Table 2. Polarization and adsorption energy of CH4@catechol-(Mg/Ca) clusters. Units are given in kJ mol−1.
| N th CH4 | Cat-Mg | Cat-Ca | ||
|---|---|---|---|---|
| ΔPOL | ΔEads | ΔPOL | ΔEads | |
| 1 | −49.9 | −40.7 | −19.9 | −26.7 |
| 2 | −33.6 | −27.0 | −17.6 | −24.7 |
| 3 | −17.9 | −14.6 | −16.0 | −21.7 |
| 4 | −1.0 | −17.1 | −16.4 | −22.2 |