L

M

logKex±

logKD,A

logK1,NB (INBb/10-4)

logKD,ML

logKex2±c

18C6

Ca

5.44

−1.43

5.9 (8.9)

0.88

−0.5

Sr

6.92

−0.98

5.3 (4.8)

−0.17

1.6

Ba

7.35

−0.69

4.9 (5.9)

−0.99

2.7d

B18C6

Ca

2.71

−1.92

5.0 (6.9)

2.62

−2.3

Sr

4.34

−1.34

4.7 (2.3)

1.44

−0.4

Ba

5.01

−1.17

4.1 (2.1)

1.61

0.9d