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silicon dioxide |
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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. ..... Click the link for more information. . 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. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Fusing submicrometer silica glass particles onto the individual whiskers has the benefits of (1) facilitation of silanization regardless of the whisker composition (e. Hirose and his colleagues took a mixture of quartz crystals and silica glass and compressed it between two small diamonds to pressures approaching 3 million times the pressure exerted by the atmosphere at sea level. 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. |
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