amplified spontaneous emission

wzmocniona emisja spontaniczna

English-Polish dictionary of Electronics and Computer Science. 2013.

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  • Amplified spontaneous emission — (ASE) or superluminescence is light, produced by spontaneous emission, that has been optically amplified by the process of stimulated emission in a gain medium.Origins and problemsASE is produced when a laser gain medium is pumped to produce a… …   Wikipedia

  • Self-Amplified Stimulated-Emission — Self Amplified Spontaneous (or Stimulated) Emission (SASE) is a process within a Free electron laser (FEL) by which a laser beam is created by the high energy electron beam. The lasing starts up from the random microbunching (i.e., shot noise) on …   Wikipedia

  • Induced gamma emission — In physics, induced gamma emission (IGE) refers to the process of fluorescent emission of gamma rays from excited nuclei, usually involving a specific nuclear isomer. It is analogous to conventional fluorescence, which is defined to be the… …   Wikipedia

  • Optical amplifier — An optical amplifier is a device that amplifies an optical signal directly, without the need to first convert it to an electrical signal. An optical amplifier may be thought of as a laser without an optical cavity, or one in which feedback from… …   Wikipedia

  • Astrophysical maser — An astrophysical maser is a naturally occurring source of stimulated spectral line emission, typically in the microwave portion of the electromagnetic spectrum. This emission may arise in molecular clouds, comets, planetary atmospheres, stellar… …   Wikipedia

  • Laser construction — A laser is constructed from three principal parts:*An energy source (usually referred to as the pump or pump source ), *A gain medium or laser medium , and *Two or more mirrors that form an optical resonator . Pump sourceThe pump source is the… …   Wikipedia

  • European x-ray free electron laser — The European x ray free electron laser (XFEL) is a planned European project in strong connection with the DESY research center in Hamburg. [cite web |title=XFEL|url=http://xfel.desy.de/ |format= |accessdate=2007 12 20] . A free electron laser… …   Wikipedia

  • Disk laser — Not to be confused with Laserdisc. Fig.1. An optically pumped disk laser (active mirror). A disk laser or active mirror (Fig.1.) is a type of solid state laser characterized by a heat sink and laser output that are realized on opposite sides of a …   Wikipedia

  • Laser — Laserlicht; Laserstrahl; köhärentes Licht * * * La|ser 〈[ lɛızə(r)] od. [le:zə(r)] m. 3; Phys.〉 eine von außen angeregte, gleichzeitige Strahlungsemission vieler Atome, wobei die höchsten bekannten Energiedichten je Flächeneinheit erreicht werden …   Universal-Lexikon

  • ASE — can stand for: Institutions *Academia de Studii Economice (the Economic Sciences Academy) in Bucharest, Romania *Admiralty Signal Establishment, a defense research organization in the UK *Advanced Semiconductor Engineering, a Taiwanese… …   Wikipedia

  • Optical parametric amplifier — An optical parametric amplifier, abbreviated OPA, is a laser light source that emits light of variable wavelengths by an optical parametric amplification process. Contents 1 Optical parametric generation (OPG) 2 Optical parametric amplification… …   Wikipedia

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