impurity band

impurity band

[im′pyu̇r·əd·ē ‚band]
(solid-state physics)
The impurity levels in a semiconductor, occupying a certain range of energies.
References in periodicals archive ?
The transition from trap to trap is made possible only if the destination site is vacant; the hop itself does not involve the concept of band energy, with the exception of impurity band conduction [2].
The company has developed blocked impurity band (Bib) detectors that are better at VLWlR, but notes that spectral response is not easily tailored to the needs of a two-colour FPA.
KBr sample pellets were run versus a blank KBr pellet in the reference beam to cancel KBr impurity bands, mainly [H.
The sample KBr pellet was run against the spectrum of a blank KBr pellet to cancel the impurity bands.