Materials

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A scanning electron microscope image of Au3+ extraction and reduction by the graphene oxide/chitosan sponge. The Au3+ appears as a yellow blob stuck to a pink-tinged, lumpy background

Eco-friendly graphene composite recovers gold from e-waste

A bright white wave peak passes through spheres of red and blue arrows pointing outward, resembling spiky hedgehogs

Orbital angular momentum monopoles appear in a chiral crystal

Experimental observations at the Swiss Light Source could advance the development of energy-efficient memory devices based on "orbitronics"

Liquid-crystal bifocal lens excels at polarization and edge imaging

Applied voltage adjusts intensity at twin focal points

Research headlines

A spider's hook-shaped fang with a strand of silk fibre laid across it

Spiders use physics, not chemistry, to cut silk in their webs

New work resolves a longstanding debate and could aid the development of new cutting tools

Quantum material detects tiny mechanical strains

Sensitivity of vanadium-oxide-based device breaks previous record by more than an order of magnitude

noncontact atomic force microscopy and computational modelling was used to determine the structure of the aluminium oxide surface

Aluminium oxide reveals its surface secrets

New non-contact atomic force microscopy images shed more light on the "enigmatic insulator" aluminium oxide

Individual silk protein molecules, or “silk fibroins” (blue), are deposited on a graphene surface surrounded by water (green and red spheres) and grow into an atomically precise 2D sheet

Silk-on-graphene films line up for next-generation bioelectronics

Researchers have grown a uniform two-dimensional layer of silk protein fragments on a van der Waals substrate for the first time

Structural battery is world’s strongest, say researchers

Carbon fibre-based electrodes are key to success

Local chemical order forms in the liquid--solid interface even when the multi-principal element alloys are rapidly cooled

Short-range order always appears in new type of alloy

New insights into hidden atomic ordering could help in the development of more robust alloys

Videos

Eco chic: clothing made from trees, inspired by spiders

Innovation in diamond applications from Element Six

Researchers at the Centre for Print Research

Bristol print innovators make a strong impression

WYSS 2D Materials 2024 – 9-10 Nov

A free-to-attend, 2-day hybrid conference bringing together early career and leading researchers in the field of 2D Materials.

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Unlocking the future of materials science with magnetic microscopy

JPhys Materials explore some of the key magnetic imaging technologies for the upcoming decade

Pele’s hair-raising physics: glassy gifts from a volcano goddess

Volcanic hairs and tears reveal a wealth of information about what lies within lava

To boost battery recycling, keep a close eye on the data

Real-time analysis can drive improvements that benefit manufacturers as well as the environment, says Kalle Blomberg

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Enabling the future: printable sensors for a sustainable, intelligent world

Nano Futures explores the cutting-edge science and technology driving the development of next-generation printable sensors

Close up of the air-powered sensing device

Air-powered computers make a comeback

Novel device contains a pneumatic logic circuit made from 21 microfluidic valves

Vortex cannon generates toroidal electromagnetic pulses

Electromagnetic vortex pulses could be employed for information encoding, high-capacity communication and more

Gallium-doped bioactive glass kills 99% of bone cancer cells

New therapy kills cancerous cells while stimulating growth of new healthy bone

1:10 scale model of Lomonosov’s laboratory

Stop this historic science site in St Petersburg from being sold

A historic scientific landmark may soon disappear, says Robert P Crease

The hBN quantum sensing setup at RMIT University

Carbon defect in boron nitride creates first omnidirectional magnetometer

Quantum sensor can detect magnetic fields in any direction and monitor temperature changes in a sample at the same time

The simulated Pong game environment, 1000 × 1000 pixels, separated into six regions

Electro-active material ‘learns’ to play Pong

Memory-like behaviour emerges in a polymer gel

Shadowgraph of an oil drop sliding down two fibres

Twisted fibres capture more water from fog

New finding could allow more fresh water to be harvested from the air

Artist's impression of heat waves rising coherently from a structured metasurface

Metasurface makes thermal sources emit laser-like light

Pillar-studded surface just hundreds of nanometres thick allows researchers to control direction, polarization and phase of thermal radiation

Researchers cut to the chase on the physics of paper cuts

A paper cut “sweet spot” just happens to be close to the thickness of paper in print magazines

Metamaterial gives induction heating a boost for industrial processing

Technology could help heavy industry transition from fossil fuels

Image showing hexagons stacked on top of each other and lit up at the edges by glowing blue dots

‘Kink states’ regulate the flow of electrons in graphene

New valleytronics-based switch could have applications in quantum networks

Kirigami cubes make a novel mechanical computer

New device can store, retrieve and erase data

Artist's image showing a running human with a sensor in their body. An inset image of the sensor shows that it contains twisted ropes of carbon nanotubes

Twisted carbon nanotubes store more energy than lithium-ion batteries

Mechanical energy storage could be a safer way of powering some medical devices

Artist's image of a graphene lattice, showing the atoms as yellow balls and the edges of the lattice as yellow lines

Graphene switch combines logic and memory functions in a single device

New device exploits the carbon material’s ability to conduct both electrons and protons

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