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Helium (He, Z=2)
Basic properties are computed by the atom-DFT program (atom_dft) based on the density functional theory with the local-density approximation [J. P. Perdew and Alex Zunger, Phys. Rev. B 23, 5048 (1981)].
Total energy
-2.8343 a.u.
Electronic structure
| state | occupation | εn (a.u.) | εn (eV) |
|---|---|---|---|
| 1s | 2 | -0.570214 | -15.5164 |
