Search results for nacre

Materials Science Aug 17, 2020

Sustainable biosynthetic transparent films developed for plastic substitute

Nowadays there is no getting away from plastics. We are producing over 300 million tons of plastic every year, over 40% of which is manufactured into films for packaging. Many of these plastic film products, such as plastic ...

Materials Science Aug 6, 2020

Controlling ice formation on gradient wettability surfaces for high-performance bioinspired materials

Ice-templating is a powerful technique to construct biological materials using ice nucleation and growth to obtain frozen material architectures, but scientists have been unable to control these two factors with effective ...

Materials Science Jul 15, 2020

New material mimics strength, toughness of mother of pearl

In the summer, many people enjoy walks along the beach looking for seashells. Among the most prized are those that contain iridescent mother of pearl (also known as nacre) inside. But many beachcombers would be surprised ...

Materials Science Jan 17, 2020

Not all of nature's layered structures are tough as animal shells and antlers, study finds

Nacre—the iridescent part of mollusk shells—is a poster child for biologically inspired design. Despite being made of brittle chalk, the intricately layered microstructure of nacre gives it a remarkable ability to resist ...

Materials Science Oct 23, 2019

Cracking the mystery of nature's toughest material

Nacre, the rainbow-sheened material that lines the insides of mussel and other mollusk shells, is known as nature's toughest material. Now, a team of researchers led by the University of Michigan has revealed precisely how ...

Materials Science Sep 16, 2019

Army research looks at pearls for clues on enhancing lightweight armor for soldiers

Round, smooth and iridescent, pearls are among the world's most exquisite jewels; now, these gems are inspiring a U.S. Army research project to improve military armor.

Ecology Aug 28, 2019

New mussel discoveries in Myanmar spark calls for protection

Eight new freshwater mussels have been discovered by an international team of scientists in Myanmar, a finding that has sparked calls for action to protect this most vulnerable of freshwater animals.

Archaeology Aug 20, 2019

Making biominerals: Nature's recipe is old, evolved more than once

In recent years, scientists have teased out many of the secrets of biomineralization, the process by which sea urchins grow spines, mollusks build their shells and corals make their skeletons, not to mention how mammals and ...

Materials Science Jun 28, 2019

New type of glass inspired by nature is more resistant to impacts

Using the iridescent mother-of-pearl often found lining seashells, researchers have engineered a new composite glass with a greatly boosted resistance to impacts.

Materials Science Jun 11, 2019

Bioinspired Materials—Graphene-enabled nickel composites

Bioinspired engineering strategies rely on achieving the combined biological properties of strength and toughness inherent in nature. Tissue engineers and materials scientists therefore aim to construct intelligent, hierarchical ...

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