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silicon
(Encyclopedia) silicon, nonmetallic chemical element; symbol Si; at. no. 14; interval in which at. wt. ranges 28.084–28.086; m.p. 1,410℃; b.p. 2,355℃; sp. gr. 2.33 at 25℃; valence usually +4. Silicon…silicon carbide
(Encyclopedia) silicon carbide, chemical compound, SiC, that forms extremely hard, dark, iridescent crystals that are insoluble in water and other common solvents. Widely used as an abrasive, it is…microelectronics
(Encyclopedia) microelectronics, branch of electronic technology devoted to the design and development of extremely small electronic devices that consume very little electric power. Although the term…Silicon Valley
(Encyclopedia) Silicon Valley, an industrial region, approximately 20 mi (32 km) long, in the Santa Clara Valley between Palo Alto and San Jose, mainly in Santa Clara and San Mateo counties, W…Si, chemical symbol
(Encyclopedia) Si, symbol for the element silicon.Periodic Table of the Elements: Silicon
(Encyclopedia) Periodic Table of the Elements: Silicon Atomic Number: 14 Atomic Symbol: Si Silicon Atomic Weight: [28.084; 28.086] Electron Configuration: 2 · 8 · 4carbide
(Encyclopedia) carbide, any one of a group of compounds that contain carbon and one other element that is either a metal, boron, or silicon. Generally, a carbide is prepared by heating a metal, metal…silicone
(Encyclopedia) silicone, polymer in which atoms of silicon and oxygen alternate in a chain; various organic radicals, such as the methyl group, CH3, are bound to the silicon atoms. Silicones, which…silicon dioxide
(Encyclopedia) silicon dioxide: see silica.Trending
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