fig2
From: Machine learning for prediction of CO2/N2/H2O selective adsorption and separation in metal-zeolites
![Machine learning for prediction of CO<sub>2</sub>/N<sub>2</sub>/H<sub>2</sub>O selective adsorption and separation in metal-zeolites](https://image.oaes.cc/789e9a28-834e-4080-b361-63ddfa2fa80e/jmi3025.fig.2.jpg)
Figure 2. (A) Five topological structures of zeolites; (B) Electrostatic potential diagram of metal-zeolites with different Si/Al ratios. PLD: Pore limiting diameter.