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Table 1

Solar system Ba and Eu isotope abundance fractions (%) and s-process contributions (%).

Total s-process

1.5, 3 M AGB models GCE calculations


L2009 A99 B11 T99 B14

134Ba 2.4 100 100 94 100
135Ba 6.6 30 26 22 28
136Ba 7.9 100 100 97 100
137Ba 11.2 67 66 58 63
138Ba 71.7 94 86 84 92
Total Ba 81 ± 6.7 88.7 ± 5.3 80 85.2 ± 6.7

151Eu 47.8 6 6 6 6
153Eu 52.2 5 6 5 6
Total Eu 6 ± 7 6 ± 0.3 6 6 ± 0.4

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