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Metals and alloys news, October 2018

A novel technique uses a nickel film to harvest 2-inch diameter wafers of a 2D material from a bulk crystal and then stack them with other 2D wafers.

The strength of a particular chemical bond in cuprates influences the temperature at which they achieve superconductivity.

Using a supercomputer, scientists have managed to predict the electrical and optical properties of hybrid organic-inorganic perovskites.

Researchers have combined experiment and theory to elucidate the electronic structure and optical behavior of novel gold and silver alloys.

Engineers have developed a graphene-based technique for fabricating ultrathin, flexible semiconducting films from exotic materials.

Scientists have probed a superionic crystal with neutrons and X-rays to determine how it can possess both solid and liquid properties.

graphdiyne film filters lithium ions and prevents dendrite growth in lithium-metal batteries

Scientists have found that the protective oxide films that form on metals can trap other atoms inside them, which influence many of the film’s properties.

Combining Mössbauer spectroscopy with ‘center of gravity’ analysis can reveal how the oxidation state of iron oxide nanoparticles changes over time.

Micron-sized calcium silicate spheres can self-assemble to form solids that are stronger, harder, more elastic and more durable than Portland cement

Silicon-based safety switch for lithium-ion batteries prevents catastrophic failure.

hybrid material based on transition metal selenide could be a nonprecious metal alternative electrocatalyst for hydrogen generation

Researchers have used an atom hybridization method to synthesize multimetallic clusters consisting of more than five metal elements.

Composite contains polymer component to protect metal hydride filler from exposure to air and moisture for stable hydrogen storage.

Researchers have developed a method for creating an antenna made from a two-dimensional material that can be sprayed onto almost any surface.

New insertion reaction anode material produced via combustion synthesis could boost sodium-ion batteries.

A nano-filter made from sheets that naturally grow on liquid metal can clean dirty water over 100 times faster than current technology.

Non-precious metal Fe-N doped carbon electrocatalyst for ORR could make fuel cells more economically viable and sustainable.

Physicists have developed a bilayer graphene device that displays both efficient transport and control of electron spins.

A new sodium powder allows the formation of a solid electrolyte interface that doesn't build up to consume sodium ions in a sodium-ion battery.

manganese selenide nanocubes are promising anode materials for sodium-ion batteries

Acid-resistant CNT-supported iridium-oxide catalyst for oxygen evolution and reduction reactions.

A novel, zero-dimensional photoluminescent material is cheap to fabricate, does not use toxic starting materials and is very stable.

Synopsis of “The Mechanisms of Ductile Rupture” (Philip J.NoellJay D.CarrollBrad L.Boyce) Acta Mat 2018.

Treating two-dimensional boron nitride with a superacid helps it to bind with other materials, including nanoparticles and graphene.

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