field-electron emission

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• Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… …   Wikipedia

• electron emission — Synonyms and related words: Becquerel ray, Grenz ray, Roentgen ray, X radiation, X ray, actinic ray, alpha radiation, alpha ray, anode ray, beta radiation, beta ray, canal ray, cathode glow, cathode ray, collision emission, cosmic radiation,… …   Moby Thesaurus

• Field emission — (FE) is the emission of electrons from the surface of a condensed phase into another phase due to the presence of high electric fields. In this phenomenon, electrons with energies below the Fermi level tunnel through the potential barrier at the… …   Wikipedia

• Field emission display — A field emission display (FED) is a display technology that incorporates flat panel display technology that uses large area field electron emission sources to provide electrons that strike colored phosphor to produce a color image as a electronic …   Wikipedia

• field emission display — noun a flat panel display technology that uses large area field electron sources to provide electrons that strike coloured phosphors to produce a colour image. In a general sense, an FED consists of a matrix of cathode ray tubes, each tube… …   Wiktionary

• Electron beam lithography — (often abbreviated as e beam lithography) is the practice of scanning a beam of electrons in a patterned fashion across a surface covered with a film (called the resist),cite book |last= McCord |first=M. A. |coauthors=M. J. Rooks |title=… …   Wikipedia

• electron tube — an electronic device that consists, typically, of a sealed glass bulb containing two or more electrodes: used to generate, amplify, and rectify electric oscillations and alternating currents. Also called electronic tube. Cf. gas tube, vacuum tube …   Universalium

• field emission — Physics. the removal of electrons from a metallic conductor by a strong electric field. [1925 30] * * * ▪ physics also called  Cold Emission,         discharge of electrons from the surface of a material subjected to a strong electric field. In… …   Universalium

• Emission spectrum — The emission spectrum of a chemical element or chemical compound is the spectrum of frequencies of electromagnetic radiation emitted by the element s atoms or the compound s molecules when they are returned to a lower energy state. Each element s …   Wikipedia

• electron beam — ▪ physics       stream of electrons (as from a betatron) generated by heat ( thermionic emission), bombardment of charged atoms or particles (secondary electron emission), or strong electric fields (field emission). Electrons may be collimated by …   Universalium

• Émission par effet de champ — L émission par effet de champ est l émission d électrons induits par des champs électromagnétiques externes. Elle peut avoir lieu à partir d une surface solide ou liquide, ou bien directement au niveau d un atome en milieu gazeux. La théorie d… …   Wikipédia en Français