$\rho =\frac{E_{F1}}{k{\theta }_0}$

${\lambda }_{m1}\left(\text{Ca}\right)$

${\lambda }_{m2}\left(\text{Bi}\right)$

${\lambda }_{m2}\left(\text{Sr}\right)$

10

0.31283

0.22043

0.20778

5

0.31243

0.22003

0.20736

4

0.31219

0.21980

0.20712

3

0.31176

0.21937

0.20667

2

0.31069

0.21835

0.20558

1

0.30594

0.21382

0.20075