/*===================================================================*/ /* NRDF D2026 Data No.11 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,11; D#=D2026; TITLE=/ Rare gas isotope yields in Bremsstrahlung-induced nuclear reactions of 41K, 87Rb, 127I, 133Cs, and 139La /; ATH=(Y.OURA'2', A.YAZAWA'1', M.YOSHIDA'1', S.R.SARKAR'2', K.SAKAMOTO'1, 2', S.SHIBATA'3', I.FUJIWARA'4', M.FURUKAWA'5'); INST-ATH=(2JPNKNZ'1', 2JPNKNZ'2', 2JPNINS'3', 2JPNJPN'4', 2JPNNAG'5'); /* '1' Department of Chemistry */ /* '2' Division of Physical Sciences, Graduate School of Natural Science and Technology */ /* '4' School of Economics, Otemon Gakuin Univ., Ibaragi */ /* '5' Department of Chemistry */ REF=RCA; VLP=68(1995)27; RCTS=(41K(GAMMA,PIP)41AR, 87RB(GAMMA,PIP)87KR, 133CS(GAMMA,PIP)133XE, 127I(GAMMA,PIN)127XE, 127I(GAMMA,PIN,2*N)125XE, 127I(GAMMA,PIN,4*N)123XE, 127I(GAMMA,PIN,5*N)122XE, 127I(GAMMA,PIN,6*N)121XE, 133CS(GAMMA,X)131XE, 133CS(GAMMA,X)129XE, 133CS(GAMMA,X)127XE, 133CS(GAMMA,X)125XE, 133CS(GAMMA,X)123XE, 133CS(GAMMA,X)122XE, 133CS(GAMMA,X)121XE, 139LA(GAMMA,X)129XE, 139LA(GAMMA,X)127XE, 139LA(GAMMA,X)125XE, 139LA(GAMMA,X)123XE, 139LA(GAMMA,X)122XE, 139LA(GAMMA,X)121XE); PHQS=XSECTN; /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,11; /* 2007-02-17 : Compiled, N.Otuka */ /* Related references - S.R.Sarkar et al., RCA, 55(1991)139. (Correction for isobaric precursor decays) PHQ=XSECTN; PHYS-FORM=SLD; THK-TGT=([640MG/CM**2,[860MG/CM**2); POL-TGT=0%; ALGN-TGT=0%; ACC=(LINAC'6',SYN'7'); /* '6' 300 MeV electron linac for E(max) <250 MeV */ /* '7' 1.3 GeV electron synchrotron for E(max) >250 MeV */ INST-ACC=(2JPNTOH'8',2JPNINS); /* '8' Laboratory of Nuclear Science */ POL-PRJ=0%; ION-SOURCE=/ Bremsstrahlung (By internal target of Pt with 0.5 mm (Sendai) or 0.05 mm (Tokyo) thickness) /; COINC=NO; ANT-COINC=NO; DET-SYS=HPGE'9'; /* '9' To perform gamma-ray measurement */ ANL=X'10'; /* '10' Cascade-evaporation code PICA */ /* Experimental Method: - Activation (Irradiated for 5-10 min (Sendai) and 60-240 min (Tokyo)) - Gamma ray spectrometry (Measured over 3 months) /* Authors give yield with unit of [micro-barn/equivalent quantum]. */ /* Correction of isobaric precursor decays by iterative non-linear squares fit for cumulative yields */ /* Related references - S.R.Sarkar et al., RCA, 55(1991)113. (Compared with present data). See also EXFOR K2027.117. RCT=133CS(GAMMA,X)127XE; CHM=X'55'; /* '55' CsCl */ INC-ENGY-LAB-RANGE=80[1000MEV; DET-PARTCL=GAMMA'56'; /* '56' Delayed gamma from 127Xe (ground state) */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,11; ENGY-GAMMA=202.9KEV'57'; INTNSTY-GAMMA=0.68'57'; HALF-LIFE=36.41DAY'57'; /* '57' Delayed gamma from 127Xe (ground state) */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB-MAX SIGMA',58' DELTA-SIGMA',59' SIGMA',60' DELTA-SIGMA',61' (MEV) (UB) (UB) (UB) (UB) 1000 2.76 +-0.79 2.57 +-0.73 900 2.83 +-0.38 2.67 +-0.76 850 4.43 +-0.43 X +-X 800 1.89 +-1.01 2.58 +-0.67 650 3.98 +-0.45 X +-X 600 2.02 +-1.14 2.25 +-0.6 500 1.83 +-1.06 1.94 +-0.51 450 2.9 +-0.45 X +-X 400 1.3 +-0.86 1.68 +-0.56 365 1.58 +-0.87 X +-X 320 2.06 +-0.46 X +-X 320 2.37 +-0.6 X +-X 320 2.07 +-0.27 X +-X 315 1.41 +-0.17 X +-X 275 1.09 +-0.54 X +-X 250 1.05 +-0.34 X +-X 250 1.6 +-0.43 X +-X 180 0.9 +-0.06 X +-X 150 0.48 +-0.22 X +-X 90 0.11 +-0.04 X +-X 80 0.072 +-0.006 X +-X \END; /*===================================================================*/ |