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Materials news, January 2019

By coating cotton with a conducting polymer, researchers have developed a fabric that can harvest body heat to power wearable electronic devices.

Researchers have created 3D-printed, flexible mesh structures made of silicone that can be controlled with applied magnetic fields.

A new method called thermal scanning probe lithography outperforms standard methods for fabricating metal electrodes on 2D semiconductors.

Sandwiched lithium nanocomposites by one-pot process

Researchers have demonstrated that the conducting organic polymer PEDOT functions in a completely different manner than previously believed.

Using super-resolution microscopy to observe the motion of individual polymer chains has revealed the true complexity of polymer dynamics.

Researchers have developed a process for growing graphene nanoribbons in both armchair and zig-zag configurations on the same wafer.

Researchers have discovered that layered graphene can exhibit very different properties in humid conditions, due to water seeping between the layers.

Researchers have developed methods for 3D printing piezoelectric materials that can convert stress from any direction into electrical energy.

Weaving power into wearables

clusters of gold nanoparticles promise a new way of treating the debilitating neurodegenerative condition Parkinson’s disease

3D printable piezoelectric materials

Guided by theoretical calculations, researchers have discovered a new class of promising thermoelectric materials.

Sensing molecular logic

Textile researchers have found a simple process for coating silk with ZnO

Scientists have probed the complex interactions between quantum particles such as excitons and polarons in halide organic-inorganic perovskites.

Using a new theory called stress localization, scientists have created a durable silicone polymer coating capable of repelling ice from any surface.

Chemists have found that the void spaces in 2D layers fundamentally changes the strength of the van der Waals forces between the layers.

Structures made from stimuli-responsive materials can determine which of multiple possible actions to take in response to their environment.

New generation holograms hard to counterfeit

Nanoparticles made from cellulose acetate are promising candidate for medical imaging applications

Researchers have found a way to perform 'double doping' in organic, polymer-based semiconductors, enhancing their conductivity.

A new catalog details the sizes and shapes of the holes that would most likely be observed in 2D materials when a given number of atoms is removed.

Chinese researchers develop the world’s first ‘living biofilm’ adhesive with tuneable behaviour

Research could improve layered materials and predict earthquakes

Researchers have shown that a damage-resistant rechargeable zinc battery with a cartilage-like solid electrolyte makes an effective 'structural battery'.

Incorporating advanced catalysts made from 2D materials into lithium-air batteries allows them to hold up to 10 times more energy.

Scientists have developed and analyzed a novel catalyst that can produce a useful biochemical from plant-derived material.

Man-made materials communicate with different cells to promote process of tissue repair

A flexible crystalline porous material composed of metal ions and small peptide molecules can change its structure in response to its environment.

High-energy X-ray beams and a clever experimental setup have allowed researchers to watch the formation of two different cobalt crystals.

Molecules termed traction force-activated payloads can help to produce materials able to talk to the body's natural repair systems to drive healing.

Micro-topographical screening of biomechanically directed tendon cell phenotype.

A new surface plasmon resonance sensor based on the 2D material antimonene can sensitively detect microRNA associated with cancer.

Using a powerful new analytical technique, scientists have uncovered a distinct pattern of electron spins within a cuprate superconductor.

For the first time, researchers have produced a coherent qubit made from graphene and the 2D material hexagonal boron nitride.

small doses of gold nanoparticles can be broken down by aquatic plants over a period of months

movement of tiny, simple silicon nanomotors in an electric field can be controlled remotely using light

Yolk@Shell SiOx/C microspheres with semi-graphitic carbon coating on the exterior and interior surfaces for durable lithium storage

graphene can covert high frequency gigahertz signals into the terahertz range

mushroom-like gold nanowires on soft, flexible substrates could enable a new generation of wearable or implantable stretchable electronic devices

light-emitting diodes based on perovskites that have surpassed a milestone in efficiency

Researchers have found that a quasicrystalline superlattice can self-assemble from a single type of pyramid-shaped nanoparticle building block.

Using embedded liquid crystals, scientists have created a shape-shifting polymer material that can morph from one sophisticated form to another.

A composite made of lignin, nylon and carbon fiber possesses just the right mix of viscosity when hot and strength when cool for 3D printing.

Disordered magnesium chromium oxide crystals just 5nm in size can make an effective cathode material for magnesium batteries.

Pristine graphene formed into geometric shapes such as narrow ribbons connected to wide-open regions can efficiently convert light into electricity.

Researchers have found that the density of intentionally introduced point defects in graphene electrodes is directly proportional to their sensitivity.

A new combinatorial library tool can rapidly test millions (even billions) of nanoparticles to determine which is best for a specific application.

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