Emission

Emission

Emission may refer to:
* Flue gas, also:
** Exhaust gas, flue gas occurring as a result of the combustion of a fuel
* Emission of air pollutants
* Emission (electromagnetic radiation), the process by which the energy of a photon is released by another entity
* Emission (radiocommunications), the radio signal (usually modulated) emitted from a radio transmitter
* Emission coefficient, a coefficient in the power output per unit time of an electromagnetic source
* Emission factor
* Emission line, or "spectral line", a dark or bright line in an otherwise uniform and continuous spectrum
* Emission nebula, a cloud of ionized gas emitting light of various colors
* Emission spectroscopy, mass spectroscopy, photoemission spectroscopy, flame emission spectroscopy and other types of spectroscopy
* Emission standard
* Emission theory, a competing theory for the special theory of relativity, explaining the results of the Michelson-Morley experiment
* Emission theory (vision), the proposal that visual perception is accomplished by rays of light emitted by the eyes
* Emissions trading
* Ejaculation, the ejecting of semen from the penis; also, specifically:
** Nocturnal emission, ejaculation experienced during sleep
* Light emission
* Thermionic emission, the flow of charged particles called thermions from a charged metal or a charged metal oxide surface, archaically known as the Edison effect
* Noise emission; see Noise


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  • Emission — Emission …   Deutsch Wörterbuch

  • émission — [ emisjɔ̃ ] n. f. • 1390; lat. emissio 1 ♦ Physiol. Action de projeter (un liquide) hors de l organisme; écoulement sous pression. Émission d urine (⇒ miction) ; de sperme (⇒ éjaculation) . 2 ♦ (XVIe) Production (de sons vocaux). Émission d un… …   Encyclopédie Universelle

  • Emission — Émission Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom …   Wikipédia en Français

  • Emission — in physikalischem Sinn, Aussendung von strahlender Energie (Licht , Wärme , Kathoden , Röntgen , Radiumstrahlen) von der Oberfläche eines Körpers in den umgebenden Raum. Zu unterscheiden ist die Emanation, Aussendung stofflicher Substanz; z.B.… …   Lexikon der gesamten Technik

  • Emission — (lateinisch emittere ‚aussenden‘“) bezeichnet: Emission (Physik), die Aussendung von Wellen oder Teilchen Emission (Umwelt), in der Ökologie eine Abgabe von Substanzen an die Umwelt – beispielsweise in Abwässern und Abgasen Emission… …   Deutsch Wikipedia

  • Emission — E*mis sion, n. [L. emissio: cf. F. [ e]mission. See {Emit}.] 1. The act of sending or throwing out; the act of sending forth or putting into circulation; issue; as, the emission of light from the sun; the emission of heat from a fire; the… …   The Collaborative International Dictionary of English

  • émission — ÉMISSION. s. f. Terme didactique. Action par laquelle une chose est poussée au dehors. L émission des rayons du soleil. L odeur est l impression que fait sur nous l émission des corpuscules émanés des corps odorans. [b]f♛/b] On dit en termes de… …   Dictionnaire de l'Académie Française 1798

  • Emission — Sf Ausgabe (Wertpapiere, Briefmarken); Ausströmen von Schadstoffen per. Wortschatz fach. (16. Jh.) Entlehnung. Entlehnt aus frz. émission, dieses aus l. ēmissio Hinausschicken , Abstraktum zu l. ēmittere heraus , hinausschicken zu l. mittere… …   Etymologisches Wörterbuch der deutschen sprache

  • emission — UK US /ɪˈmɪʃən/ noun ENVIRONMENT ► [C, usually plural] an amount of something, especially a gas that harms the environment, that is sent out into the air: emissions of sth »The bill is intended to lower emissions of greenhouse gases.… …   Financial and business terms

  • emission — Emission. s. m. Terme dogmatique. Action par laquelle on pousse quelque chose au dehors. Il se dit principalement des rayons de lumiere. L emission des rayons du Soleil. Quelques uns ont cru que l action de la veuë se faisoit par l emission des… …   Dictionnaire de l'Académie française

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