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. 2025 Aug 21;15:30756. doi: 10.1038/s41598-025-15027-3

Table 5.

DFT quantum parameters estimated for Vanillin molecule as corrosion inhibitor.

ELUMO (eV) EHOMO (eV) ΔEgap (eV) A (eV) I (eV) µ (eV) χ (eV) η (eV) σ (eV− 1) ω (eV) ε (eV− 1) Δ N
− 1.685 − 6.089 7.775 1.685 6.089 3.888 − 3.888 − 2.202 − 0.454 − 3.431 − 0.291 − 0.389