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Materials news, April 2018

Defects prove beneficial for 2D materials

Defects in two-dimensional materials can enhance their physical, electrochemical, magnetic, energy and catalytic properties.

Lithium-ion batteries charge to the next level

Lithium-ion battery technology is starting to reach its physical limits.

Engineers have developed a continuous manufacturing process that can produce long strips of high-quality graphene for use in membranes.

By combining buckyballs with a molecular charge-transfer compound, scientists have produced a 2D nanosheet that expands on exposure to light.

Scientists have discovered that a reaction involving the impurity hydrogen fluoride helps form the solid-electrolyte interphase in lithium-ion batteries.

A novel technique for inducing a composite material to become stiffer and stronger when exposed to UV light could find use in future military rotorcraft.

Artificial intelligence could take just one hour to do fifty years work in searching for glassy, metallic alloys.

A novel X-ray nanoprobe beamline can observe materials down to a scale of just 10nm and capture multiple images of different material properties.

A synthetic foldamer that mimics DNA binds to proteins better than DNA.

Two-layered polymer matrix antidote to oxygen poisoning of biomimetic fuel cell catalyst.

Researchers have created a water-based zinc battery that is simultaneously powerful, rechargeable and intrinsically safe.

Soaking up metals improves carbon capture.

Proteins could target specific cells with natural enzymes and drugs to treat disease.

Using expired drugs to protect metals from corrosion could bring economic and environmental benefits.

Cardamom pods may deliver drugs via the convenient and effective oral route.

Using a multi-layered stack of metal films, researchers have shown that under certain conditions superconductors can also carry currents of 'spin'.

Scientists have developed a model that draws on oxidation kinetics to explain how stress affects the formation and spread of oxide layers in alloys.

Thin, engineered material that controls the redirection and reflection of sound waves with near perfect efficiency.

Find out about the recipients of the 2018 Outstanding review awards from the Acta Journals.

A novel alloy of iron, chromium and aluminum makes a safer cladding for nuclear fuel rods than conventional zirconium-containing alloys.

An artificial intelligence system has discovered three new metallic glass materials 200 times faster than could be done before.

Learn more about the latest addition to Elsevier’s Materials Today family.

High-quality lead-free films based on double perovskites with useful photovoltaic properties.

Sodium-ion electrolyte with newly discovered structure could be used in solid-state batteries.

Researchers have developed a smooth, durable, clear polymer coating that swiftly sheds water, oils, alcohols and even peanut butter.

Using caffeine as a catalyst, researchers have devised a way to create gummy, biocompatible gels that could be used for medical applications.

A novel database of inorganic thin-film materials for energy applications developed by NREL scientists contains more than 140,000 sample entries.

A new material made of sodium, phosphorous, tin and sulfur, with a tetragonal crystal shape, should make an effective electrolyte in solid-state batteries.

A proposed new state of matter termed a ‘superfluid quasicrystal’ should should flow without friction while exhibiting a nonperiodic structure.

Scientists have witnessed exotic superconductivity in the material ytterbium-bismuth-platinum that relies on highly unusual electron interactions.

Gold nanoparticles are remarkably robust when exposed to very high temperatures, but their atomic structures tend to fluctuate.

Physicists have induced magnetism in platinum by applying an electric field in a paramagnetic ionic liquid, creating a switchable 2D ferromagnet.

Constant illumination relaxes the crystal lattice of a perovskite material, making it more efficient at collecting sunlight and converting it to energy.

A solid oxide protective coating for metals, when applied in sufficiently thin layers, can deform as if it were a liquid, filling any cracks and gaps.

Coating the anode with a solid-electrolyte interphase has allowed the creation of a rechargeable non-aqueous magnesium-metal battery.

Inspired by a version of origami called kirigami, researchers have developed malleable electronic circuits that can be bent and twisted.

A novel method can produce linked networks of metal oxides, held together by boron, that possess interesting catalytic or electronic properties.

Scientists have developed the first technique able to meld ions from up to eight different elements to form high entropy alloyed nanoparticles.

An aluminum-based material can quickly change how it reflects heat, by smoothing or wrinkling its surface after being stretched or electrically triggered.

A polymer thermal conductor with rigid, ordered monomer chains can conduct 10 times more heat than most commercially used polymers.

Using a nanoparticle 'supersoap', scientists have developed a way to print three-dimensional structures composed entirely of liquids.

Scientists have discovered that a barium-iron-arsenic superconductor changes its magnetic properties when put under mechanical strain.

Scientists created an electrically conducting crystal made from layers of iron and tin atoms, with each layer arranged in the pattern of a kagome lattice.

Scientists have furthered their understanding of how, when and where the atoms in molten metal ‘lock’ into place during the production of metallic glass.

When placed between the two electrodes of a lithium-metal battery, a graphene oxide 'nanosheet' can prevent the formation of lithium dendrites.

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