Soft matter and liquids Research update Ion-exchange bead writes under water New generic technique requires no substrate to fix ink and works thanks to a phenomenon known as diffusion-osmotic flow Read article: Ion-exchange bead writes under water
Topological matter Research update Quantum anomalous Hall insulator carries current in its interior, not just its edges Unexpected electron transport behaviour shows how much we don’t know about topological materials, say physicists Read article: Quantum anomalous Hall insulator carries current in its interior, not just its edges
Magnetism and spin Research update Applied magnetic field flips a material’s thermal expansion New technique could be an alternative to chemical substitution for regulating the expansion of magnetic materials Read article: Applied magnetic field flips a material’s thermal expansion
Advanced materials Research update Polar bear fur inspires solar-thermal textiles New fabric is 30% lighter in weight than cotton and keeps wearers warmer at colder temperatures Read article: Polar bear fur inspires solar-thermal textiles
Optical physics Research update Sound waves break light transmission reciprocity New technique could advance optical communications that encode information in the orbital angular momentum of light Read article: Sound waves break light transmission reciprocity
Advanced materials Research update Sugar offers a sweet solution for patterning curvy microelectronics Embedding tiny patterns in chunks of sugar avoids use of harmful chemicals Read article: Sugar offers a sweet solution for patterning curvy microelectronics
Advanced materials Research update 4D-printed material responds to environmental stimuli 3D-printed structures with properties that change over time could have applications in robotics and sensing Read article: 4D-printed material responds to environmental stimuli
Advanced materials Research update Meta-atoms act like road signs for light waves Nonlinear dielectric nanostructures could control the flow of light in next-generation devices for information processing and communications Read article: Meta-atoms act like road signs for light waves
Superconductivity Research update Clathrate superhydride makes new high-temperature superconductor The material is superconducting at temperatures of 215 K and pressures of 172 GPa Read article: Clathrate superhydride makes new high-temperature superconductor
Advanced materials Research update Loopy currents appear in a kagome superlattice Researchers identify signature of a new electronic phase in a correlated kagome superconductor Read article: Loopy currents appear in a kagome superlattice