backscatter-to-extinction ratio

  • 1 Extinction ratio — In telecommunications, extinction ratio ( r e ) is the ratio of two optical power levels, of a digital signal generated by an optical source, e.g., a laser diode, where P 1 is the optical power level generated when the light source is on, and P 2 …

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  • 2 Polarization-maintaining optical fiber — In fiber optics, polarization maintaining optical fiber (PMF or PM fiber) is optical fiber in which the polarization of linearly polarized light waves launched into the fiber is maintained during propagation, with little or no cross coupling of… …

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  • 3 Reinforcement — Reinforce redirects here. For the Magical Girl Lyrical Nanoha character, see Reinforce (Nanoha). This article is about the term used in operant conditioning. For the construction materials reinforcement, see Rebar. For reinforcement learning in… …

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  • 4 Polarizer — For the photographic filter, see Polarizing filter (Photography). A polarizing filter cuts down the reflections (top) and made it possible to see the photographer through the glass at roughly Brewster s angle although reflections off the back… …

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  • 5 Optical modulation amplitude — In telecommunications, optical modulation amplitude (OMA) is the difference between two optical power levels, of a digital signal generated by an optical source, e.g., a laser diode. It is given by where P1 is the optical power level generated… …

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  • 6 Extinktionsverhältnis — Das Extinktionsverhältnis (engl. Extinction ratio ER, Formelzeichen re) ist der Quotient zweier Messwerte der Abschwächung (Extinktion) einer Lichtstrahlung bei zwei verschiedenen Zuständen, z. B. verschiedenen Wellenlängen. Telekommunikation In… …

    Deutsch Wikipedia

  • 7 Polarisations-Extinktionsverhältnis — Das Extinktionsverhältnis (engl. Extinction ratio ER, Formelzeichen re) ist der Quotient zweier Messwerte der Abschwächung (Extinktion) einer Lichtstrahlung bei zwei verschiedenen Zuständen, z. B. verschiedenen Wellenlängen. Telekommunikation In… …

    Deutsch Wikipedia

  • 8 коэффициент контрастности оптического модулятора — коэффициент контрастности модулятора Отношение максимального коэффициента пропускания оптического модулятора к минимальному. [ГОСТ 15093 90] Тематики лазерное оборудование Синонимы коэффициент контрастности модулятора EN contrast ratioextinction… …

    Справочник технического переводчика

  • 9 коэффициент ослабления сигнала — (МСЭ T G.695). [http://www.iks media.ru/glossary/index.html?glossid=2400324] Тематики электросвязь, основные понятия EN extinction ratioEX …

    Справочник технического переводчика

  • 10 Extinction event — …

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  • 11 Permian–Triassic extinction event — …

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  • 12 Extinction (astronomy) — Extinction is a term used in astronomy to describe the absorption and scattering of electromagnetic radiation by matter (dust and gas) between an emitting astronomical object and the observer. Interstellar extinction also called Galactic… …

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  • 13 Electron backscatter diffraction — An electron backscatter diffraction pattern An electron backscatter diffraction pattern of monocrystalline silicon, taken …

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  • 14 Extinction vortex — Extinction vortices are a class of models through which conservation biologists, geneticists and ecologists can understand the dynamics of and categorize extinctions in the context of their causes. Developed by M. E. Gilpin and M. E. Soulé in… …

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  • 15 Quaternary extinction event — Late Pleistocene landscape of northern Eurasia The Quaternary period saw the extinctions of numerous predominantly larger, especially megafaunal, species, many of which occurred during the transition from the Pleistocene to the Holocene epoch.… …

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  • 16 Extinction Des Espèces — Pour les articles homonymes, voir Extinction. Les mécanismes de l évolution biologique Mécanismes non aléatoires …

    Wikipédia en Français

  • 17 Extinction d'espèces — Extinction des espèces Pour les articles homonymes, voir Extinction. Les mécanismes de l évolution biologique Mécanismes non aléatoires …

    Wikipédia en Français

  • 18 Extinction des espèces — Pour les articles homonymes, voir Extinction. Les mécanismes de l évolution biologique Mécanismes non aléatoires  …

    Wikipédia en Français

  • 19 Mass-to-light ratio — In astrophysics and physical cosmology the mass to light ratio, normally designated with the symbol Υ[1] is the quotient between the total mass of a spatial volume (typically on the scales of a galaxy or a cluster) and its luminosity. These… …

    Wikipedia

  • 20 anharmonic ratio — Anharmonic An har*mon ic, a. [F. anharmonique, fr. Gr. an priv. + ? harmonic.] (Math.) Not harmonic. [1913 Webster] The {anharmonic function} or {anharmonic ratio} of four points abcd on a straight line is the quantity (ac/ad):(bc/bd), where the… …

    The Collaborative International Dictionary of English

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