${\eta }_1$

$p=\frac{M}{m}$

$M\left(\times {10}^{26}\right)$ [10]

$m\left(\times {10}^{26}\right)$ [10]

Crystal

0.495478885554644

1

1.994022912

1.994022912

C-C

0.495478885554644

1

4.663788810

4.663788810

Si-Si

0.495478885554644

1

12.05213349

12.05213349

Ge-Ge

0.381690077840471

2.338884263

4.663788810

1.994022912

Si-C

0.400556205681922

2.039301310

10.85505562

5.322928773

Zn-S

0.406612439957611

1.951667177

21.18545600

10.85505562

Zn-Te

0.327164494602450

3.505926388

18.66179645

5.322928773

Cd-S

0.479475162402413

1.135231317

28.76019326

18.66179645

Cd-Te