/*===================================================================*/ /* NRDF D1934 Data No.6 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,6; D#=D1934; TITLE=/ Experimental studies on excitation functions of the proton-induced activation reactions on yttrium /; PURPOSE=/ To give reliable data for cross-sections and thick target yields of the proton-induced activation on yttrium in the medium-energy range /; ATH=(M.S.UDDIN'1', M.HAGIWARA'1', M.BABA'1', F.TARKANYI'2', F.DITROI'2'); INST-ATH=(2JPNTOH'1', 3HUNDEB'2'); /* '1' Cyclotron and Radioisotope Center */ REF=ARI; VLP=63(2005)367; /* Secondary reference - JAERI-C, 2005-003(2005)170 (M.S.Uddin et al., Proc. of the 2004 Symposium on Nuclear Data) RCTS=(89Y(P,N)89ZR, 89Y(P,2*N)88ZR, 89Y(P,4*N)86ZR, 89Y(P,X)88Y, 89Y(P,X)87Y, 89Y(P,X)86Y, 89Y(P,X)82SR, 89Y(P,X)83SR, 89Y(P,X)85SR, 89Y(P,X)84RB, 89Y(P,X)83RB); PHQS=XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,6; /* 2005-08-17 : Compiled, Tk + On */ /* 2007-03-30 : Altered, Bk (ATOMKI) + On. Reference added */ PHQ=XSECTN; CHM=ELM; PHYS-FORM=SLD; THK-TGT=49.1MG/CM**2; POL-TGT=0%; ALGN-TGT=0%; ACC=CYC'3'; /* '3' Isochronous cyclotron, K=110 MeV AVF cyclotron */ INST-ACC=2JPNTOH'4'; /* '4' Cyclotron and Radioisotope Center */ POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=HPGE'5'; /* '5' To measure residual activity */ ANL=X'6'; /* '6' ALICE-IPPE calculation compiled in MENDL-2P [Y.N. Shubin et al., IAEA-NDS-204 (1998)] */ /* Experimental Method: - Activation (Irradiated with 50 MeV (165 nA for 30 min) and 80 MeV (45nA for 70 min)) - Stacked target irradiation (Stacks of several identical groups containing high purity thin yttrium foils) - Gamma ray spectrometry (Started 1 day after the end of bombardment) /* Related references - common, O0276209, J(Nucl)129. . See also EXFOR commo.n. - none, T0195011, J(Phys)144. . See also EXFOR 153.. RCT=89Y(P,X)87Y; INC-ENGY-LAB=26.3[79.1MEV; DET-PARTCL=GAMMA'25'; /* '25' Delayed gamma from 87Y (ground state) */ /* Authors paid attention for the complete internal decay of the metastable state to measure cumulative production cross sections. /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,6; TOT-ERR=10%'7'; /* '7' Total uncertinty (5-10%) */ SYS-ERR=(5%'8',3%'9',3%'10'); /* '8' Maximum uncertainty in monitor flux (3-5%) */ /* '9' Uncertainty in efficiency calibration of gamma-ray */ /* '10' Uncertainty in foil thickness */ STATIST-ERR=6%'11'; /* '11' Maximum uncertainty of the statistical error (0.15-6%) */ ENGY-GAMMA=(388.53KEV'26',484.8KEV'27'); INTNSTY-GAMMA=(0.821'26',0.897'27'); HALF-LIFE=(3.33DAY'26',3.33DAY'27'); /* '26' Delayed gamma from 87Y (ground state) via NONe (ground state) */ /* '27' Delayed gamma from 87Y (ground state) via NONe (ground state) */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB XSECTN'28' DELTA-XSECTN'28' (MEV) (MB) (MB) 79.1 275.63 +-17.9 74.3 283.1 +-18.3 69.4 305.4 +-19.8 64.3 322.8 +-20.9 58.8 341.8 +-22.2 54.2 401.8 +-26.1 49.3 511.2 +-33.2 48.3 596.5 +-38.7 44.3 776.6 +-50.4 39.0 873.0 +-56.7 38.4 821.1 +-53.4 33.1 588.3 +-38.2 32.1 436.2 +-28.3 26.3 6.9 +-0.4 \END; /*===================================================================*/ |