- high-pressure sodium vapour plasma
- high-pressure sodium vapour plasma Natriumhochdruckplasma n
English-German dictionary of Electrical Engineering and Electronics. 2013.
English-German dictionary of Electrical Engineering and Electronics. 2013.
Plasma nitriding — or ion nitriding (sometimes also called plasma ion nitriding) or glow discharge nitriding, is an industrial surface hardening treatment for metallic materials.DescriptionA plasma is the fourth state of matter, the other three being solid, liquid… … Wikipedia
optical ceramics — Introduction advanced industrial materials developed for use in optical applications. Optical materials derive their utility from their response to infrared, optical, and ultraviolet light. The most obvious optical materials are… … Universalium
Metal-halide lamp — A metal halide gas discharge lighting system provides illumination for a college baseball game at Olsen Field in College Station, Texas, United States. Note the various colors of the lights as they warm up. Metal halide lamps, a member of the… … Wikipedia
Ceramic discharge metal-halide lamp — The ceramic discharge metal halide (CDM) lamp, mostly referred to as Ceramic Metal Halide lamp (CMH), is a relatively new source of light that is a variation of the old (high pressure) mercury vapour lamp. The discharge is contained in a ceramic… … Wikipedia
Lampe à décharge — Pour les articles homonymes, voir Lampe (homonymie). Lampe germicide à vapeur de mercure Une lampe à décharge est une … Wikipédia en Français
spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… … Universalium
advanced ceramics — ▪ ceramics Introduction substances and processes used in the development and manufacture of ceramic materials that exhibit special properties. As is pointed out in the article ceramic composition and properties, ceramics are… … Universalium
Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… … Universalium
Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… … Universalium
alkali metal — Chem. any of the group of univalent metals including potassium, sodium, lithium, rubidium, cesium, and francium, whose hydroxides are alkalis. [1880 85] * * * Any of the six chemical elements in the leftmost group of the periodic table (lithium,… … Universalium
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium