The binding energies (kcal mol−1) of Pd2 and Pd4 clusters over coronene substrate calculated at ANO-RCC-VDZP, LANL2DZ and mixed basis set [6-31G (d,p) & LANL2DZ].
| Systems | Methods | ANO-RCC-VDZP | 6-31G (d, p) & LANL2DZ | LANL2DZ |
|---|---|---|---|---|
| Pd2/coronene | MP2 | 31.22 | — | — |
| Pd2/coronene | M06-2X | 23.68 | 18 | 30 |
| Pd4/coronene | MP2 | 39.03 | — | — |
| Pd4/coronene | M06-2X | 45.46 | 29.05 | 36.71 |