Nanotechnology – Page 3
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ResearchRedox switches up possibilities for signal transduction in artificial cells
Vitamin C triggers membrane translocation in a synthetic system, which generates an amplified fluorescent response
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ResearchTwisted trilayer graphene supports existence of exotic superconductivity
‘Magic angle’ twist in three layers of graphene offers new insight into superconductivity current models can’t explain
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ResearchSingle atom catalysts double up to link oxidation and reduction
Photosynthesis inspires dual electrolytic system where iron-supporting shell envelops palladium-supporting ‘yolk’
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NewsEuropeans want nanomaterial products to be labelled, survey shows
While awareness of nanomaterials in everyday products remains low, 87% of people want them noted, surveys in five European countries shows
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ResearchTunable graphene oxide–polymer membrane mimics biological membranes
Composite material’s permeability and selectivity varies with pH
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ResearchFruit flies’ protective corneal coatings reproduced
Anti-reflective and anti-adhesive nano-coating that covers the eyes of insects could find uses in medical implants and contact lenses
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NewsSuit of iron turns sperm cells into spermbots
Microrobots that swim under the influence of a magnetic field could one day be used to deliver drugs
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ResearchPost-silicon age dawns as carbon nanotube transistors made in chip factories
Moore’s law could hold true for many years to come with a little help from nanotubes
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NewsLack of standardised testing makes comparing nano skin tests hard
Study reemphasises that nanoparticles don’t penetrate the skin
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ResearchNanoparticle antivirals offer new way to fight coronaviruses but therapy is still in its infancy
Antiviral platform can be tailored to a wide range of viruses by chemical modification
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ResearchTargeted nanoparticles swell-up to kill cancer cells
Nanoparticles covered with charged ligands can kill errant cancer cells but leave normal cells unharmed
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ResearchFirst three-component artificial immune system made of DNA-studded gold nanomachines
DNA machines could interface with biological systems to make intelligent medicines
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ResearchYo-yo crystals are a new, rare kind of chiral porous material
Highly unusual structures possess chirality on molecular and macroscopic scales
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FeatureSingle-atom catalysis
Single atom and hierarchical nanopore catalysts are reducing the need for precious metals, and could clean up the energy and chemical industries, finds Andy Extance
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Research’Blackest black’ ever made is 10 times darker than previous record holder
Serendipitous discovery produces darkest material in existence using carbon nanotubes
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ResearchNew form of pure carbon made by manipulating atoms
Elusive 18-carbon ring pinned down on surface
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ResearchSelf-assembling ‘buckybowls’ inspired by virus capsids
Football-like molecules could be used in drug delivery, catalysis and synthesis
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ResearchLiquid magnet takes shape as ferrofluids hold their attraction
Fluids could find uses in drug delivery or robotics
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ResearchEveryday kitchen chemicals used to grow carbon nanotubes
Nanotubes can be synthesised at relatively low temperatures using sodium compounds
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ResearchMagnetite microswarm repairs circuit by mimicking bridge-building ants
Gold-coated iron particles in magnetic field move like swarming ants to repair broken microcircuits