| Parameter | Value |
| Plasma energy (hωp) | 24.74 eV |
| Penn gap (Ep) | 3.55 eV |
| Fermi energy (EF) | 21.02 eV |
| Electronic polarizability (using the Penn analysis) | 4.75 × 10−24 cm3 |
| Electronic polarizability (using the Clausius-Mossotti relation) | 4.82 × 10−24 cm3 |
| Electronic polarizability (using band gap) | 4.63 × 10−24 cm3 |