follow Dictionary.com

What do a.m. and p.m. stand for?

field emission

noun, Physics.
1.
the removal of electrons from a metallic conductor by a strong electric field.
Origin of field emission
1925-1930
1925-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for field emission
  • The cold field emission microscope eliminates the conventional electron source that illuminates the sample.
  • Two of these, field emission and metal-vacuum-metal tunneling, were explored in some detail.
British Dictionary definitions for field emission

field emission

noun
1.
the emission of electrons from a solid or liquid subjected to a high electric field
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
field emission in Science
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for field emission

Few English speakers likely know this word

Word Value for field

9
10
Scrabble Words With Friends