News tagged with dioxide materials

Recipe for success: Recycled glass and cement

( -- Michigan State University researchers have found that by mixing ground waste glass into the cement that is used to make concrete, the concrete is stronger, more durable and more resistant to water.

dateFeb 21, 2012 in Engineering
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Thawing tundra a new climate threat

( -- A significant source of greenhouse gases has started leaking into the Earth's atmosphere from an unlikely place. Above the Arctic Circle, land frozen for tens of thousands of years has begun to thaw for the ...

dateJan 20, 2012 in Environment
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Diamonds and dust for better cement

( -- It's no surprise that humans the world over use more water, by volume, than any other material. But in second place, at over 17 billion tons consumed each year, comes concrete made with Portland cement. Portland ...

dateDec 12, 2011 in Materials Science
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Imperfections may improve graphene sensors

Although they found that graphene makes very good chemical sensors, researchers at the University of Illinois at Urbana-Champaign have discovered an unexpected "twist"—that the sensors are better when the graphene is ...

dateNov 29, 2011 in Nanomaterials
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