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Direct writing technique creates never-before-seen states in artificial spin ice

Nanowire macrospins can now be flipped on demand, producing arbitrary spin arrangements unachievable by other means

Magnetic nanoparticles carry DNA into flowering plants

Culture-free magnetofection technique is a new way to genetically modify crops such as cotton.

Polymer implant is strong and bioresorbable

New device is as strong as conventional metallic stents and can be used to treat soft-tissue diseases.

Graphene transistor goes magnetoelectric

Device is expected to operate with very low power and have electrically controllable spin polarization both at and above room temperature.

Flash Nano: Tip brightens dark exciton application prospects

Researchers use a nanoantenna to induce, switch and programmably modulate hard-to-reach dark excitons in 2D MoS2 at room temperature, opening up potential applications in quantum technologies and optoelectronics.

4D electron microscopy reveals nano eutectic reactions

Caltech researchers capture nanosecond frames during eutectic transformation with 4D electron microscopy.

Nanomagnetic device detects infectious diseases in record time

New, ultrafast system can detect antibodies secreted from as few as five hybridoma cells.

Hidden dimensions make broadband metasurfaces

By mathematically transforming an entire spatial dimension into a point, researchers have achieved, for the first time, metasurfaces with continuous absorption spectra.

Low k-material toughens up

Stiff, resilient and thermally stable nano-architectured structure might be used to make devices such as capacitors, wide-band antennas and stable wiring for high-voltage applications in aerospace and hydrogen vehicles.

Excitons seen in bilayer graphene

New result bodes well for next-generation optoelectronics instruments, such as tunable infrared detectors, light-emitting diodes and lasers.

Gold nanoparticles deliver CRISPR components

Non-viral technique provides a potential new platform for treating a variety of genetic diseases.

Substrate exfoliation carves an opening for kesterite photovoltaics

Sulphur incorporation followed by a neat exfoliation process enhances the voltage of kesterite solar cells and gives them the potential to power the Internet of Things

Fluid-dispersed nanosheets bring new possibilities for silicon photonics – news from the Enlighten Conference 2017

Microfluidic channels allow liquid crystals to be used as controllable waveguides in integrated optical circuits.

Cryo-electron microscopy reveals surface of Li metal in batteries

Freezing the Li metal anode shows nanostructure related to battery failure.

Graphene-oxide membranes filter organic solutions

Carbon-based sieves might be used in purification and filtration technologies in the chemical, pharmaceutical and petrochemical industries.

Dual gold nanoparticle probe measures telomere properties

New technique will be important for shedding more light on how telomeres are related to cell ageing.

Flash Nano: Single molecules clock in

By designing reactions with a long series of irreversible steps, researchers design chemical clocks based on single molecules free from stochastic ensemble dynamics.

Anionic nanoceria boosts plant photosynthesis

Cerium oxide particles could be used to increase crop yields in the future by helping plants become more tolerant to abiotic stress.

Chameleons inspire mechanochromic photonic films

Elastic composites that change colour when stretched might be used in a variety of “reflecting-mode” display applications.

Lasers go to the dark side

Dark-mode resonators provide low-profile, high Q-factor, tunable lasers.