luminescent material

См. также в других словарях:

• luminescent material — liuminoforas statusas T sritis chemija apibrėžtis Medžiaga, švytinti dėl išorinių veiksnių poveikio. atitikmenys: angl. luminescent material; luminophore; lumophore; phosphor rus. люминофор; фосфор ryšiai: sinonimas – fosforas …   Chemijos terminų aiškinamasis žodynas

• luminescent indicia detector — (LID) A device on the facer canceler that detects luminescent material in the ink on postage stamps and meter stamps. This allows automated facing and canceling of mail. (Also see hot stamp) …   Glossary of postal terms

• luminescence — luminescent, adj. /looh meuh nes euhns/, n. 1. the emission of light not caused by incandescence and occurring at a temperature below that of incandescent bodies. 2. the light produced by such an emission. [1885 90; < L lumin (see LUMEN) +… …   Universalium

• LID — luminescent indicia detector (LID) A device on the facer canceler that detects luminescent material in the ink on postage stamps and meter stamps. This allows automated facing and canceling of mail. (Also see hot stamp) …   Glossary of postal terms

• Cathodoluminescence — is an optical and electrical phenomenon whereby a beam of electrons is generated by an electron gun (e.g. cathode ray tube) and then impacts on a luminescent material such as a phosphor, causing the material to emit visible light. The most common …   Wikipedia

• Machine vision optical filters — are optical filters used in machine vision applications.Choosing the correct optical filter for machine visionMany of those developing machine vision applications know that considerable emphasis has been placed on choosing the correct lighting to …   Wikipedia

• Fusor — The Farnsworth–Hirsch Fusor, or simply fusor, is an apparatus designed by Philo T. Farnsworth to create nuclear fusion. It has also been developed in various incarnations by researchers including Elmore, Tuck, and Watson, and more lately by… …   Wikipedia

• Luminox — is a brand of watches manufactured in Switzerland. HistoryIn 1989 the first Luminox watch was born. These watches are Swiss made, but the company was begun by two American businessmen. Employing a unique illumination system, with a Swiss watch… …   Wikipedia

• phosphor — /fos feuhr, fawr/, n. 1. any of a number of substances that exhibit luminescence when struck by light of certain wavelengths, as by ultraviolet. 2. Literary. a phosphorescent substance. adj. 3. Archaic. phosphorescent. [1625 35; < F phosphore < L …   Universalium

• Phosphor — /fos feuhr, fawr/, n. the morning star, esp. Venus. Also, Phosphore /fos fawr, fohr/, Phosphorus. [1625 35; < L Phosphorus < Gk Phosphóros the morning star, lit., the light bringing one, equiv. to phôs light + phoros bringing; see PHOROUS] * * *… …   Universalium

• Bologna stone — ▪ magic stone       any of the dense, silvery white stones first found (1603) on Mount Paderno, near Bologna, by an Italian cobbler alchemist, Vicenzo Cascariolo, who synthesized from them a luminescent material that glowed at night after being… …   Universalium