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Materials news, April 2019

Researchers have shown that equations from graph theory can help to reveal a lot about the composition of different materials.

Researchers have developed an organic cathode that dramatically improves the stability and energy density of solid-state sodium-ion batteries.

On taking a closer look at how nonuniform particles self-assemble, engineers were surprised to discover that it happens in multiples phases.

Researchers have shown that a nano-coating of boron nitride can stabilize solid electrolytes in lithium metal batteries.

Eutectic lithium salts can replenish the lithium ions that battery cathodes lose over extended use and restore their atomic structures.

Researchers have found that plastic crystals of neopentylglycol could replace the inefficient gases used in most refrigerators and air conditioners.

Researchers have discovered why vanadium disulfide is unstable as a battery cathode material and developed a way to make it more stable.

Researchers have created ink for an inkjet printer from a highly conductive type of two-dimensional material called MXene.

Polymers that conduct electricity to stimulate cells and monitor their natural electrical activity could be useful in medicine

3D printing in geometric designs and material composites for devices with novel optical properties

Researchers have not only unexpectedly detected polar skyrmions in a material with reversible electrical properties, but also found that they're chiral.

Carbohydrates from seaweed are being converted into complex carbon-based structures that can store electrical energy

Confinement of water in lipid nanochannels precludes ice formation

High-quality phosphorene nanoribbons for high-speed electronics

DNA-based Assembly and Synthesis of Hierarchical, materials

Nanostructured fruitfly olfactory sensors

Measuring approach that characterizes materials at much smaller scales

For the first time, researchers have managed to create an anti-ordered state with liquid crystals, where they avoid aligning along a certain direction.

Researchers have improved the optical properties of the 2D material molybdenum disulphide by removing defects with laser light and water.

Physicists have designed an evolutionary process that allows a wide range of nanomaterial morphologies to be synthesized from tungsten disulphide.

Scientists have not only visualized the nanoscale structures of borophene lattices, but also built theoretical models of their crystalline forms.

Artificial atoms in hexagonal boron nitride

‘Deep learning’ agents can accurately determine a 2D material's physical characteristics, such as strength, from minimal data on its structure.

Researchers have synthesized tiny, individual, flexible phosphorene nanoribbons from crystals of black phosphorous and lithium ions.

Nanotechnology is becoming more versatile, thanks to methods that build nanostructures within other nanostructures

Applying high pressures and temperatures to elements like potassium and sodium produces a new, stable state of matter that is both solid and liquid.

A coating of graphene can stop oxygen escaping from the cathode of a lithium battery, helping to prevent the battery from catching fire.

A metal-organic framework made of the DNA base adenine can lock the DNA base thymine within its cavities for chemical reactions.

Scientists have developed a model for predicting the shape of metal ‘islands’ sandwiched between or below 2D materials such as graphene.

By carefully stretching polymers like polyethylene, researchers have been able to produce colorful films with a range of heat-radiating capabilities.

Study of the influence of matrix quality and fibres loading direction on the bending strength of SiO2/SiO2 composite.

Scientists used advanced microscopy to monitor atoms as they rearrange in real-time during the synthesis of intermetallic nanoparticles.

A hot-drawing technique for processing plastics can create transparent polythene film that is stronger than aluminium but a fraction of the weight.

An environmentally friendly deep eutectic solvent can extract valuable elements from the metal oxides commonly used as cathodes in lithium-ion batteries.

Researchers have developed a 'hybrid' cathode for lithium-sulfur batteries that combines an intercalation type material with a conversion type material.

Scientists have found a way to place catalysts inside the tiniest pores of different host materials, a bit like fitting a model ship inside a bottle.

Scientists have theorized a new ‘oil-and-vinegar’ approach for inducing spherical nanoparticles to self-assemble into unusual architectures.

Researchers have developed a wood membrane than can generate an ionic voltage from a small temperature differential.

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