Scintillation — can refer to:*Scintillation (astronomy), atmospheric effects which influence astronomical observations *Scintillation (physics), a flash of light produced in certain materials when they absorb ionizing radiation *Scintillation (radar), an… … Wikipedia
scintillation — [ sɛ̃tijasjɔ̃ ] n. f. • 1740; « éclair » 1490; lat. scintillatio 1 ♦ Variation rapide, irrégulière, de la couleur et de l éclat (des étoiles, des astres) produite par la turbulence atmosphérique. ♢ (1538) Scintillement (2o). « Cette femme avait… … Encyclopédie Universelle
scintillation — /sin tl ay sheuhn/, n. 1. the act of scintillating; sparkling. 2. a spark or flash. 3. Astron. the twinkling or tremulous effect of the light of the stars. 4. Meteorol. any small scale twinkling or shimmering of objects that are viewed through… … Universalium
David L. Fried — is a scientist, best known for his contributions to optics. Fried described what has come to be known as Fried s seeing diameter, or r0 (usually pronounced r naught). The seeing diameter is effectively a limiting aperture due to atmospheric… … 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
Nuclear MASINT — Intelligence Cycle Management Collection Management MASINT Electro optical MASINT Nuclear MASINT Geophysical MASINT Radar MASINT Materials MASINT Radiofrequency MASINT Nuclear MASINT is one of the six major subdisciplines generally accepted to… … Wikipedia
Samuel Curran — Sir Samuel Crowe Curran, FRS, FRSE (23 mai 1912 à Ballymena, Irlande – 15 février 1998 à Glasgow, Écosse) est un physicien britannique. Il est l inventeur du détecteur à scintillation[1],[2] et du compteur proportionnel à gaz … Wikipédia en Français
Geomagnetic storm — This article is about disturbances within Earth s magnetosphere. For other uses of magnetic storm , see Magnetic storm (disambiguation). Solar particles interact with Earth s magnetosphere. A geomagnetic storm is a temporary disturbance of the… … Wikipedia
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia
Jicamarca Radio Observatory — Infobox Telescope bgcolour = name = Jicamarca Radio Observatory caption = organization = [http://geo.igp.gob.pe Instituto Geofisico del Peru] ,Cornell University, National Science Foundation location = coord|11|57|05|S|76|52|27.5|W| wavelength =… … Wikipedia