/*===================================================================*/ /* NRDF D2028 Data No.20 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,20; D#=D2028; TITLE=/ Photonuclear spallation reactions in Cu /; ATH=(S.SHIBATA'1', M.IMAMURA'1', T.MIYACHI'1', M.MUTOU'1', K.SAKAMOTO'2', Y.HAMAJIMA'2', M.SOTO'2', Y.KUBOTA'2', M.YOSHIDA'2', I.FUJIWARA'2'); INST-ATH=(2JPNINS'1', 2JPNKNZ'2', 2JPNKTO'3'); /* '2' Department of Chemistry, Faculty of Science */ /* '3' Institute of Atomic Energy */ REF=PR/C; VLP=35(1987)254; RCTS=CU(GAMMA,X)X; PHQS=XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,20; /* 2007-03-25 : Compiled, N.Otuka */ /* Related references - B.Johnsson et al., ZP/A, 273(1975)97. Reference for monitor (27Al(g,2pn)24Na monitor reaction data) - G.Hylten, NP/A, 158(1970)225. Reference for monitor (12C(g,n)11C monitor reaction data) PHQ=XSECTN; ENR=NAT; CHM=ELM; PHYS-FORM=SLD; POL-TGT=0%; ALGN-TGT=0%; ACC=(SYN'4',LINAC'5',LINAC'6'); /* '4' 1.3 GeV electron synchrotron for E(max) >300 MeV */ /* '5' 300 MeV electron linac for E(max) <250 MeV */ /* '6' 500 MeV electron linac for E(max) =300 MeV */ INST-ACC=(2JPNINS'4',2JPNTOH'5',2JPNETL'6'); /* '5' Laboratory of Nuclear Science (LNS) */ BEAM-INTNSTY=XMA'7'; /* '7' 1e+8 to 1e+9 equivalent qunta per second (INS) and 1e+12 to 1e+13 eqivalent quanta per second (LNS, ETL) */ POL-PRJ=0%; ION-SOURCE=/ Bremsstrahlung (By internal target of Pt with 0.5 mm (LNS and ETL) or 0.05 mm (INS) thickness) /; COINC=NO; ANT-COINC=NO; DET-SYS=GE'8'; /* '8' To measure gamma rays from Cu target foils and monitors */ /* Experimental Method: - Activation (Irradiated for about 4 hour (INS) and 5 min (LNS, ETL)) /* Authors give yield with unit of [milli-barn/equivalent quantum]. */ RCT=CU(GAMMA,X)X'67'; /* '67' See DATA section for atomic number (Z) and mass number (A) of products */ INC-ENGY-LAB-RANGE=600MEV; MONTR-RCT=/ 27AL(GAMMA,N,2*P)24NA, 12C(GAMMA,N)11C /; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,20; SYS-ERR=[15%'9'; /* '9' Uncertainty in beam intensity calibration */ INC-ENGY-LAB=600MEV; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; Z A SIGMA'68' DELTA-SIGMA'69' HALF-LIFE (NODIM) (NODIM) (MB) (MB) (SEC) 28. 57 0.040 +-0.003 129960 27. 57 1.27 +-0.04 23414400 27. 56 0.406 +-0.025 6782400 27. 55 0.065 +-0.009 63000 26. 59 0.114 +-0.019 3853440 25. 56 0.151 +-0.010 9288 25. 52 0.227 +-0.008 486432 24. 51 0.737 +-0.043 2393280 24. 49 0.051 +-0.005 2520 23. 48 0.225 +-0.009 1380672 21. 47 0.053 +-0.003 294624 19. 43 0.017 +-0.003 80280 11. 24 0.005 +-0.001 54072 \END; /*===================================================================*/ |