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silicon dioxide
(redirected from silicon oxide)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
silicon dioxide: see silica silica or silicon dioxide, chemical compound, SiO2. It is insoluble in water, slightly soluble in alkalies, and soluble in dilute hydrofluoric acid. Pure silica is colorless to white.
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silicon dioxide
(SiO2) A hard, glassy mineral found in such materials as rock, quartz, sand and opal. In MOS chip fabrication, it is used to create the insulation layer between the metal gates of the top layer and the silicon elements below.
silicon dioxide [′sil·ə·kən dī′äk‚sīd]
(inorganic chemistry)
SiO2Colorless, transparent crystals, soluble in molten alkalies and hydrofluoric acid; melts at 1710°C; used to make glass, ceramic products, abrasives, foundry molds, and concrete.

silica, silicon dioxide
A white or colorless substance, nearly insoluble in water and in all acids except hydrofluoric; extremely hard; fuses to a colorless amorphous glass.


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Other topics include hindered amines as long-term heat stabilizers, degradation suppression of polymers by silicon oxide coatings, polymer nanostructure formation by particle beams, and fluoropolymer outgassing for semiconductor fabrication.
The water repellent layer is a silicon oxide carbide film with the atomic percent of Si:O:C m a range of 100:40 to 120:80 to 160, and a 2 to 300nm thickness.
SIG's Plasma Impulse Coating Vapor Deposition (PICVD) system applies a silicon oxide coating less than 0.
 
 
 
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