emission phenomena

См. также в других словарях:

• 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 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

• Electrical phenomena — are commonplace and unusual events that can be observed which illuminate the principles of the physics of electricity and are explained by them.Electrical phenomena are a somewhat arbitrary division of electromagnetic phenomena.Some examples… …   Wikipedia

• Spontaneous emission — is the process by which a light source such as an atom, molecule, nanocrystal or nucleus in an excited state undergoes a transition to the ground state and emits a photon. Spontaneous emission of light or luminescence is a fundamental process… …   Wikipedia

• Nocturnal emission — This article is about the biological function. For the sound art group, see Nocturnal Emissions. For fictional works, see Wet Dream (disambiguation). A nocturnal emission involves either ejaculation during sleep for a male, or lubrication of the… …   Wikipedia

• Endaural phenomena — are sounds that are heard without any external acoustic stimulation. Endaural means in the ear . Phenomena include transient ringing in the ears (that sound like sine tones), white noise like sounds, and subjective tinnitis. Endaural phenomena… …   Wikipedia

• Scientific phenomena named after people — This is a list of scientific phenomena and concepts named after people (eponymous phenomena). For other lists of eponyms, see eponym. NOTOC A* Abderhalden ninhydrin reaction Emil Abderhalden * Abney effect, Abney s law of additivity William de… …   Wikipedia

• David L. Webster — For other people named David Webster, see David Webster (disambiguation). David Locke Webster Born November 6, 1888 …   Wikipedia

• AFP-675 — (Air Force Program 675) was a Space Shuttle experiment package that was carried into orbit on Discovery as part of STS 39.AFP 675 consisted of six experiment packages mounted on a pallet in the Discovery s cargo bay. The total weight of the… …   Wikipedia

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium

• cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium