silicon dioxide

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silicon

 [sil´ĭ-kon]
a chemical element, atomic number 14, atomic weight 28.086, symbol Si. (See Appendix 6.)
silicon dioxide silica.

sil·i·ca

(sil'i-kă),
The chief constituent of sand, hence of glass.
[Mod. L. fr. L. silex (silic-), flint]

silicon dioxide

n.
Silica.

sil·i·ca

(sil'i-kă)
The chief constituent of sand, hence of glass.
Synonym(s): silicon dioxide.
[Mod. L. fr. L. silex (silic-), flint]

sil·i·ca

(sil'i-kă)
The chief constituent of sand, hence of glass.
Synonym(s): silicon dioxide.
[Mod. L. fr. L. silex (silic-), flint]
References in periodicals archive ?
Silica glass, single-mode fibers are the primary optical waveguides used in telecommunications today.
Previous attempts to manufacture silica glass using sol-gel routes failed because the silica glass produced was subject to breakage.
Using an innovative high-pressure chemical-deposition technique developed by Justin Sparks, a graduate student in the Department of Chemistry, Badding and his team deposited zinc selenide waveguiding cores inside of silica glass capillaries to form the new class of optical fibers.
To check whether radiation can indeed trigger the nucleation of the B phase within the A phase of superfluid helium-3, the Stanford group used a specially designed, long, thin, silica glass tube with microscopically smooth surfaces.
Increased reliability and uptime - AllWave FLEX ZWP fiber's pure, inclusion free synthetic silica glass can improve service reliability and identify dangerous bends during normal field testing.
From optical fibres, hair-like strands of silica glass that transmit vast amounts of data around the world as fleeting pulses of light, to lasers built in to our CD and DVD players, much of the developed world's technological infrastructure is already structured on physicists' ability to play with light.
Sharov describe experiments showing that a lens assembled from 721 bent fibers of lead-oxide silica glass, each threaded by more than 1,000 narrow, parallel channels having inner diameters only 6 micrometers wide, can focus neutrons to a spot slightly smaller than 1 millimeter in diameter.
Saint-Gobain, Silica Glass, Taishan Fiberglass, Inc.
Moreover, even at its highest, the temperature of the furnace itself remained well below the melting point of silica glass.
Develops UV Pearls(TM), the world's first nano-encapsulated sunscreenThis product utilizes the company's unique nano-engineering technology that allows a range of active ingredients to be encapsulated in highly transparent silica glass matrices or nanospheres.
Pyrophyte Silica96 another new product developed by the company for the aerospace industry is a material made of a rare high grade pure silica glass fiber, and able to withstand temperatures up to 1725 degrees C (3137 degrees F) making the structures flame proof.