Metals and alloys news, May 2016

Light has healing effect on perovskite films

Scientists have found that certain defects in perovskite films can be healed by illuminating the films with intense light.

Novel perovskite can monitor chemical reactions in real time

A novel perovskite-based nanomaterial changes color when it interacts with ions and other small molecules during a chemical reaction.

silver nanowires could replace the transparent electrodes currently used in smart phone and tablet sensors

Because it changes from a solid state to a liquid state at around 30°C, gallium can make an effective reversible adhesive.

A new material termed ‘rewritable magnetic charge ice’ permits an unprecedented degree of control over local magnetic fields.

A new electronic material made from boron nitride nanosheets can heal all its functions automatically even after breaking multiple times.

Details of new journal Biotribology.

Silver nanowire films are proving to be an ideal replacement for indium tin oxide in flexible, touch-screen displays.

Using metamaterials, researchers have developed a system that can efficiently transfer electrical energy between two separated circuits.

A novel electron microscopy technique can visualize the nanoscale structural changes that occur in battery materials during discharge.

Scientists have enhanced the photoluminescence efficiency of tungsten diselenide, a 2D semiconductor, by incorporating it on nanosized gold trenches.

Scientists have found that the key to fast ion conduction in a solid electrolyte are tiny features that maximize ion transport pathways.

Superlattices could enable a new generation of electronic, optoelectronic and photovoltaic devices.

Scientists have discovered that a couple of boron atoms placed very precisely in silicon offer a convenient way to study the quantum world.

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Engineers have designed miniature robots made from a novel phase-shifting material that can rapidly and reversibly shift between liquid and solid states.

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By combining aluminum with carbon fibers, researchers have developed a rechargeable battery that can be charged and discharged up to 10,000 times.

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