.61 X 31.1 0.53 X 31.9 0.48 +-0.07 32.9 0.36 +-0.06 33.6 0.32 X 34.4 0.27 +-0.04 35.2 0.24 X 36.1 0.19 X 37.0 0.15 +-0.02 38.1 0.12 X \END; /*===================================================================*/ |