Each crystal structure consists of alternating layers of silicon dioxide and a polymer material, so that the spacing between similar layers matches the wavelength of phonons.

每个晶体结构由相间的二氧化硅层和高分子聚合材料层组成，相同材料层之间的间距与声子的波长相匹配。

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In lab tests, Barron and li used silicon dioxide to treat P25, which is a commercial form of titanium dioxide.

在实验室测试中，巴伦·和李使用P 25二氧化矽治疗，这是一种商业形式的二氧化钛。

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As the principal component in glass, silicon dioxide was used as early as 5000 BC.

作为玻璃的主要成分，二氧化硅早在公元前5000年就被使用。

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Different kinds of clay contain different minerals such as silicon or iron dioxide.

VOA: special.2009.09.09

Some studies have linked the inhalation of titanium dioxide and silicon dioxide dust to cancer in animals, but it has not been proven in humans.

BBC: How toxic is Hungary's red sludge?

Glasslike silicon dioxide has been the insulator of choice in electronic chips since 1959, when Bob Noyce cobbled together the first silicon integrated circuit--wires and switches etched into silicon insulation.

FORBES: Magazine Article

Where there is no resist, acids etch away silicon dioxide in the next step.

FORBES: Magazine Article