silicon dioxide
Americannoun
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Compared with Earth, Mars, and other rocky planets, angrites contain very little silicon dioxide, or silica, a key ingredient in nearly every known terrestrial planet.
From Science Daily ● Jun. 23, 2026
Initially, the silicon wafer, which was topped by a thick layer of silicon dioxide, seemed to prevent diamond growth.
From Science Magazine ● Apr. 24, 2024
Yet the silicon-based equivalent is silicon dioxide, which is basically little more than sand, Shostak explained, listing quartz as an example.
From Salon ● Dec. 20, 2023
For instance, a popular semiconducting 2D material known as molybdenum disulfide will stick to gold, a metal, but won't directly transfer to insulators like silicon dioxide by just coming into physical contact with that surface.
From Science Daily ● Dec. 9, 2023
Other varieties of silicon dioxide, some of which also contain water, are chalcedony, onyx, jasper, opal, agate, and flint.
From An Elementary Study of Chemistry by McPherson, William
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
