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bandgap

noun

Etymology

From band + gap.

  1. derived from *ǵʰeh₂-✻ — “to open wide, gape”
  2. derived from *gapōną✻
  3. derived from gap — “an empty space, gap, chasm”
  4. inherited from gap//gappe
  5. compounded as bandgap — “band + gap”

Definitions

  1. The energy difference between two allowed ranges of electron energy in a solid

    The energy difference between two allowed ranges of electron energy in a solid; especially the difference between the energies of the valence band and the conduction band.

  2. A gap in a frequency range in which waves cannot propagate.

    • The propagation of an acoustic wave inside a phononic crystal is forbidden in the bandgap frequency range due to Bragg scattering.

The neighborhood

Vish — recursive loop

No curated loop yet for bandgap. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA