Table 3. Adsorption Energies (Eads) of the Adsorption Configurations, and the Mulliken Charges (Q) Transferred between the CO2 Molecules and the Adsorbing Materials.
| Eads (kcal/mol) | Q (e) | O–C–O bond angles (°) | |
|---|---|---|---|
| MCER | –8.13 | 0.001 | 176.5 |
| D001 | –7.49 | –0.001 | 175.9 |
| MCER-DEA | –17.59 | 0.104 | 149.1 |
| D001-PEI | –18.64 | 0.235 | 148.2 |