/*===================================================================*/ /* NRDF D2026 Data No.4 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,4; 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,4; /* 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 */ RCT=127I(GAMMA,PIN)127XE; CHM=X'23'; /* '23' KI */ INC-ENGY-LAB-RANGE=80[1200MEV; DET-PARTCL=GAMMA'24'; /* '24' Delayed gamma from 127Xe (ground state) */ /* By author: Including secondary particle-induced reaction (p,n) */ /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,4; ENGY-GAMMA=202.9KEV'25'; INTNSTY-GAMMA=0.68'25'; HALF-LIFE=36.41DAY'25'; /* '25' Delayed gamma from 127Xe (ground state) */ /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; INC-ENGY-LAB-MAX SIGMA'26' DELTA-SIGMA'26,26' (MEV) (UB) (UB) 1200 98.6 +-4.3 1000 120 +-17 900 75.1 +-1.4 850 92.1 +-5.2 800 132 +-17 750 116 +-24 700 85.3 +-5.2 650 123 +-11 600 98.1 +-2.6 550 78.4 +-5.4 500 113 +-18 450 71.4 +-16.5 400 134 +-28 375 72.3 +-11.1 365 152 +-65 350 54.8 +-10.9 320 42.1 +-3.8 315 111 +-57 275 39.4 +-7.6 250 35.3 +-6.8 220 20.2 +-0.7 195 22.4 +-1.6 180 24.1 +-12.1 150 6.89 +-1.69 80 2.5 +-0.4 \END; /*===================================================================*/ |