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Nanomaterials news, November 2018

By using multicomponent intermetallic nanoparticles, scientists have developed new high-strength alloys that are both strong and flexible.

Graphene could make tunable ion filter at a stretch

New simulations suggest that modifying graphene with oxygen-lined pores will allow it to act as a tunable filter for ions in a liquid.

A novel hydrogel that naturally adheres to soft tissue like cartilage and the meniscus can withstand mechanical stresses and extensive deformation.

A 3D printing technique can produce intricate structures from a novel, stiff material made from seaweed-derived alginate and graphene oxide.

Physicists have found the first evidence for a 2D material that can become a magnetic topological insulator even when it is not placed in a magnetic field.

Liquid crystals can template the formation of arrays of polymer nanofibers to produce coatings that are sticky, repellent, insulating or light emitting.

Organic, fire-resistant cladding

Could a new exfoliation method offer a practical route to large-scale production of nanosheets?

By combining epoxy with graphene foam, scientists have produced a stiff, conductive composite material for electronic applications.

Find out the recipients of the 2018 Extreme Mechanics Letters Young Investigator Award.

Bacteria and graphene nanoribbons help generate electricity on a mushroom

Giant Panda's tooth enamel recovers its micro- and nano-structure and geometry to counteract the early stages of damage

Bone-forming and -resorbing cells prefer nanoparticles of specific size, surface charge, and composition

Researchers have used 2D materials to construct metalenses that are one-tenth to one-half the thickness of the wavelengths of light they focus.

Scientists have dramatically improved the response of graphene to light by self-assembling a mesh of polymer nanowires that conduct electricity.

Scientists have adapted a cryogenic electron microscopy imaging technique to obtain an image of atomic-scale structure in a synthetic polymer.

Nano Today's annual cover competition is open for submissions.

Resilient nano cardboard is a useful material

A new electron microscopy technique can reveal how nanomaterials change in response to illumination with different wavelengths of light.

Scientists have used a process called ball-milling to help create 3D heterostructures from various 2D transition metal dichalcogenides.

A sandwich structure made from aluminum oxide, termed nanocardboard, is stiff, light, thermally insulating and even able to levitate.

Researchers have found that the 2D material known as MXene could be a good candidate for removing urea from blood in portable dialysis devices.

Aluminum adjuvant advance

A novel technique can produce films made from carbon nanotubes and a 2D material called MXene that can block electromagnetic interference.

Scientists have combined silk proteins with carbon nanotubes to produce a composite material for use in flexible electronics and biomedical devices.

Scientists have shown that films of carbon nanotubes can effectively stop dendrites from growing from the anodes in lithium-metal batteries.

Researchers have used a mussel-inspired polymer to produce graphene-based liquid crystalline fibers with impressive mechanical and electrical properties.

Scientists have confirmed that hafnium oxide is ferroelectric at the nanoscale, as a result of pressure-induced changes in its crystal arrangement.

Set lasers to "cure" for Spot-welding of composites

Scientists have identified a new class of topological materials made by inserting transition metal atoms into the atomic lattice of niobium disulfide.

Nanoparticles comprising a platinum outer shell that surrounds alternating layers of platinum and cobalt atoms make effective fuel cell catalysts.

Using nanopillars made from a high-entropy alloy, scientists have been able to study how dislocations organize and interact at the nanoscale.

Researchers have shown that a freestanding porous titanium monoxide nanofiber mat makes an effective cathode material for lithium-sulfur batteries.

Electronic skin that heals itself after damage just like human skin could now be possible, according to new research.

two-dimensional boron – or borophene – accommodates line defects in a unique way

Efficient spintronic interface improves quantum IT

boron arsenide (BAs) has unusually high thermal conductivity, which could help keep the next generation of electronic and optoelectronic devices cooler

Japanese art of paper cutting and folding kirigami transforms flat, two-dimensional cutouts in gold films into three-dimensional nanoscale structures

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