Properties of Metal-Doped Covalent Organic Frameworks and Their Interactions with Sulfur Dioxide

Figure 3

Electrostatic potential distribution of all the metal-doped complexes (metal@COF-105). (a) Li@COF-105. (b) Na@COF-105. (c) K@COF-105. (d) Sc@COF-105.

(a)

(b)

(c)

(d)