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Materials news, July 2021

MXene-polymer composite blocks electromagnetic pollution

new lightweight composite material composed of MXene and polystyrene beads could shield electromagnetic pollution

A single atomic layer of cobalt-doped zinc oxide is the first room-temperature 2D magnet that is chemically stable under ambient conditions.

By creating electrically conductive paths through a thick silicon dioxide layer, researchers have efficiently split off oxygen molecules from water.

Researchers have developed a machine-learning model for predicting the bonding properties of materials from features of their component atoms.

Control over the toughness and ductility of alloys

simple, cheap, biocompatible cell culture substrate uses gold nanorods to unlock stem cells in large numbers for regenerative medicine

Scientists used a quantum computer to isolate quasiparticles known as magnetic monopoles, which could lead to novel magnetic materials.

Researchers have confirmed that antimony is a topological material, and explored how its bulk and surface electrons respond to an external stimulus.

Using various forms of evidence, researchers have shown that uranium ditelluride displays many of the hallmarks of a topological superconductor.

By combining two different atomic arrangements, researchers have designed an inorganic material with the lowest thermal conductivity ever reported.

Researchers have shown that a transparent phosphate salt can prevent lead leaching out of halide perovskites when they're exposed to water.

Producing heavy fermions with cheap and non-radioactive materials

Scientists have developed a novel composite material for degrading nerve agents, which comprises a hydrogel and a metal-organic framework .

Researchers used a novel imaging technique to obtain a high-resolution snapshot that reveals how ligands bind to the surface of nanoparticles.

For the first time, researchers have visualized topological 'defects within defects' in a chiral magnetic thin film using electron microscopy.

By utilizing a hydrogel that absorbs body fluids, researchers have produced a brain-machine interface that doesn't trigger a foreign body response.

Scientists have increased the strength and ductility of an alloy by introducing tiny precipitates into its matrix and tuning their size and spacing.

Resonant inelastic X-ray scattering has revealed both important similarities and subtle differences between superconducting nickelates and cuprates.

By coating a mirror with a nanoscale layer of a conducting polymer, researchers have created structural colors for reflective color displays.

functionalized superparamagnetic iron oxide nanoparticles or SPIONs capture plastic waste particles from contaminated water

For the first time, researchers have fitted a monolayer of the semiconductor molybdenum disulfide with superconducting contacts.

A novel machine-learning model utilizes the collective knowledge of the chemistry community to predict the oxidation state of complex materials.

Using a specially prepared rack, researchers have shown that the electronic properties of graphene can be specifically modified by mechanical stretching.

Using a microscope, researchers have observed a special type of solid-to-solid phase transition in the crystal structure of polymeric microparticles.

By using thin strips of lithium as the anode, researchers have created a lithium-metal battery that lasts for an unprecedented 600 cycles.

Researchers have developed a 2D alloy made from five different metals and shown it can make an effective catalyst for reducing carbon dioxide.

A new electrode made from an ultrathin silver film can help prevent light from becoming trapped in organic light emitting diodes.

By dispersing liquid metal droplets in an elastomer, researchers have created electrical circuits that are stretchy, self-healing and recyclable.

By utilizing graphene quantum dots as a support, researchers have produced single-atom catalysts with a high density of transition-metal atoms.

Researchers have fabricated an ultralight nanoarchitected carbon material that is more efficient at absorbing impacts than Kevlar of the same weight.

Researchers have developed a simple, low-cost technique that allows them to follow lithium ions moving in real time as a battery charges and discharges.

mechanism of pinecones' ability to open and close their scales to disperse their seeds revealed

paper offers a cheap, flexible and biodegradable alternative substrate to silicon for simple electronic devices like disposable sensors

Researchers have found that a common material analysis technique can give misleading results due to an erroneous assumption during calibration.

Researchers have produced 2D perovskite crystals that are stable and highly efficient at harvesting electricity from sunlight by growing them from seeds.

Using an innovative method called scratch testing, researchers have shown that adding graphene nanoplatelets to cement increases its fracture resistance.

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