Adsorption of Carbon Dioxide, Methane, and Nitrogen Gases onto ZIF Compounds with Zinc, Cobalt, and Zinc/Cobalt Metal Centers

Figure 4

Influence of ZIF types (ZIF-8, Co-ZIF-8, and Zn/Co-ZIF-8) on their adsorption of (a) nitrogen, (b) methane, and (c) carbon dioxide at the temperature of 25°C. The symbols indicate measured data and the lines indicate DSL fitting.

(a)

(b)

(c)