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Nanomaterials news, February 2019

Perspectives on the materials research landscape

Two new reports, now available for download.

Scientists strain to produce better catalytic nanosheets

Scientists have shown that applying strain to thin metal sheets can increase their catalytic ability by 10 to 20 times.

An anode made from a combination of silicon and the 2D material MXene could extend the life of lithium-ion batteries by as much as five times.

Researchers have come up with a way for growing nanowire networks in a highly controlled and fully reproducible manner on silicon semiconductors.

Graphene's electrical properties can be engineered by covering it with another 2D material and then patterning it with an array of nanoscale holes.

A boost of vitamin C can help small gold nanorods grow into long gold nanowires for use in sensing, diagnostic and imaging applications.

Tiny differences surface roughness can cause changes in how two surfaces adhere to each other

Infusing graphene foam with materials such as plastic, rubber and cement produces tough composites with a wide range of possible applications.

A novel neural network algorithm can determine the appropriate amount and direction of strain required to confer specific properties on a material.

Scientists have trapped electrons in defects on sheets of hexagonal boron nitride and used their interaction with light to probe their quantum states.

Scientists have enhanced the catalytic activity of plasmonic nanoparticles by finding a way to encapsulate them in a metal-organic framework.

For the first time, researchers have directly imaged ‘edge conduction’ in monolayer tungsten ditelluride, a 2D topological insulator.

A ruthenium-based catalyst shows markedly better performance than commercial platinum catalysts at splitting water for hydrogen production.

antimony-doped tin oxide nanoparticles improve environmental durability and heat retaining properties of transparent wood

By coating two different fibers with carbon nanotubes, scientists have created a fabric that can regulate the amount of heat passing through it.

Combining graphene and white graphene in a ceramic should produce a material that alters its conductivity when subject to different types of strain.

By incorporating carbon nanotube-based electrodes between multiple layers of elastomer, researchers have produced a novel shape-shifting material.

Researchers have shown that adding carbon nanotubes to a rubbery polymer semiconductor can increase its carrier mobility.

Surface roughness can cause materials to exert different amounts of force on each other depending on if they're being pushed together or pulled apart.

A nanomechanical device equipped in SEM was creatively designed to achieve quantitative in-situ tensile test of individual SnO2 NWs.

Tiny, electrically charged crinkles in graphene sheets can interact with molecules on the surface, causing the molecules to line up along the crinkles.

A new electron microscopy technique has revealed how atomic species attached to layers of the 2D material MXene can affect its properties.

Researchers have developed a new oil-based coating for metal that self-heals within seconds when scratched, scraped or cracked.

Researchers have used 2D materials to create the first fully flexible, battery-free ‘rectenna’ for converting energy from Wi-Fi signals into electricity.

Researchers have created a sheet of nickel with nanoscale pores, termed metallic wood, that is as strong as titanium but four to five times lighter.

Researchers have turned graphene oxide into a soft, moldable play dough that can be shaped and reshaped into free-standing 3D structures.

Researchers have developed a way to incorporate high-k dielectrics into assemblies of 2D materials known as heterostructures.

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