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Nanomedicine: Quantum dots appear safe in pioneering study on primatesA pioneering study to gauge the toxicity of quantum dots in primates has found the tiny crystals to be safe over a one-year period, a hopeful outcome for doctors and scientists seeking new ways to |
Composite materials: Taking a leaf from nature's bookAmyloid protein fibrils and graphene sheets can be combined to make a material that is biodegradable and has useful shape-memory and enzyme-sensing properties. |
Persistence of engineered nanoparticles in a municipal solid-waste incineration plantLarge-scale incinerators can remove engineered nanoparticles from flue gas and loosely trap them in solid combustion residues. |
Hydrogen stabilization of metallic vanadium dioxide in single-crystal nanobeamsThe metal–insulator transition in vanadium dioxide can be reversibly suppressed to cryogenic temperatures by doping with atomic hydrogen. |
A pilot study in non-human primates shows no adverse response to intravenous injection of quantum dotsSix rhesus macaques injected with a cadmium-based quantum-dot formulation survived without any evidence of toxicity, but cadmium remained in certain organs after 90 days. |
Synthetic scent hounds: Nanostructured sensor for detection of very low concentrations of explosiveTo prevent terrorist attacks at airports, it would be helpful to detect extremely low concentrations of explosives easily and reliably. |
Using graphene, scientists develop a less toxic way to rust-proof steel(Phys.org) -- University at Buffalo researchers are making significant progress on rust-proofing steel using a graphene-based composite that could serve as a nontoxic alternative to coatings that c |
Samsung presents a new graphene device structureSamsung Advanced Institute of Technology, the core R&D incubator for Samsung Electronics, has developed a new transistor structure utilizing graphene. |
Diamond used to produce graphene quantum dots and nano-ribbons of controlled structureKansas State University researchers have come closer to solving an old challenge of producing graphene quantum dots of controlled shape and size at large densities, which could revolutionize electr |
Electron hopping in graphene oxide leads to highly sensitive sensing(Phys.org) -- Graphene has many promising applications on its own, but pairing the two-dimensional material with the semiconductor titanium dioxide (TiO2) extends its capabilities even further. |
Full control of plastic transistorsIn an article in the highly ranked interdisciplinary journal PNAS, Loïg Kergoat, a researcher at Linköping University, describes how transistors made of plastic can be controlled with great precisi |
Ultrasensitive biosensor promising for medical diagnostics(Phys.org) -- Researchers have created an ultrasensitive biosensor that could open up new opportunities for early detection of cancer and "personalized medicine" tailored to the specific biochemist |
