glass-forming zone

См. также в других словарях:

• zone melting — a process of purifying any of various metals and other materials, as germanium or silicon, by passing it in bar form through an induction coil. Also called zone refining. Cf. cage zone melting. [1955 60] * * * Any of a group of techniques used to …   Universalium

• Glass recycling — Public glass waste collection point in a neighborhood area for separating colorless, green and amber glass …   Wikipedia

• industrial glass — Introduction       solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …   Universalium

• The Twilight Zone Tower of Terror — Infobox Disney ride name= Tower of Terror caption= park= land= designer= Walt Disney Imagineering manufacturer= Walt Disney World Co type= Elevator drop theme= The Twilight Zone control system= Dual Processor Allen Bradley PLC propulsion= host=… …   Wikipedia

• bathyal zone — ▪ oceanography       marine ecologic realm extending down from the edge of the continental shelf to the depth at which the water temperature is 4° C (39° F). Both of these limits are variable, but the bathyal zone is generally described as lying… …   Universalium

• Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …   Wikipedia

• traditional ceramics — Introduction       ceramic materials that are derived from common, naturally occurring raw materials such as clay minerals and quartz sand. Through industrial processes that have been practiced in some form for centuries, these materials are made …   Universalium

• Radioactive waste — 2007 ISO radioactivity danger logo, designed in part for long term radioactive waste depositories which might survive into a far future time in which all knowledge of the meaning of present common radiation danger symbols and signs has been lost… …   Wikipedia

• nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them …   Universalium

• Prince Rupert's Drop — Prince Rupert s Drops Prince Rupert s Drops (also known as Rupert s Balls or Dutch tears[1]) are a glass curiosity created by dripping hot molten glass into cold water. The glass cools into a tadpole shaped droplet with a long, thin tail. The …   Wikipedia

• Alliage Métallique Amorphe — Alliage métallique amorphe. Un alliage métallique amorphe, appelé aussi « métal amorphe », est un alliage métallique solide doté d une structure amorphe plutôt que cristalline. Ces matériaux peuvent être obtenus par refroidissement très …   Wikipédia en Français