Table 1 The adsorption energies of different adsorption capacity within montmorillonite layer.

From: First-principle calculations of sulfur dioxide adsorption on the Ca-montmorillonite

Adsorption capacity (mmol g\(^{-1}\))

Adsorption energy (eV)

Adsorption capacity (mmol g\(^{-1}\))

Adsorption energy (eV)

0.68

1.27

7.53

− 5.00

1.37

1.50

8.22

− 5.44

2.05

0.67

8.90

− 5.75

2.74

− 0.93

9.59

− 6.35

3.42

− 2.06

10.27

− 6.85

4.11

− 2.45

10.96

− 7.39

4.79

− 2.85

11.64

− 7.90

5.48

− 3.11

12.33

− 8.61

6.16

− 3.60

13.01

− 8.99

6.85

− 4.40

13.70

− 9.37