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Metals and alloys news, November 2018

By using multicomponent intermetallic nanoparticles, scientists have developed new high-strength alloys that are both strong and flexible.

A novel X-ray analysis technique has revealed the mechanisms behind resistance at the electrode-electrolyte interface in all-solid-state batteries.

A new class of carbides containing five different metallic elements are predicted to be among the hardest materials with the highest melting points.

Using a specific combination of heating and cooling, researchers have created superalloys that are much more resistant to heat-related failures.

Find out the recipients of the 2018 Extreme Mechanics Letters Young Investigator Award.

A 3D, cross-linked polymer sponge that attaches to the anode in lithium metal batteries can help prevent the formation of dendrites.

Hydrogen ions controlled by an electric voltage can be used to change the magnetic properties of a magnetic layer in a spintronics device.

A new electron microscopy technique can reveal how nanomaterials change in response to illumination with different wavelengths of light.

Scientists have used a process called ball-milling to help create 3D heterostructures from various 2D transition metal dichalcogenides.

A sandwich structure made from aluminum oxide, termed nanocardboard, is stiff, light, thermally insulating and even able to levitate.

A new metal-organic framework can simultaneously produce hydrogen and clean pollutants from water when irradiated with visible light.

Varying the spacing between twin boundaries can dramatically improve a metal's strength and the extent to which it strengthens when deformed.

By adding carbon and nitrogen to manganese, researchers have developed a fuel cell catalyst that is just as effective as platinum but much cheaper.

Scientists have shown that films of carbon nanotubes can effectively stop dendrites from growing from the anodes in lithium-metal batteries.

A MOF modified with an iron peroxide compound can separate ethylene from ethane while consuming far less energy than existing techniques.

Memory steel

Scientists have identified a new class of topological materials made by inserting transition metal atoms into the atomic lattice of niobium disulfide.

A novel ceramic-metal composite that can handle high heat and pressure makes an effective material for producing solar power heat exchangers.

Nanoparticles comprising a platinum outer shell that surrounds alternating layers of platinum and cobalt atoms make effective fuel cell catalysts.

Using nanopillars made from a high-entropy alloy, scientists have been able to study how dislocations organize and interact at the nanoscale.

Researchers have shown that a freestanding porous titanium monoxide nanofiber mat makes an effective cathode material for lithium-sulfur batteries.

Electronic skin that heals itself after damage just like human skin could now be possible, according to new research.

two-dimensional boron – or borophene – accommodates line defects in a unique way

boron arsenide (BAs) has unusually high thermal conductivity, which could help keep the next generation of electronic and optoelectronic devices cooler

Japanese art of paper cutting and folding kirigami transforms flat, two-dimensional cutouts in gold films into three-dimensional nanoscale structures

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