KnowraNearly-free-electron modelLinked fromLinked fromThe 8 pages that link to Nearly-free-electron model, each with the reason it gives.All 8Broader topic 1Related 2Compared with 5Band theoryCompared with: It explains how a weak lattice potential opens gaps at Brillouin-zone boundaries.Tight-binding modelCompared with: It starts from delocalized plane waves, opposite to tight binding's localized-orbital basis.Electronic band structureCompared with: It shows how a weak lattice potential opens gaps at Brillouin-zone boundaries.Free electron modelCompared with: It restores the lattice’s periodic potential to explain energy bands and band gaps.Felix BlochCompared with: It approximates Bloch’s full periodic-potential framework when the crystal potential is weak.