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. 2021 Apr 1;26(7):1988. doi: 10.3390/molecules26071988

Table 3.

Free energy differences ΔG and energy differences ΔE for the transition state and Pyr with respect to Oct. Binding energies BE (kcal/mol) of the octahedral (Oct) and pyramidal (Pyr) structures of the Zn complex adsorbed on the SiO2 silica slab. Binding energy difference Δ(BE) relative to Oct.

(kcal/mol) Oct@SiO2 TS@SiO2 Pyr@SiO2
ΔG 0 +5.80 +3.57
ΔE 0 +7.80 +2.23
BE 28.27 - 36.07
Δ(BE) 0 - 7.81