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Materials news, December 2020

By realizing the quantum anomalous Hall effect in a multilayered insulator, researchers have produced a multilane highway for transporting electrons.

Researchers have discovered that 'weak' Van der Waals interactions are still sufficient to form bumps in rigid silver nanosheets.

Scientists have discovered why an anomalous metallic state appears at the superconductor-insulator transition in 2D superconductors.

Researchers have developed a novel porous, carbon-based anode material that can increase the energy density of sodium-ion batteries.

Researchers have discovered that the electrons in magic-angle twisted bilayer graphene can create 'topological quantum states'.

Researchers used computer simulations to model the effects of elemental composition on the glass-forming ability of metallic mixtures.

Researchers have found that fabric coated with the conductive 2D material MXene is highly effective at blocking electromagnetic waves.

Researchers have found a new way to predict the properties of metal alloys based on reactions at the boundaries between their crystalline grains.

When the thermoelectric semiconductor tin monoselenide is doped with antimony, it switches between p-type and n-type as doping increases.

Researchers have discovered that a process known as crystal gliding is responsible for damage to single-crystal, nickel-rich cathodes in batteries.

By replicating the design of a mammal bone, researchers have improved the structural integrity of the cathode for a sodium-ion battery.

Researchers have developed a perovskite crystal that can detect gamma rays and a method to produce it in large volumes.

A team of researchers says it's time to step up efforts to find thermoelectric materials for cooling applications as well as power generation.

By using nanosheets and graphene foam in an island-bridge design, researchers have developed stretchable micro-supercapacitor arrays.

Improved solar energy storage using a molecular machine

Nanomaterial-based device that can heat or cool buildings

A new flexible, rechargeable, printable silver oxide-zinc battery can provide five to 10 times more power than current lithium-ion batteries.

Single-walled carbon nanotubes can emit a delayed secondary fluorescence when triggered by a process involving dye molecules and oxygen.

Using triangular-shaped molecular building blocks, researchers have created an ultrathin porous membrane for filtering organic solvents.

A new tool that uses light to map out the electronic structures of 2D crystals could reveal the capabilities of emerging quantum materials.

Researchers have found that their new graphene-based heat pipe is better at cooling electronics and power systems than a copper-based heat pipe.

By switching between two different nanomaterial sheets, engineers have produced a dual-mode heating and cooling device for buildings.

A titanium atom that wants to be in two places at once is responsible for the poor thermal conductivity of the crystalline solid barium titanium sulfide.

Researchers developed a method to create 3D models of the fibers within composite materials, which they used to predict thermal conductivity.

Researchers have used nanosheets to create an inorganic material that can be converted from a hard gel to soft matter by changing the temperature.

A magnesium battery with a new cathode and electrolyte can deliver a power density comparable to that of lithium-ion batteries.

Researchers have shown that flexible, ultrathin antennas made by spraying the 2D material MXene perform almost as well as copper antennas.

Researchers have imbued electrons with novel properties by forcing them to travel along a serpentine path in a metal oxide nanowire.

Researchers have discovered that metal-organic frameworks need to be flexible in order to separate gases efficiently.

Researchers have developed an ionic liquid forcefield that prevents proteins from binding to and tagging therapeutic nanoparticles.

Researchers have developed a platform that combines a novel electrospray deposition tool with X-ray analysis for studying blended materials.

Researchers have developed an ultrafast way, based on plasma processing, to produce stable perovskite cells and assemble them into solar modules.

Researchers have directly visualized quantum dots in bilayer graphene, revealing the shape of the quantum wave function of the trapped electrons.

A novel AI algorithm called CAMEO was able to discover a potentially useful new material without requiring additional training from scientists.

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