126XE 126CS EC DECAY 1992MA08 22NDS 202205
126XE H TYP=FUL$AUT=H. Iimura, J.Katakura, S. Ohya$CIT=NDS 180, 1 (2022)$
126XE2 H CUT=1-Oct-2021$
126XE c The decay scheme is that of 1976Pa11, extended by 1992Ma08.
126XE c 1992Ma08: {+98,100}Mo({+32}S,xnyp){+126}Cs E({+32}S)=145 MeV, on-line
126XE2c mass separation |g, |g|g, ce
126XE c 1976Pa11; {+115}In({+16}O,5n){+126}La |e decay, {+133}Cs(p,8n){+126}Ba.
126XE2c {+126}Ba |e decay; semi, scin |g, |b|g-, |g|g-coin.
126XE c 1979Si11;
126XE2c {+133}Cs(p,8n){+126}Ba |e decay, Ge(Li)-NaI(Tl) |g|g(|q), established
126XE3c 925|g-388|g cascade is 0+ - 2+ - 0+
126XE c Others: 1954Ka33, 1967DaZY, 1969Ch18, 1975We23, 1978Dr01, 1993Al03.
126XE cE It is likely that some high energy |g rays were not observed
126XE2cE in 1992Ma08.
126XE cE I|b: see comment on I|g normalization in |g({+126}Xe) data
126XExcE set.
126XE cG I|g normalization: from I(|e+|b{++} to g.s.)=56.4% {I22};
126XE2cG this value is estimated by the evaluators on the basis of
126XE3cG I(|g{+|+})/I(388.6|g)=4.0 {I2} (1976Pa11) for {+126}Ba-{+126}Cs
126XE4cG equilibrium source with the assumptions that: 1) |b{++} transitions in
126XE5cG {+126}Ba |b{++} decay are negligible; 2) the I(|e)/I(|b{++}) ratios
126XE6cG are those given in |b{++}, |e data in this data set. Relative to
126XExcG I(388.6|g)=100 (1992Ma08).
126XE cG M,MR |a(K)exp of 1992Ma08 were measured relative to
126XE2cG |a(K)exp(388.66|g), with the theoretical value for pure E2 taken as
126XE3cG 0.0154. Evaluators recalculated with 0.0156
126XE cG E From 1992Ma08.
126XE cG M,MR From adopted gammas except where noted otherwise
126XE cL J From the adopted levels.
126CS P 0.0 1+ 1.643 M 17 4796 10
126XE N 0.404 20 1.00 1.00
126XE PN 3
126XE G 411.82 5 0.15 1
126XE G 526.4 1 0.037 6
126XE G 548.7 3 1.6 3
126XE cG 1976Pa11 lists this |g as belonging to Cs decay. However,
126XE2cG this |g is included in Ba decay scheme in 1976Pa11.
126XE G 713.1 5 0.2 1
126XE cG Observed in 1976Pa11
126XE G 977.1 1 0.028 5
126XE G 983.9 1 0.012 4
126XE G 993.1 1 0.014 4
126XE G 1033.4 5 0.7 2
126XE cG Observed in 1976Pa11
126XE G 1210.0 1 0.015 2
126XE G 1430.2 1 0.011 4
126XE G 1467.3 5 0.2 1
126XE cG Observed in 1976Pa11
126XE G 1687.0 1 0.019 2
126XE G 1768.2 1 0.012 2
126XE G 2155 1 0.06 2
126XE cG Observed in 1976Pa11
126XE G 2281.2 1 0.006 1
126XE G 2338.0 1 0.025 3
126XE G 2425.3 1 0.011 2
126XE G 2512.3 1 0.012 2
126XE G 2524.7 1 0.038 3
126XE G 2566.3 1 0.075 3
126XE G 2581.3 1 0.041 2
126XE G 2644.8 2 0.016 2
126XE G 2656.8 2 0.015 2
126XE G 2876.1 2 0.006 1
126XE G 2918.1 2 0.012 1
126XE G 2988.1 2 0.005 1
126XE G 3149.5 2 0.016 2
126XE G 3175.5 2 0.020 2
126XE G 3207.1 2 0.007 1
126XE L 0.0 0+ STABLE
126XE E 48.5 19 7.9 3 5.053 19 56.4 22
126XES E EAV=1722.0 52$CK=0.1201 9$CL=0.01592 12$CM+=0.00432 4
126XE L 388.62 32+
126XE E 24.4 13 5.5 3 5.137 25 29.9 16C
126XES E EAV=1539.2 52$CK=0.1574 13$CL=0.02089 17$CM+=0.00567 5
126XE G 388.66 5 100 E2 0.0187 C
126XES G KC=0.01561 22$LC=0.00243 4$MC=0.000500 7
126XES G NC=0.0001019 15$OC=1.199E-5 17
126XE cG M from |g|g(|q) (1979Si11),
126XE2cG ce(K):ce(L):ce(M)=1.00:0.175 {I9}:0.044 {I4} (1992Ma08).
126XE L 879.86 32+
126XE E 2.9 4 1.0 1 5.76 6 3.9 5
126XES E EAV=1309.9 52$CK=0.2267 20$CL=0.0301 3$CM+=0.00818 7
126XE G 491.27 5 12.4 9 M1+E2 +9.1 +43-23 C
126XES G CC=0.00946 14$KC=0.00800 12$LC=0.001164 17$MC=0.000238 4
126XES G NC=4.87E-5 7$OC=5.84E-6 9
126XE cG M,MR from |g|g(|q) in {+126}I |b{+-} decay (1971Ta04).
126XE2cG |a(K)exp=0.0112 {I9}, |a(L)exp=0.0017 {I1}, |a(M)exp=0.00046 {I5}
126XExcG (1992Ma08).
126XE G 879.90 5 3.18 7 E2 C
126XES G CC=0.00216 3$KC=0.00185 3$LC=0.000242 4$MC=4.90E-5 7
126XES G NC=1.010E-5 15$OC=1.247E-6 18
126XE cG |a(K)exp=0.0021 {I1} (1992Ma08).
126XE L 941.97 44+
126XE G 553.38 5 0.67 1 E2 C
126XES G CC=0.00680 10$KC=0.00578 8$LC=0.000818 12$MC=0.0001670 24
126XES G NC=3.42E-5 5$OC=4.13E-6 6
126XE cG |a(K)exp=0.0075 {I4}, |a(L)exp=0.00086 {I18} (1992Ma08).
126XE L 1313.86 40+
126XE E 3.4 2 2.0 1 5.37 3 5.4 3
126XES E EAV=1109.1 51$CK=0.317 3$CL=0.0423 4$CM+=0.01148 10
126XE G 434.01 5 2.67 5 E2 0.01345 C
126XES G KC=0.01131 16$LC=0.001705 24$MC=0.000350 5
126XES G NC=7.14E-5 10$OC=8.47E-6 12
126XE cG M |a(K)exp=0.0138 {I6}, |a(L)exp=0.00218 {I16} (1992Ma08).
126XE G 925.24 5 11.2 2 E2 C
126XES G CC=0.00192 3$KC=0.001656 24$LC=0.000214 3$MC=4.34E-5 6
126XES G NC=8.96E-6 13$OC=1.108E-6 16
126XE cG M |a(K)exp=0.00225 {I9}, |a(L)exp=0.00031 {I4} (1992Ma08).
126XE L 1317.66 43+
126XE G 437.85 5 0.30 1 M1+E2 +8 +3-2 0.01314 C
126XES G KC=0.01107 16$LC=0.001658 24$MC=0.000340 5
126XES G NC=6.95E-5 10$OC=8.26E-6 12
126XE cG |a(K)exp=0.012 {I17} (1992Ma08).
126XE G 929.08 5 0.34 2 M1+E2 +1.6 +3-7 C
126XES G CC=0.00208 18$KC=0.00180 16$LC=0.000229 17$MC=4.6E-5 4
126XES G NC=9.6E-6 7$OC=1.19E-6 10
126XE L 1678.56 32+
126XE E 1.09 6 1.06 6 5.550 24 2.15 11
126XES E EAV=942.0 51$CK=0.420 4$CL=0.0561 5$CM+=0.01524 13
126XE G 360.86 5 0.282 2 C
126XE G 364.70 5 0.54 1 E2 0.0226 C
126XES G KC=0.0189 3$LC=0.00300 5$MC=0.000618 9
126XES G NC=0.0001259 18$OC=1.473E-5 21
126XE cG |a(K)exp=0.031 {I8} (1992Ma08).
126XE G 736.54 5 0.47 1 E2 C
126XES G CC=0.00327 5$KC=0.00280 4$LC=0.000375 6$MC=7.63E-5 11
126XES G NC=1.571E-5 22$OC=1.92E-6 3
126XE cG |a(K)exp=0.0033 {I3} (1992Ma08).
126XE G 798.65 5 1.33 2 M1(+E2) C
126XES G CC=0.0032 5$KC=0.0027 4$LC=0.00035 5$MC=7.0E-5 9
126XES G NC=1.45E-5 18$OC=1.81E-6 24
126XE cG |a(K)exp=0.0034 {I2} (1992Ma08).
126XE G 1289.87 5 0.81 2 M1,E2 C
126XES G CC=0.00110 13$KC=0.00093 12$LC=0.000115 13$MC=2.3E-5 3
126XES G NC=4.8E-6 6$OC=6.1E-7 8$IPC=1.95E-5 7
126XE cG |a(K)exp=0.0017 {I8} (1992Ma08).
126XE G 1678.51 5 1.86 4 C
126XE L 1760.53110+
126XE G 1371.9 1 0.092 4 C
126XE L 1903.46115+
126XE G 585.8 1 0.021 6 E2
126XES G CC=0.00584 9$KC=0.00497 7$LC=0.000696 10$MC=0.0001418 20
126XES G NC=2.91E-5 4$OC=3.52E-6 5
126XE L 2004.83113(-)
126XE G 1616.2 1 0.029 3 (E1)
126XE L 2064.0 42(+)
126XE E 0.071 4 0.130 7 6.34 3 0.201 11
126XES E EAV=767.1 50$CK=0.553 4$CL=0.0740 6$CM+=0.02010 15
126XE G 1184.0 1 0.135 4 (M1+E2) C
126XE G 1675.5 1 0.36 1 D(+Q) +0.00 5 C
126XE L 2086.29 7 2+
126XE E 0.024 1 0.047 3 6.78 3 0.071 4
126XES E EAV=757.1 50$CK=0.561 4$CL=0.0751 6$CM+=0.02040 15
126XE G 1144.4 1 0.054 3
126XE G 1206.4 1 0.095 3 D+Q +0.9 +5-3 C
126XE G 2086.2 1 0.026 2
126XE L 2215.18 8(1,2+)
126XE E 0.00800LT 0.0197 LT 7.1 GT 0.0277 LT
126XES E EAV=699.1 50$CK=0.608 4$CL=0.0814 6$CM+=0.02213 15
126XE G 1826.9 1 0.055 3
126XE G 2214.8 1 0.013 2
126XE L 2228.65 8(1,2+)
126XE E 0.012 1 0.031 2 6.91 4 0.043 3
126XES E EAV=693.1 50$CK=0.613 4$CL=0.0821 6$CM+=0.02231 15
126XE G 1348.9 1 0.053 3
126XE G 1839.9 1 0.067 3
126XE L 2347.23 60+,1,2
126XE E 0.049 3 0.159 8 6.159 25 0.208 11
126XES E EAV=640.0 50$CK=0.655 4$CL=0.0878 6$CM+=0.02388 15
126XE G 1958.59 5 0.51 1 C
126XE L 2358.58 8 1+
126XE G 1969.8 1 0.008 2 D+Q +0.8 +10-5
126XE G 2358.7 1 0.011 2
126XE L 2419.22 71+,2+
126XE E 0.012 1 0.047 3 6.66 3 0.059 4
126XES E EAV=607.8 49$CK=0.679 4$CL=0.0912 5$CM+=0.02480 14
126XE G 1101.8 1 0.027 3 C
126XE G 1539.4 1 0.075 3 C
126XE G 2030.3 1 0.042 2
126XE L 2455.31 3 2+
126XE E 0.10 1 0.44 2 5.68 3 0.54 3
126XES E EAV=591.8 49$CK=0.691 4$CL=0.0929 5$CM+=0.02525 14
126XE G 776.7 1 0.015 5
126XE G 1137.9 1 0.046 3 C
126XE G 1513.6 1 0.076 3 C
126XE G 1575.6 1 0.206 5 C
126XE G 2066.8 1 0.83 2 C
126XE G 2455.3 1 0.151 4
126XE L 2489.35 6(2+)
126XE E 0.0348 21 0.161 9 6.10 3 0.196 11
126XES E EAV=576.6 49$CK=0.702 4$CL=0.0944 5$CM+=0.02566 14
126XE G 1609.43 5 0.352 7 D+Q C
126XE G 2100.9 1 0.130 4 C
126XE L 2502.54 60+,1,2
126XE E 0.050 3 0.240 12 5.924 24 0.290 15
126XES E EAV=570.8 49$CK=0.706 4$CL=0.0950 5$CM+=0.02582 14
126XE G 1622.65 5 0.69 1 C
126XE G 2114.0 1 0.023 2
126XE L 2520.86 80+,1,2
126XE E 0.0088 7 0.044 3 6.65 4 0.053 4
126XES E EAV=562.6 49$CK=0.712 4$CL=0.0957 5$CM+=0.02603 13
126XE G 1641.1 1 0.030 3
126XE G 2132.1 1 0.101 3
126XE L 2553.03100+
126XE G 2553.0 1 E0
126XE L 2565.15 5
126XE E 0.0245 15 0.139 8 6.14 3 0.163 9
126XES E EAV=543.0 49$CK=0.726 4$CL=0.0976 5$CM+=0.02654 13
126XE G 1247.49 5 0.109 4 C
126XE G 2176.50 5 0.291 6 C
126XE L 2759.4411
126XE E 0.00068LT 0.0070 LT 7.4 GT 0.0077 LT
126XES E EAV=457.1 49$CK=0.778 3$CL=0.1049 4$CM+=0.02853 10
126XE G 2370.8 1 0.019 2
126XE L 2796.41 80+,1,2
126XE E 0.0111 8 0.129 7 6.07 3 0.140 8
126XES E EAV=440.9 49$CK=0.7860 25$CL=0.1060 4$CM+=0.02885 10
126XE G 1916.7 1 0.022 2
126XE G 2407.6 1 0.322 6 C
126XE L 2893.17 7 2+
126XE E 0.0052 4 0.088 5 6.196 25 0.093 5
126XES E EAV=398.4 49$CK=0.8052 20$CL=0.1088 3$CM+=0.02961 8
126XE G 1951.1 1 0.024 2
126XE G 2013.3 1 0.070 3 C
126XE G 2504.6 1 0.120 4 C
126XE G 2893.1 2 0.014 1
126XE L 2962.0911
126XE E 0.00030LT 0.0066 LT 7.3 GT 0.0069 LT
126XES E EAV=368.3 49$CK=0.8166 17$CL=0.11047 25$CM+=0.03006 7
126XE G 2020.1 1 0.017 2