Search results for nacre

Ecology Nov 22, 2018

First steps to tackling South Africa's abalone poaching

South Africa faces the possible collapse of several inshore fisheries, particularly certain species of linefish, abalone and West Coast Rock Lobster. If nothing is done, not only will the ecology be poorer and change in many ...

Materials Science Sep 26, 2018

Spheres can make concrete leaner, greener

Rice University scientists have developed micron-sized calcium silicate spheres that could lead to stronger and greener concrete, the world's most-used synthetic material.

Nanomaterials Aug 13, 2018

Five ways that natural nanotechnology could inspire human design

Though nanotechnology is portrayed as a fairly recent human invention, nature is actually full of nanoscopic architectures. They underpin the essential functions of a variety of life forms, from bacteria to berries, wasps ...

Environment Jun 12, 2018

The wisdom of pearl farming

Why exactly do little white nuggets from the sea cost so much? And how have humans hacked the biological process that makes them?

Nanomaterials May 7, 2018

Scientists make strong, super-tough carbon sheets at low temperature

An international research team led by scientists at Beihang University in China and The University of Texas at Dallas has developed high-strength, super-tough sheets of carbon that can be inexpensively fabricated at low temperatures.

Condensed Matter Jan 29, 2018

Weak hydrogen bonds key to strong, tough infrastructure

The right mix of hydrogen bonds in polymer and cement composites is critical to making strong, tough and ductile infrastructure material, according to Rice University scientists who want to mimic the mechanics of mother-of-pearl ...

Nanomaterials Jan 24, 2018

Pearly material for bendable heating elements

The iridescent shimmer of a string of pearls may one day be more than pretty adornment. Scientists now report in ACS Applied Nano Materials a hybrid material consisting of imitation pearl combined with silver nanowires that ...

Materials Science Dec 4, 2017

Nature's toughest substances decoded

How a material breaks may be the most important property to consider when designing layered composites that mimic those found in nature. A method by Rice University engineers decodes the interactions between materials and ...

Nanophysics Nov 15, 2017

X-rays reveal the biting truth about parrotfish teeth: Interwoven crystal structure is key to coral-crunching ability

So, you thought the fictional people-eating great white shark in the film "Jaws" had a powerful bite.

Biochemistry Sep 5, 2017

Researchers discover biomechanism behind formation of mother-of-pearl

Nacre, also known as mother-of-pearl, is a biomineral that forms inside of molluskan shells and also makes up the outer coating of pearls. It is formed through a blend of minerals that are secreted by oysters and other mollusks ...

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