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Materials news, December 2015

A new process that uses vapor, rather than liquid, to grow metal-organic frameworks could lead to a new breed of powerful electronic devices.

A new mixed oxide catalyst made from zinc and zirconium can convert bio-based ethanol to isobutene in one easy step.

Scientist have modeled a new hybrid material that can reconfigure itself into different shapes when exposed to light and heat.

Metal organic framework materials using CVD.

A tenable diode for photons

Understanding creep in semiconductors compared with metals

Counting electrons to boost catalyst efficiency

Top 5 news items of 2015 from Materials Today.

For the first time, researchers have investigated how much electrical charge nanoparticles transfer to their support.

Scientists have developed a freeze-casting technique that allows them to design and create strong, tough and lightweight materials.

In their search for materials that can withstand supercritical ammonia, scientists tested 35 metals, two metalloids and 17 ceramic materials.

A novel hydrocarbon-based nanomaterial could be a ‘green’ replacement for superhydrophobic fluorocarbons.

By developing a way to line up three gold nanoparticles of increasing size, scientists have developed a nanolens for focusing light.

A new anti-reflection coating made up of metal nanopillars lets light through without hampering the flow of electricity in optoelectronic devices.

Scientists have have produced highly durable and active platinum-iron nanoparticles with a carbon shell for use as fuel cell catalysts.

Metal powders could provide a more viable long-term replacement for fossil fuels than hydrogen, biofuels or batteries.

A new germanium nanofilm not only shimmers like an opal but is hard as a crystal, exceptionally thin and highly porous.

US scientists have developed a new phase field model to describe nucleation and growth in a material’s microstructure.

A smart wound dressing made from a stretchy hydrogel can incorporate temperature sensors, LED lights and other electronics.

Adding minuscule silicon pillars to the surface of a solar cell can more than double the amount of energy it produces.

Tests on the toxicity of several graphene materials revealed that graphene oxide could make super-strong dental fillings that don't corrode.

Scientists have used graphene produced by heating plastic sheets with a laser to create flexible, solid-state micro-supercapacitors.

New members welcomed for their outstanding scientific achievements.

Researchers have developed cancer-killing nanoparticles that swell and burst when exposed to near-infrared laser light.

Could oceans be cleaned using entirely self-powered systems? A group of Chinese researchers believes so...

A new material consisting of nanocellulose and a conductive polymer boasts an outstanding ability to store energy.

A newly-developed polymer can minimize energy loss when converting sunlight to electricity in a solar cell.

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A new boron nitride nanosheet can absorb up to 33 times its weight in oils and organic solvents.

Scientists have developed a new process for fabricating 'perfect' white graphene, also known as hexagonal boron nitride.

Nanoscale octopods made of gold and palladium can do double duty as catalysts and plasmonic sensors.

Diamond-coated micro-sized pillars could sharpen up cochlear implants by acting as a guide for regrowing auditory neurons

Scientists have discovered that doping tin selenide with sodium boosts its performance as a thermoelectric material.

Scientists have produced a new kind of gold foam that is lighter than water and almost as light as air.

Using an organic superacid to fix defects in molybdenum disulphide produced a 100-fold increase in its photoluminescence quantum yield.

Researchers have produced tandem solar cells from polycrystalline thin films, using a method that is suitable for mass production.

Researchers have developed a new process that can produce large sheets of graphene 100 times cheaper than existing processes.

Scientists have developed novel catalysts made from self-assembled porous silica material containing finely-positioned metal nanoparticles.

Scientists have used scanning transmission electron microscopy to track atomic reconfigurations in individual platinum-cobalt nanoparticle catalysts.

A novel ‘water-in-salt’ aqueous lithium-ion battery is able to produce double the voltage of other aqueous batteries.

A new method for manufacturing 3D nanostructures uses a mask that can define a pattern on two sides of a silicon wafer simultaneously.

Solid materials such as nanocrystals, bulk metallic glasses, rocks or granular materials all deform in a similar way when exposed to stress.

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