Assertion: semiconductor's band gap | /r/HasProperty | 1–2 ev.
Facets:
value: in inorganic semiconductors
type: LOCATION
value: typically
type: DEGREE
Source sentences:
text: In molecular crystals the energetic separation between the top of the valence band and the bottom conduction band, i.e. the band gap, is typically 2.5–4 eV, while in inorganic semiconductors the band gaps are typically 1–2 eV.