/*===================================================================*/ /* NRDF D1934 Data No.4 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,4; 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,4; /* 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, A0403004, J(Phys)38. . See also EXFOR commo.n. - none, A0510187, B(Levk). . See also EXFOR 1624.. - none, T0195006, J(Phys)144. - none, C1299006, J(Phys)115. . See also EXFOR 962.. RCT=89Y(P,X)88Y; INC-ENGY-LAB=15.8[79.1MEV; DET-PARTCL=GAMMA'18'; /* '18' Delayed gamma from 88Y */ /* Authors separated the contribution of the decay of 88Zr to 88Y production, and observed that the effect of the decay of 88Zr on the 88Y production cross-section was negligible. */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,4; 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=(898.04KEV'19',1836.06KEV'20'); INTNSTY-GAMMA=(0.937'19',0.992'20'); HALF-LIFE=(106.65DAY'20',106.65DAY'19'); /* '19' Delayed gamma from 88Y via NONe */ /* '20' Delayed gamma from 88Y via NONe */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB XSECTN'21' DELTA-XSECTN'21' (MEV) (MB) (MB) 79.1 183.5 +-12.3 74.3 189.5 +-12.7 69.4 193.0 +-13.0 64.3 197.9 +-13.2 58.8 199.1 +-13.3 54.2 206.7 +-13.8 49.3 206.2 +-13.8 44.3 226.7 +-15.2 39.0 229.9 +-15.4 38.4 240.3 +-16.1 33.1 274.6 +-18.4 32.1 297.2 +-19.9 26.3 281.1 +-18.8 15.8 5.8 +-0.4 \END; /*===================================================================*/ |