/*===================================================================*/ /* NRDF D1882 Data No.2 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,2; D#=D1882; TITLE=/ Spallation of niobium by 12 GeV protons /; ATH=(T.TOMINAKA'1', S.BAN'1', H.IKEDA'1', K.KATOH'1', K.KONDO'1', M.TAKASAKI'1', A.YAMAMOTO'1', H.HIRABAYASHI'1', Y.NARAHARA'2'); INST-ATH=(2JPNLEP'1', 2JPNTSU'2'); /* '2' Institute of Physics */ REF=NP/A; VLP=414(1984)385; RCTS=93NB(P,X)X; PHQS=(XSECTN'3', XSECTN'4', XSECTN); /* '3' Independent cross section */ /* '4' Cumulative cross section */ /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,2; /* 2004-02-28 : Compiled, Kc + On */ /* Related references - C.M.Lederer et al., LEDERER-7, (1978). Reference from which data were used (Decay data) - J.B.Cumming et al., NIM, 180(1981)37. CHM=ELM; PHYS-FORM=SLD; THK-TGT=XMG/CM**2'5'; /* '5' 50 micro-meter thick for each stack */ POL-TGT=0%; ALGN-TGT=0%; ACC=SYN; INST-ACC=2JPNKEK; INC-ENGY-LAB=12GEV; BEAM-INTNSTY=XUA'6'; /* '6' about 1.2e11 protons/pulse */ POL-PRJ=0%; COINC=NO; ANT-COINC=NO; DET-SYS=GE(LI)'7'; /* '7' Resolution is 2.0 keV at 1332 keV. Efficiency is 10 % relative to 7.6 cm x 7.6 cm NaI. */ /* Experimental Method: - Irradiation with external beam (Exposed for 3 min) - Gamma ray spectrometry (Measured commencing at 75 min after the irradiation and continuing intermittently for 200 days) RCT=93NB(P,X)X; PHQ=XSECTN'13'; /* '13' Cumulative cross section */ DET-PARTCL=GAMMA'14'; /* '14' . Gamma energies and half-lives are not given except the half-life of 84Y (39 min). */ MONTR-RCT=/ 27AL(P,N,3*P)24NA /; /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,2; INC-ENGY-LAB=12GEV; SYS-ERR=[10%'15'; /* '15' Uncertainty due to the secondary emission chamber calibration */ DATA1=28GEV'16'; /* '16' Incident energy for adopted monitor cross section which is independent between 10 and 28 GeV [J.B. Cumming, Ann. Rev. Nucl. Sci. 13(1963)261]. */ DATA2=7.92MB; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; Z A ISOMER XSECTN DELTA-XSECTN'17' FLAG'18' (NODIM) (NODIM) (NODIM) (MB) (MB) (NODIM) 11 24 X 3.64 +-0.23 X 20 47 X 1.02 +-0.12 X 25 56 X 1.18 +-0.27 X 30 65 X 8.08 +-0.89 X 31 67 X 8.40 +-0.53 X 32 69 X 8.57 +-0.74 X 33 71 X 6.81 +-1.94 X 34 73 X 4.82 +-0.43 1 35 75 X 4.64 +-0.60 X 36 76 X 1.55 +-0.62 X 36 77 X 2.24 +-0.17 X 36 79 X 11.9 +-0.91 X 37 81 X 16.4 +-2.5 1 38 82 X 6.63 +-0.88 X 38 83 X 11.8 +-1.3 X 39 84 1 2.23 +-0.29 1 39 87 1 22.8 +-4.0 X 40 86 X 3.56 +-0.24 X 40 88 X 13.6 +-3.8 X 40 89 X 31.8 +-2.3 X \END; /*===================================================================*/ |