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Mechanical CHANGE TOPIC

Mechanical properties news, February 2016

Graphene could form basis for frictionless coatings

The discovery that graphene produces almost no friction when dragged across a gold surface suggests that it could be used as a frictionless coating.

Placing graphene on top of common soda-lime glass influences its electronic properties, reducing the need for chemical doping.

Scientists have shown that carbon films can allow microchips to house their own power sources.

By studying metallic glasses under extreme pressures, scientists have uncovered rules that could help in the development of new varieties.

Micromanipulator based on graphene and polymers mimics the extraordinary ability of gecko's feet to grip any surface and self-clean.

Scientists have developed a shape-change polymer that can be triggered by body heat alone.

The first known statistical theory for determining the toughness of polycrystalline graphene has revealed that it's strong but not very tough.

Tetrahedral cages made from DNA can be used to arrange nanoparticles in a way that mimics the crystalline structure of diamond.

Engineers have developed a way to convert paper waste into cellulose aerogels that are non-toxic, ultralight, absorbent and extremely strong.

By combining 3D laser lithography and pyrolysis, scientists have fabricated the smallest ever lattice structure made from glassy carbon.

Origami-inspired graphene-based paper can self-fold into boxes, hand-like grippers, and walking devices.

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Adding a plasticizer into electrostrictive polymers offers an efficient way to improve their energy harvesting performance.

Patterning chemical arrays that attract water on a surface that repels water offers a novel way to control the spread of frost.

Common coaxial data cables could be made 50% lighter with a new carbon nanotube-based outer conductor.

A novel hybrid polymer combines a covalent compartment that provides the skeleton with a supramolecular compartment that can wear away.

A new polyester-based, biodegradable material with built-in vitamin A can reduce scarring in blood vessels.

A new theory can predict exactly how much light is transmitted through a material, given its thickness and degree of stretch.

Oxygen molecules scattered within layers of otherwise pristine graphene affect how the layers interact with each other under strain.

A novel material made of sticky, micron-scale rubber balls combines self-healing and reversible self-stiffening properties.

A thin, stretchable film offers a simpler, more cost-effective way to produce circularly polarized light for applications such as detecting cancer.

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