Environment

Ceramic double duty: Bifunctional material affords chiton shells strength and visibility with built-in eyes

By April Gocha / December 16, 2015

Ivy league researchers now show that mollusks called chitons have an interesting feature to adapt to their life under the sea—hundreds of tiny ceramic eyes integrated in and scattered across their strong aragonite shells.

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Jülich ceramic fuel cell sets world record with 70,000 hours of continuous service

By April Gocha / December 9, 2015

Researchers at Forschungszentrum Jülich research center in Germany have set a world record for the longest continually-running solid oxide fuel cell, a major achievement for fuel cells everywhere.

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NASA gives jet engines layer of glass with injection of volcanic ash

By April Gocha / December 6, 2015

Scientists at NASA have taken measurements of what happens in full-scale tests—in which the scientists injected actual volcanic ash into an operating jet engine—and will spend the next several months analyzing the experimental data.

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Giant electric field-induced strains in lead-free ceramics

By April Gocha / December 3, 2015

An Iowa State University research team led by Xiaoli Tan recently discovered that Sr and Nb co-doped polycrystalline ceramics can generate the highest reported electrostrain value to date in any lead-free polycrystalline ceramic and represents a 50% improvement over previous results.

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Local Motors debuts new LM3D Swim to drive mass production of 3D-printed cars

By April Gocha / November 18, 2015

While Local Motors’ previous 3-D-printed car Strati was a prototype, the company has taken the concept one giant leap further—at this year’s SEMA show earlier this month, Local Motors debuted the LM3D Swim, its first attempt to enter 3-D printed cars into the mass production market.

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Islands of tungsten oxide maintain strength of steel yet protect against fouling

By April Gocha / October 28, 2015

Researchers at Harvard University’s John A. Paulson School of Engineering and Applied Sciences have devised a way to improve the ubiquitous steel by protecting its surface from fouling and corrosion—and it involves ceramics.

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Scaling up: Three materials manufacturing trends to watch in honor of National Manufacturing Day

By Stephanie Liverani / October 2, 2015

Today, manufacturing companies and other organizations all over the country are expected to host about 400,000 people who want a first-hand look into U.S. manufacturing. And we’ve provided a roundup of the latest materials manufacturing trends we’ve covered at CTT.

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Video: Permeable concrete has unquenchable thirst for 4,000 liters of water

By April Gocha / October 2, 2015

Tarmac, a U.K.-based sustainable building materials and solutions company, has pioneered a new permeable concrete that allows a ridiculous amount of water to flow right through its surface, preventing pooling and puddles.

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Green mining technique uses photosynthesis to extract semiconductor germanium from soil

By April Gocha / September 30, 2015

Scientists at Germany’s Freiberg University of Mining and Technology have figured out that they don’t have to dig up the earth to extract the semiconductor germanium—they can make plants do the work for them.

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Emerging solar harvesting technology could turn windows into power sources

By Stephanie Liverani / September 15, 2015

Researchers at the Department of Energy’s Los Alamos (N.M.) National Laboratory are developing a new sunlight harvesting technology that can turn a nearly transparent window into an electrical generator using what they call “quantum dot solar windows.”

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