"field emission." YourDictionary, n.d. Web. 11 December 2018. <https://www.yourdictionary.com/field-emission>.
field emission. (n.d.). Retrieved December 11th, 2018, from https://www.yourdictionary.com/field-emission
The emission of electrons from the surface of a conductor, caused by a strong electric field. Field emission is used to create electron beams in certain electron microscopes, as well as in flat-panel computer and television displays, in which the electron beams produce light by striking a phosphor-coated screen.