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Materials news, May 2018

Composite metamaterial bends the rules

Ceramic nanolattice architecture creates ultralight, mechanically reliable composite materials.

New electronic textiles can take the heat

Pyroprotein-based electronic textiles are durable and simple to make for applications such as energy harvesting.

Doping a crystal with a small amount of a different element offers a way to alter the speed and frequencies of natural vibrations known as phonons.

Chemists have found a way to functionalize boron nitride nanotubes using a chemical process known as the Billups-Birch reaction.

Scientists have produced nanostructured artificial fibers that mimic the impressive optical properties of fibers produced by the Madagascar comet moth.

Using a novel X-ray scattering technique, researchers have uncovered previously unknown defects in tiny electronic devices called quantum dots.

A glass-polymer composite known as glassomer can be milled, laser-machined or processed in CNC machines just like a conventional polymer.

A combination of experiment and computation helped to create a 2D protein crystal that toggles between states of varying porosity and density.

Scientists have discovered that crystals of the semiconductor zinc sulfide are brittle when exposed to light but flexible when kept in the dark.

Compressing layers of boron nitride and graphene can enhance graphene's band gap, bringing it one step closer to becoming a viable semiconductor.

A novel magnetic material with a unique honeycomb structure could help produce electronic components that utilize less energy and produce less heat.

Scientists have discovered that certain oxide support materials can help prevent the carbon monoxide poisoning that can deactivate exhaust gas catalysts.

Adding salt to a metal-organic framework and then baking it at a high temperature can produce an intricate carbon-based structure.

A novel method for producing disperse carbon nanotubes at high concentrations can create a gel, paste and kneadable dough.

Nanomaterials with electrical connections triggered by biochemical signals.

A novel iron-based alloy has promising magnetic properties for spintronics applications, provided it’s created in layers less than 200nm thick.

A six-atom thick bilayer of tungsten diselenide exhibited a 100-fold increase in photoluminescence when subjected to strain.

Better than warm leatherette.

A cure for energy-demanding polymer components.

Outstripping spider silk with cellulose.

Holey graphene for more efficient hydrogen production with cheaper metals.

Combining nanodiamonds with 2D molybdenum disulfide layers creates onion-like carbon that can act as a dry lubricant.

A new type of optical magnetometer, the NV magnetoscope, can map a unique feature of superconductive materials known as the Meissner effect.

Combination of sulfolane and a metal salt makes a stable electrolyte for lithium-ion batteries that overcomes shortcomings of conventional electrolytes.

A new curing process takes advantage of the chemical bonds in a polymer resin to send a cascading hardening wave through the polymer.

Scientists have extracted a novel 2D material, termed hematene, from a common iron ore, which could prove of use in solar cells and spintronic devices.

Ceramic transition metal nanoparticle complexes coated with amino acids combine optical properties and chiral asymmetry.

Giant photo-effect in graphene decorated with Pt nanoparticles boosts proton transport and hydrogen generation.

The Acta Journals are delighted to announce the recipients of the 2018 Outstanding Reviewer awards for excellence in reviewing in 2017.

New sensing strategy enables biological targets to be tracked and imaged in vitro and in vivo with high spatial and temporal accuracy.

New soft, smart glucose detectors can by monitor glucose levels directly and in real-time in tears and sweat.

A new designer's toolkit can build various levels of complexity into nanoparticles using a simple, mix-and-match process.

Researchers have fabricated silicon microparticles of various shapes and sizes that can reversibly assemble and disassemble in water.

A novel method of computational analysis can help predict the composition and properties of as-yet-unmade high-entropy alloys.

Engineers have discovered that zirconium tritelluride nanoribbons can carry a current density 50 times greater than conventional copper interconnects.

By photodoping silicon cylinders, researchers have built the first metal-free, dynamically tunable metamaterial for controlling electromagnetic waves.

Scientists have developed nanomaterials that can self-assemble, reconfigure and disassemble in response to biochemical signals.

A novel method uses the tip of a scanning probe microscope to etch nanoscale features on silicon wafers with the need for chemicals or masks.

A new process uses mathematical algorithms to design advanced materials by reducing complexity and taking advantage of machine learning.

A new algorithm for predicting exotic materials helped to reduce the time needed to develop a thermoelectric material from 15 years to 15 months.

By enforcing a phenomenon called ‘magnetic frustration’, a new osmium-based material could house a quantum spin liquid for use in quantum computing.

A new transmission electron microscope system is able to take dynamic, multi-frame videos of nanomaterials as they form.

Using various analytical techniques, researchers have established how hydrogen bonding plays a key role in the performance of perovskite solar cells.

Salt aids the creation of 2D materials by lowering the energetic barrier that otherwise prevents the component molecules from reacting with each other.

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