valence band

noun

Definition of valence band

: the range of permissible energy values that are the highest energies an electron can have and still be associated with a particular atom of a solid material — compare conduction band

Examples of valence band in a Sentence

Recent Examples on the Web

All the electrons are sitting at low energy, trapped in the valence band. Chris Lee, Ars Technica, "Wireless nanowire lasers absorb infrared, emit blue light," 1 June 2019 At this point, the electron will emit a photon and return to the valence band. Chris Lee, Ars Technica, "Wireless nanowire lasers absorb infrared, emit blue light," 1 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'valence band.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of valence band

1953, in the meaning defined above

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Last Updated

26 Jun 2019

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Time Traveler for valence band

The first known use of valence band was in 1953

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More from Merriam-Webster on valence band

Britannica.com: Encyclopedia article about valence band

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