/*===================================================================*/ /* NRDF D1829 Data No.54 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,54; D#=D1829; TITLE=/Measurement and calculation of radioactivities of spallation products by high-energy heavy ions/; ATH=(H.YASHIMA'1', Y.UWAMINO'2', H.IWASE'1', H.SUGITA'1', T.NAKAMURA'1', S.ITO'2', A.FUKUMURA'3'); INST-ATH=(2JPNTOH'1', 2JPNIPC'2', 2JPNIRS'3'); /* '1' Cyclotron and Radioisotope Center */ REF=RCA; VLP=91(2003)689; RCTS=(CU(40AR,X)X, CU(20NE,X)X, CU(12C,X)X, CU(ALPHA,X)X, CU(P,X)X, 27AL(40AR,X)X, 27AL(20NE,X)X, 27AL(12C,X)X, 27AL(ALPHA,X)X, 27AL(P,X)X, 12C(40AR,X)X, 12C(20NE,X)X, 12C(12C,X)X, 12C(ALPHA,X)X, 12C(P,X)X, CU(P,X)60CU, CU(P,X)58CO, CU(P,X)54MN, CU(P,X)48CR, CU(ALPHA,X)41AR, CU(ALPHA,X)39CL, CU(12C,X)41AR, CU(12C,X)39CL, CU(20NE,X)41AR, CU(20NE,X)39CL); PHQS=(XSECTN'4', XSECTN'5'); /* '4' Independent yield */ /* '5' Cummulative yield */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,54; /* 2004-04-08 : Compiled */ /* Additional result not compiled: - Spatial distribution of residual radioactivities in Cu target assembly ENR=NAT; CHM=ELM'6'; /* '6' Chemical purities are 99.9% / 99.4% / 99.8% for copper, aluminium and carbon target, respectively. */ PHYS-FORM=SLD; THK-TGT=XMG/CM**2'7'; /* '7' HxWxT (mm) = 90x100x0.1 / 90x100x0.1 / 50x50x0.2 for cupper, aluminium and carbon target, respectively. */ POL-TGT=0%; ALGN-TGT=0%; ACC=SYN; INST-ACC=2JPNIRS'8'; /* '8' HIMAC facility */ POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=(HPGE'9',IC'10'); /* '9' To measure gamma-ray spectra from samples */ /* '10' To monitor beam current during irradiation */ /* Experimental Method: - Activation - Beam current integrated - Stacked target irradiation (Samples put on the front of surface were used for measurements of the reaction cross section and the mass-yield distributions or produced nuclides, while samples inserted between the Cu plates were used for measurements of the spatial distribution of the residual activities of produced nuclides in copper and of the energy dependence of the cross section.) /* Comment to data: Decay data of 11C are not shown in reference, but obtained by private communication */ RCT=CU(20NE,X)39CL; PHQ=XSECTN'343'; /* '343' Cummulative yield */ DET-PARTCL=GAMMA'344'; /* '344' Delayed gamma from 39Cl */ ANL=MONTE-MTHD'345'; /* '345' Three dimensional heavy-ion transport calculation PHITS [H.Iwase et al., J. Nucl. Sci. Technol. 39(2002)1142] */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,54; TOT-ERR=2[40%; SYS-ERR=(0.5[7.2%'346',1[6%'347'); /* '346' Error of peak efficiency */ /* '347' Error of beam intensity */ STATIST-ERR=1[40%'348'; /* '348' Error of total counts of gamma-ray peak area */ EMT=GAMMA'349'; ENGY-GAMMA=1267.18KEV'349'; /* '349' Delayed gamma from 39Cl. Intensity is 0.536. */ HALF-LIFE=55.6MIN'349'; RSD=39CL; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB XSECTN DELTA-XSECTN'350' (MEV) (MB) (MB) 56 0.856 +-0.304 93 1.660 +-0.320 150 1.113 +-0.161 226 0.890 +-0.125 \END; /*===================================================================*/ |