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photoelectron

Syllabification: pho·to·e·lec·tron
Pronunciation: /ˌfōdōəˈlekträn
 
/

Definition of photoelectron in English:

noun

An electron emitted from an atom by interaction with a photon, especially an electron emitted from a solid surface by the action of light.
Example sentences
  • Above the photoelectric threshold, photoelectrons are emitted in proportion to the intensity of incident light.
  • The other perplexing fact was that the photoelectrons seemed to be emitted instantaneously when the light was turned on.
  • If they receive a second exposure with a low intensity light, developer anions adsorbed to the surface sensitivity centers effectively repel the photoelectrons so that surface latent image specks cannot form.

Derivatives

photoelectronic

1
Pronunciation: /-ilekˈränik/
adjective
Example sentences
  • PFCs are given off primarily during the dry etching and chemical vapor deposition processes in the production of semiconductors and photoelectronic devices.
  • Wu said that because of the park's sound environment for high-tech firms in the photoelectronic industry, firms from related industries have also been encouraged to choose central Taiwan as their base.
  • A photoelectronic detector measures the light passing through the aperture.

Definition of photoelectron in:

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